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path: root/spec/controllers/public_body_controller_spec.rb
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# coding: utf-8
require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')

describe PublicBodyController, "when showing a body" do
    integrate_views

    before(:each) do
        load_raw_emails_data
        get_fixtures_xapian_index
    end

    it "should be successful" do
        get :show, :url_name => "dfh", :view => 'all'
        response.should be_success
    end

    it "should render with 'show' template" do
        get :show, :url_name => "dfh", :view => 'all'
        response.should render_template('show')
    end

    it "should assign the body" do
        get :show, :url_name => "dfh", :view => 'all'
        assigns[:public_body].should == public_bodies(:humpadink_public_body)
    end

    it "should assign the requests (1)" do
        get :show, :url_name => "tgq", :view => 'all'
        assigns[:xapian_requests].results.map{|x|x[:model].info_request}.should =~ InfoRequest.all(
            :conditions => ["public_body_id = ?", public_bodies(:geraldine_public_body).id])
    end

    it "should assign the requests (2)" do
        get :show, :url_name => "tgq", :view => 'successful'
        assigns[:xapian_requests].results.map{|x|x[:model].info_request}.should =~ InfoRequest.all(
            :conditions => ["described_state = ? and public_body_id = ?",
                "successful", public_bodies(:geraldine_public_body).id])
    end

    it "should assign the requests (3)" do
        get :show, :url_name => "dfh", :view => 'all'
        assigns[:xapian_requests].results.map{|x|x[:model].info_request}.should =~ InfoRequest.all(
            :conditions => ["public_body_id = ?", public_bodies(:humpadink_public_body).id])
    end

    it "should redirect to the canonical name in the chosen locale" do
        get :show, {:url_name => "dfh", :view => 'all', :show_locale => "es"}
        response.should redirect_to "http://test.host/es/body/edfh"
    end

    it "should assign the body using same locale as that used in url_name" do
        get :show, {:url_name => "edfh", :view => 'all', :show_locale => "es"}
        response.should include_text("Baguette")
    end

    it "should redirect use to the relevant locale even when url_name is for a different locale" do
        old_filters = ActionController::Routing::Routes.filters
        ActionController::Routing::Routes.filters = RoutingFilter::Chain.new

        get :show, {:url_name => "edfh", :view => 'all'}
        response.should redirect_to "http://test.host/body/dfh"

        ActionController::Routing::Routes.filters = old_filters
    end

    it "should remember the filter (view) setting on redirecting" do
        get :show, :show_locale => "es", :url_name => "tgq", :view => 'successful'
        response.should redirect_to 'http://test.host/es/body/etgq/successful'
    end

    it "should redirect to newest name if you use historic name of public body in URL" do
        get :show, :url_name => "hdink", :view => 'all'
        response.should redirect_to(:controller => 'public_body', :action => 'show', :url_name => "dfh")
    end

    it "should redirect to lower case name if you use mixed case name in URL" do
        get :show, :url_name => "dFh", :view => 'all'
        response.should redirect_to(:controller => 'public_body', :action => 'show', :url_name => "dfh")
    end
end

describe PublicBodyController, "when listing bodies" do
    integrate_views

    it "should be successful" do
        get :list
        response.should be_success
    end

    it "should list all bodies from default locale, even when there are no translations for selected locale" do
        I18n.with_locale(:en) do
            @english_only = PublicBody.new(:name => 'English only',
                                          :short_name => 'EO',
                                          :request_email => 'english@flourish.org',
                                          :last_edit_editor => 'test',
                                          :last_edit_comment => '')
            @english_only.save
        end
        I18n.with_locale(:es) do
            get :list
            assigns[:public_bodies].include?(@english_only).should == true
        end
    end

    it "should list bodies in alphabetical order" do
        # Note that they are alphabetised by localised name
        get :list

        response.should render_template('list')

        assigns[:public_bodies].should == PublicBody.all(
            :conditions => "id <> #{PublicBody.internal_admin_body.id}",
            :order => "(select name from public_body_translations where public_body_id=public_bodies.id and locale='en')")
        assigns[:tag].should == "all"
        assigns[:description].should == ""
    end

    it "should support simple searching of bodies by title" do
        get :list, :public_body_query => 'quango'
        assigns[:public_bodies].should == [ public_bodies(:geraldine_public_body) ]
    end

    it "should support simple searching of bodies by notes" do
        get :list, :public_body_query => 'Albatross'
        assigns[:public_bodies].should == [ public_bodies(:humpadink_public_body) ]
    end

    it "should list bodies in alphabetical order with different locale" do
        I18n.default_locale = :es
        get :list
        response.should render_template('list')
        assigns[:public_bodies].should == [ public_bodies(:geraldine_public_body), public_bodies(:humpadink_public_body) ]
        assigns[:tag].should == "all"
        assigns[:description].should == ""
        I18n.default_locale = :en
    end

    it "should list a tagged thing on the appropriate list page, and others on the other page, and all still on the all page" do
        load_test_categories

        public_bodies(:humpadink_public_body).tag_string = "foo local_council"

        get :list, :tag => "local_council"
        response.should render_template('list')
        assigns[:public_bodies].should == [ public_bodies(:humpadink_public_body) ]
        assigns[:tag].should == "local_council"
        assigns[:description].should == "in the category ‘Local councils’"

        get :list, :tag => "other"
        response.should render_template('list')
        assigns[:public_bodies].should =~ PublicBody.all(:conditions => "id not in (#{public_bodies(:humpadink_public_body).id}, #{PublicBody.internal_admin_body.id})")

        get :list
        response.should render_template('list')
        assigns[:public_bodies].should =~ PublicBody.all(:conditions => "id <> #{PublicBody.internal_admin_body.id}")
    end

    it "should list a machine tagged thing, should get it in both ways" do
        public_bodies(:humpadink_public_body).tag_string = "eats_cheese:stilton"

        get :list, :tag => "eats_cheese"
        response.should render_template('list')
        assigns[:public_bodies].should == [ public_bodies(:humpadink_public_body) ]
        assigns[:tag].should == "eats_cheese"

        get :list, :tag => "eats_cheese:jarlsberg"
        response.should render_template('list')
        assigns[:public_bodies].should == [ ]
        assigns[:tag].should == "eats_cheese:jarlsberg"

        get :list, :tag => "eats_cheese:stilton"
        response.should render_template('list')
        assigns[:public_bodies].should == [ public_bodies(:humpadink_public_body) ]
        assigns[:tag].should == "eats_cheese:stilton"


    end

end

describe PublicBodyController, "when showing JSON version for API" do

    it "should be successful" do
        get :show, :url_name => "dfh", :format => "json", :view => 'all'

        pb = JSON.parse(response.body)
        pb.class.to_s.should == 'Hash'

        pb['url_name'].should == 'dfh'
        pb['notes'].should == 'An albatross told me!!!'
    end

end

describe PublicBodyController, "when doing type ahead searches" do

    integrate_views

    before(:each) do
        load_raw_emails_data
        get_fixtures_xapian_index
    end

    it "should return nothing for the empty query string" do
        get :search_typeahead, :query => ""
        response.should render_template('public_body/_search_ahead')
        assigns[:xapian_requests].should be_nil
    end

    it "should return a body matching the given keyword, but not users with a matching description" do
        get :search_typeahead, :query => "Geraldine"
        response.should render_template('public_body/_search_ahead')
        response.body.should include('search_ahead')
        assigns[:xapian_requests].results.size.should == 1
        assigns[:xapian_requests].results[0][:model].name.should == public_bodies(:geraldine_public_body).name
    end

    it "should return all requests matching any of the given keywords" do
        get :search_typeahead, :query => "Geraldine Humpadinking"
        response.should render_template('public_body/_search_ahead')
        assigns[:xapian_requests].results.map{|x|x[:model]}.should =~ [
            public_bodies(:humpadink_public_body),
            public_bodies(:geraldine_public_body),
        ]
    end

    it "should return requests matching the given keywords in any of their locales" do
        get :search_typeahead, :query => "baguette" # part of the spanish notes
        response.should render_template('public_body/_search_ahead')
        assigns[:xapian_requests].results.map{|x|x[:model]}.should =~ [public_bodies(:humpadink_public_body)]
    end

    it "should not return  matches for short words" do
        get :search_typeahead, :query => "b"
        response.should render_template('public_body/_search_ahead')
        assigns[:xapian_requests].should be_nil
    end
end
class="p">).toUpperCase()+s.substring(1);} return camelizedString;},format:function(template,context,args){if(!context){context=window;} var replacer=function(str,match){var replacement;var subs=match.split(/\.+/);for(var i=0;i<subs.length;i++){if(i==0){replacement=context;} replacement=replacement[subs[i]];} if(typeof replacement=="function"){replacement=args?replacement.apply(null,args):replacement();} if(typeof replacement=='undefined'){return'undefined';}else{return replacement;}};return template.replace(OpenLayers.String.tokenRegEx,replacer);},tokenRegEx:/\$\{([\w.]+?)\}/g,numberRegEx:/^([+-]?)(?=\d|\.\d)\d*(\.\d*)?([Ee]([+-]?\d+))?$/,isNumeric:function(value){return OpenLayers.String.numberRegEx.test(value);},numericIf:function(value){return 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element=OpenLayers.Util.getElement(arguments[i]);if(element){element.style.display='';}}},remove:function(element){element=OpenLayers.Util.getElement(element);element.parentNode.removeChild(element);},getHeight:function(element){element=OpenLayers.Util.getElement(element);return element.offsetHeight;},getDimensions:function(element){element=OpenLayers.Util.getElement(element);if(OpenLayers.Element.getStyle(element,'display')!='none'){return{width:element.offsetWidth,height:element.offsetHeight};} var els=element.style;var originalVisibility=els.visibility;var originalPosition=els.position;var originalDisplay=els.display;els.visibility='hidden';els.position='absolute';els.display='';var originalWidth=element.clientWidth;var originalHeight=element.clientHeight;els.display=originalDisplay;els.position=originalPosition;els.visibility=originalVisibility;return{width:originalWidth,height:originalHeight};},hasClass:function(element,name){var names=element.className;return(!!names&&new RegExp("(^|\\s)"+name+"(\\s|$)").test(names));},addClass:function(element,name){if(!OpenLayers.Element.hasClass(element,name)){element.className+=(element.className?" ":"")+name;} return element;},removeClass:function(element,name){var names=element.className;if(names){element.className=OpenLayers.String.trim(names.replace(new RegExp("(^|\\s+)"+name+"(\\s+|$)")," "));} return element;},toggleClass:function(element,name){if(OpenLayers.Element.hasClass(element,name)){OpenLayers.Element.removeClass(element,name);}else{OpenLayers.Element.addClass(element,name);} return element;},getStyle:function(element,style){element=OpenLayers.Util.getElement(element);var value=null;if(element&&element.style){value=element.style[OpenLayers.String.camelize(style)];if(!value){if(document.defaultView&&document.defaultView.getComputedStyle){var css=document.defaultView.getComputedStyle(element,null);value=css?css.getPropertyValue(style):null;}else if(element.currentStyle){value=element.currentStyle[OpenLayers.String.camelize(style)];}} var positions=['left','top','right','bottom'];if(window.opera&&(OpenLayers.Util.indexOf(positions,style)!=-1)&&(OpenLayers.Element.getStyle(element,'position')=='static')){value='auto';}} return value=='auto'?null:value;}};OpenLayers.LonLat=OpenLayers.Class({lon:0.0,lat:0.0,initialize:function(lon,lat){this.lon=OpenLayers.Util.toFloat(lon);this.lat=OpenLayers.Util.toFloat(lat);},toString:function(){return("lon="+this.lon+",lat="+this.lat);},toShortString:function(){return(this.lon+", "+this.lat);},clone:function(){return new OpenLayers.LonLat(this.lon,this.lat);},add:function(lon,lat){if((lon==null)||(lat==null)){var msg=OpenLayers.i18n("lonlatAddError");OpenLayers.Console.error(msg);return null;} return new OpenLayers.LonLat(this.lon+OpenLayers.Util.toFloat(lon),this.lat+OpenLayers.Util.toFloat(lat));},equals:function(ll){var equals=false;if(ll!=null){equals=((this.lon==ll.lon&&this.lat==ll.lat)||(isNaN(this.lon)&&isNaN(this.lat)&&isNaN(ll.lon)&&isNaN(ll.lat)));} return equals;},transform:function(source,dest){var point=OpenLayers.Projection.transform({'x':this.lon,'y':this.lat},source,dest);this.lon=point.x;this.lat=point.y;return this;},wrapDateLine:function(maxExtent){var newLonLat=this.clone();if(maxExtent){while(newLonLat.lon<maxExtent.left){newLonLat.lon+=maxExtent.getWidth();} while(newLonLat.lon>maxExtent.right){newLonLat.lon-=maxExtent.getWidth();}} return newLonLat;},CLASS_NAME:"OpenLayers.LonLat"});OpenLayers.LonLat.fromString=function(str){var pair=str.split(",");return new OpenLayers.LonLat(pair[0],pair[1]);};OpenLayers.LonLat.fromArray=function(arr){var gotArr=OpenLayers.Util.isArray(arr),lon=gotArr&&arr[0],lat=gotArr&&arr[1];return new OpenLayers.LonLat(lon,lat);};OpenLayers.Pixel=OpenLayers.Class({x:0.0,y:0.0,initialize:function(x,y){this.x=parseFloat(x);this.y=parseFloat(y);},toString:function(){return("x="+this.x+",y="+this.y);},clone:function(){return new OpenLayers.Pixel(this.x,this.y);},equals:function(px){var equals=false;if(px!=null){equals=((this.x==px.x&&this.y==px.y)||(isNaN(this.x)&&isNaN(this.y)&&isNaN(px.x)&&isNaN(px.y)));} return equals;},distanceTo:function(px){return Math.sqrt(Math.pow(this.x-px.x,2)+ Math.pow(this.y-px.y,2));},add:function(x,y){if((x==null)||(y==null)){var msg=OpenLayers.i18n("pixelAddError");OpenLayers.Console.error(msg);return null;} return new OpenLayers.Pixel(this.x+x,this.y+y);},offset:function(px){var newPx=this.clone();if(px){newPx=this.add(px.x,px.y);} return newPx;},CLASS_NAME:"OpenLayers.Pixel"});OpenLayers.Size=OpenLayers.Class({w:0.0,h:0.0,initialize:function(w,h){this.w=parseFloat(w);this.h=parseFloat(h);},toString:function(){return("w="+this.w+",h="+this.h);},clone:function(){return new OpenLayers.Size(this.w,this.h);},equals:function(sz){var equals=false;if(sz!=null){equals=((this.w==sz.w&&this.h==sz.h)||(isNaN(this.w)&&isNaN(this.h)&&isNaN(sz.w)&&isNaN(sz.h)));} return equals;},CLASS_NAME:"OpenLayers.Size"});OpenLayers.Util=OpenLayers.Util||{};OpenLayers.Util.getElement=function(){var elements=[];for(var i=0,len=arguments.length;i<len;i++){var element=arguments[i];if(typeof element=='string'){element=document.getElementById(element);} if(arguments.length==1){return element;} elements.push(element);} return elements;};OpenLayers.Util.isElement=function(o){return!!(o&&o.nodeType===1);};OpenLayers.Util.isArray=function(a){return(Object.prototype.toString.call(a)==='[object Array]');};if(typeof window.$==="undefined"){window.$=OpenLayers.Util.getElement;} OpenLayers.Util.removeItem=function(array,item){for(var i=array.length-1;i>=0;i--){if(array[i]==item){array.splice(i,1);}} return array;};OpenLayers.Util.clearArray=function(array){OpenLayers.Console.warn(OpenLayers.i18n("methodDeprecated",{'newMethod':'array = []'}));array.length=0;};OpenLayers.Util.indexOf=function(array,obj){if(typeof array.indexOf=="function"){return array.indexOf(obj);}else{for(var i=0,len=array.length;i<len;i++){if(array[i]==obj){return i;}} return-1;}};OpenLayers.Util.modifyDOMElement=function(element,id,px,sz,position,border,overflow,opacity){if(id){element.id=id;} if(px){element.style.left=px.x+"px";element.style.top=px.y+"px";} if(sz){element.style.width=sz.w+"px";element.style.height=sz.h+"px";} if(position){element.style.position=position;} if(border){element.style.border=border;} if(overflow){element.style.overflow=overflow;} if(parseFloat(opacity)>=0.0&&parseFloat(opacity)<1.0){element.style.filter='alpha(opacity='+(opacity*100)+')';element.style.opacity=opacity;}else if(parseFloat(opacity)==1.0){element.style.filter='';element.style.opacity='';}};OpenLayers.Util.createDiv=function(id,px,sz,imgURL,position,border,overflow,opacity){var dom=document.createElement('div');if(imgURL){dom.style.backgroundImage='url('+imgURL+')';} if(!id){id=OpenLayers.Util.createUniqueID("OpenLayersDiv");} if(!position){position="absolute";} OpenLayers.Util.modifyDOMElement(dom,id,px,sz,position,border,overflow,opacity);return dom;};OpenLayers.Util.createImage=function(id,px,sz,imgURL,position,border,opacity,delayDisplay){var image=document.createElement("img");if(!id){id=OpenLayers.Util.createUniqueID("OpenLayersDiv");} if(!position){position="relative";} OpenLayers.Util.modifyDOMElement(image,id,px,sz,position,border,null,opacity);if(delayDisplay){image.style.display="none";OpenLayers.Event.observe(image,"load",OpenLayers.Function.bind(OpenLayers.Util.onImageLoad,image));OpenLayers.Event.observe(image,"error",OpenLayers.Function.bind(OpenLayers.Util.onImageLoadError,image));} image.style.alt=id;image.galleryImg="no";if(imgURL){image.src=imgURL;} return image;};OpenLayers.Util.setOpacity=function(element,opacity){OpenLayers.Util.modifyDOMElement(element,null,null,null,null,null,null,opacity);};OpenLayers.Util.onImageLoad=function(){if(!this.viewRequestID||(this.map&&this.viewRequestID==this.map.viewRequestID)){this.style.display="";} OpenLayers.Element.removeClass(this,"olImageLoadError");};OpenLayers.IMAGE_RELOAD_ATTEMPTS=0;OpenLayers.Util.onImageLoadError=function(){this._attempts=(this._attempts)?(this._attempts+1):1;if(this._attempts<=OpenLayers.IMAGE_RELOAD_ATTEMPTS){var urls=this.urls;if(urls&&OpenLayers.Util.isArray(urls)&&urls.length>1){var src=this.src.toString();var current_url,k;for(k=0;current_url=urls[k];k++){if(src.indexOf(current_url)!=-1){break;}} var guess=Math.floor(urls.length*Math.random());var new_url=urls[guess];k=0;while(new_url==current_url&&k++<4){guess=Math.floor(urls.length*Math.random());new_url=urls[guess];} this.src=src.replace(current_url,new_url);}else{this.src=this.src;}}else{OpenLayers.Element.addClass(this,"olImageLoadError");} this.style.display="";};OpenLayers.Util.alphaHackNeeded=null;OpenLayers.Util.alphaHack=function(){if(OpenLayers.Util.alphaHackNeeded==null){var arVersion=navigator.appVersion.split("MSIE");var version=parseFloat(arVersion[1]);var filter=false;try{filter=!!(document.body.filters);}catch(e){} OpenLayers.Util.alphaHackNeeded=(filter&&(version>=5.5)&&(version<7));} return OpenLayers.Util.alphaHackNeeded;};OpenLayers.Util.modifyAlphaImageDiv=function(div,id,px,sz,imgURL,position,border,sizing,opacity){OpenLayers.Util.modifyDOMElement(div,id,px,sz,position,null,null,opacity);var img=div.childNodes[0];if(imgURL){img.src=imgURL;} OpenLayers.Util.modifyDOMElement(img,div.id+"_innerImage",null,sz,"relative",border);if(OpenLayers.Util.alphaHack()){if(div.style.display!="none"){div.style.display="inline-block";} if(sizing==null){sizing="scale";} div.style.filter="progid:DXImageTransform.Microsoft"+".AlphaImageLoader(src='"+img.src+"', "+"sizingMethod='"+sizing+"')";if(parseFloat(div.style.opacity)>=0.0&&parseFloat(div.style.opacity)<1.0){div.style.filter+=" alpha(opacity="+div.style.opacity*100+")";} img.style.filter="alpha(opacity=0)";}};OpenLayers.Util.createAlphaImageDiv=function(id,px,sz,imgURL,position,border,sizing,opacity,delayDisplay){var div=OpenLayers.Util.createDiv();var img=OpenLayers.Util.createImage(null,null,null,null,null,null,null,false);div.appendChild(img);if(delayDisplay){img.style.display="none";OpenLayers.Event.observe(img,"load",OpenLayers.Function.bind(OpenLayers.Util.onImageLoad,div));OpenLayers.Event.observe(img,"error",OpenLayers.Function.bind(OpenLayers.Util.onImageLoadError,div));} OpenLayers.Util.modifyAlphaImageDiv(div,id,px,sz,imgURL,position,border,sizing,opacity);return div;};OpenLayers.Util.upperCaseObject=function(object){var uObject={};for(var key in object){uObject[key.toUpperCase()]=object[key];} return uObject;};OpenLayers.Util.applyDefaults=function(to,from){to=to||{};var fromIsEvt=typeof window.Event=="function"&&from instanceof window.Event;for(var key in from){if(to[key]===undefined||(!fromIsEvt&&from.hasOwnProperty&&from.hasOwnProperty(key)&&!to.hasOwnProperty(key))){to[key]=from[key];}} if(!fromIsEvt&&from&&from.hasOwnProperty&&from.hasOwnProperty('toString')&&!to.hasOwnProperty('toString')){to.toString=from.toString;} return to;};OpenLayers.Util.getParameterString=function(params){var paramsArray=[];for(var key in params){var value=params[key];if((value!=null)&&(typeof value!='function')){var encodedValue;if(typeof value=='object'&&value.constructor==Array){var encodedItemArray=[];var item;for(var itemIndex=0,len=value.length;itemIndex<len;itemIndex++){item=value[itemIndex];encodedItemArray.push(encodeURIComponent((item===null||item===undefined)?"":item));} encodedValue=encodedItemArray.join(",");} else{encodedValue=encodeURIComponent(value);} paramsArray.push(encodeURIComponent(key)+"="+encodedValue);}} return paramsArray.join("&");};OpenLayers.Util.urlAppend=function(url,paramStr){var newUrl=url;if(paramStr){var parts=(url+" ").split(/[?&]/);newUrl+=(parts.pop()===" "?paramStr:parts.length?"&"+paramStr:"?"+paramStr);} return newUrl;};OpenLayers.ImgPath='';OpenLayers.Util.getImagesLocation=function(){return OpenLayers.ImgPath||(OpenLayers._getScriptLocation()+"img/");};OpenLayers.Util.Try=function(){var returnValue=null;for(var i=0,len=arguments.length;i<len;i++){var lambda=arguments[i];try{returnValue=lambda();break;}catch(e){}} return returnValue;};OpenLayers.Util.getXmlNodeValue=function(node){var val=null;OpenLayers.Util.Try(function(){val=node.text;if(!val){val=node.textContent;} if(!val){val=node.firstChild.nodeValue;}},function(){val=node.textContent;});return val;};OpenLayers.Util.mouseLeft=function(evt,div){var target=(evt.relatedTarget)?evt.relatedTarget:evt.toElement;while(target!=div&&target!=null){target=target.parentNode;} return(target!=div);};OpenLayers.Util.DEFAULT_PRECISION=14;OpenLayers.Util.toFloat=function(number,precision){if(precision==null){precision=OpenLayers.Util.DEFAULT_PRECISION;} if(typeof number!=="number"){number=parseFloat(number);} return precision===0?number:parseFloat(number.toPrecision(precision));};OpenLayers.Util.rad=function(x){return x*Math.PI/180;};OpenLayers.Util.deg=function(x){return x*180/Math.PI;};OpenLayers.Util.VincentyConstants={a:6378137,b:6356752.3142,f:1/298.257223563};OpenLayers.Util.distVincenty=function(p1,p2){var ct=OpenLayers.Util.VincentyConstants;var a=ct.a,b=ct.b,f=ct.f;var L=OpenLayers.Util.rad(p2.lon-p1.lon);var U1=Math.atan((1-f)*Math.tan(OpenLayers.Util.rad(p1.lat)));var U2=Math.atan((1-f)*Math.tan(OpenLayers.Util.rad(p2.lat)));var sinU1=Math.sin(U1),cosU1=Math.cos(U1);var sinU2=Math.sin(U2),cosU2=Math.cos(U2);var lambda=L,lambdaP=2*Math.PI;var iterLimit=20;while(Math.abs(lambda-lambdaP)>1e-12&&--iterLimit>0){var sinLambda=Math.sin(lambda),cosLambda=Math.cos(lambda);var sinSigma=Math.sqrt((cosU2*sinLambda)*(cosU2*sinLambda)+ (cosU1*sinU2-sinU1*cosU2*cosLambda)*(cosU1*sinU2-sinU1*cosU2*cosLambda));if(sinSigma==0){return 0;} var cosSigma=sinU1*sinU2+cosU1*cosU2*cosLambda;var sigma=Math.atan2(sinSigma,cosSigma);var alpha=Math.asin(cosU1*cosU2*sinLambda/sinSigma);var cosSqAlpha=Math.cos(alpha)*Math.cos(alpha);var cos2SigmaM=cosSigma-2*sinU1*sinU2/cosSqAlpha;var C=f/16*cosSqAlpha*(4+f*(4-3*cosSqAlpha));lambdaP=lambda;lambda=L+(1-C)*f*Math.sin(alpha)*(sigma+C*sinSigma*(cos2SigmaM+C*cosSigma*(-1+2*cos2SigmaM*cos2SigmaM)));} if(iterLimit==0){return NaN;} var uSq=cosSqAlpha*(a*a-b*b)/(b*b);var A=1+uSq/16384*(4096+uSq*(-768+uSq*(320-175*uSq)));var B=uSq/1024*(256+uSq*(-128+uSq*(74-47*uSq)));var deltaSigma=B*sinSigma*(cos2SigmaM+B/4*(cosSigma*(-1+2*cos2SigmaM*cos2SigmaM)- B/6*cos2SigmaM*(-3+4*sinSigma*sinSigma)*(-3+4*cos2SigmaM*cos2SigmaM)));var s=b*A*(sigma-deltaSigma);var d=s.toFixed(3)/1000;return d;};OpenLayers.Util.destinationVincenty=function(lonlat,brng,dist){var u=OpenLayers.Util;var ct=u.VincentyConstants;var a=ct.a,b=ct.b,f=ct.f;var lon1=lonlat.lon;var lat1=lonlat.lat;var s=dist;var alpha1=u.rad(brng);var sinAlpha1=Math.sin(alpha1);var cosAlpha1=Math.cos(alpha1);var tanU1=(1-f)*Math.tan(u.rad(lat1));var cosU1=1/Math.sqrt((1+tanU1*tanU1)),sinU1=tanU1*cosU1;var sigma1=Math.atan2(tanU1,cosAlpha1);var sinAlpha=cosU1*sinAlpha1;var cosSqAlpha=1-sinAlpha*sinAlpha;var uSq=cosSqAlpha*(a*a-b*b)/(b*b);var A=1+uSq/16384*(4096+uSq*(-768+uSq*(320-175*uSq)));var B=uSq/1024*(256+uSq*(-128+uSq*(74-47*uSq)));var sigma=s/(b*A),sigmaP=2*Math.PI;while(Math.abs(sigma-sigmaP)>1e-12){var cos2SigmaM=Math.cos(2*sigma1+sigma);var sinSigma=Math.sin(sigma);var cosSigma=Math.cos(sigma);var deltaSigma=B*sinSigma*(cos2SigmaM+B/4*(cosSigma*(-1+2*cos2SigmaM*cos2SigmaM)- B/6*cos2SigmaM*(-3+4*sinSigma*sinSigma)*(-3+4*cos2SigmaM*cos2SigmaM)));sigmaP=sigma;sigma=s/(b*A)+deltaSigma;} var tmp=sinU1*sinSigma-cosU1*cosSigma*cosAlpha1;var lat2=Math.atan2(sinU1*cosSigma+cosU1*sinSigma*cosAlpha1,(1-f)*Math.sqrt(sinAlpha*sinAlpha+tmp*tmp));var lambda=Math.atan2(sinSigma*sinAlpha1,cosU1*cosSigma-sinU1*sinSigma*cosAlpha1);var C=f/16*cosSqAlpha*(4+f*(4-3*cosSqAlpha));var L=lambda-(1-C)*f*sinAlpha*(sigma+C*sinSigma*(cos2SigmaM+C*cosSigma*(-1+2*cos2SigmaM*cos2SigmaM)));var revAz=Math.atan2(sinAlpha,-tmp);return new OpenLayers.LonLat(lon1+u.deg(L),u.deg(lat2));};OpenLayers.Util.getParameters=function(url){url=(url===null||url===undefined)?window.location.href:url;var paramsString="";if(OpenLayers.String.contains(url,'?')){var start=url.indexOf('?')+1;var end=OpenLayers.String.contains(url,"#")?url.indexOf('#'):url.length;paramsString=url.substring(start,end);} var parameters={};var pairs=paramsString.split(/[&;]/);for(var i=0,len=pairs.length;i<len;++i){var keyValue=pairs[i].split('=');if(keyValue[0]){var key=keyValue[0];try{key=decodeURIComponent(key);}catch(err){key=unescape(key);} var value=(keyValue[1]||'').replace(/\+/g," ");try{value=decodeURIComponent(value);}catch(err){value=unescape(value);} value=value.split(",");if(value.length==1){value=value[0];} parameters[key]=value;}} return parameters;};OpenLayers.Util.getArgs=function(url){OpenLayers.Console.warn(OpenLayers.i18n("methodDeprecated",{'newMethod':'OpenLayers.Util.getParameters'}));return OpenLayers.Util.getParameters(url);};OpenLayers.Util.lastSeqID=0;OpenLayers.Util.createUniqueID=function(prefix){if(prefix==null){prefix="id_";} OpenLayers.Util.lastSeqID+=1;return prefix+OpenLayers.Util.lastSeqID;};OpenLayers.INCHES_PER_UNIT={'inches':1.0,'ft':12.0,'mi':63360.0,'m':39.3701,'km':39370.1,'dd':4374754,'yd':36};OpenLayers.INCHES_PER_UNIT["in"]=OpenLayers.INCHES_PER_UNIT.inches;OpenLayers.INCHES_PER_UNIT["degrees"]=OpenLayers.INCHES_PER_UNIT.dd;OpenLayers.INCHES_PER_UNIT["nmi"]=1852*OpenLayers.INCHES_PER_UNIT.m;OpenLayers.METERS_PER_INCH=0.02540005080010160020;OpenLayers.Util.extend(OpenLayers.INCHES_PER_UNIT,{"Inch":OpenLayers.INCHES_PER_UNIT.inches,"Meter":1.0/OpenLayers.METERS_PER_INCH,"Foot":0.30480060960121920243/OpenLayers.METERS_PER_INCH,"IFoot":0.30480000000000000000/OpenLayers.METERS_PER_INCH,"ClarkeFoot":0.3047972651151/OpenLayers.METERS_PER_INCH,"SearsFoot":0.30479947153867624624/OpenLayers.METERS_PER_INCH,"GoldCoastFoot":0.30479971018150881758/OpenLayers.METERS_PER_INCH,"IInch":0.02540000000000000000/OpenLayers.METERS_PER_INCH,"MicroInch":0.00002540000000000000/OpenLayers.METERS_PER_INCH,"Mil":0.00000002540000000000/OpenLayers.METERS_PER_INCH,"Centimeter":0.01000000000000000000/OpenLayers.METERS_PER_INCH,"Kilometer":1000.00000000000000000000/OpenLayers.METERS_PER_INCH,"Yard":0.91440182880365760731/OpenLayers.METERS_PER_INCH,"SearsYard":0.914398414616029/OpenLayers.METERS_PER_INCH,"IndianYard":0.91439853074444079983/OpenLayers.METERS_PER_INCH,"IndianYd37":0.91439523/OpenLayers.METERS_PER_INCH,"IndianYd62":0.9143988/OpenLayers.METERS_PER_INCH,"IndianYd75":0.9143985/OpenLayers.METERS_PER_INCH,"IndianFoot":0.30479951/OpenLayers.METERS_PER_INCH,"IndianFt37":0.30479841/OpenLayers.METERS_PER_INCH,"IndianFt62":0.3047996/OpenLayers.METERS_PER_INCH,"IndianFt75":0.3047995/OpenLayers.METERS_PER_INCH,"Mile":1609.34721869443738887477/OpenLayers.METERS_PER_INCH,"IYard":0.91440000000000000000/OpenLayers.METERS_PER_INCH,"IMile":1609.34400000000000000000/OpenLayers.METERS_PER_INCH,"NautM":1852.00000000000000000000/OpenLayers.METERS_PER_INCH,"Lat-66":110943.316488932731/OpenLayers.METERS_PER_INCH,"Lat-83":110946.25736872234125/OpenLayers.METERS_PER_INCH,"Decimeter":0.10000000000000000000/OpenLayers.METERS_PER_INCH,"Millimeter":0.00100000000000000000/OpenLayers.METERS_PER_INCH,"Dekameter":10.00000000000000000000/OpenLayers.METERS_PER_INCH,"Decameter":10.00000000000000000000/OpenLayers.METERS_PER_INCH,"Hectometer":100.00000000000000000000/OpenLayers.METERS_PER_INCH,"GermanMeter":1.0000135965/OpenLayers.METERS_PER_INCH,"CaGrid":0.999738/OpenLayers.METERS_PER_INCH,"ClarkeChain":20.1166194976/OpenLayers.METERS_PER_INCH,"GunterChain":20.11684023368047/OpenLayers.METERS_PER_INCH,"BenoitChain":20.116782494375872/OpenLayers.METERS_PER_INCH,"SearsChain":20.11676512155/OpenLayers.METERS_PER_INCH,"ClarkeLink":0.201166194976/OpenLayers.METERS_PER_INCH,"GunterLink":0.2011684023368047/OpenLayers.METERS_PER_INCH,"BenoitLink":0.20116782494375872/OpenLayers.METERS_PER_INCH,"SearsLink":0.2011676512155/OpenLayers.METERS_PER_INCH,"Rod":5.02921005842012/OpenLayers.METERS_PER_INCH,"IntnlChain":20.1168/OpenLayers.METERS_PER_INCH,"IntnlLink":0.201168/OpenLayers.METERS_PER_INCH,"Perch":5.02921005842012/OpenLayers.METERS_PER_INCH,"Pole":5.02921005842012/OpenLayers.METERS_PER_INCH,"Furlong":201.1684023368046/OpenLayers.METERS_PER_INCH,"Rood":3.778266898/OpenLayers.METERS_PER_INCH,"CapeFoot":0.3047972615/OpenLayers.METERS_PER_INCH,"Brealey":375.00000000000000000000/OpenLayers.METERS_PER_INCH,"ModAmFt":0.304812252984505969011938/OpenLayers.METERS_PER_INCH,"Fathom":1.8288/OpenLayers.METERS_PER_INCH,"NautM-UK":1853.184/OpenLayers.METERS_PER_INCH,"50kilometers":50000.0/OpenLayers.METERS_PER_INCH,"150kilometers":150000.0/OpenLayers.METERS_PER_INCH});OpenLayers.Util.extend(OpenLayers.INCHES_PER_UNIT,{"mm":OpenLayers.INCHES_PER_UNIT["Meter"]/1000.0,"cm":OpenLayers.INCHES_PER_UNIT["Meter"]/100.0,"dm":OpenLayers.INCHES_PER_UNIT["Meter"]*100.0,"km":OpenLayers.INCHES_PER_UNIT["Meter"]*1000.0,"kmi":OpenLayers.INCHES_PER_UNIT["nmi"],"fath":OpenLayers.INCHES_PER_UNIT["Fathom"],"ch":OpenLayers.INCHES_PER_UNIT["IntnlChain"],"link":OpenLayers.INCHES_PER_UNIT["IntnlLink"],"us-in":OpenLayers.INCHES_PER_UNIT["inches"],"us-ft":OpenLayers.INCHES_PER_UNIT["Foot"],"us-yd":OpenLayers.INCHES_PER_UNIT["Yard"],"us-ch":OpenLayers.INCHES_PER_UNIT["GunterChain"],"us-mi":OpenLayers.INCHES_PER_UNIT["Mile"],"ind-yd":OpenLayers.INCHES_PER_UNIT["IndianYd37"],"ind-ft":OpenLayers.INCHES_PER_UNIT["IndianFt37"],"ind-ch":20.11669506/OpenLayers.METERS_PER_INCH});OpenLayers.DOTS_PER_INCH=72;OpenLayers.Util.normalizeScale=function(scale){var normScale=(scale>1.0)?(1.0/scale):scale;return normScale;};OpenLayers.Util.getResolutionFromScale=function(scale,units){var resolution;if(scale){if(units==null){units="degrees";} var normScale=OpenLayers.Util.normalizeScale(scale);resolution=1/(normScale*OpenLayers.INCHES_PER_UNIT[units]*OpenLayers.DOTS_PER_INCH);} return resolution;};OpenLayers.Util.getScaleFromResolution=function(resolution,units){if(units==null){units="degrees";} var scale=resolution*OpenLayers.INCHES_PER_UNIT[units]*OpenLayers.DOTS_PER_INCH;return scale;};OpenLayers.Util.safeStopPropagation=function(evt){OpenLayers.Event.stop(evt,true);};OpenLayers.Util.pagePosition=function(forElement){var pos=[0,0];var viewportElement=OpenLayers.Util.getViewportElement();if(!forElement||forElement==window||forElement==viewportElement){return pos;} var BUGGY_GECKO_BOX_OBJECT=OpenLayers.IS_GECKO&&document.getBoxObjectFor&&OpenLayers.Element.getStyle(forElement,'position')=='absolute'&&(forElement.style.top==''||forElement.style.left=='');var parent=null;var box;if(forElement.getBoundingClientRect){box=forElement.getBoundingClientRect();var scrollTop=viewportElement.scrollTop;var scrollLeft=viewportElement.scrollLeft;pos[0]=box.left+scrollLeft;pos[1]=box.top+scrollTop;}else if(document.getBoxObjectFor&&!BUGGY_GECKO_BOX_OBJECT){box=document.getBoxObjectFor(forElement);var vpBox=document.getBoxObjectFor(viewportElement);pos[0]=box.screenX-vpBox.screenX;pos[1]=box.screenY-vpBox.screenY;}else{pos[0]=forElement.offsetLeft;pos[1]=forElement.offsetTop;parent=forElement.offsetParent;if(parent!=forElement){while(parent){pos[0]+=parent.offsetLeft;pos[1]+=parent.offsetTop;parent=parent.offsetParent;}} var browser=OpenLayers.BROWSER_NAME;if(browser=="opera"||(browser=="safari"&&OpenLayers.Element.getStyle(forElement,'position')=='absolute')){pos[1]-=document.body.offsetTop;} parent=forElement.offsetParent;while(parent&&parent!=document.body){pos[0]-=parent.scrollLeft;if(browser!="opera"||parent.tagName!='TR'){pos[1]-=parent.scrollTop;} parent=parent.offsetParent;}} return pos;};OpenLayers.Util.getViewportElement=function(){var viewportElement=arguments.callee.viewportElement;if(viewportElement==undefined){viewportElement=(OpenLayers.BROWSER_NAME=="msie"&&document.compatMode!='CSS1Compat')?document.body:document.documentElement;arguments.callee.viewportElement=viewportElement;} return viewportElement;};OpenLayers.Util.isEquivalentUrl=function(url1,url2,options){options=options||{};OpenLayers.Util.applyDefaults(options,{ignoreCase:true,ignorePort80:true,ignoreHash:true});var urlObj1=OpenLayers.Util.createUrlObject(url1,options);var urlObj2=OpenLayers.Util.createUrlObject(url2,options);for(var key in urlObj1){if(key!=="args"){if(urlObj1[key]!=urlObj2[key]){return false;}}} for(var key in urlObj1.args){if(urlObj1.args[key]!=urlObj2.args[key]){return false;} delete urlObj2.args[key];} for(var key in urlObj2.args){return false;} return true;};OpenLayers.Util.createUrlObject=function(url,options){options=options||{};if(!(/^\w+:\/\//).test(url)){var loc=window.location;var port=loc.port?":"+loc.port:"";var fullUrl=loc.protocol+"//"+loc.host.split(":").shift()+port;if(url.indexOf("/")===0){url=fullUrl+url;}else{var parts=loc.pathname.split("/");parts.pop();url=fullUrl+parts.join("/")+"/"+url;}} if(options.ignoreCase){url=url.toLowerCase();} var a=document.createElement('a');a.href=url;var urlObject={};urlObject.host=a.host.split(":").shift();urlObject.protocol=a.protocol;if(options.ignorePort80){urlObject.port=(a.port=="80"||a.port=="0")?"":a.port;}else{urlObject.port=(a.port==""||a.port=="0")?"80":a.port;} urlObject.hash=(options.ignoreHash||a.hash==="#")?"":a.hash;var queryString=a.search;if(!queryString){var qMark=url.indexOf("?");queryString=(qMark!=-1)?url.substr(qMark):"";} urlObject.args=OpenLayers.Util.getParameters(queryString);urlObject.pathname=(a.pathname.charAt(0)=="/")?a.pathname:"/"+a.pathname;return urlObject;};OpenLayers.Util.removeTail=function(url){var head=null;var qMark=url.indexOf("?");var hashMark=url.indexOf("#");if(qMark==-1){head=(hashMark!=-1)?url.substr(0,hashMark):url;}else{head=(hashMark!=-1)?url.substr(0,Math.min(qMark,hashMark)):url.substr(0,qMark);} return head;};OpenLayers.IS_GECKO=(function(){var ua=navigator.userAgent.toLowerCase();return ua.indexOf("webkit")==-1&&ua.indexOf("gecko")!=-1;})();OpenLayers.BROWSER_NAME=(function(){var name="";var ua=navigator.userAgent.toLowerCase();if(ua.indexOf("opera")!=-1){name="opera";}else if(ua.indexOf("msie")!=-1){name="msie";}else if(ua.indexOf("safari")!=-1){name="safari";}else if(ua.indexOf("mozilla")!=-1){if(ua.indexOf("firefox")!=-1){name="firefox";}else{name="mozilla";}} return name;})();OpenLayers.Util.getBrowserName=function(){return OpenLayers.BROWSER_NAME;};OpenLayers.Util.getRenderedDimensions=function(contentHTML,size,options){var w,h;var container=document.createElement("div");container.style.visibility="hidden";var containerElement=(options&&options.containerElement)?options.containerElement:document.body;if(size){if(size.w){w=size.w;container.style.width=w+"px";}else if(size.h){h=size.h;container.style.height=h+"px";}} if(options&&options.displayClass){container.className=options.displayClass;} var content=document.createElement("div");content.innerHTML=contentHTML;content.style.overflow="visible";if(content.childNodes){for(var i=0,l=content.childNodes.length;i<l;i++){if(!content.childNodes[i].style)continue;content.childNodes[i].style.overflow="visible";}} container.appendChild(content);containerElement.appendChild(container);var parentHasPositionAbsolute=false;var parent=container.parentNode;while(parent&&parent.tagName.toLowerCase()!="body"){var parentPosition=OpenLayers.Element.getStyle(parent,"position");if(parentPosition=="absolute"){parentHasPositionAbsolute=true;break;}else if(parentPosition&&parentPosition!="static"){break;} parent=parent.parentNode;} if(!parentHasPositionAbsolute){container.style.position="absolute";} if(!w){w=parseInt(content.scrollWidth);container.style.width=w+"px";} if(!h){h=parseInt(content.scrollHeight);} container.removeChild(content);containerElement.removeChild(container);return new OpenLayers.Size(w,h);};OpenLayers.Util.getScrollbarWidth=function(){var scrollbarWidth=OpenLayers.Util._scrollbarWidth;if(scrollbarWidth==null){var scr=null;var inn=null;var wNoScroll=0;var wScroll=0;scr=document.createElement('div');scr.style.position='absolute';scr.style.top='-1000px';scr.style.left='-1000px';scr.style.width='100px';scr.style.height='50px';scr.style.overflow='hidden';inn=document.createElement('div');inn.style.width='100%';inn.style.height='200px';scr.appendChild(inn);document.body.appendChild(scr);wNoScroll=inn.offsetWidth;scr.style.overflow='scroll';wScroll=inn.offsetWidth;document.body.removeChild(document.body.lastChild);OpenLayers.Util._scrollbarWidth=(wNoScroll-wScroll);scrollbarWidth=OpenLayers.Util._scrollbarWidth;} return scrollbarWidth;};OpenLayers.Util.getFormattedLonLat=function(coordinate,axis,dmsOption){if(!dmsOption){dmsOption='dms';} coordinate=(coordinate+540)%360-180;var abscoordinate=Math.abs(coordinate);var coordinatedegrees=Math.floor(abscoordinate);var coordinateminutes=(abscoordinate-coordinatedegrees)/(1/60);var tempcoordinateminutes=coordinateminutes;coordinateminutes=Math.floor(coordinateminutes);var coordinateseconds=(tempcoordinateminutes-coordinateminutes)/(1/60);coordinateseconds=Math.round(coordinateseconds*10);coordinateseconds/=10;if(coordinateseconds>=60){coordinateseconds-=60;coordinateminutes+=1;if(coordinateminutes>=60){coordinateminutes-=60;coordinatedegrees+=1;}} if(coordinatedegrees<10){coordinatedegrees="0"+coordinatedegrees;} var str=coordinatedegrees+"\u00B0";if(dmsOption.indexOf('dm')>=0){if(coordinateminutes<10){coordinateminutes="0"+coordinateminutes;} str+=coordinateminutes+"'";if(dmsOption.indexOf('dms')>=0){if(coordinateseconds<10){coordinateseconds="0"+coordinateseconds;} str+=coordinateseconds+'"';}} if(axis=="lon"){str+=coordinate<0?OpenLayers.i18n("W"):OpenLayers.i18n("E");}else{str+=coordinate<0?OpenLayers.i18n("S"):OpenLayers.i18n("N");} return str;};OpenLayers.Feature=OpenLayers.Class({layer:null,id:null,lonlat:null,data:null,marker:null,popupClass:null,popup:null,initialize:function(layer,lonlat,data){this.layer=layer;this.lonlat=lonlat;this.data=(data!=null)?data:{};this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");},destroy:function(){if((this.layer!=null)&&(this.layer.map!=null)){if(this.popup!=null){this.layer.map.removePopup(this.popup);}} if(this.layer!=null&&this.marker!=null){this.layer.removeMarker(this.marker);} this.layer=null;this.id=null;this.lonlat=null;this.data=null;if(this.marker!=null){this.destroyMarker(this.marker);this.marker=null;} if(this.popup!=null){this.destroyPopup(this.popup);this.popup=null;}},onScreen:function(){var onScreen=false;if((this.layer!=null)&&(this.layer.map!=null)){var screenBounds=this.layer.map.getExtent();onScreen=screenBounds.containsLonLat(this.lonlat);} return onScreen;},createMarker:function(){if(this.lonlat!=null){this.marker=new OpenLayers.Marker(this.lonlat,this.data.icon);} return this.marker;},destroyMarker:function(){this.marker.destroy();},createPopup:function(closeBox){if(this.lonlat!=null){if(!this.popup){var anchor=(this.marker)?this.marker.icon:null;var popupClass=this.popupClass?this.popupClass:OpenLayers.Popup.AnchoredBubble;this.popup=new popupClass(this.id+"_popup",this.lonlat,this.data.popupSize,this.data.popupContentHTML,anchor,closeBox);} if(this.data.overflow!=null){this.popup.contentDiv.style.overflow=this.data.overflow;} this.popup.feature=this;} return this.popup;},destroyPopup:function(){if(this.popup){this.popup.feature=null;this.popup.destroy();this.popup=null;}},CLASS_NAME:"OpenLayers.Feature"});OpenLayers.State={UNKNOWN:'Unknown',INSERT:'Insert',UPDATE:'Update',DELETE:'Delete'};OpenLayers.Feature.Vector=OpenLayers.Class(OpenLayers.Feature,{fid:null,geometry:null,attributes:null,bounds:null,state:null,style:null,url:null,renderIntent:"default",modified:null,initialize:function(geometry,attributes,style){OpenLayers.Feature.prototype.initialize.apply(this,[null,null,attributes]);this.lonlat=null;this.geometry=geometry?geometry:null;this.state=null;this.attributes={};if(attributes){this.attributes=OpenLayers.Util.extend(this.attributes,attributes);} this.style=style?style:null;},destroy:function(){if(this.layer){this.layer.removeFeatures(this);this.layer=null;} this.geometry=null;this.modified=null;OpenLayers.Feature.prototype.destroy.apply(this,arguments);},clone:function(){return new OpenLayers.Feature.Vector(this.geometry?this.geometry.clone():null,this.attributes,this.style);},onScreen:function(boundsOnly){var onScreen=false;if(this.layer&&this.layer.map){var screenBounds=this.layer.map.getExtent();if(boundsOnly){var featureBounds=this.geometry.getBounds();onScreen=screenBounds.intersectsBounds(featureBounds);}else{var screenPoly=screenBounds.toGeometry();onScreen=screenPoly.intersects(this.geometry);}} return onScreen;},getVisibility:function(){return!(this.style&&this.style.display=='none'||!this.layer||this.layer&&this.layer.styleMap&&this.layer.styleMap.createSymbolizer(this,this.renderIntent).display=='none'||this.layer&&!this.layer.getVisibility());},createMarker:function(){return null;},destroyMarker:function(){},createPopup:function(){return null;},atPoint:function(lonlat,toleranceLon,toleranceLat){var atPoint=false;if(this.geometry){atPoint=this.geometry.atPoint(lonlat,toleranceLon,toleranceLat);} return atPoint;},destroyPopup:function(){},move:function(location){if(!this.layer||!this.geometry.move){return undefined;} var pixel;if(location.CLASS_NAME=="OpenLayers.LonLat"){pixel=this.layer.getViewPortPxFromLonLat(location);}else{pixel=location;} var lastPixel=this.layer.getViewPortPxFromLonLat(this.geometry.getBounds().getCenterLonLat());var res=this.layer.map.getResolution();this.geometry.move(res*(pixel.x-lastPixel.x),res*(lastPixel.y-pixel.y));this.layer.drawFeature(this);return lastPixel;},toState:function(state){if(state==OpenLayers.State.UPDATE){switch(this.state){case OpenLayers.State.UNKNOWN:case OpenLayers.State.DELETE:this.state=state;break;case OpenLayers.State.UPDATE:case OpenLayers.State.INSERT:break;}}else if(state==OpenLayers.State.INSERT){switch(this.state){case OpenLayers.State.UNKNOWN:break;default:this.state=state;break;}}else if(state==OpenLayers.State.DELETE){switch(this.state){case OpenLayers.State.INSERT:break;case OpenLayers.State.DELETE:break;case OpenLayers.State.UNKNOWN:case OpenLayers.State.UPDATE:this.state=state;break;}}else if(state==OpenLayers.State.UNKNOWN){this.state=state;}},CLASS_NAME:"OpenLayers.Feature.Vector"});OpenLayers.Feature.Vector.style={'default':{fillColor:"#ee9900",fillOpacity:0.4,hoverFillColor:"white",hoverFillOpacity:0.8,strokeColor:"#ee9900",strokeOpacity:1,strokeWidth:1,strokeLinecap:"round",strokeDashstyle:"solid",hoverStrokeColor:"red",hoverStrokeOpacity:1,hoverStrokeWidth:0.2,pointRadius:6,hoverPointRadius:1,hoverPointUnit:"%",pointerEvents:"visiblePainted",cursor:"inherit"},'select':{fillColor:"blue",fillOpacity:0.4,hoverFillColor:"white",hoverFillOpacity:0.8,strokeColor:"blue",strokeOpacity:1,strokeWidth:2,strokeLinecap:"round",strokeDashstyle:"solid",hoverStrokeColor:"red",hoverStrokeOpacity:1,hoverStrokeWidth:0.2,pointRadius:6,hoverPointRadius:1,hoverPointUnit:"%",pointerEvents:"visiblePainted",cursor:"pointer"},'temporary':{fillColor:"#66cccc",fillOpacity:0.2,hoverFillColor:"white",hoverFillOpacity:0.8,strokeColor:"#66cccc",strokeOpacity:1,strokeLinecap:"round",strokeWidth:2,strokeDashstyle:"solid",hoverStrokeColor:"red",hoverStrokeOpacity:1,hoverStrokeWidth:0.2,pointRadius:6,hoverPointRadius:1,hoverPointUnit:"%",pointerEvents:"visiblePainted",cursor:"inherit"},'delete':{display:"none"}};OpenLayers.Style=OpenLayers.Class({id:null,name:null,title:null,description:null,layerName:null,isDefault:false,rules:null,context:null,defaultStyle:null,defaultsPerSymbolizer:false,propertyStyles:null,initialize:function(style,options){OpenLayers.Util.extend(this,options);this.rules=[];if(options&&options.rules){this.addRules(options.rules);} this.setDefaultStyle(style||OpenLayers.Feature.Vector.style["default"]);this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");},destroy:function(){for(var i=0,len=this.rules.length;i<len;i++){this.rules[i].destroy();this.rules[i]=null;} this.rules=null;this.defaultStyle=null;},createSymbolizer:function(feature){var style=this.defaultsPerSymbolizer?{}:this.createLiterals(OpenLayers.Util.extend({},this.defaultStyle),feature);var rules=this.rules;var rule,context;var elseRules=[];var appliedRules=false;for(var i=0,len=rules.length;i<len;i++){rule=rules[i];var applies=rule.evaluate(feature);if(applies){if(rule instanceof OpenLayers.Rule&&rule.elseFilter){elseRules.push(rule);}else{appliedRules=true;this.applySymbolizer(rule,style,feature);}}} if(appliedRules==false&&elseRules.length>0){appliedRules=true;for(var i=0,len=elseRules.length;i<len;i++){this.applySymbolizer(elseRules[i],style,feature);}} if(rules.length>0&&appliedRules==false){style.display="none";} if(style.label&&typeof style.label!=="string"){style.label=String(style.label);} return style;},applySymbolizer:function(rule,style,feature){var symbolizerPrefix=feature.geometry?this.getSymbolizerPrefix(feature.geometry):OpenLayers.Style.SYMBOLIZER_PREFIXES[0];var symbolizer=rule.symbolizer[symbolizerPrefix]||rule.symbolizer;if(this.defaultsPerSymbolizer===true){var defaults=this.defaultStyle;OpenLayers.Util.applyDefaults(symbolizer,{pointRadius:defaults.pointRadius});if(symbolizer.stroke===true||symbolizer.graphic===true){OpenLayers.Util.applyDefaults(symbolizer,{strokeWidth:defaults.strokeWidth,strokeColor:defaults.strokeColor,strokeOpacity:defaults.strokeOpacity,strokeDashstyle:defaults.strokeDashstyle,strokeLinecap:defaults.strokeLinecap});} if(symbolizer.fill===true||symbolizer.graphic===true){OpenLayers.Util.applyDefaults(symbolizer,{fillColor:defaults.fillColor,fillOpacity:defaults.fillOpacity});} if(symbolizer.graphic===true){OpenLayers.Util.applyDefaults(symbolizer,{pointRadius:this.defaultStyle.pointRadius,externalGraphic:this.defaultStyle.externalGraphic,graphicName:this.defaultStyle.graphicName,graphicOpacity:this.defaultStyle.graphicOpacity,graphicWidth:this.defaultStyle.graphicWidth,graphicHeight:this.defaultStyle.graphicHeight,graphicXOffset:this.defaultStyle.graphicXOffset,graphicYOffset:this.defaultStyle.graphicYOffset});}} return this.createLiterals(OpenLayers.Util.extend(style,symbolizer),feature);},createLiterals:function(style,feature){var context=OpenLayers.Util.extend({},feature.attributes||feature.data);OpenLayers.Util.extend(context,this.context);for(var i in this.propertyStyles){style[i]=OpenLayers.Style.createLiteral(style[i],context,feature,i);} return style;},findPropertyStyles:function(){var propertyStyles={};var style=this.defaultStyle;this.addPropertyStyles(propertyStyles,style);var rules=this.rules;var symbolizer,value;for(var i=0,len=rules.length;i<len;i++){symbolizer=rules[i].symbolizer;for(var key in symbolizer){value=symbolizer[key];if(typeof value=="object"){this.addPropertyStyles(propertyStyles,value);}else{this.addPropertyStyles(propertyStyles,symbolizer);break;}}} return propertyStyles;},addPropertyStyles:function(propertyStyles,symbolizer){var property;for(var key in symbolizer){property=symbolizer[key];if(typeof property=="string"&&property.match(/\$\{\w+\}/)){propertyStyles[key]=true;}} return propertyStyles;},addRules:function(rules){Array.prototype.push.apply(this.rules,rules);this.propertyStyles=this.findPropertyStyles();},setDefaultStyle:function(style){this.defaultStyle=style;this.propertyStyles=this.findPropertyStyles();},getSymbolizerPrefix:function(geometry){var prefixes=OpenLayers.Style.SYMBOLIZER_PREFIXES;for(var i=0,len=prefixes.length;i<len;i++){if(geometry.CLASS_NAME.indexOf(prefixes[i])!=-1){return prefixes[i];}}},clone:function(){var options=OpenLayers.Util.extend({},this);if(this.rules){options.rules=[];for(var i=0,len=this.rules.length;i<len;++i){options.rules.push(this.rules[i].clone());}} options.context=this.context&&OpenLayers.Util.extend({},this.context);var defaultStyle=OpenLayers.Util.extend({},this.defaultStyle);return new OpenLayers.Style(defaultStyle,options);},CLASS_NAME:"OpenLayers.Style"});OpenLayers.Style.createLiteral=function(value,context,feature,property){if(typeof value=="string"&&value.indexOf("${")!=-1){value=OpenLayers.String.format(value,context,[feature,property]);value=(isNaN(value)||!value)?value:parseFloat(value);} return value;};OpenLayers.Style.SYMBOLIZER_PREFIXES=['Point','Line','Polygon','Text','Raster'];OpenLayers.Renderer=OpenLayers.Class({container:null,root:null,extent:null,locked:false,size:null,resolution:null,map:null,initialize:function(containerID,options){this.container=OpenLayers.Util.getElement(containerID);OpenLayers.Util.extend(this,options);},destroy:function(){this.container=null;this.extent=null;this.size=null;this.resolution=null;this.map=null;},supported:function(){return false;},setExtent:function(extent,resolutionChanged){this.extent=extent.clone();if(resolutionChanged){this.resolution=null;}},setSize:function(size){this.size=size.clone();this.resolution=null;},getResolution:function(){this.resolution=this.resolution||this.map.getResolution();return this.resolution;},drawFeature:function(feature,style){if(style==null){style=feature.style;} if(feature.geometry){var bounds=feature.geometry.getBounds();if(bounds){if(!bounds.intersectsBounds(this.extent)){style={display:"none"};} var rendered=this.drawGeometry(feature.geometry,style,feature.id);if(style.display!="none"&&style.label&&rendered!==false){var location=feature.geometry.getCentroid();if(style.labelXOffset||style.labelYOffset){var xOffset=isNaN(style.labelXOffset)?0:style.labelXOffset;var yOffset=isNaN(style.labelYOffset)?0:style.labelYOffset;var res=this.getResolution();location.move(xOffset*res,yOffset*res);} this.drawText(feature.id,style,location);}else{this.removeText(feature.id);} return rendered;}}},drawGeometry:function(geometry,style,featureId){},drawText:function(featureId,style,location){},removeText:function(featureId){},clear:function(){},getFeatureIdFromEvent:function(evt){},eraseFeatures:function(features){if(!(OpenLayers.Util.isArray(features))){features=[features];} for(var i=0,len=features.length;i<len;++i){var feature=features[i];this.eraseGeometry(feature.geometry,feature.id);this.removeText(feature.id);}},eraseGeometry:function(geometry,featureId){},moveRoot:function(renderer){},getRenderLayerId:function(){return this.container.id;},applyDefaultSymbolizer:function(symbolizer){var result=OpenLayers.Util.extend({},OpenLayers.Renderer.defaultSymbolizer);if(symbolizer.stroke===false){delete result.strokeWidth;delete result.strokeColor;} if(symbolizer.fill===false){delete result.fillColor;} OpenLayers.Util.extend(result,symbolizer);return result;},CLASS_NAME:"OpenLayers.Renderer"});OpenLayers.Renderer.defaultSymbolizer={fillColor:"#000000",strokeColor:"#000000",strokeWidth:2,fillOpacity:1,strokeOpacity:1,pointRadius:0};OpenLayers.ElementsIndexer=OpenLayers.Class({maxZIndex:null,order:null,indices:null,compare:null,initialize:function(yOrdering){this.compare=yOrdering?OpenLayers.ElementsIndexer.IndexingMethods.Z_ORDER_Y_ORDER:OpenLayers.ElementsIndexer.IndexingMethods.Z_ORDER_DRAWING_ORDER;this.clear();},insert:function(newNode){if(this.exists(newNode)){this.remove(newNode);} var nodeId=newNode.id;this.determineZIndex(newNode);var leftIndex=-1;var rightIndex=this.order.length;var middle;while(rightIndex-leftIndex>1){middle=parseInt((leftIndex+rightIndex)/2);var placement=this.compare(this,newNode,OpenLayers.Util.getElement(this.order[middle]));if(placement>0){leftIndex=middle;}else{rightIndex=middle;}} this.order.splice(rightIndex,0,nodeId);this.indices[nodeId]=this.getZIndex(newNode);return this.getNextElement(rightIndex);},remove:function(node){var nodeId=node.id;var arrayIndex=OpenLayers.Util.indexOf(this.order,nodeId);if(arrayIndex>=0){this.order.splice(arrayIndex,1);delete this.indices[nodeId];if(this.order.length>0){var lastId=this.order[this.order.length-1];this.maxZIndex=this.indices[lastId];}else{this.maxZIndex=0;}}},clear:function(){this.order=[];this.indices={};this.maxZIndex=0;},exists:function(node){return(this.indices[node.id]!=null);},getZIndex:function(node){return node._style.graphicZIndex;},determineZIndex:function(node){var zIndex=node._style.graphicZIndex;if(zIndex==null){zIndex=this.maxZIndex;node._style.graphicZIndex=zIndex;}else if(zIndex>this.maxZIndex){this.maxZIndex=zIndex;}},getNextElement:function(index){var nextIndex=index+1;if(nextIndex<this.order.length){var nextElement=OpenLayers.Util.getElement(this.order[nextIndex]);if(nextElement==undefined){nextElement=this.getNextElement(nextIndex);} return nextElement;}else{return null;}},CLASS_NAME:"OpenLayers.ElementsIndexer"});OpenLayers.ElementsIndexer.IndexingMethods={Z_ORDER:function(indexer,newNode,nextNode){var newZIndex=indexer.getZIndex(newNode);var returnVal=0;if(nextNode){var nextZIndex=indexer.getZIndex(nextNode);returnVal=newZIndex-nextZIndex;} return returnVal;},Z_ORDER_DRAWING_ORDER:function(indexer,newNode,nextNode){var returnVal=OpenLayers.ElementsIndexer.IndexingMethods.Z_ORDER(indexer,newNode,nextNode);if(nextNode&&returnVal==0){returnVal=1;} return returnVal;},Z_ORDER_Y_ORDER:function(indexer,newNode,nextNode){var returnVal=OpenLayers.ElementsIndexer.IndexingMethods.Z_ORDER(indexer,newNode,nextNode);if(nextNode&&returnVal===0){var result=nextNode._boundsBottom-newNode._boundsBottom;returnVal=(result===0)?1:result;} return returnVal;}};OpenLayers.Renderer.Elements=OpenLayers.Class(OpenLayers.Renderer,{rendererRoot:null,root:null,vectorRoot:null,textRoot:null,xmlns:null,indexer:null,BACKGROUND_ID_SUFFIX:"_background",LABEL_ID_SUFFIX:"_label",initialize:function(containerID,options){OpenLayers.Renderer.prototype.initialize.apply(this,arguments);this.rendererRoot=this.createRenderRoot();this.root=this.createRoot("_root");this.vectorRoot=this.createRoot("_vroot");this.textRoot=this.createRoot("_troot");this.root.appendChild(this.vectorRoot);this.root.appendChild(this.textRoot);this.rendererRoot.appendChild(this.root);this.container.appendChild(this.rendererRoot);if(options&&(options.zIndexing||options.yOrdering)){this.indexer=new OpenLayers.ElementsIndexer(options.yOrdering);}},destroy:function(){this.clear();this.rendererRoot=null;this.root=null;this.xmlns=null;OpenLayers.Renderer.prototype.destroy.apply(this,arguments);},clear:function(){var child;var root=this.vectorRoot;if(root){while(child=root.firstChild){root.removeChild(child);}} root=this.textRoot;if(root){while(child=root.firstChild){root.removeChild(child);}} if(this.indexer){this.indexer.clear();}},getNodeType:function(geometry,style){},drawGeometry:function(geometry,style,featureId){var className=geometry.CLASS_NAME;var rendered=true;if((className=="OpenLayers.Geometry.Collection")||(className=="OpenLayers.Geometry.MultiPoint")||(className=="OpenLayers.Geometry.MultiLineString")||(className=="OpenLayers.Geometry.MultiPolygon")){for(var i=0,len=geometry.components.length;i<len;i++){rendered=this.drawGeometry(geometry.components[i],style,featureId)&&rendered;} return rendered;};rendered=false;var removeBackground=false;if(style.display!="none"){if(style.backgroundGraphic){this.redrawBackgroundNode(geometry.id,geometry,style,featureId);}else{removeBackground=true;} rendered=this.redrawNode(geometry.id,geometry,style,featureId);} if(rendered==false){var node=document.getElementById(geometry.id);if(node){if(node._style.backgroundGraphic){removeBackground=true;} node.parentNode.removeChild(node);}} if(removeBackground){var node=document.getElementById(geometry.id+this.BACKGROUND_ID_SUFFIX);if(node){node.parentNode.removeChild(node);}} return rendered;},redrawNode:function(id,geometry,style,featureId){style=this.applyDefaultSymbolizer(style);var node=this.nodeFactory(id,this.getNodeType(geometry,style));node._featureId=featureId;node._boundsBottom=geometry.getBounds().bottom;node._geometryClass=geometry.CLASS_NAME;node._style=style;var drawResult=this.drawGeometryNode(node,geometry,style);if(drawResult===false){return false;} node=drawResult.node;if(this.indexer){var insert=this.indexer.insert(node);if(insert){this.vectorRoot.insertBefore(node,insert);}else{this.vectorRoot.appendChild(node);}}else{if(node.parentNode!==this.vectorRoot){this.vectorRoot.appendChild(node);}} this.postDraw(node);return drawResult.complete;},redrawBackgroundNode:function(id,geometry,style,featureId){var backgroundStyle=OpenLayers.Util.extend({},style);backgroundStyle.externalGraphic=backgroundStyle.backgroundGraphic;backgroundStyle.graphicXOffset=backgroundStyle.backgroundXOffset;backgroundStyle.graphicYOffset=backgroundStyle.backgroundYOffset;backgroundStyle.graphicZIndex=backgroundStyle.backgroundGraphicZIndex;backgroundStyle.graphicWidth=backgroundStyle.backgroundWidth||backgroundStyle.graphicWidth;backgroundStyle.graphicHeight=backgroundStyle.backgroundHeight||backgroundStyle.graphicHeight;backgroundStyle.backgroundGraphic=null;backgroundStyle.backgroundXOffset=null;backgroundStyle.backgroundYOffset=null;backgroundStyle.backgroundGraphicZIndex=null;return this.redrawNode(id+this.BACKGROUND_ID_SUFFIX,geometry,backgroundStyle,null);},drawGeometryNode:function(node,geometry,style){style=style||node._style;var options={'isFilled':style.fill===undefined?true:style.fill,'isStroked':style.stroke===undefined?!!style.strokeWidth:style.stroke};var drawn;switch(geometry.CLASS_NAME){case"OpenLayers.Geometry.Point":if(style.graphic===false){options.isFilled=false;options.isStroked=false;} drawn=this.drawPoint(node,geometry);break;case"OpenLayers.Geometry.LineString":options.isFilled=false;drawn=this.drawLineString(node,geometry);break;case"OpenLayers.Geometry.LinearRing":drawn=this.drawLinearRing(node,geometry);break;case"OpenLayers.Geometry.Polygon":drawn=this.drawPolygon(node,geometry);break;case"OpenLayers.Geometry.Surface":drawn=this.drawSurface(node,geometry);break;case"OpenLayers.Geometry.Rectangle":drawn=this.drawRectangle(node,geometry);break;default:break;} node._options=options;if(drawn!=false){return{node:this.setStyle(node,style,options,geometry),complete:drawn};}else{return false;}},postDraw:function(node){},drawPoint:function(node,geometry){},drawLineString:function(node,geometry){},drawLinearRing:function(node,geometry){},drawPolygon:function(node,geometry){},drawRectangle:function(node,geometry){},drawCircle:function(node,geometry){},drawSurface:function(node,geometry){},removeText:function(featureId){var label=document.getElementById(featureId+this.LABEL_ID_SUFFIX);if(label){this.textRoot.removeChild(label);}},getFeatureIdFromEvent:function(evt){var target=evt.target;var useElement=target&&target.correspondingUseElement;var node=useElement?useElement:(target||evt.srcElement);var featureId=node._featureId;return featureId;},eraseGeometry:function(geometry,featureId){if((geometry.CLASS_NAME=="OpenLayers.Geometry.MultiPoint")||(geometry.CLASS_NAME=="OpenLayers.Geometry.MultiLineString")||(geometry.CLASS_NAME=="OpenLayers.Geometry.MultiPolygon")||(geometry.CLASS_NAME=="OpenLayers.Geometry.Collection")){for(var i=0,len=geometry.components.length;i<len;i++){this.eraseGeometry(geometry.components[i],featureId);}}else{var element=OpenLayers.Util.getElement(geometry.id);if(element&&element.parentNode){if(element.geometry){element.geometry.destroy();element.geometry=null;} element.parentNode.removeChild(element);if(this.indexer){this.indexer.remove(element);} if(element._style.backgroundGraphic){var backgroundId=geometry.id+this.BACKGROUND_ID_SUFFIX;var bElem=OpenLayers.Util.getElement(backgroundId);if(bElem&&bElem.parentNode){bElem.parentNode.removeChild(bElem);}}}}},nodeFactory:function(id,type){var node=OpenLayers.Util.getElement(id);if(node){if(!this.nodeTypeCompare(node,type)){node.parentNode.removeChild(node);node=this.nodeFactory(id,type);}}else{node=this.createNode(type,id);} return node;},nodeTypeCompare:function(node,type){},createNode:function(type,id){},moveRoot:function(renderer){var root=this.root;if(renderer.root.parentNode==this.rendererRoot){root=renderer.root;} root.parentNode.removeChild(root);renderer.rendererRoot.appendChild(root);},getRenderLayerId:function(){return this.root.parentNode.parentNode.id;},isComplexSymbol:function(graphicName){return(graphicName!="circle")&&!!graphicName;},CLASS_NAME:"OpenLayers.Renderer.Elements"});OpenLayers.Renderer.symbol={"star":[350,75,379,161,469,161,397,215,423,301,350,250,277,301,303,215,231,161,321,161,350,75],"cross":[4,0,6,0,6,4,10,4,10,6,6,6,6,10,4,10,4,6,0,6,0,4,4,4,4,0],"x":[0,0,25,0,50,35,75,0,100,0,65,50,100,100,75,100,50,65,25,100,0,100,35,50,0,0],"square":[0,0,0,1,1,1,1,0,0,0],"triangle":[0,10,10,10,5,0,0,10]};OpenLayers.Renderer.VML=OpenLayers.Class(OpenLayers.Renderer.Elements,{xmlns:"urn:schemas-microsoft-com:vml",symbolCache:{},offset:null,initialize:function(containerID){if(!this.supported()){return;} if(!document.namespaces.olv){document.namespaces.add("olv",this.xmlns);var style=document.createStyleSheet();var shapes=['shape','rect','oval','fill','stroke','imagedata','group','textbox'];for(var i=0,len=shapes.length;i<len;i++){style.addRule('olv\\:'+shapes[i],"behavior: url(#default#VML); "+"position: absolute; display: inline-block;");}} OpenLayers.Renderer.Elements.prototype.initialize.apply(this,arguments);},supported:function(){return!!(document.namespaces);},setExtent:function(extent,resolutionChanged){OpenLayers.Renderer.Elements.prototype.setExtent.apply(this,arguments);var resolution=this.getResolution();var left=(extent.left/resolution)|0;var top=(extent.top/resolution-this.size.h)|0;if(resolutionChanged||!this.offset){this.offset={x:left,y:top};left=0;top=0;}else{left=left-this.offset.x;top=top-this.offset.y;} var org=left+" "+top;this.root.coordorigin=org;var roots=[this.root,this.vectorRoot,this.textRoot];var root;for(var i=0,len=roots.length;i<len;++i){root=roots[i];var size=this.size.w+" "+this.size.h;root.coordsize=size;} this.root.style.flip="y";return true;},setSize:function(size){OpenLayers.Renderer.prototype.setSize.apply(this,arguments);var roots=[this.rendererRoot,this.root,this.vectorRoot,this.textRoot];var w=this.size.w+"px";var h=this.size.h+"px";var root;for(var i=0,len=roots.length;i<len;++i){root=roots[i];root.style.width=w;root.style.height=h;}},getNodeType:function(geometry,style){var nodeType=null;switch(geometry.CLASS_NAME){case"OpenLayers.Geometry.Point":if(style.externalGraphic){nodeType="olv:rect";}else if(this.isComplexSymbol(style.graphicName)){nodeType="olv:shape";}else{nodeType="olv:oval";} break;case"OpenLayers.Geometry.Rectangle":nodeType="olv:rect";break;case"OpenLayers.Geometry.LineString":case"OpenLayers.Geometry.LinearRing":case"OpenLayers.Geometry.Polygon":case"OpenLayers.Geometry.Curve":case"OpenLayers.Geometry.Surface":nodeType="olv:shape";break;default:break;} return nodeType;},setStyle:function(node,style,options,geometry){style=style||node._style;options=options||node._options;var fillColor=style.fillColor;if(node._geometryClass==="OpenLayers.Geometry.Point"){if(style.externalGraphic){options.isFilled=true;if(style.graphicTitle){node.title=style.graphicTitle;} var width=style.graphicWidth||style.graphicHeight;var height=style.graphicHeight||style.graphicWidth;width=width?width:style.pointRadius*2;height=height?height:style.pointRadius*2;var resolution=this.getResolution();var xOffset=(style.graphicXOffset!=undefined)?style.graphicXOffset:-(0.5*width);var yOffset=(style.graphicYOffset!=undefined)?style.graphicYOffset:-(0.5*height);node.style.left=(((geometry.x/resolution-this.offset.x)+xOffset)|0)+"px";node.style.top=(((geometry.y/resolution-this.offset.y)-(yOffset+height))|0)+"px";node.style.width=width+"px";node.style.height=height+"px";node.style.flip="y";fillColor="none";options.isStroked=false;}else if(this.isComplexSymbol(style.graphicName)){var cache=this.importSymbol(style.graphicName);node.path=cache.path;node.coordorigin=cache.left+","+cache.bottom;var size=cache.size;node.coordsize=size+","+size;this.drawCircle(node,geometry,style.pointRadius);node.style.flip="y";}else{this.drawCircle(node,geometry,style.pointRadius);}} if(options.isFilled){node.fillcolor=fillColor;}else{node.filled="false";} var fills=node.getElementsByTagName("fill");var fill=(fills.length==0)?null:fills[0];if(!options.isFilled){if(fill){node.removeChild(fill);}}else{if(!fill){fill=this.createNode('olv:fill',node.id+"_fill");} fill.opacity=style.fillOpacity;if(node._geometryClass==="OpenLayers.Geometry.Point"&&style.externalGraphic){if(style.graphicOpacity){fill.opacity=style.graphicOpacity;} fill.src=style.externalGraphic;fill.type="frame";if(!(style.graphicWidth&&style.graphicHeight)){fill.aspect="atmost";}} if(fill.parentNode!=node){node.appendChild(fill);}} var rotation=style.rotation;if((rotation!==undefined||node._rotation!==undefined)){node._rotation=rotation;if(style.externalGraphic){this.graphicRotate(node,xOffset,yOffset,style);fill.opacity=0;}else if(node._geometryClass==="OpenLayers.Geometry.Point"){node.style.rotation=rotation||0;}} var strokes=node.getElementsByTagName("stroke");var stroke=(strokes.length==0)?null:strokes[0];if(!options.isStroked){node.stroked=false;if(stroke){stroke.on=false;}}else{if(!stroke){stroke=this.createNode('olv:stroke',node.id+"_stroke");node.appendChild(stroke);} stroke.on=true;stroke.color=style.strokeColor;stroke.weight=style.strokeWidth+"px";stroke.opacity=style.strokeOpacity;stroke.endcap=style.strokeLinecap=='butt'?'flat':(style.strokeLinecap||'round');if(style.strokeDashstyle){stroke.dashstyle=this.dashStyle(style);}} if(style.cursor!="inherit"&&style.cursor!=null){node.style.cursor=style.cursor;} return node;},graphicRotate:function(node,xOffset,yOffset,style){var style=style||node._style;var rotation=style.rotation||0;var aspectRatio,size;if(!(style.graphicWidth&&style.graphicHeight)){var img=new Image();img.onreadystatechange=OpenLayers.Function.bind(function(){if(img.readyState=="complete"||img.readyState=="interactive"){aspectRatio=img.width/img.height;size=Math.max(style.pointRadius*2,style.graphicWidth||0,style.graphicHeight||0);xOffset=xOffset*aspectRatio;style.graphicWidth=size*aspectRatio;style.graphicHeight=size;this.graphicRotate(node,xOffset,yOffset,style);}},this);img.src=style.externalGraphic;return;}else{size=Math.max(style.graphicWidth,style.graphicHeight);aspectRatio=style.graphicWidth/style.graphicHeight;} var width=Math.round(style.graphicWidth||size*aspectRatio);var height=Math.round(style.graphicHeight||size);node.style.width=width+"px";node.style.height=height+"px";var image=document.getElementById(node.id+"_image");if(!image){image=this.createNode("olv:imagedata",node.id+"_image");node.appendChild(image);} image.style.width=width+"px";image.style.height=height+"px";image.src=style.externalGraphic;image.style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader("+"src='', sizingMethod='scale')";var rot=rotation*Math.PI/180;var sintheta=Math.sin(rot);var costheta=Math.cos(rot);var filter="progid:DXImageTransform.Microsoft.Matrix(M11="+costheta+",M12="+(-sintheta)+",M21="+sintheta+",M22="+costheta+",SizingMethod='auto expand')\n";var opacity=style.graphicOpacity||style.fillOpacity;if(opacity&&opacity!=1){filter+="progid:DXImageTransform.Microsoft.BasicImage(opacity="+ opacity+")\n";} node.style.filter=filter;var centerPoint=new OpenLayers.Geometry.Point(-xOffset,-yOffset);var imgBox=new OpenLayers.Bounds(0,0,width,height).toGeometry();imgBox.rotate(style.rotation,centerPoint);var imgBounds=imgBox.getBounds();node.style.left=Math.round(parseInt(node.style.left)+imgBounds.left)+"px";node.style.top=Math.round(parseInt(node.style.top)-imgBounds.bottom)+"px";},postDraw:function(node){node.style.visibility="visible";var fillColor=node._style.fillColor;var strokeColor=node._style.strokeColor;if(fillColor=="none"&&node.fillcolor!=fillColor){node.fillcolor=fillColor;} if(strokeColor=="none"&&node.strokecolor!=strokeColor){node.strokecolor=strokeColor;}},setNodeDimension:function(node,geometry){var bbox=geometry.getBounds();if(bbox){var resolution=this.getResolution();var scaledBox=new OpenLayers.Bounds((bbox.left/resolution-this.offset.x)|0,(bbox.bottom/resolution-this.offset.y)|0,(bbox.right/resolution-this.offset.x)|0,(bbox.top/resolution-this.offset.y)|0);node.style.left=scaledBox.left+"px";node.style.top=scaledBox.top+"px";node.style.width=scaledBox.getWidth()+"px";node.style.height=scaledBox.getHeight()+"px";node.coordorigin=scaledBox.left+" "+scaledBox.top;node.coordsize=scaledBox.getWidth()+" "+scaledBox.getHeight();}},dashStyle:function(style){var dash=style.strokeDashstyle;switch(dash){case'solid':case'dot':case'dash':case'dashdot':case'longdash':case'longdashdot':return dash;default:var parts=dash.split(/[ ,]/);if(parts.length==2){if(1*parts[0]>=2*parts[1]){return"longdash";} return(parts[0]==1||parts[1]==1)?"dot":"dash";}else if(parts.length==4){return(1*parts[0]>=2*parts[1])?"longdashdot":"dashdot";} return"solid";}},createNode:function(type,id){var node=document.createElement(type);if(id){node.id=id;} node.unselectable='on';node.onselectstart=OpenLayers.Function.False;return node;},nodeTypeCompare:function(node,type){var subType=type;var splitIndex=subType.indexOf(":");if(splitIndex!=-1){subType=subType.substr(splitIndex+1);} var nodeName=node.nodeName;splitIndex=nodeName.indexOf(":");if(splitIndex!=-1){nodeName=nodeName.substr(splitIndex+1);} return(subType==nodeName);},createRenderRoot:function(){return this.nodeFactory(this.container.id+"_vmlRoot","div");},createRoot:function(suffix){return this.nodeFactory(this.container.id+suffix,"olv:group");},drawPoint:function(node,geometry){return this.drawCircle(node,geometry,1);},drawCircle:function(node,geometry,radius){if(!isNaN(geometry.x)&&!isNaN(geometry.y)){var resolution=this.getResolution();node.style.left=(((geometry.x/resolution-this.offset.x)|0)-radius)+"px";node.style.top=(((geometry.y/resolution-this.offset.y)|0)-radius)+"px";var diameter=radius*2;node.style.width=diameter+"px";node.style.height=diameter+"px";return node;} return false;},drawLineString:function(node,geometry){return this.drawLine(node,geometry,false);},drawLinearRing:function(node,geometry){return this.drawLine(node,geometry,true);},drawLine:function(node,geometry,closeLine){this.setNodeDimension(node,geometry);var resolution=this.getResolution();var numComponents=geometry.components.length;var parts=new Array(numComponents);var comp,x,y;for(var i=0;i<numComponents;i++){comp=geometry.components[i];x=(comp.x/resolution-this.offset.x)|0;y=(comp.y/resolution-this.offset.y)|0;parts[i]=" "+x+","+y+" l ";} var end=(closeLine)?" x e":" e";node.path="m"+parts.join("")+end;return node;},drawPolygon:function(node,geometry){this.setNodeDimension(node,geometry);var resolution=this.getResolution();var path=[];var j,jj,points,area,first,second,i,ii,comp,pathComp,x,y;for(j=0,jj=geometry.components.length;j<jj;j++){path.push("m");points=geometry.components[j].components;area=(j===0);first=null;second=null;for(i=0,ii=points.length;i<ii;i++){comp=points[i];x=(comp.x/resolution-this.offset.x)|0;y=(comp.y/resolution-this.offset.y)|0;pathComp=" "+x+","+y;path.push(pathComp);if(i==0){path.push(" l");} if(!area){if(!first){first=pathComp;}else if(first!=pathComp){if(!second){second=pathComp;}else if(second!=pathComp){area=true;}}}} path.push(area?" x ":" ");} path.push("e");node.path=path.join("");return node;},drawRectangle:function(node,geometry){var resolution=this.getResolution();node.style.left=((geometry.x/resolution-this.offset.x)|0)+"px";node.style.top=((geometry.y/resolution-this.offset.y)|0)+"px";node.style.width=((geometry.width/resolution)|0)+"px";node.style.height=((geometry.height/resolution)|0)+"px";return node;},drawText:function(featureId,style,location){var label=this.nodeFactory(featureId+this.LABEL_ID_SUFFIX,"olv:rect");var textbox=this.nodeFactory(featureId+this.LABEL_ID_SUFFIX+"_textbox","olv:textbox");var resolution=this.getResolution();label.style.left=((location.x/resolution-this.offset.x)|0)+"px";label.style.top=((location.y/resolution-this.offset.y)|0)+"px";label.style.flip="y";textbox.innerText=style.label;if(style.cursor!="inherit"&&style.cursor!=null){textbox.style.cursor=style.cursor;} if(style.fontColor){textbox.style.color=style.fontColor;} if(style.fontOpacity){textbox.style.filter='alpha(opacity='+(style.fontOpacity*100)+')';} if(style.fontFamily){textbox.style.fontFamily=style.fontFamily;} if(style.fontSize){textbox.style.fontSize=style.fontSize;} if(style.fontWeight){textbox.style.fontWeight=style.fontWeight;} if(style.fontStyle){textbox.style.fontStyle=style.fontStyle;} if(style.labelSelect===true){label._featureId=featureId;textbox._featureId=featureId;textbox._geometry=location;textbox._geometryClass=location.CLASS_NAME;} textbox.style.whiteSpace="nowrap";textbox.inset="1px,0px,0px,0px";if(!label.parentNode){label.appendChild(textbox);this.textRoot.appendChild(label);} var align=style.labelAlign||"cm";if(align.length==1){align+="m";} var xshift=textbox.clientWidth*(OpenLayers.Renderer.VML.LABEL_SHIFT[align.substr(0,1)]);var yshift=textbox.clientHeight*(OpenLayers.Renderer.VML.LABEL_SHIFT[align.substr(1,1)]);label.style.left=parseInt(label.style.left)-xshift-1+"px";label.style.top=parseInt(label.style.top)+yshift+"px";},drawSurface:function(node,geometry){this.setNodeDimension(node,geometry);var resolution=this.getResolution();var path=[];var comp,x,y;for(var i=0,len=geometry.components.length;i<len;i++){comp=geometry.components[i];x=(comp.x/resolution-this.offset.x)|0;y=(comp.y/resolution-this.offset.y)|0;if((i%3)==0&&(i/3)==0){path.push("m");}else if((i%3)==1){path.push(" c");} path.push(" "+x+","+y);} path.push(" x e");node.path=path.join("");return node;},moveRoot:function(renderer){var layer=this.map.getLayer(renderer.container.id);if(layer instanceof OpenLayers.Layer.Vector.RootContainer){layer=this.map.getLayer(this.container.id);} layer&&layer.renderer.clear();OpenLayers.Renderer.Elements.prototype.moveRoot.apply(this,arguments);layer&&layer.redraw();},importSymbol:function(graphicName){var id=this.container.id+"-"+graphicName;var cache=this.symbolCache[id];if(cache){return cache;} var symbol=OpenLayers.Renderer.symbol[graphicName];if(!symbol){throw new Error(graphicName+' is not a valid symbol name');} var symbolExtent=new OpenLayers.Bounds(Number.MAX_VALUE,Number.MAX_VALUE,0,0);var pathitems=["m"];for(var i=0;i<symbol.length;i=i+2){var x=symbol[i];var y=symbol[i+1];symbolExtent.left=Math.min(symbolExtent.left,x);symbolExtent.bottom=Math.min(symbolExtent.bottom,y);symbolExtent.right=Math.max(symbolExtent.right,x);symbolExtent.top=Math.max(symbolExtent.top,y);pathitems.push(x);pathitems.push(y);if(i==0){pathitems.push("l");}} pathitems.push("x e");var path=pathitems.join(" ");var diff=(symbolExtent.getWidth()-symbolExtent.getHeight())/2;if(diff>0){symbolExtent.bottom=symbolExtent.bottom-diff;symbolExtent.top=symbolExtent.top+diff;}else{symbolExtent.left=symbolExtent.left+diff;symbolExtent.right=symbolExtent.right-diff;} cache={path:path,size:symbolExtent.getWidth(),left:symbolExtent.left,bottom:symbolExtent.bottom};this.symbolCache[id]=cache;return cache;},CLASS_NAME:"OpenLayers.Renderer.VML"});OpenLayers.Renderer.VML.LABEL_SHIFT={"l":0,"c":.5,"r":1,"t":0,"m":.5,"b":1};OpenLayers.Tween=OpenLayers.Class({INTERVAL:10,easing:null,begin:null,finish:null,duration:null,callbacks:null,time:null,interval:null,playing:false,initialize:function(easing){this.easing=(easing)?easing:OpenLayers.Easing.Expo.easeOut;},start:function(begin,finish,duration,options){this.playing=true;this.begin=begin;this.finish=finish;this.duration=duration;this.callbacks=options.callbacks;this.time=0;if(this.interval){window.clearInterval(this.interval);this.interval=null;} if(this.callbacks&&this.callbacks.start){this.callbacks.start.call(this,this.begin);} this.interval=window.setInterval(OpenLayers.Function.bind(this.play,this),this.INTERVAL);},stop:function(){if(!this.playing){return;} if(this.callbacks&&this.callbacks.done){this.callbacks.done.call(this,this.finish);} window.clearInterval(this.interval);this.interval=null;this.playing=false;},play:function(){var value={};for(var i in this.begin){var b=this.begin[i];var f=this.finish[i];if(b==null||f==null||isNaN(b)||isNaN(f)){OpenLayers.Console.error('invalid value for Tween');} var c=f-b;value[i]=this.easing.apply(this,[this.time,b,c,this.duration]);} this.time++;if(this.callbacks&&this.callbacks.eachStep){this.callbacks.eachStep.call(this,value);} if(this.time>this.duration){this.stop();}},CLASS_NAME:"OpenLayers.Tween"});OpenLayers.Easing={CLASS_NAME:"OpenLayers.Easing"};OpenLayers.Easing.Linear={easeIn:function(t,b,c,d){return c*t/d+b;},easeOut:function(t,b,c,d){return c*t/d+b;},easeInOut:function(t,b,c,d){return c*t/d+b;},CLASS_NAME:"OpenLayers.Easing.Linear"};OpenLayers.Easing.Expo={easeIn:function(t,b,c,d){return(t==0)?b:c*Math.pow(2,10*(t/d-1))+b;},easeOut:function(t,b,c,d){return(t==d)?b+c:c*(-Math.pow(2,-10*t/d)+1)+b;},easeInOut:function(t,b,c,d){if(t==0)return b;if(t==d)return b+c;if((t/=d/2)<1)return c/2*Math.pow(2,10*(t-1))+b;return c/2*(-Math.pow(2,-10*--t)+2)+b;},CLASS_NAME:"OpenLayers.Easing.Expo"};OpenLayers.Easing.Quad={easeIn:function(t,b,c,d){return c*(t/=d)*t+b;},easeOut:function(t,b,c,d){return-c*(t/=d)*(t-2)+b;},easeInOut:function(t,b,c,d){if((t/=d/2)<1)return c/2*t*t+b;return-c/2*((--t)*(t-2)-1)+b;},CLASS_NAME:"OpenLayers.Easing.Quad"};OpenLayers.Format=OpenLayers.Class({options:null,externalProjection:null,internalProjection:null,data:null,keepData:false,initialize:function(options){OpenLayers.Util.extend(this,options);this.options=options;},destroy:function(){},read:function(data){OpenLayers.Console.userError(OpenLayers.i18n("readNotImplemented"));},write:function(object){OpenLayers.Console.userError(OpenLayers.i18n("writeNotImplemented"));},CLASS_NAME:"OpenLayers.Format"});OpenLayers.Format.WKT=OpenLayers.Class(OpenLayers.Format,{initialize:function(options){this.regExes={'typeStr':/^\s*(\w+)\s*\(\s*(.*)\s*\)\s*$/,'spaces':/\s+/,'parenComma':/\)\s*,\s*\(/,'doubleParenComma':/\)\s*\)\s*,\s*\(\s*\(/,'trimParens':/^\s*\(?(.*?)\)?\s*$/};OpenLayers.Format.prototype.initialize.apply(this,[options]);},read:function(wkt){var features,type,str;wkt=wkt.replace(/[\n\r]/g," ");var matches=this.regExes.typeStr.exec(wkt);if(matches){type=matches[1].toLowerCase();str=matches[2];if(this.parse[type]){features=this.parse[type].apply(this,[str]);} if(this.internalProjection&&this.externalProjection){if(features&&features.CLASS_NAME=="OpenLayers.Feature.Vector"){features.geometry.transform(this.externalProjection,this.internalProjection);}else if(features&&type!="geometrycollection"&&typeof features=="object"){for(var i=0,len=features.length;i<len;i++){var component=features[i];component.geometry.transform(this.externalProjection,this.internalProjection);}}}} return features;},write:function(features){var collection,geometry,type,data,isCollection;if(features.constructor==Array){collection=features;isCollection=true;}else{collection=[features];isCollection=false;} var pieces=[];if(isCollection){pieces.push('GEOMETRYCOLLECTION(');} for(var i=0,len=collection.length;i<len;++i){if(isCollection&&i>0){pieces.push(',');} geometry=collection[i].geometry;pieces.push(this.extractGeometry(geometry));} if(isCollection){pieces.push(')');} return pieces.join('');},extractGeometry:function(geometry){var type=geometry.CLASS_NAME.split('.')[2].toLowerCase();if(!this.extract[type]){return null;} if(this.internalProjection&&this.externalProjection){geometry=geometry.clone();geometry.transform(this.internalProjection,this.externalProjection);} var wktType=type=='collection'?'GEOMETRYCOLLECTION':type.toUpperCase();var data=wktType+'('+this.extract[type].apply(this,[geometry])+')';return data;},extract:{'point':function(point){return point.x+' '+point.y;},'multipoint':function(multipoint){var array=[];for(var i=0,len=multipoint.components.length;i<len;++i){array.push('('+ this.extract.point.apply(this,[multipoint.components[i]])+')');} return array.join(',');},'linestring':function(linestring){var array=[];for(var i=0,len=linestring.components.length;i<len;++i){array.push(this.extract.point.apply(this,[linestring.components[i]]));} return array.join(',');},'multilinestring':function(multilinestring){var array=[];for(var i=0,len=multilinestring.components.length;i<len;++i){array.push('('+ this.extract.linestring.apply(this,[multilinestring.components[i]])+')');} return array.join(',');},'polygon':function(polygon){var array=[];for(var i=0,len=polygon.components.length;i<len;++i){array.push('('+ this.extract.linestring.apply(this,[polygon.components[i]])+')');} return array.join(',');},'multipolygon':function(multipolygon){var array=[];for(var i=0,len=multipolygon.components.length;i<len;++i){array.push('('+ this.extract.polygon.apply(this,[multipolygon.components[i]])+')');} return array.join(',');},'collection':function(collection){var array=[];for(var i=0,len=collection.components.length;i<len;++i){array.push(this.extractGeometry.apply(this,[collection.components[i]]));} return array.join(',');}},parse:{'point':function(str){var coords=OpenLayers.String.trim(str).split(this.regExes.spaces);return new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(coords[0],coords[1]));},'multipoint':function(str){var point;var points=OpenLayers.String.trim(str).split(',');var components=[];for(var i=0,len=points.length;i<len;++i){point=points[i].replace(this.regExes.trimParens,'$1');components.push(this.parse.point.apply(this,[point]).geometry);} return new OpenLayers.Feature.Vector(new OpenLayers.Geometry.MultiPoint(components));},'linestring':function(str){var points=OpenLayers.String.trim(str).split(',');var components=[];for(var i=0,len=points.length;i<len;++i){components.push(this.parse.point.apply(this,[points[i]]).geometry);} return new OpenLayers.Feature.Vector(new OpenLayers.Geometry.LineString(components));},'multilinestring':function(str){var line;var lines=OpenLayers.String.trim(str).split(this.regExes.parenComma);var components=[];for(var i=0,len=lines.length;i<len;++i){line=lines[i].replace(this.regExes.trimParens,'$1');components.push(this.parse.linestring.apply(this,[line]).geometry);} return new OpenLayers.Feature.Vector(new OpenLayers.Geometry.MultiLineString(components));},'polygon':function(str){var ring,linestring,linearring;var rings=OpenLayers.String.trim(str).split(this.regExes.parenComma);var components=[];for(var i=0,len=rings.length;i<len;++i){ring=rings[i].replace(this.regExes.trimParens,'$1');linestring=this.parse.linestring.apply(this,[ring]).geometry;linearring=new OpenLayers.Geometry.LinearRing(linestring.components);components.push(linearring);} return new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Polygon(components));},'multipolygon':function(str){var polygon;var polygons=OpenLayers.String.trim(str).split(this.regExes.doubleParenComma);var components=[];for(var i=0,len=polygons.length;i<len;++i){polygon=polygons[i].replace(this.regExes.trimParens,'$1');components.push(this.parse.polygon.apply(this,[polygon]).geometry);} return new OpenLayers.Feature.Vector(new OpenLayers.Geometry.MultiPolygon(components));},'geometrycollection':function(str){str=str.replace(/,\s*([A-Za-z])/g,'|$1');var wktArray=OpenLayers.String.trim(str).split('|');var components=[];for(var i=0,len=wktArray.length;i<len;++i){components.push(OpenLayers.Format.WKT.prototype.read.apply(this,[wktArray[i]]));} return components;}},CLASS_NAME:"OpenLayers.Format.WKT"});OpenLayers.Geometry=OpenLayers.Class({id:null,parent:null,bounds:null,initialize:function(){this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");},destroy:function(){this.id=null;this.bounds=null;},clone:function(){return new OpenLayers.Geometry();},setBounds:function(bounds){if(bounds){this.bounds=bounds.clone();}},clearBounds:function(){this.bounds=null;if(this.parent){this.parent.clearBounds();}},extendBounds:function(newBounds){var bounds=this.getBounds();if(!bounds){this.setBounds(newBounds);}else{this.bounds.extend(newBounds);}},getBounds:function(){if(this.bounds==null){this.calculateBounds();} return this.bounds;},calculateBounds:function(){},distanceTo:function(geometry,options){},getVertices:function(nodes){},atPoint:function(lonlat,toleranceLon,toleranceLat){var atPoint=false;var bounds=this.getBounds();if((bounds!=null)&&(lonlat!=null)){var dX=(toleranceLon!=null)?toleranceLon:0;var dY=(toleranceLat!=null)?toleranceLat:0;var toleranceBounds=new OpenLayers.Bounds(this.bounds.left-dX,this.bounds.bottom-dY,this.bounds.right+dX,this.bounds.top+dY);atPoint=toleranceBounds.containsLonLat(lonlat);} return atPoint;},getLength:function(){return 0.0;},getArea:function(){return 0.0;},getCentroid:function(){return null;},toString:function(){return OpenLayers.Format.WKT.prototype.write(new OpenLayers.Feature.Vector(this));},CLASS_NAME:"OpenLayers.Geometry"});OpenLayers.Geometry.fromWKT=function(wkt){var format=arguments.callee.format;if(!format){format=new OpenLayers.Format.WKT();arguments.callee.format=format;} var geom;var result=format.read(wkt);if(result instanceof OpenLayers.Feature.Vector){geom=result.geometry;}else if(OpenLayers.Util.isArray(result)){var len=result.length;var components=new Array(len);for(var i=0;i<len;++i){components[i]=result[i].geometry;} geom=new OpenLayers.Geometry.Collection(components);} return geom;};OpenLayers.Geometry.segmentsIntersect=function(seg1,seg2,options){var point=options&&options.point;var tolerance=options&&options.tolerance;var intersection=false;var x11_21=seg1.x1-seg2.x1;var y11_21=seg1.y1-seg2.y1;var x12_11=seg1.x2-seg1.x1;var y12_11=seg1.y2-seg1.y1;var y22_21=seg2.y2-seg2.y1;var x22_21=seg2.x2-seg2.x1;var d=(y22_21*x12_11)-(x22_21*y12_11);var n1=(x22_21*y11_21)-(y22_21*x11_21);var n2=(x12_11*y11_21)-(y12_11*x11_21);if(d==0){if(n1==0&&n2==0){intersection=true;}}else{var along1=n1/d;var along2=n2/d;if(along1>=0&&along1<=1&&along2>=0&&along2<=1){if(!point){intersection=true;}else{var x=seg1.x1+(along1*x12_11);var y=seg1.y1+(along1*y12_11);intersection=new OpenLayers.Geometry.Point(x,y);}}} if(tolerance){var dist;if(intersection){if(point){var segs=[seg1,seg2];var seg,x,y;outer:for(var i=0;i<2;++i){seg=segs[i];for(var j=1;j<3;++j){x=seg["x"+j];y=seg["y"+j];dist=Math.sqrt(Math.pow(x-intersection.x,2)+ Math.pow(y-intersection.y,2));if(dist<tolerance){intersection.x=x;intersection.y=y;break outer;}}}}}else{var segs=[seg1,seg2];var source,target,x,y,p,result;outer:for(var i=0;i<2;++i){source=segs[i];target=segs[(i+1)%2];for(var j=1;j<3;++j){p={x:source["x"+j],y:source["y"+j]};result=OpenLayers.Geometry.distanceToSegment(p,target);if(result.distance<tolerance){if(point){intersection=new OpenLayers.Geometry.Point(p.x,p.y);}else{intersection=true;} break outer;}}}}} return intersection;};OpenLayers.Geometry.distanceToSegment=function(point,segment){var x0=point.x;var y0=point.y;var x1=segment.x1;var y1=segment.y1;var x2=segment.x2;var y2=segment.y2;var dx=x2-x1;var dy=y2-y1;var along=((dx*(x0-x1))+(dy*(y0-y1)))/(Math.pow(dx,2)+Math.pow(dy,2));var x,y;if(along<=0.0){x=x1;y=y1;}else if(along>=1.0){x=x2;y=y2;}else{x=x1+along*dx;y=y1+along*dy;} return{distance:Math.sqrt(Math.pow(x-x0,2)+Math.pow(y-y0,2)),x:x,y:y};};OpenLayers.Geometry.Collection=OpenLayers.Class(OpenLayers.Geometry,{components:null,componentTypes:null,initialize:function(components){OpenLayers.Geometry.prototype.initialize.apply(this,arguments);this.components=[];if(components!=null){this.addComponents(components);}},destroy:function(){this.components.length=0;this.components=null;OpenLayers.Geometry.prototype.destroy.apply(this,arguments);},clone:function(){var geometry=eval("new "+this.CLASS_NAME+"()");for(var i=0,len=this.components.length;i<len;i++){geometry.addComponent(this.components[i].clone());} OpenLayers.Util.applyDefaults(geometry,this);return geometry;},getComponentsString:function(){var strings=[];for(var i=0,len=this.components.length;i<len;i++){strings.push(this.components[i].toShortString());} return strings.join(",");},calculateBounds:function(){this.bounds=null;var bounds=new OpenLayers.Bounds();var components=this.components;if(components){for(var i=0,len=components.length;i<len;i++){bounds.extend(components[i].getBounds());}} if(bounds.left!=null&&bounds.bottom!=null&&bounds.right!=null&&bounds.top!=null){this.setBounds(bounds);}},addComponents:function(components){if(!(OpenLayers.Util.isArray(components))){components=[components];} for(var i=0,len=components.length;i<len;i++){this.addComponent(components[i]);}},addComponent:function(component,index){var added=false;if(component){if(this.componentTypes==null||(OpenLayers.Util.indexOf(this.componentTypes,component.CLASS_NAME)>-1)){if(index!=null&&(index<this.components.length)){var components1=this.components.slice(0,index);var components2=this.components.slice(index,this.components.length);components1.push(component);this.components=components1.concat(components2);}else{this.components.push(component);} component.parent=this;this.clearBounds();added=true;}} return added;},removeComponents:function(components){var removed=false;if(!(OpenLayers.Util.isArray(components))){components=[components];} for(var i=components.length-1;i>=0;--i){removed=this.removeComponent(components[i])||removed;} return removed;},removeComponent:function(component){OpenLayers.Util.removeItem(this.components,component);this.clearBounds();return true;},getLength:function(){var length=0.0;for(var i=0,len=this.components.length;i<len;i++){length+=this.components[i].getLength();} return length;},getArea:function(){var area=0.0;for(var i=0,len=this.components.length;i<len;i++){area+=this.components[i].getArea();} return area;},getGeodesicArea:function(projection){var area=0.0;for(var i=0,len=this.components.length;i<len;i++){area+=this.components[i].getGeodesicArea(projection);} return area;},getCentroid:function(weighted){if(!weighted){return this.components.length&&this.components[0].getCentroid();} var len=this.components.length;if(!len){return false;} var areas=[];var centroids=[];var areaSum=0;var minArea=Number.MAX_VALUE;var component;for(var i=0;i<len;++i){component=this.components[i];var area=component.getArea();var centroid=component.getCentroid(true);if(isNaN(area)||isNaN(centroid.x)||isNaN(centroid.y)){continue;} areas.push(area);areaSum+=area;minArea=(area<minArea&&area>0)?area:minArea;centroids.push(centroid);} len=areas.length;if(areaSum===0){for(var i=0;i<len;++i){areas[i]=1;} areaSum=areas.length;}else{for(var i=0;i<len;++i){areas[i]/=minArea;} areaSum/=minArea;} var xSum=0,ySum=0,centroid,area;for(var i=0;i<len;++i){centroid=centroids[i];area=areas[i];xSum+=centroid.x*area;ySum+=centroid.y*area;} return new OpenLayers.Geometry.Point(xSum/areaSum,ySum/areaSum);},getGeodesicLength:function(projection){var length=0.0;for(var i=0,len=this.components.length;i<len;i++){length+=this.components[i].getGeodesicLength(projection);} return length;},move:function(x,y){for(var i=0,len=this.components.length;i<len;i++){this.components[i].move(x,y);}},rotate:function(angle,origin){for(var i=0,len=this.components.length;i<len;++i){this.components[i].rotate(angle,origin);}},resize:function(scale,origin,ratio){for(var i=0;i<this.components.length;++i){this.components[i].resize(scale,origin,ratio);} return this;},distanceTo:function(geometry,options){var edge=!(options&&options.edge===false);var details=edge&&options&&options.details;var result,best,distance;var min=Number.POSITIVE_INFINITY;for(var i=0,len=this.components.length;i<len;++i){result=this.components[i].distanceTo(geometry,options);distance=details?result.distance:result;if(distance<min){min=distance;best=result;if(min==0){break;}}} return best;},equals:function(geometry){var equivalent=true;if(!geometry||!geometry.CLASS_NAME||(this.CLASS_NAME!=geometry.CLASS_NAME)){equivalent=false;}else if(!(OpenLayers.Util.isArray(geometry.components))||(geometry.components.length!=this.components.length)){equivalent=false;}else{for(var i=0,len=this.components.length;i<len;++i){if(!this.components[i].equals(geometry.components[i])){equivalent=false;break;}}} return equivalent;},transform:function(source,dest){if(source&&dest){for(var i=0,len=this.components.length;i<len;i++){var component=this.components[i];component.transform(source,dest);} this.bounds=null;} return this;},intersects:function(geometry){var intersect=false;for(var i=0,len=this.components.length;i<len;++i){intersect=geometry.intersects(this.components[i]);if(intersect){break;}} return intersect;},getVertices:function(nodes){var vertices=[];for(var i=0,len=this.components.length;i<len;++i){Array.prototype.push.apply(vertices,this.components[i].getVertices(nodes));} return vertices;},CLASS_NAME:"OpenLayers.Geometry.Collection"});OpenLayers.Geometry.Point=OpenLayers.Class(OpenLayers.Geometry,{x:null,y:null,initialize:function(x,y){OpenLayers.Geometry.prototype.initialize.apply(this,arguments);this.x=parseFloat(x);this.y=parseFloat(y);},clone:function(obj){if(obj==null){obj=new OpenLayers.Geometry.Point(this.x,this.y);} OpenLayers.Util.applyDefaults(obj,this);return obj;},calculateBounds:function(){this.bounds=new OpenLayers.Bounds(this.x,this.y,this.x,this.y);},distanceTo:function(geometry,options){var edge=!(options&&options.edge===false);var details=edge&&options&&options.details;var distance,x0,y0,x1,y1,result;if(geometry instanceof OpenLayers.Geometry.Point){x0=this.x;y0=this.y;x1=geometry.x;y1=geometry.y;distance=Math.sqrt(Math.pow(x0-x1,2)+Math.pow(y0-y1,2));result=!details?distance:{x0:x0,y0:y0,x1:x1,y1:y1,distance:distance};}else{result=geometry.distanceTo(this,options);if(details){result={x0:result.x1,y0:result.y1,x1:result.x0,y1:result.y0,distance:result.distance};}} return result;},equals:function(geom){var equals=false;if(geom!=null){equals=((this.x==geom.x&&this.y==geom.y)||(isNaN(this.x)&&isNaN(this.y)&&isNaN(geom.x)&&isNaN(geom.y)));} return equals;},toShortString:function(){return(this.x+", "+this.y);},move:function(x,y){this.x=this.x+x;this.y=this.y+y;this.clearBounds();},rotate:function(angle,origin){angle*=Math.PI/180;var radius=this.distanceTo(origin);var theta=angle+Math.atan2(this.y-origin.y,this.x-origin.x);this.x=origin.x+(radius*Math.cos(theta));this.y=origin.y+(radius*Math.sin(theta));this.clearBounds();},getCentroid:function(){return new OpenLayers.Geometry.Point(this.x,this.y);},resize:function(scale,origin,ratio){ratio=(ratio==undefined)?1:ratio;this.x=origin.x+(scale*ratio*(this.x-origin.x));this.y=origin.y+(scale*(this.y-origin.y));this.clearBounds();return this;},intersects:function(geometry){var intersect=false;if(geometry.CLASS_NAME=="OpenLayers.Geometry.Point"){intersect=this.equals(geometry);}else{intersect=geometry.intersects(this);} return intersect;},transform:function(source,dest){if((source&&dest)){OpenLayers.Projection.transform(this,source,dest);this.bounds=null;} return this;},getVertices:function(nodes){return[this];},CLASS_NAME:"OpenLayers.Geometry.Point"});OpenLayers.Geometry.MultiPoint=OpenLayers.Class(OpenLayers.Geometry.Collection,{componentTypes:["OpenLayers.Geometry.Point"],initialize:function(components){OpenLayers.Geometry.Collection.prototype.initialize.apply(this,arguments);},addPoint:function(point,index){this.addComponent(point,index);},removePoint:function(point){this.removeComponent(point);},CLASS_NAME:"OpenLayers.Geometry.MultiPoint"});OpenLayers.Geometry.Curve=OpenLayers.Class(OpenLayers.Geometry.MultiPoint,{componentTypes:["OpenLayers.Geometry.Point"],initialize:function(points){OpenLayers.Geometry.MultiPoint.prototype.initialize.apply(this,arguments);},getLength:function(){var length=0.0;if(this.components&&(this.components.length>1)){for(var i=1,len=this.components.length;i<len;i++){length+=this.components[i-1].distanceTo(this.components[i]);}} return length;},getGeodesicLength:function(projection){var geom=this;if(projection){var gg=new OpenLayers.Projection("EPSG:4326");if(!gg.equals(projection)){geom=this.clone().transform(projection,gg);}} var length=0.0;if(geom.components&&(geom.components.length>1)){var p1,p2;for(var i=1,len=geom.components.length;i<len;i++){p1=geom.components[i-1];p2=geom.components[i];length+=OpenLayers.Util.distVincenty({lon:p1.x,lat:p1.y},{lon:p2.x,lat:p2.y});}} return length*1000;},CLASS_NAME:"OpenLayers.Geometry.Curve"});OpenLayers.Geometry.LineString=OpenLayers.Class(OpenLayers.Geometry.Curve,{initialize:function(points){OpenLayers.Geometry.Curve.prototype.initialize.apply(this,arguments);},removeComponent:function(point){var removed=this.components&&(this.components.length>2);if(removed){OpenLayers.Geometry.Collection.prototype.removeComponent.apply(this,arguments);} return removed;},intersects:function(geometry){var intersect=false;var type=geometry.CLASS_NAME;if(type=="OpenLayers.Geometry.LineString"||type=="OpenLayers.Geometry.LinearRing"||type=="OpenLayers.Geometry.Point"){var segs1=this.getSortedSegments();var segs2;if(type=="OpenLayers.Geometry.Point"){segs2=[{x1:geometry.x,y1:geometry.y,x2:geometry.x,y2:geometry.y}];}else{segs2=geometry.getSortedSegments();} var seg1,seg1x1,seg1x2,seg1y1,seg1y2,seg2,seg2y1,seg2y2;outer:for(var i=0,len=segs1.length;i<len;++i){seg1=segs1[i];seg1x1=seg1.x1;seg1x2=seg1.x2;seg1y1=seg1.y1;seg1y2=seg1.y2;inner:for(var j=0,jlen=segs2.length;j<jlen;++j){seg2=segs2[j];if(seg2.x1>seg1x2){break;} if(seg2.x2<seg1x1){continue;} seg2y1=seg2.y1;seg2y2=seg2.y2;if(Math.min(seg2y1,seg2y2)>Math.max(seg1y1,seg1y2)){continue;} if(Math.max(seg2y1,seg2y2)<Math.min(seg1y1,seg1y2)){continue;} if(OpenLayers.Geometry.segmentsIntersect(seg1,seg2)){intersect=true;break outer;}}}}else{intersect=geometry.intersects(this);} return intersect;},getSortedSegments:function(){var numSeg=this.components.length-1;var segments=new Array(numSeg),point1,point2;for(var i=0;i<numSeg;++i){point1=this.components[i];point2=this.components[i+1];if(point1.x<point2.x){segments[i]={x1:point1.x,y1:point1.y,x2:point2.x,y2:point2.y};}else{segments[i]={x1:point2.x,y1:point2.y,x2:point1.x,y2:point1.y};}} function byX1(seg1,seg2){return seg1.x1-seg2.x1;} return segments.sort(byX1);},splitWithSegment:function(seg,options){var edge=!(options&&options.edge===false);var tolerance=options&&options.tolerance;var lines=[];var verts=this.getVertices();var points=[];var intersections=[];var split=false;var vert1,vert2,point;var node,vertex,target;var interOptions={point:true,tolerance:tolerance};var result=null;for(var i=0,stop=verts.length-2;i<=stop;++i){vert1=verts[i];points.push(vert1.clone());vert2=verts[i+1];target={x1:vert1.x,y1:vert1.y,x2:vert2.x,y2:vert2.y};point=OpenLayers.Geometry.segmentsIntersect(seg,target,interOptions);if(point instanceof OpenLayers.Geometry.Point){if((point.x===seg.x1&&point.y===seg.y1)||(point.x===seg.x2&&point.y===seg.y2)||point.equals(vert1)||point.equals(vert2)){vertex=true;}else{vertex=false;} if(vertex||edge){if(!point.equals(intersections[intersections.length-1])){intersections.push(point.clone());} if(i===0){if(point.equals(vert1)){continue;}} if(point.equals(vert2)){continue;} split=true;if(!point.equals(vert1)){points.push(point);} lines.push(new OpenLayers.Geometry.LineString(points));points=[point.clone()];}}} if(split){points.push(vert2.clone());lines.push(new OpenLayers.Geometry.LineString(points));} if(intersections.length>0){var xDir=seg.x1<seg.x2?1:-1;var yDir=seg.y1<seg.y2?1:-1;result={lines:lines,points:intersections.sort(function(p1,p2){return(xDir*p1.x-xDir*p2.x)||(yDir*p1.y-yDir*p2.y);})};} return result;},split:function(target,options){var results=null;var mutual=options&&options.mutual;var sourceSplit,targetSplit,sourceParts,targetParts;if(target instanceof OpenLayers.Geometry.LineString){var verts=this.getVertices();var vert1,vert2,seg,splits,lines,point;var points=[];sourceParts=[];for(var i=0,stop=verts.length-2;i<=stop;++i){vert1=verts[i];vert2=verts[i+1];seg={x1:vert1.x,y1:vert1.y,x2:vert2.x,y2:vert2.y};targetParts=targetParts||[target];if(mutual){points.push(vert1.clone());} for(var j=0;j<targetParts.length;++j){splits=targetParts[j].splitWithSegment(seg,options);if(splits){lines=splits.lines;if(lines.length>0){lines.unshift(j,1);Array.prototype.splice.apply(targetParts,lines);j+=lines.length-2;} if(mutual){for(var k=0,len=splits.points.length;k<len;++k){point=splits.points[k];if(!point.equals(vert1)){points.push(point);sourceParts.push(new OpenLayers.Geometry.LineString(points));if(point.equals(vert2)){points=[];}else{points=[point.clone()];}}}}}}} if(mutual&&sourceParts.length>0&&points.length>0){points.push(vert2.clone());sourceParts.push(new OpenLayers.Geometry.LineString(points));}}else{results=target.splitWith(this,options);} if(targetParts&&targetParts.length>1){targetSplit=true;}else{targetParts=[];} if(sourceParts&&sourceParts.length>1){sourceSplit=true;}else{sourceParts=[];} if(targetSplit||sourceSplit){if(mutual){results=[sourceParts,targetParts];}else{results=targetParts;}} return results;},splitWith:function(geometry,options){return geometry.split(this,options);},getVertices:function(nodes){var vertices;if(nodes===true){vertices=[this.components[0],this.components[this.components.length-1]];}else if(nodes===false){vertices=this.components.slice(1,this.components.length-1);}else{vertices=this.components.slice();} return vertices;},distanceTo:function(geometry,options){var edge=!(options&&options.edge===false);var details=edge&&options&&options.details;var result,best={};var min=Number.POSITIVE_INFINITY;if(geometry instanceof OpenLayers.Geometry.Point){var segs=this.getSortedSegments();var x=geometry.x;var y=geometry.y;var seg;for(var i=0,len=segs.length;i<len;++i){seg=segs[i];result=OpenLayers.Geometry.distanceToSegment(geometry,seg);if(result.distance<min){min=result.distance;best=result;if(min===0){break;}}else{if(seg.x2>x&&((y>seg.y1&&y<seg.y2)||(y<seg.y1&&y>seg.y2))){break;}}} if(details){best={distance:best.distance,x0:best.x,y0:best.y,x1:x,y1:y};}else{best=best.distance;}}else if(geometry instanceof OpenLayers.Geometry.LineString){var segs0=this.getSortedSegments();var segs1=geometry.getSortedSegments();var seg0,seg1,intersection,x0,y0;var len1=segs1.length;var interOptions={point:true};outer:for(var i=0,len=segs0.length;i<len;++i){seg0=segs0[i];x0=seg0.x1;y0=seg0.y1;for(var j=0;j<len1;++j){seg1=segs1[j];intersection=OpenLayers.Geometry.segmentsIntersect(seg0,seg1,interOptions);if(intersection){min=0;best={distance:0,x0:intersection.x,y0:intersection.y,x1:intersection.x,y1:intersection.y};break outer;}else{result=OpenLayers.Geometry.distanceToSegment({x:x0,y:y0},seg1);if(result.distance<min){min=result.distance;best={distance:min,x0:x0,y0:y0,x1:result.x,y1:result.y};}}}} if(!details){best=best.distance;} if(min!==0){if(seg0){result=geometry.distanceTo(new OpenLayers.Geometry.Point(seg0.x2,seg0.y2),options);var dist=details?result.distance:result;if(dist<min){if(details){best={distance:min,x0:result.x1,y0:result.y1,x1:result.x0,y1:result.y0};}else{best=dist;}}}}}else{best=geometry.distanceTo(this,options);if(details){best={distance:best.distance,x0:best.x1,y0:best.y1,x1:best.x0,y1:best.y0};}} return best;},simplify:function(tolerance){if(this&&this!==null){var points=this.getVertices();if(points.length<3){return this;} var compareNumbers=function(a,b){return(a-b);};var douglasPeuckerReduction=function(points,firstPoint,lastPoint,tolerance){var maxDistance=0;var indexFarthest=0;for(var index=firstPoint,distance;index<lastPoint;index++){distance=perpendicularDistance(points[firstPoint],points[lastPoint],points[index]);if(distance>maxDistance){maxDistance=distance;indexFarthest=index;}} if(maxDistance>tolerance&&indexFarthest!=firstPoint){pointIndexsToKeep.push(indexFarthest);douglasPeuckerReduction(points,firstPoint,indexFarthest,tolerance);douglasPeuckerReduction(points,indexFarthest,lastPoint,tolerance);}};var perpendicularDistance=function(point1,point2,point){var area=Math.abs(0.5*(point1.x*point2.y+point2.x*point.y+point.x*point1.y-point2.x*point1.y-point.x*point2.y-point1.x*point.y));var bottom=Math.sqrt(Math.pow(point1.x-point2.x,2)+Math.pow(point1.y-point2.y,2));var height=area/bottom*2;return height;};var firstPoint=0;var lastPoint=points.length-1;var pointIndexsToKeep=[];pointIndexsToKeep.push(firstPoint);pointIndexsToKeep.push(lastPoint);while(points[firstPoint].equals(points[lastPoint])){lastPoint--;pointIndexsToKeep.push(lastPoint);} douglasPeuckerReduction(points,firstPoint,lastPoint,tolerance);var returnPoints=[];pointIndexsToKeep.sort(compareNumbers);for(var index=0;index<pointIndexsToKeep.length;index++){returnPoints.push(points[pointIndexsToKeep[index]]);} return new OpenLayers.Geometry.LineString(returnPoints);} else{return this;}},CLASS_NAME:"OpenLayers.Geometry.LineString"});OpenLayers.Geometry.LinearRing=OpenLayers.Class(OpenLayers.Geometry.LineString,{componentTypes:["OpenLayers.Geometry.Point"],initialize:function(points){OpenLayers.Geometry.LineString.prototype.initialize.apply(this,arguments);},addComponent:function(point,index){var added=false;var lastPoint=this.components.pop();if(index!=null||!point.equals(lastPoint)){added=OpenLayers.Geometry.Collection.prototype.addComponent.apply(this,arguments);} var firstPoint=this.components[0];OpenLayers.Geometry.Collection.prototype.addComponent.apply(this,[firstPoint]);return added;},removeComponent:function(point){var removed=this.components&&(this.components.length>3);if(removed){this.components.pop();OpenLayers.Geometry.Collection.prototype.removeComponent.apply(this,arguments);var firstPoint=this.components[0];OpenLayers.Geometry.Collection.prototype.addComponent.apply(this,[firstPoint]);} return removed;},move:function(x,y){for(var i=0,len=this.components.length;i<len-1;i++){this.components[i].move(x,y);}},rotate:function(angle,origin){for(var i=0,len=this.components.length;i<len-1;++i){this.components[i].rotate(angle,origin);}},resize:function(scale,origin,ratio){for(var i=0,len=this.components.length;i<len-1;++i){this.components[i].resize(scale,origin,ratio);} return this;},transform:function(source,dest){if(source&&dest){for(var i=0,len=this.components.length;i<len-1;i++){var component=this.components[i];component.transform(source,dest);} this.bounds=null;} return this;},getCentroid:function(){if(this.components&&(this.components.length>2)){var sumX=0.0;var sumY=0.0;for(var i=0;i<this.components.length-1;i++){var b=this.components[i];var c=this.components[i+1];sumX+=(b.x+c.x)*(b.x*c.y-c.x*b.y);sumY+=(b.y+c.y)*(b.x*c.y-c.x*b.y);} var area=-1*this.getArea();var x=sumX/(6*area);var y=sumY/(6*area);return new OpenLayers.Geometry.Point(x,y);}else{return null;}},getArea:function(){var area=0.0;if(this.components&&(this.components.length>2)){var sum=0.0;for(var i=0,len=this.components.length;i<len-1;i++){var b=this.components[i];var c=this.components[i+1];sum+=(b.x+c.x)*(c.y-b.y);} area=-sum/2.0;} return area;},getGeodesicArea:function(projection){var ring=this;if(projection){var gg=new OpenLayers.Projection("EPSG:4326");if(!gg.equals(projection)){ring=this.clone().transform(projection,gg);}} var area=0.0;var len=ring.components&&ring.components.length;if(len>2){var p1,p2;for(var i=0;i<len-1;i++){p1=ring.components[i];p2=ring.components[i+1];area+=OpenLayers.Util.rad(p2.x-p1.x)*(2+Math.sin(OpenLayers.Util.rad(p1.y))+ Math.sin(OpenLayers.Util.rad(p2.y)));} area=area*6378137.0*6378137.0/2.0;} return area;},containsPoint:function(point){var approx=OpenLayers.Number.limitSigDigs;var digs=14;var px=approx(point.x,digs);var py=approx(point.y,digs);function getX(y,x1,y1,x2,y2){return(((x1-x2)*y)+((x2*y1)-(x1*y2)))/(y1-y2);} var numSeg=this.components.length-1;var start,end,x1,y1,x2,y2,cx,cy;var crosses=0;for(var i=0;i<numSeg;++i){start=this.components[i];x1=approx(start.x,digs);y1=approx(start.y,digs);end=this.components[i+1];x2=approx(end.x,digs);y2=approx(end.y,digs);if(y1==y2){if(py==y1){if(x1<=x2&&(px>=x1&&px<=x2)||x1>=x2&&(px<=x1&&px>=x2)){crosses=-1;break;}} continue;} cx=approx(getX(py,x1,y1,x2,y2),digs);if(cx==px){if(y1<y2&&(py>=y1&&py<=y2)||y1>y2&&(py<=y1&&py>=y2)){crosses=-1;break;}} if(cx<=px){continue;} if(x1!=x2&&(cx<Math.min(x1,x2)||cx>Math.max(x1,x2))){continue;} if(y1<y2&&(py>=y1&&py<y2)||y1>y2&&(py<y1&&py>=y2)){++crosses;}} var contained=(crosses==-1)?1:!!(crosses&1);return contained;},intersects:function(geometry){var intersect=false;if(geometry.CLASS_NAME=="OpenLayers.Geometry.Point"){intersect=this.containsPoint(geometry);}else if(geometry.CLASS_NAME=="OpenLayers.Geometry.LineString"){intersect=geometry.intersects(this);}else if(geometry.CLASS_NAME=="OpenLayers.Geometry.LinearRing"){intersect=OpenLayers.Geometry.LineString.prototype.intersects.apply(this,[geometry]);}else{for(var i=0,len=geometry.components.length;i<len;++i){intersect=geometry.components[i].intersects(this);if(intersect){break;}}} return intersect;},getVertices:function(nodes){return(nodes===true)?[]:this.components.slice(0,this.components.length-1);},CLASS_NAME:"OpenLayers.Geometry.LinearRing"});OpenLayers.Geometry.Polygon=OpenLayers.Class(OpenLayers.Geometry.Collection,{componentTypes:["OpenLayers.Geometry.LinearRing"],initialize:function(components){OpenLayers.Geometry.Collection.prototype.initialize.apply(this,arguments);},getArea:function(){var area=0.0;if(this.components&&(this.components.length>0)){area+=Math.abs(this.components[0].getArea());for(var i=1,len=this.components.length;i<len;i++){area-=Math.abs(this.components[i].getArea());}} return area;},getGeodesicArea:function(projection){var area=0.0;if(this.components&&(this.components.length>0)){area+=Math.abs(this.components[0].getGeodesicArea(projection));for(var i=1,len=this.components.length;i<len;i++){area-=Math.abs(this.components[i].getGeodesicArea(projection));}} return area;},containsPoint:function(point){var numRings=this.components.length;var contained=false;if(numRings>0){contained=this.components[0].containsPoint(point);if(contained!==1){if(contained&&numRings>1){var hole;for(var i=1;i<numRings;++i){hole=this.components[i].containsPoint(point);if(hole){if(hole===1){contained=1;}else{contained=false;} break;}}}}} return contained;},intersects:function(geometry){var intersect=false;var i,len;if(geometry.CLASS_NAME=="OpenLayers.Geometry.Point"){intersect=this.containsPoint(geometry);}else if(geometry.CLASS_NAME=="OpenLayers.Geometry.LineString"||geometry.CLASS_NAME=="OpenLayers.Geometry.LinearRing"){for(i=0,len=this.components.length;i<len;++i){intersect=geometry.intersects(this.components[i]);if(intersect){break;}} if(!intersect){for(i=0,len=geometry.components.length;i<len;++i){intersect=this.containsPoint(geometry.components[i]);if(intersect){break;}}}}else{for(i=0,len=geometry.components.length;i<len;++i){intersect=this.intersects(geometry.components[i]);if(intersect){break;}}} if(!intersect&&geometry.CLASS_NAME=="OpenLayers.Geometry.Polygon"){var ring=this.components[0];for(i=0,len=ring.components.length;i<len;++i){intersect=geometry.containsPoint(ring.components[i]);if(intersect){break;}}} return intersect;},distanceTo:function(geometry,options){var edge=!(options&&options.edge===false);var result;if(!edge&&this.intersects(geometry)){result=0;}else{result=OpenLayers.Geometry.Collection.prototype.distanceTo.apply(this,[geometry,options]);} return result;},CLASS_NAME:"OpenLayers.Geometry.Polygon"});OpenLayers.Geometry.Polygon.createRegularPolygon=function(origin,radius,sides,rotation){var angle=Math.PI*((1/sides)-(1/2));if(rotation){angle+=(rotation/180)*Math.PI;} var rotatedAngle,x,y;var points=[];for(var i=0;i<sides;++i){rotatedAngle=angle+(i*2*Math.PI/sides);x=origin.x+(radius*Math.cos(rotatedAngle));y=origin.y+(radius*Math.sin(rotatedAngle));points.push(new OpenLayers.Geometry.Point(x,y));} var ring=new OpenLayers.Geometry.LinearRing(points);return new OpenLayers.Geometry.Polygon([ring]);};OpenLayers.Event={observers:false,KEY_BACKSPACE:8,KEY_TAB:9,KEY_RETURN:13,KEY_ESC:27,KEY_LEFT:37,KEY_UP:38,KEY_RIGHT:39,KEY_DOWN:40,KEY_DELETE:46,element:function(event){return event.target||event.srcElement;},isSingleTouch:function(event){return event.touches&&event.touches.length==1;},isMultiTouch:function(event){return event.touches&&event.touches.length>1;},isLeftClick:function(event){return(((event.which)&&(event.which==1))||((event.button)&&(event.button==1)));},isRightClick:function(event){return(((event.which)&&(event.which==3))||((event.button)&&(event.button==2)));},stop:function(event,allowDefault){if(!allowDefault){if(event.preventDefault){event.preventDefault();}else{event.returnValue=false;}} if(event.stopPropagation){event.stopPropagation();}else{event.cancelBubble=true;}},findElement:function(event,tagName){var element=OpenLayers.Event.element(event);while(element.parentNode&&(!element.tagName||(element.tagName.toUpperCase()!=tagName.toUpperCase()))){element=element.parentNode;} return element;},observe:function(elementParam,name,observer,useCapture){var element=OpenLayers.Util.getElement(elementParam);useCapture=useCapture||false;if(name=='keypress'&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||element.attachEvent)){name='keydown';} if(!this.observers){this.observers={};} if(!element._eventCacheID){var idPrefix="eventCacheID_";if(element.id){idPrefix=element.id+"_"+idPrefix;} element._eventCacheID=OpenLayers.Util.createUniqueID(idPrefix);} var cacheID=element._eventCacheID;if(!this.observers[cacheID]){this.observers[cacheID]=[];} this.observers[cacheID].push({'element':element,'name':name,'observer':observer,'useCapture':useCapture});if(element.addEventListener){element.addEventListener(name,observer,useCapture);}else if(element.attachEvent){element.attachEvent('on'+name,observer);}},stopObservingElement:function(elementParam){var element=OpenLayers.Util.getElement(elementParam);var cacheID=element._eventCacheID;this._removeElementObservers(OpenLayers.Event.observers[cacheID]);},_removeElementObservers:function(elementObservers){if(elementObservers){for(var i=elementObservers.length-1;i>=0;i--){var entry=elementObservers[i];var args=new Array(entry.element,entry.name,entry.observer,entry.useCapture);var removed=OpenLayers.Event.stopObserving.apply(this,args);}}},stopObserving:function(elementParam,name,observer,useCapture){useCapture=useCapture||false;var element=OpenLayers.Util.getElement(elementParam);var cacheID=element._eventCacheID;if(name=='keypress'){if(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||element.detachEvent){name='keydown';}} var foundEntry=false;var elementObservers=OpenLayers.Event.observers[cacheID];if(elementObservers){var i=0;while(!foundEntry&&i<elementObservers.length){var cacheEntry=elementObservers[i];if((cacheEntry.name==name)&&(cacheEntry.observer==observer)&&(cacheEntry.useCapture==useCapture)){elementObservers.splice(i,1);if(elementObservers.length==0){delete OpenLayers.Event.observers[cacheID];} foundEntry=true;break;} i++;}} if(foundEntry){if(element.removeEventListener){element.removeEventListener(name,observer,useCapture);}else if(element&&element.detachEvent){element.detachEvent('on'+name,observer);}} return foundEntry;},unloadCache:function(){if(OpenLayers.Event&&OpenLayers.Event.observers){for(var cacheID in OpenLayers.Event.observers){var elementObservers=OpenLayers.Event.observers[cacheID];OpenLayers.Event._removeElementObservers.apply(this,[elementObservers]);} OpenLayers.Event.observers=false;}},CLASS_NAME:"OpenLayers.Event"};OpenLayers.Event.observe(window,'unload',OpenLayers.Event.unloadCache,false);if(window.Event){OpenLayers.Util.applyDefaults(window.Event,OpenLayers.Event);}else{var Event=OpenLayers.Event;} OpenLayers.Events=OpenLayers.Class({BROWSER_EVENTS:["mouseover","mouseout","mousedown","mouseup","mousemove","click","dblclick","rightclick","dblrightclick","resize","focus","blur","touchstart","touchmove","touchend"],listeners:null,object:null,element:null,eventTypes:null,eventHandler:null,fallThrough:null,includeXY:false,clearMouseListener:null,initialize:function(object,element,eventTypes,fallThrough,options){OpenLayers.Util.extend(this,options);this.object=object;this.fallThrough=fallThrough;this.listeners={};this.eventHandler=OpenLayers.Function.bindAsEventListener(this.handleBrowserEvent,this);this.clearMouseListener=OpenLayers.Function.bind(this.clearMouseCache,this);this.eventTypes=[];if(eventTypes!=null){for(var i=0,len=eventTypes.length;i<len;i++){this.addEventType(eventTypes[i]);}} if(element!=null){this.attachToElement(element);}},destroy:function(){if(this.element){OpenLayers.Event.stopObservingElement(this.element);if(this.element.hasScrollEvent){OpenLayers.Event.stopObserving(window,"scroll",this.clearMouseListener);}} this.element=null;this.listeners=null;this.object=null;this.eventTypes=null;this.fallThrough=null;this.eventHandler=null;},addEventType:function(eventName){if(!this.listeners[eventName]){this.eventTypes.push(eventName);this.listeners[eventName]=[];}},attachToElement:function(element){if(this.element){OpenLayers.Event.stopObservingElement(this.element);} this.element=element;for(var i=0,len=this.BROWSER_EVENTS.length;i<len;i++){var eventType=this.BROWSER_EVENTS[i];this.addEventType(eventType);OpenLayers.Event.observe(element,eventType,this.eventHandler);} OpenLayers.Event.observe(element,"dragstart",OpenLayers.Event.stop);},on:function(object){for(var type in object){if(type!="scope"){this.register(type,object.scope,object[type]);}}},register:function(type,obj,func){if((func!=null)&&(OpenLayers.Util.indexOf(this.eventTypes,type)!=-1)){if(obj==null){obj=this.object;} var listeners=this.listeners[type];listeners.push({obj:obj,func:func});}},registerPriority:function(type,obj,func){if(func!=null){if(obj==null){obj=this.object;} var listeners=this.listeners[type];if(listeners!=null){listeners.unshift({obj:obj,func:func});}}},un:function(object){for(var type in object){if(type!="scope"){this.unregister(type,object.scope,object[type]);}}},unregister:function(type,obj,func){if(obj==null){obj=this.object;} var listeners=this.listeners[type];if(listeners!=null){for(var i=0,len=listeners.length;i<len;i++){if(listeners[i].obj==obj&&listeners[i].func==func){listeners.splice(i,1);break;}}}},remove:function(type){if(this.listeners[type]!=null){this.listeners[type]=[];}},triggerEvent:function(type,evt){var listeners=this.listeners[type];if(!listeners||listeners.length==0){return undefined;} if(evt==null){evt={};} evt.object=this.object;evt.element=this.element;if(!evt.type){evt.type=type;} listeners=listeners.slice();var continueChain;for(var i=0,len=listeners.length;i<len;i++){var callback=listeners[i];continueChain=callback.func.apply(callback.obj,[evt]);if((continueChain!=undefined)&&(continueChain==false)){break;}} if(!this.fallThrough){OpenLayers.Event.stop(evt,true);} return continueChain;},handleBrowserEvent:function(evt){var type=evt.type,listeners=this.listeners[type];if(!listeners||listeners.length==0){return;} var touches=evt.touches;if(touches&&touches[0]){var x=0;var y=0;var num=touches.length;var touch;for(var i=0;i<num;++i){touch=touches[i];x+=touch.clientX;y+=touch.clientY;} evt.clientX=x/num;evt.clientY=y/num;} if(this.includeXY){evt.xy=this.getMousePosition(evt);} this.triggerEvent(type,evt);},clearMouseCache:function(){this.element.scrolls=null;this.element.lefttop=null;var body=document.body;if(body&&!((body.scrollTop!=0||body.scrollLeft!=0)&&navigator.userAgent.match(/iPhone/i))){this.element.offsets=null;}},getMousePosition:function(evt){if(!this.includeXY){this.clearMouseCache();}else if(!this.element.hasScrollEvent){OpenLayers.Event.observe(window,"scroll",this.clearMouseListener);this.element.hasScrollEvent=true;} if(!this.element.scrolls){var viewportElement=OpenLayers.Util.getViewportElement();this.element.scrolls=[viewportElement.scrollLeft,viewportElement.scrollTop];} if(!this.element.lefttop){this.element.lefttop=[(document.documentElement.clientLeft||0),(document.documentElement.clientTop||0)];} if(!this.element.offsets){this.element.offsets=OpenLayers.Util.pagePosition(this.element);} return new OpenLayers.Pixel((evt.clientX+this.element.scrolls[0])-this.element.offsets[0] -this.element.lefttop[0],(evt.clientY+this.element.scrolls[1])-this.element.offsets[1] -this.element.lefttop[1]);},CLASS_NAME:"OpenLayers.Events"});OpenLayers.Map=OpenLayers.Class({Z_INDEX_BASE:{BaseLayer:100,Overlay:325,Feature:725,Popup:750,Control:1000},EVENT_TYPES:["preaddlayer","addlayer","preremovelayer","removelayer","changelayer","movestart","move","moveend","zoomend","popupopen","popupclose","addmarker","removemarker","clearmarkers","mouseover","mouseout","mousemove","dragstart","drag","dragend","changebaselayer"],id:null,fractionalZoom:false,events:null,allOverlays:false,div:null,dragging:false,size:null,viewPortDiv:null,layerContainerOrigin:null,layerContainerDiv:null,layers:null,controls:null,popups:null,baseLayer:null,center:null,resolution:null,zoom:0,panRatio:1.5,viewRequestID:0,tileSize:null,projection:"EPSG:4326",units:'degrees',resolutions:null,maxResolution:1.40625,minResolution:null,maxScale:null,minScale:null,maxExtent:null,minExtent:null,restrictedExtent:null,numZoomLevels:16,theme:null,displayProjection:null,fallThrough:true,panTween:null,eventListeners:null,panMethod:OpenLayers.Easing.Expo.easeOut,panDuration:50,paddingForPopups:null,minPx:null,maxPx:null,initialize:function(div,options){if(arguments.length===1&&typeof div==="object"){options=div;div=options&&options.div;} this.tileSize=new OpenLayers.Size(OpenLayers.Map.TILE_WIDTH,OpenLayers.Map.TILE_HEIGHT);this.maxExtent=new OpenLayers.Bounds(-180,-90,180,90);this.paddingForPopups=new OpenLayers.Bounds(15,15,15,15);this.theme=OpenLayers._getScriptLocation()+'theme/default/style.css';OpenLayers.Util.extend(this,options);this.layers=[];this.id=OpenLayers.Util.createUniqueID("OpenLayers.Map_");this.div=OpenLayers.Util.getElement(div);if(!this.div){this.div=document.createElement("div");this.div.style.height="1px";this.div.style.width="1px";} OpenLayers.Element.addClass(this.div,'olMap');var id=this.id+"_OpenLayers_ViewPort";this.viewPortDiv=OpenLayers.Util.createDiv(id,null,null,null,"relative",null,"hidden");this.viewPortDiv.style.width="100%";this.viewPortDiv.style.height="100%";this.viewPortDiv.className="olMapViewport";this.div.appendChild(this.viewPortDiv);var eventsDiv=document.createElement("div");eventsDiv.id=this.id+"_events";eventsDiv.style.position="absolute";eventsDiv.style.width="100%";eventsDiv.style.height="100%";eventsDiv.style.zIndex=this.Z_INDEX_BASE.Control-1;this.viewPortDiv.appendChild(eventsDiv);this.eventsDiv=eventsDiv;this.events=new OpenLayers.Events(this,this.eventsDiv,this.EVENT_TYPES,this.fallThrough,{includeXY:true});id=this.id+"_OpenLayers_Container";this.layerContainerDiv=OpenLayers.Util.createDiv(id);this.layerContainerDiv.style.zIndex=this.Z_INDEX_BASE['Popup']-1;this.eventsDiv.appendChild(this.layerContainerDiv);this.updateSize();if(this.eventListeners instanceof Object){this.events.on(this.eventListeners);} this.events.register("movestart",this,this.updateSize);if(OpenLayers.String.contains(navigator.appName,"Microsoft")){this.events.register("resize",this,this.updateSize);}else{this.updateSizeDestroy=OpenLayers.Function.bind(this.updateSize,this);OpenLayers.Event.observe(window,'resize',this.updateSizeDestroy);} if(this.theme){var addNode=true;var nodes=document.getElementsByTagName('link');for(var i=0,len=nodes.length;i<len;++i){if(OpenLayers.Util.isEquivalentUrl(nodes.item(i).href,this.theme)){addNode=false;break;}} if(addNode){var cssNode=document.createElement('link');cssNode.setAttribute('rel','stylesheet');cssNode.setAttribute('type','text/css');cssNode.setAttribute('href',this.theme);document.getElementsByTagName('head')[0].appendChild(cssNode);}} if(this.controls==null){if(OpenLayers.Control!=null){this.controls=[new OpenLayers.Control.Navigation(),new OpenLayers.Control.PanZoom(),new OpenLayers.Control.ArgParser(),new OpenLayers.Control.Attribution()];}else{this.controls=[];}} for(var i=0,len=this.controls.length;i<len;i++){this.addControlToMap(this.controls[i]);} this.popups=[];this.unloadDestroy=OpenLayers.Function.bind(this.destroy,this);OpenLayers.Event.observe(window,'unload',this.unloadDestroy);if(options&&options.layers){delete this.center;this.addLayers(options.layers);if(options.center){this.setCenter(options.center,options.zoom);}}},render:function(div){this.div=OpenLayers.Util.getElement(div);OpenLayers.Element.addClass(this.div,'olMap');this.viewPortDiv.parentNode.removeChild(this.viewPortDiv);this.div.appendChild(this.viewPortDiv);this.updateSize();},unloadDestroy:null,updateSizeDestroy:null,destroy:function(){if(!this.unloadDestroy){return false;} if(this.panTween){this.panTween.stop();this.panTween=null;} OpenLayers.Event.stopObserving(window,'unload',this.unloadDestroy);this.unloadDestroy=null;if(this.updateSizeDestroy){OpenLayers.Event.stopObserving(window,'resize',this.updateSizeDestroy);}else{this.events.unregister("resize",this,this.updateSize);} this.paddingForPopups=null;if(this.controls!=null){for(var i=this.controls.length-1;i>=0;--i){this.controls[i].destroy();} this.controls=null;} if(this.layers!=null){for(var i=this.layers.length-1;i>=0;--i){this.layers[i].destroy(false);} this.layers=null;} if(this.viewPortDiv){this.div.removeChild(this.viewPortDiv);} this.viewPortDiv=null;if(this.eventListeners){this.events.un(this.eventListeners);this.eventListeners=null;} this.events.destroy();this.events=null;},setOptions:function(options){var updatePxExtent=this.minPx&&options.restrictedExtent!=this.restrictedExtent;OpenLayers.Util.extend(this,options);updatePxExtent&&this.moveTo(this.getCachedCenter(),this.zoom,{forceZoomChange:true});},getTileSize:function(){return this.tileSize;},getBy:function(array,property,match){var test=(typeof match.test=="function");var found=OpenLayers.Array.filter(this[array],function(item){return item[property]==match||(test&&match.test(item[property]));});return found;},getLayersBy:function(property,match){return this.getBy("layers",property,match);},getLayersByName:function(match){return this.getLayersBy("name",match);},getLayersByClass:function(match){return this.getLayersBy("CLASS_NAME",match);},getControlsBy:function(property,match){return this.getBy("controls",property,match);},getControlsByClass:function(match){return this.getControlsBy("CLASS_NAME",match);},getLayer:function(id){var foundLayer=null;for(var i=0,len=this.layers.length;i<len;i++){var layer=this.layers[i];if(layer.id==id){foundLayer=layer;break;}} return foundLayer;},setLayerZIndex:function(layer,zIdx){layer.setZIndex(this.Z_INDEX_BASE[layer.isBaseLayer?'BaseLayer':'Overlay'] +zIdx*5);},resetLayersZIndex:function(){for(var i=0,len=this.layers.length;i<len;i++){var layer=this.layers[i];this.setLayerZIndex(layer,i);}},addLayer:function(layer){for(var i=0,len=this.layers.length;i<len;i++){if(this.layers[i]==layer){var msg=OpenLayers.i18n('layerAlreadyAdded',{'layerName':layer.name});OpenLayers.Console.warn(msg);return false;}} if(this.events.triggerEvent("preaddlayer",{layer:layer})===false){return;} if(this.allOverlays){layer.isBaseLayer=false;} layer.div.className="olLayerDiv";layer.div.style.overflow="";this.setLayerZIndex(layer,this.layers.length);if(layer.isFixed){this.viewPortDiv.appendChild(layer.div);}else{this.layerContainerDiv.appendChild(layer.div);} this.layers.push(layer);layer.setMap(this);if(layer.isBaseLayer||(this.allOverlays&&!this.baseLayer)){if(this.baseLayer==null){this.setBaseLayer(layer);}else{layer.setVisibility(false);}}else{layer.redraw();} this.events.triggerEvent("addlayer",{layer:layer});layer.events.triggerEvent("added",{map:this,layer:layer});layer.afterAdd();},addLayers:function(layers){for(var i=0,len=layers.length;i<len;i++){this.addLayer(layers[i]);}},removeLayer:function(layer,setNewBaseLayer){if(this.events.triggerEvent("preremovelayer",{layer:layer})===false){return;} if(setNewBaseLayer==null){setNewBaseLayer=true;} if(layer.isFixed){this.viewPortDiv.removeChild(layer.div);}else{this.layerContainerDiv.removeChild(layer.div);} OpenLayers.Util.removeItem(this.layers,layer);layer.removeMap(this);layer.map=null;if(this.baseLayer==layer){this.baseLayer=null;if(setNewBaseLayer){for(var i=0,len=this.layers.length;i<len;i++){var iLayer=this.layers[i];if(iLayer.isBaseLayer||this.allOverlays){this.setBaseLayer(iLayer);break;}}}} this.resetLayersZIndex();this.events.triggerEvent("removelayer",{layer:layer});layer.events.triggerEvent("removed",{map:this,layer:layer});},getNumLayers:function(){return this.layers.length;},getLayerIndex:function(layer){return OpenLayers.Util.indexOf(this.layers,layer);},setLayerIndex:function(layer,idx){var base=this.getLayerIndex(layer);if(idx<0){idx=0;}else if(idx>this.layers.length){idx=this.layers.length;} if(base!=idx){this.layers.splice(base,1);this.layers.splice(idx,0,layer);for(var i=0,len=this.layers.length;i<len;i++){this.setLayerZIndex(this.layers[i],i);} this.events.triggerEvent("changelayer",{layer:layer,property:"order"});if(this.allOverlays){if(idx===0){this.setBaseLayer(layer);}else if(this.baseLayer!==this.layers[0]){this.setBaseLayer(this.layers[0]);}}}},raiseLayer:function(layer,delta){var idx=this.getLayerIndex(layer)+delta;this.setLayerIndex(layer,idx);},setBaseLayer:function(newBaseLayer){if(newBaseLayer!=this.baseLayer){if(OpenLayers.Util.indexOf(this.layers,newBaseLayer)!=-1){var center=this.getCachedCenter();var newResolution=OpenLayers.Util.getResolutionFromScale(this.getScale(),newBaseLayer.units);if(this.baseLayer!=null&&!this.allOverlays){this.baseLayer.setVisibility(false);} this.baseLayer=newBaseLayer;this.viewRequestID++;if(!this.allOverlays||this.baseLayer.visibility){this.baseLayer.setVisibility(true);} if(center!=null){var newZoom=this.getZoomForResolution(newResolution||this.resolution,true);this.setCenter(center,newZoom,false,true);} this.events.triggerEvent("changebaselayer",{layer:this.baseLayer});}}},addControl:function(control,px){this.controls.push(control);this.addControlToMap(control,px);},addControls:function(controls,pixels){var pxs=(arguments.length===1)?[]:pixels;for(var i=0,len=controls.length;i<len;i++){var ctrl=controls[i];var px=(pxs[i])?pxs[i]:null;this.addControl(ctrl,px);}},addControlToMap:function(control,px){control.outsideViewport=(control.div!=null);if(this.displayProjection&&!control.displayProjection){control.displayProjection=this.displayProjection;} control.setMap(this);var div=control.draw(px);if(div){if(!control.outsideViewport){div.style.zIndex=this.Z_INDEX_BASE['Control']+ this.controls.length;this.viewPortDiv.appendChild(div);}} if(control.autoActivate){control.activate();}},getControl:function(id){var returnControl=null;for(var i=0,len=this.controls.length;i<len;i++){var control=this.controls[i];if(control.id==id){returnControl=control;break;}} return returnControl;},removeControl:function(control){if((control)&&(control==this.getControl(control.id))){if(control.div&&(control.div.parentNode==this.viewPortDiv)){this.viewPortDiv.removeChild(control.div);} OpenLayers.Util.removeItem(this.controls,control);}},addPopup:function(popup,exclusive){if(exclusive){for(var i=this.popups.length-1;i>=0;--i){this.removePopup(this.popups[i]);}} popup.map=this;this.popups.push(popup);var popupDiv=popup.draw();if(popupDiv){popupDiv.style.zIndex=this.Z_INDEX_BASE['Popup']+ this.popups.length;this.layerContainerDiv.appendChild(popupDiv);}},removePopup:function(popup){OpenLayers.Util.removeItem(this.popups,popup);if(popup.div){try{this.layerContainerDiv.removeChild(popup.div);} catch(e){}} popup.map=null;},getSize:function(){var size=null;if(this.size!=null){size=this.size.clone();} return size;},updateSize:function(){var newSize=this.getCurrentSize();if(newSize&&!isNaN(newSize.h)&&!isNaN(newSize.w)){this.events.clearMouseCache();var oldSize=this.getSize();if(oldSize==null){this.size=oldSize=newSize;} if(!newSize.equals(oldSize)){this.size=newSize;for(var i=0,len=this.layers.length;i<len;i++){this.layers[i].onMapResize();} var center=this.getCachedCenter();if(this.baseLayer!=null&&center!=null){var zoom=this.getZoom();this.zoom=null;this.setCenter(center,zoom);}}}},getCurrentSize:function(){var size=new OpenLayers.Size(this.div.clientWidth,this.div.clientHeight);if(size.w==0&&size.h==0||isNaN(size.w)&&isNaN(size.h)){size.w=this.div.offsetWidth;size.h=this.div.offsetHeight;} if(size.w==0&&size.h==0||isNaN(size.w)&&isNaN(size.h)){size.w=parseInt(this.div.style.width);size.h=parseInt(this.div.style.height);} return size;},calculateBounds:function(center,resolution){var extent=null;if(center==null){center=this.getCachedCenter();} if(resolution==null){resolution=this.getResolution();} if((center!=null)&&(resolution!=null)){var size=this.getSize();var w_deg=size.w*resolution;var h_deg=size.h*resolution;extent=new OpenLayers.Bounds(center.lon-w_deg/2,center.lat-h_deg/2,center.lon+w_deg/2,center.lat+h_deg/2);} return extent;},getCenter:function(){var center=null;var cachedCenter=this.getCachedCenter();if(cachedCenter){center=cachedCenter.clone();} return center;},getCachedCenter:function(){if(!this.center&&this.size){this.center=this.getLonLatFromViewPortPx(new OpenLayers.Pixel(this.size.w/2,this.size.h/2));} return this.center;},getZoom:function(){return this.zoom;},pan:function(dx,dy,options){options=OpenLayers.Util.applyDefaults(options,{animate:true,dragging:false});if(options.dragging){if(dx!=0||dy!=0){this.moveByPx(dx,dy);}}else{var centerPx=this.getViewPortPxFromLonLat(this.getCachedCenter());var newCenterPx=centerPx.add(dx,dy);if(this.dragging||!newCenterPx.equals(centerPx)){var newCenterLonLat=this.getLonLatFromViewPortPx(newCenterPx);if(options.animate){this.panTo(newCenterLonLat);}else{this.moveTo(newCenterLonLat);this.dragging=false;this.events.triggerEvent("moveend");}}}},panTo:function(lonlat){if(this.panMethod&&this.getExtent().scale(this.panRatio).containsLonLat(lonlat)){if(!this.panTween){this.panTween=new OpenLayers.Tween(this.panMethod);} var center=this.getCachedCenter();if(lonlat.equals(center)){return;} var from=this.getPixelFromLonLat(center);var to=this.getPixelFromLonLat(lonlat);var vector={x:to.x-from.x,y:to.y-from.y};var last={x:0,y:0};this.panTween.start({x:0,y:0},vector,this.panDuration,{callbacks:{eachStep:OpenLayers.Function.bind(function(px){var x=px.x-last.x,y=px.y-last.y;this.moveByPx(x,y);last.x=Math.round(px.x);last.y=Math.round(px.y);},this),done:OpenLayers.Function.bind(function(px){this.moveTo(lonlat);this.dragging=false;this.events.triggerEvent("moveend");},this)}});}else{this.setCenter(lonlat);}},setCenter:function(lonlat,zoom,dragging,forceZoomChange){this.panTween&&this.panTween.stop();this.moveTo(lonlat,zoom,{'dragging':dragging,'forceZoomChange':forceZoomChange});},moveByPx:function(dx,dy){var hw=this.size.w/2;var hh=this.size.h/2;var x=hw+dx;var y=hh+dy;var wrapDateLine=this.baseLayer.wrapDateLine;var xRestriction=0;var yRestriction=0;if(this.restrictedExtent){xRestriction=hw;yRestriction=hh;wrapDateLine=false;} dx=wrapDateLine||x<=this.maxPx.x-xRestriction&&x>=this.minPx.x+xRestriction?Math.round(dx):0;dy=y<=this.maxPx.y-yRestriction&&y>=this.minPx.y+yRestriction?Math.round(dy):0;var minX=this.minPx.x,maxX=this.maxPx.x;if(dx||dy){if(!this.dragging){this.dragging=true;this.events.triggerEvent("movestart");} this.center=null;if(dx){this.layerContainerDiv.style.left=parseInt(this.layerContainerDiv.style.left)-dx+"px";this.minPx.x-=dx;this.maxPx.x-=dx;if(wrapDateLine){if(this.maxPx.x>maxX){this.maxPx.x-=(maxX-minX);} if(this.minPx.x<minX){this.minPx.x+=(maxX-minX);}}} if(dy){this.layerContainerDiv.style.top=parseInt(this.layerContainerDiv.style.top)-dy+"px";this.minPx.y-=dy;this.maxPx.y-=dy;} var layer,i,len;for(i=0,len=this.layers.length;i<len;++i){layer=this.layers[i];if(layer.visibility&&(layer===this.baseLayer||layer.inRange)){layer.moveByPx(dx,dy);layer.events.triggerEvent("move");}} this.events.triggerEvent("move");}},moveTo:function(lonlat,zoom,options){if(!options){options={};} if(zoom!=null){zoom=parseFloat(zoom);if(!this.fractionalZoom){zoom=Math.round(zoom);}} var dragging=options.dragging||this.dragging;var forceZoomChange=options.forceZoomChange;if(!this.getCachedCenter()&&!this.isValidLonLat(lonlat)){lonlat=this.maxExtent.getCenterLonLat();this.center=lonlat.clone();} if(this.restrictedExtent!=null){if(lonlat==null){lonlat=this.center;} if(zoom==null){zoom=this.getZoom();} var resolution=this.getResolutionForZoom(zoom);var extent=this.calculateBounds(lonlat,resolution);if(!this.restrictedExtent.containsBounds(extent)){var maxCenter=this.restrictedExtent.getCenterLonLat();if(extent.getWidth()>this.restrictedExtent.getWidth()){lonlat=new OpenLayers.LonLat(maxCenter.lon,lonlat.lat);}else if(extent.left<this.restrictedExtent.left){lonlat=lonlat.add(this.restrictedExtent.left- extent.left,0);}else if(extent.right>this.restrictedExtent.right){lonlat=lonlat.add(this.restrictedExtent.right- extent.right,0);} if(extent.getHeight()>this.restrictedExtent.getHeight()){lonlat=new OpenLayers.LonLat(lonlat.lon,maxCenter.lat);}else if(extent.bottom<this.restrictedExtent.bottom){lonlat=lonlat.add(0,this.restrictedExtent.bottom- extent.bottom);} else if(extent.top>this.restrictedExtent.top){lonlat=lonlat.add(0,this.restrictedExtent.top- extent.top);}}} var zoomChanged=forceZoomChange||((this.isValidZoomLevel(zoom))&&(zoom!=this.getZoom()));var centerChanged=(this.isValidLonLat(lonlat))&&(!lonlat.equals(this.center));if(zoomChanged||centerChanged||dragging){dragging||this.events.triggerEvent("movestart");if(centerChanged){if(!zoomChanged&&this.center){this.centerLayerContainer(lonlat);} this.center=lonlat.clone();} var res=zoomChanged?this.getResolutionForZoom(zoom):this.getResolution();if(zoomChanged||this.layerContainerOrigin==null){this.layerContainerOrigin=this.getCachedCenter();this.layerContainerDiv.style.left="0px";this.layerContainerDiv.style.top="0px";var maxExtent=this.getMaxExtent({restricted:true});var maxExtentCenter=maxExtent.getCenterLonLat();var lonDelta=this.center.lon-maxExtentCenter.lon;var latDelta=maxExtentCenter.lat-this.center.lat;var extentWidth=Math.round(maxExtent.getWidth()/res);var extentHeight=Math.round(maxExtent.getHeight()/res);var left=(this.size.w-extentWidth)/2-lonDelta/res;var top=(this.size.h-extentHeight)/2-latDelta/res;this.minPx=new OpenLayers.Pixel(left,top);this.maxPx=new OpenLayers.Pixel(left+extentWidth,top+extentHeight);} if(zoomChanged){this.zoom=zoom;this.resolution=res;this.viewRequestID++;} var bounds=this.getExtent();if(this.baseLayer.visibility){this.baseLayer.moveTo(bounds,zoomChanged,options.dragging);options.dragging||this.baseLayer.events.triggerEvent("moveend",{zoomChanged:zoomChanged});} bounds=this.baseLayer.getExtent();for(var i=this.layers.length-1;i>=0;--i){var layer=this.layers[i];if(layer!==this.baseLayer&&!layer.isBaseLayer){var inRange=layer.calculateInRange();if(layer.inRange!=inRange){layer.inRange=inRange;if(!inRange){layer.display(false);} this.events.triggerEvent("changelayer",{layer:layer,property:"visibility"});} if(inRange&&layer.visibility){layer.moveTo(bounds,zoomChanged,options.dragging);options.dragging||layer.events.triggerEvent("moveend",{zoomChanged:zoomChanged});}}} this.events.triggerEvent("move");dragging||this.events.triggerEvent("moveend");if(zoomChanged){for(var i=0,len=this.popups.length;i<len;i++){this.popups[i].updatePosition();} this.events.triggerEvent("zoomend");}}},centerLayerContainer:function(lonlat){var originPx=this.getViewPortPxFromLonLat(this.layerContainerOrigin);var newPx=this.getViewPortPxFromLonLat(lonlat);if((originPx!=null)&&(newPx!=null)){var oldLeft=parseInt(this.layerContainerDiv.style.left);var oldTop=parseInt(this.layerContainerDiv.style.top);var newLeft=Math.round(originPx.x-newPx.x);var newTop=Math.round(originPx.y-newPx.y);this.layerContainerDiv.style.left=newLeft+"px";this.layerContainerDiv.style.top=newTop+"px";var dx=oldLeft-newLeft;var dy=oldTop-newTop;this.minPx.x-=dx;this.maxPx.x-=dx;this.minPx.y-=dy;this.maxPx.y-=dy;}},isValidZoomLevel:function(zoomLevel){return((zoomLevel!=null)&&(zoomLevel>=0)&&(zoomLevel<this.getNumZoomLevels()));},isValidLonLat:function(lonlat){var valid=false;if(lonlat!=null){var maxExtent=this.getMaxExtent();valid=maxExtent.containsLonLat(lonlat);} return valid;},getProjection:function(){var projection=this.getProjectionObject();return projection?projection.getCode():null;},getProjectionObject:function(){var projection=null;if(this.baseLayer!=null){projection=this.baseLayer.projection;} return projection;},getMaxResolution:function(){var maxResolution=null;if(this.baseLayer!=null){maxResolution=this.baseLayer.maxResolution;} return maxResolution;},getMaxExtent:function(options){var maxExtent=null;if(options&&options.restricted&&this.restrictedExtent){maxExtent=this.restrictedExtent;}else if(this.baseLayer!=null){maxExtent=this.baseLayer.maxExtent;} return maxExtent;},getNumZoomLevels:function(){var numZoomLevels=null;if(this.baseLayer!=null){numZoomLevels=this.baseLayer.numZoomLevels;} return numZoomLevels;},getExtent:function(){var extent=null;if(this.baseLayer!=null){extent=this.baseLayer.getExtent();} return extent;},getResolution:function(){var resolution=null;if(this.baseLayer!=null){resolution=this.baseLayer.getResolution();}else if(this.allOverlays===true&&this.layers.length>0){resolution=this.layers[0].getResolution();} return resolution;},getUnits:function(){var units=null;if(this.baseLayer!=null){units=this.baseLayer.units;} return units;},getScale:function(){var scale=null;if(this.baseLayer!=null){var res=this.getResolution();var units=this.baseLayer.units;scale=OpenLayers.Util.getScaleFromResolution(res,units);} return scale;},getZoomForExtent:function(bounds,closest){var zoom=null;if(this.baseLayer!=null){zoom=this.baseLayer.getZoomForExtent(bounds,closest);} return zoom;},getResolutionForZoom:function(zoom){var resolution=null;if(this.baseLayer){resolution=this.baseLayer.getResolutionForZoom(zoom);} return resolution;},getZoomForResolution:function(resolution,closest){var zoom=null;if(this.baseLayer!=null){zoom=this.baseLayer.getZoomForResolution(resolution,closest);} return zoom;},zoomTo:function(zoom){if(this.isValidZoomLevel(zoom)){this.setCenter(null,zoom);}},zoomIn:function(){this.zoomTo(this.getZoom()+1);},zoomOut:function(){this.zoomTo(this.getZoom()-1);},zoomToExtent:function(bounds,closest){var center=bounds.getCenterLonLat();if(this.baseLayer.wrapDateLine){var maxExtent=this.getMaxExtent();bounds=bounds.clone();while(bounds.right<bounds.left){bounds.right+=maxExtent.getWidth();} center=bounds.getCenterLonLat().wrapDateLine(maxExtent);} this.setCenter(center,this.getZoomForExtent(bounds,closest));},zoomToMaxExtent:function(options){var restricted=(options)?options.restricted:true;var maxExtent=this.getMaxExtent({'restricted':restricted});this.zoomToExtent(maxExtent);},zoomToScale:function(scale,closest){var res=OpenLayers.Util.getResolutionFromScale(scale,this.baseLayer.units);var size=this.getSize();var w_deg=size.w*res;var h_deg=size.h*res;var center=this.getCachedCenter();var extent=new OpenLayers.Bounds(center.lon-w_deg/2,center.lat-h_deg/2,center.lon+w_deg/2,center.lat+h_deg/2);this.zoomToExtent(extent,closest);},getLonLatFromViewPortPx:function(viewPortPx){var lonlat=null;if(this.baseLayer!=null){lonlat=this.baseLayer.getLonLatFromViewPortPx(viewPortPx);} return lonlat;},getViewPortPxFromLonLat:function(lonlat){var px=null;if(this.baseLayer!=null){px=this.baseLayer.getViewPortPxFromLonLat(lonlat);} return px;},getLonLatFromPixel:function(px){return this.getLonLatFromViewPortPx(px);},getPixelFromLonLat:function(lonlat){var px=this.getViewPortPxFromLonLat(lonlat);px.x=Math.round(px.x);px.y=Math.round(px.y);return px;},getGeodesicPixelSize:function(px){var lonlat=px?this.getLonLatFromPixel(px):(this.getCachedCenter()||new OpenLayers.LonLat(0,0));var res=this.getResolution();var left=lonlat.add(-res/2,0);var right=lonlat.add(res/2,0);var bottom=lonlat.add(0,-res/2);var top=lonlat.add(0,res/2);var dest=new OpenLayers.Projection("EPSG:4326");var source=this.getProjectionObject()||dest;if(!source.equals(dest)){left.transform(source,dest);right.transform(source,dest);bottom.transform(source,dest);top.transform(source,dest);} return new OpenLayers.Size(OpenLayers.Util.distVincenty(left,right),OpenLayers.Util.distVincenty(bottom,top));},getViewPortPxFromLayerPx:function(layerPx){var viewPortPx=null;if(layerPx!=null){var dX=parseInt(this.layerContainerDiv.style.left);var dY=parseInt(this.layerContainerDiv.style.top);viewPortPx=layerPx.add(dX,dY);} return viewPortPx;},getLayerPxFromViewPortPx:function(viewPortPx){var layerPx=null;if(viewPortPx!=null){var dX=-parseInt(this.layerContainerDiv.style.left);var dY=-parseInt(this.layerContainerDiv.style.top);layerPx=viewPortPx.add(dX,dY);if(isNaN(layerPx.x)||isNaN(layerPx.y)){layerPx=null;}} return layerPx;},getLonLatFromLayerPx:function(px){px=this.getViewPortPxFromLayerPx(px);return this.getLonLatFromViewPortPx(px);},getLayerPxFromLonLat:function(lonlat){var px=this.getPixelFromLonLat(lonlat);return this.getLayerPxFromViewPortPx(px);},CLASS_NAME:"OpenLayers.Map"});OpenLayers.Map.TILE_WIDTH=256;OpenLayers.Map.TILE_HEIGHT=256;OpenLayers.Projection=OpenLayers.Class({proj:null,projCode:null,titleRegEx:/\+title=[^\+]*/,initialize:function(projCode,options){OpenLayers.Util.extend(this,options);this.projCode=projCode;if(window.Proj4js){this.proj=new Proj4js.Proj(projCode);}},getCode:function(){return this.proj?this.proj.srsCode:this.projCode;},getUnits:function(){return this.proj?this.proj.units:null;},toString:function(){return this.getCode();},equals:function(projection){var p=projection,equals=false;if(p){if(window.Proj4js&&this.proj.defData&&p.proj.defData){equals=this.proj.defData.replace(this.titleRegEx,"")==p.proj.defData.replace(this.titleRegEx,"");}else if(p.getCode){var source=this.getCode(),target=p.getCode();equals=source==target||!!OpenLayers.Projection.transforms[source]&&OpenLayers.Projection.transforms[source][target]===OpenLayers.Projection.nullTransform;}} return equals;},destroy:function(){delete this.proj;delete this.projCode;},CLASS_NAME:"OpenLayers.Projection"});OpenLayers.Projection.transforms={};OpenLayers.Projection.addTransform=function(from,to,method){if(!OpenLayers.Projection.transforms[from]){OpenLayers.Projection.transforms[from]={};} OpenLayers.Projection.transforms[from][to]=method;};OpenLayers.Projection.transform=function(point,source,dest){if(source.proj&&dest.proj){point=Proj4js.transform(source.proj,dest.proj,point);}else if(source&&dest&&OpenLayers.Projection.transforms[source.getCode()]&&OpenLayers.Projection.transforms[source.getCode()][dest.getCode()]){OpenLayers.Projection.transforms[source.getCode()][dest.getCode()](point);} return point;};OpenLayers.Projection.nullTransform=function(point){return point;};OpenLayers.Layer=OpenLayers.Class({id:null,name:null,div:null,opacity:null,alwaysInRange:null,EVENT_TYPES:["loadstart","loadend","loadcancel","visibilitychanged","move","moveend","added","removed"],RESOLUTION_PROPERTIES:['scales','resolutions','maxScale','minScale','maxResolution','minResolution','numZoomLevels','maxZoomLevel'],events:null,map:null,isBaseLayer:false,alpha:false,displayInLayerSwitcher:true,visibility:true,attribution:null,inRange:false,imageSize:null,imageOffset:null,options:null,eventListeners:null,gutter:0,projection:null,units:null,scales:null,resolutions:null,maxExtent:null,minExtent:null,maxResolution:null,minResolution:null,numZoomLevels:null,minScale:null,maxScale:null,displayOutsideMaxExtent:false,wrapDateLine:false,transitionEffect:null,SUPPORTED_TRANSITIONS:['resize'],metadata:{},initialize:function(name,options){this.addOptions(options);this.name=name;if(this.id==null){this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");this.div=OpenLayers.Util.createDiv(this.id);this.div.style.width="100%";this.div.style.height="100%";this.div.dir="ltr";this.events=new OpenLayers.Events(this,this.div,this.EVENT_TYPES);if(this.eventListeners instanceof Object){this.events.on(this.eventListeners);}} if(this.wrapDateLine){this.displayOutsideMaxExtent=true;}},destroy:function(setNewBaseLayer){if(setNewBaseLayer==null){setNewBaseLayer=true;} if(this.map!=null){this.map.removeLayer(this,setNewBaseLayer);} this.projection=null;this.map=null;this.name=null;this.div=null;this.options=null;if(this.events){if(this.eventListeners){this.events.un(this.eventListeners);} this.events.destroy();} this.eventListeners=null;this.events=null;},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer(this.name,this.getOptions());} OpenLayers.Util.applyDefaults(obj,this);obj.map=null;return obj;},getOptions:function(){var options={};for(var o in this.options){options[o]=this[o];} return options;},setName:function(newName){if(newName!=this.name){this.name=newName;if(this.map!=null){this.map.events.triggerEvent("changelayer",{layer:this,property:"name"});}}},addOptions:function(newOptions,reinitialize){if(this.options==null){this.options={};} OpenLayers.Util.extend(this.options,newOptions);OpenLayers.Util.extend(this,newOptions);if(typeof this.projection=="string"){this.projection=new OpenLayers.Projection(this.projection);} if(this.projection&&this.projection.getUnits()){this.units=this.projection.getUnits();} if(this.map){var resolution=this.map.getResolution();var properties=this.RESOLUTION_PROPERTIES.concat(["projection","units","minExtent","maxExtent"]);for(var o in newOptions){if(newOptions.hasOwnProperty(o)&&OpenLayers.Util.indexOf(properties,o)>=0){this.initResolutions();if(reinitialize&&this.map.baseLayer===this){this.map.setCenter(this.map.getCenter(),this.map.getZoomForResolution(resolution),false,true);this.map.events.triggerEvent("changebaselayer",{layer:this});} break;}}}},onMapResize:function(){},redraw:function(){var redrawn=false;if(this.map){this.inRange=this.calculateInRange();var extent=this.getExtent();if(extent&&this.inRange&&this.visibility){var zoomChanged=true;this.moveTo(extent,zoomChanged,false);this.events.triggerEvent("moveend",{"zoomChanged":zoomChanged});redrawn=true;}} return redrawn;},moveTo:function(bounds,zoomChanged,dragging){var display=this.visibility;if(!this.isBaseLayer){display=display&&this.inRange;} this.display(display);},moveByPx:function(dx,dy){},setMap:function(map){if(this.map==null){this.map=map;this.maxExtent=this.maxExtent||this.map.maxExtent;this.minExtent=this.minExtent||this.map.minExtent;this.projection=this.projection||this.map.projection;if(typeof this.projection=="string"){this.projection=new OpenLayers.Projection(this.projection);} this.units=this.projection.getUnits()||this.units||this.map.units;this.initResolutions();if(!this.isBaseLayer){this.inRange=this.calculateInRange();var show=((this.visibility)&&(this.inRange));this.div.style.display=show?"":"none";} this.setTileSize();}},afterAdd:function(){},removeMap:function(map){},getImageSize:function(bounds){return(this.imageSize||this.tileSize);},setTileSize:function(size){var tileSize=(size)?size:((this.tileSize)?this.tileSize:this.map.getTileSize());this.tileSize=tileSize;if(this.gutter){this.imageOffset=new OpenLayers.Pixel(-this.gutter,-this.gutter);this.imageSize=new OpenLayers.Size(tileSize.w+(2*this.gutter),tileSize.h+(2*this.gutter));}},getVisibility:function(){return this.visibility;},setVisibility:function(visibility){if(visibility!=this.visibility){this.visibility=visibility;this.display(visibility);this.redraw();if(this.map!=null){this.map.events.triggerEvent("changelayer",{layer:this,property:"visibility"});} this.events.triggerEvent("visibilitychanged");}},display:function(display){if(display!=(this.div.style.display!="none")){this.div.style.display=(display&&this.calculateInRange())?"block":"none";}},calculateInRange:function(){var inRange=false;if(this.alwaysInRange){inRange=true;}else{if(this.map){var resolution=this.map.getResolution();inRange=((resolution>=this.minResolution)&&(resolution<=this.maxResolution));}} return inRange;},setIsBaseLayer:function(isBaseLayer){if(isBaseLayer!=this.isBaseLayer){this.isBaseLayer=isBaseLayer;if(this.map!=null){this.map.events.triggerEvent("changebaselayer",{layer:this});}}},initResolutions:function(){var i,len,p;var props={},alwaysInRange=true;for(i=0,len=this.RESOLUTION_PROPERTIES.length;i<len;i++){p=this.RESOLUTION_PROPERTIES[i];props[p]=this.options[p];if(alwaysInRange&&this.options[p]){alwaysInRange=false;}} if(this.alwaysInRange==null){this.alwaysInRange=alwaysInRange;} if(props.resolutions==null){props.resolutions=this.resolutionsFromScales(props.scales);} if(props.resolutions==null){props.resolutions=this.calculateResolutions(props);} if(props.resolutions==null){for(i=0,len=this.RESOLUTION_PROPERTIES.length;i<len;i++){p=this.RESOLUTION_PROPERTIES[i];props[p]=this.options[p]!=null?this.options[p]:this.map[p];} if(props.resolutions==null){props.resolutions=this.resolutionsFromScales(props.scales);} if(props.resolutions==null){props.resolutions=this.calculateResolutions(props);}} var maxResolution;if(this.options.maxResolution&&this.options.maxResolution!=="auto"){maxResolution=this.options.maxResolution;} if(this.options.minScale){maxResolution=OpenLayers.Util.getResolutionFromScale(this.options.minScale,this.units);} var minResolution;if(this.options.minResolution&&this.options.minResolution!=="auto"){minResolution=this.options.minResolution;} if(this.options.maxScale){minResolution=OpenLayers.Util.getResolutionFromScale(this.options.maxScale,this.units);} if(props.resolutions){props.resolutions.sort(function(a,b){return(b-a);});if(!maxResolution){maxResolution=props.resolutions[0];} if(!minResolution){var lastIdx=props.resolutions.length-1;minResolution=props.resolutions[lastIdx];}} this.resolutions=props.resolutions;if(this.resolutions){len=this.resolutions.length;this.scales=new Array(len);for(i=0;i<len;i++){this.scales[i]=OpenLayers.Util.getScaleFromResolution(this.resolutions[i],this.units);} this.numZoomLevels=len;} this.minResolution=minResolution;if(minResolution){this.maxScale=OpenLayers.Util.getScaleFromResolution(minResolution,this.units);} this.maxResolution=maxResolution;if(maxResolution){this.minScale=OpenLayers.Util.getScaleFromResolution(maxResolution,this.units);}},resolutionsFromScales:function(scales){if(scales==null){return;} var resolutions,i,len;len=scales.length;resolutions=new Array(len);for(i=0;i<len;i++){resolutions[i]=OpenLayers.Util.getResolutionFromScale(scales[i],this.units);} return resolutions;},calculateResolutions:function(props){var viewSize,wRes,hRes;var maxResolution=props.maxResolution;if(props.minScale!=null){maxResolution=OpenLayers.Util.getResolutionFromScale(props.minScale,this.units);}else if(maxResolution=="auto"&&this.maxExtent!=null){viewSize=this.map.getSize();wRes=this.maxExtent.getWidth()/viewSize.w;hRes=this.maxExtent.getHeight()/viewSize.h;maxResolution=Math.max(wRes,hRes);} var minResolution=props.minResolution;if(props.maxScale!=null){minResolution=OpenLayers.Util.getResolutionFromScale(props.maxScale,this.units);}else if(props.minResolution=="auto"&&this.minExtent!=null){viewSize=this.map.getSize();wRes=this.minExtent.getWidth()/viewSize.w;hRes=this.minExtent.getHeight()/viewSize.h;minResolution=Math.max(wRes,hRes);} var maxZoomLevel=props.maxZoomLevel;var numZoomLevels=props.numZoomLevels;if(typeof minResolution==="number"&&typeof maxResolution==="number"&&numZoomLevels===undefined){var ratio=maxResolution/minResolution;numZoomLevels=Math.floor(Math.log(ratio)/Math.log(2))+1;}else if(numZoomLevels===undefined&&maxZoomLevel!=null){numZoomLevels=maxZoomLevel+1;} if(typeof numZoomLevels!=="number"||numZoomLevels<=0||(typeof maxResolution!=="number"&&typeof minResolution!=="number")){return;} var resolutions=new Array(numZoomLevels);var base=2;if(typeof minResolution=="number"&&typeof maxResolution=="number"){base=Math.pow((maxResolution/minResolution),(1/(numZoomLevels-1)));} var i;if(typeof maxResolution==="number"){for(i=0;i<numZoomLevels;i++){resolutions[i]=maxResolution/Math.pow(base,i);}}else{for(i=0;i<numZoomLevels;i++){resolutions[numZoomLevels-1-i]=minResolution*Math.pow(base,i);}} return resolutions;},getResolution:function(){var zoom=this.map.getZoom();return this.getResolutionForZoom(zoom);},getExtent:function(){return this.map.calculateBounds();},getZoomForExtent:function(extent,closest){var viewSize=this.map.getSize();var idealResolution=Math.max(extent.getWidth()/viewSize.w,extent.getHeight()/viewSize.h);return this.getZoomForResolution(idealResolution,closest);},getDataExtent:function(){},getResolutionForZoom:function(zoom){zoom=Math.max(0,Math.min(zoom,this.resolutions.length-1));var resolution;if(this.map.fractionalZoom){var low=Math.floor(zoom);var high=Math.ceil(zoom);resolution=this.resolutions[low]- ((zoom-low)*(this.resolutions[low]-this.resolutions[high]));}else{resolution=this.resolutions[Math.round(zoom)];} return resolution;},getZoomForResolution:function(resolution,closest){var zoom,i,len;if(this.map.fractionalZoom){var lowZoom=0;var highZoom=this.resolutions.length-1;var highRes=this.resolutions[lowZoom];var lowRes=this.resolutions[highZoom];var res;for(i=0,len=this.resolutions.length;i<len;++i){res=this.resolutions[i];if(res>=resolution){highRes=res;lowZoom=i;} if(res<=resolution){lowRes=res;highZoom=i;break;}} var dRes=highRes-lowRes;if(dRes>0){zoom=lowZoom+((highRes-resolution)/dRes);}else{zoom=lowZoom;}}else{var diff;var minDiff=Number.POSITIVE_INFINITY;for(i=0,len=this.resolutions.length;i<len;i++){if(closest){diff=Math.abs(this.resolutions[i]-resolution);if(diff>minDiff){break;} minDiff=diff;}else{if(this.resolutions[i]<resolution){break;}}} zoom=Math.max(0,i-1);} return zoom;},getLonLatFromViewPortPx:function(viewPortPx){var lonlat=null;var map=this.map;if(viewPortPx!=null&&map.minPx){var res=map.getResolution();var maxExtent=map.getMaxExtent({restricted:true});var lon=(viewPortPx.x-map.minPx.x)*res+maxExtent.left;var lat=(map.minPx.y-viewPortPx.y)*res+maxExtent.top;lonlat=new OpenLayers.LonLat(lon,lat);if(this.wrapDateLine){lonlat=lonlat.wrapDateLine(this.maxExtent);}} return lonlat;},getViewPortPxFromLonLat:function(lonlat){var px=null;if(lonlat!=null){var resolution=this.map.getResolution();var extent=this.map.getExtent();px=new OpenLayers.Pixel((1/resolution*(lonlat.lon-extent.left)),(1/resolution*(extent.top-lonlat.lat)));} return px;},setOpacity:function(opacity){if(opacity!=this.opacity){this.opacity=opacity;for(var i=0,len=this.div.childNodes.length;i<len;++i){var element=this.div.childNodes[i].firstChild;OpenLayers.Util.modifyDOMElement(element,null,null,null,null,null,null,opacity);} if(this.map!=null){this.map.events.triggerEvent("changelayer",{layer:this,property:"opacity"});}}},getZIndex:function(){return this.div.style.zIndex;},setZIndex:function(zIndex){this.div.style.zIndex=zIndex;},adjustBounds:function(bounds){if(this.gutter){var mapGutter=this.gutter*this.map.getResolution();bounds=new OpenLayers.Bounds(bounds.left-mapGutter,bounds.bottom-mapGutter,bounds.right+mapGutter,bounds.top+mapGutter);} if(this.wrapDateLine){var wrappingOptions={'rightTolerance':this.getResolution(),'leftTolerance':this.getResolution()};bounds=bounds.wrapDateLine(this.maxExtent,wrappingOptions);} return bounds;},CLASS_NAME:"OpenLayers.Layer"});OpenLayers.Layer.HTTPRequest=OpenLayers.Class(OpenLayers.Layer,{URL_HASH_FACTOR:(Math.sqrt(5)-1)/2,url:null,params:null,reproject:false,initialize:function(name,url,params,options){OpenLayers.Layer.prototype.initialize.apply(this,[name,options]);this.url=url;this.params=OpenLayers.Util.extend({},params);},destroy:function(){this.url=null;this.params=null;OpenLayers.Layer.prototype.destroy.apply(this,arguments);},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.HTTPRequest(this.name,this.url,this.params,this.getOptions());} obj=OpenLayers.Layer.prototype.clone.apply(this,[obj]);return obj;},setUrl:function(newUrl){this.url=newUrl;},mergeNewParams:function(newParams){this.params=OpenLayers.Util.extend(this.params,newParams);var ret=this.redraw();if(this.map!=null){this.map.events.triggerEvent("changelayer",{layer:this,property:"params"});} return ret;},redraw:function(force){if(force){return this.mergeNewParams({"_olSalt":Math.random()});}else{return OpenLayers.Layer.prototype.redraw.apply(this,[]);}},selectUrl:function(paramString,urls){var product=1;for(var i=0,len=paramString.length;i<len;i++){product*=paramString.charCodeAt(i)*this.URL_HASH_FACTOR;product-=Math.floor(product);} return urls[Math.floor(product*urls.length)];},getFullRequestString:function(newParams,altUrl){var url=altUrl||this.url;var allParams=OpenLayers.Util.extend({},this.params);allParams=OpenLayers.Util.extend(allParams,newParams);var paramsString=OpenLayers.Util.getParameterString(allParams);if(OpenLayers.Util.isArray(url)){url=this.selectUrl(paramsString,url);} var urlParams=OpenLayers.Util.upperCaseObject(OpenLayers.Util.getParameters(url));for(var key in allParams){if(key.toUpperCase()in urlParams){delete allParams[key];}} paramsString=OpenLayers.Util.getParameterString(allParams);return OpenLayers.Util.urlAppend(url,paramsString);},CLASS_NAME:"OpenLayers.Layer.HTTPRequest"});OpenLayers.Layer.Grid=OpenLayers.Class(OpenLayers.Layer.HTTPRequest,{tileSize:null,tileOriginCorner:"bl",tileOrigin:null,tileOptions:null,grid:null,singleTile:false,ratio:1.5,buffer:0,numLoadingTiles:0,tileLoadingDelay:100,timerId:null,initialize:function(name,url,params,options){OpenLayers.Layer.HTTPRequest.prototype.initialize.apply(this,arguments);this.events.addEventType("tileloaded");this.grid=[];this._moveGriddedTiles=OpenLayers.Function.bind(this.moveGriddedTiles,this);},removeMap:function(map){if(this.timerId!=null){window.clearTimeout(this.timerId);this.timerId=null;}},destroy:function(){this.clearGrid();this.grid=null;this.tileSize=null;OpenLayers.Layer.HTTPRequest.prototype.destroy.apply(this,arguments);},clearGrid:function(){if(this.grid){for(var iRow=0,len=this.grid.length;iRow<len;iRow++){var row=this.grid[iRow];for(var iCol=0,clen=row.length;iCol<clen;iCol++){var tile=row[iCol];this.removeTileMonitoringHooks(tile);tile.destroy();}} this.grid=[];}},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.Grid(this.name,this.url,this.params,this.getOptions());} obj=OpenLayers.Layer.HTTPRequest.prototype.clone.apply(this,[obj]);if(this.tileSize!=null){obj.tileSize=this.tileSize.clone();} obj.grid=[];return obj;},moveTo:function(bounds,zoomChanged,dragging){OpenLayers.Layer.HTTPRequest.prototype.moveTo.apply(this,arguments);bounds=bounds||this.map.getExtent();if(bounds!=null){var forceReTile=!this.grid.length||zoomChanged;var tilesBounds=this.getTilesBounds();if(this.singleTile){if(forceReTile||(!dragging&&!tilesBounds.containsBounds(bounds))){this.initSingleTile(bounds);}}else{if(forceReTile||!tilesBounds.containsBounds(bounds,true)){this.initGriddedTiles(bounds);}else{this.scheduleMoveGriddedTiles();}}}},moveByPx:function(dx,dy){if(!this.singleTile){this.scheduleMoveGriddedTiles();}},scheduleMoveGriddedTiles:function(){if(this.timerId!=null){window.clearTimeout(this.timerId);} this.timerId=window.setTimeout(this._moveGriddedTiles,this.tileLoadingDelay);},setTileSize:function(size){if(this.singleTile){size=this.map.getSize();size.h=parseInt(size.h*this.ratio);size.w=parseInt(size.w*this.ratio);} OpenLayers.Layer.HTTPRequest.prototype.setTileSize.apply(this,[size]);},getGridBounds:function(){var msg="The getGridBounds() function is deprecated. It will be "+"removed in 3.0. Please use getTilesBounds() instead.";OpenLayers.Console.warn(msg);return this.getTilesBounds();},getTilesBounds:function(){var bounds=null;if(this.grid.length){var bottom=this.grid.length-1;var bottomLeftTile=this.grid[bottom][0];var right=this.grid[0].length-1;var topRightTile=this.grid[0][right];bounds=new OpenLayers.Bounds(bottomLeftTile.bounds.left,bottomLeftTile.bounds.bottom,topRightTile.bounds.right,topRightTile.bounds.top);} return bounds;},initSingleTile:function(bounds){var center=bounds.getCenterLonLat();var tileWidth=bounds.getWidth()*this.ratio;var tileHeight=bounds.getHeight()*this.ratio;var tileBounds=new OpenLayers.Bounds(center.lon-(tileWidth/2),center.lat-(tileHeight/2),center.lon+(tileWidth/2),center.lat+(tileHeight/2));var ul=new OpenLayers.LonLat(tileBounds.left,tileBounds.top);var px=this.map.getLayerPxFromLonLat(ul);if(!this.grid.length){this.grid[0]=[];} var tile=this.grid[0][0];if(!tile){tile=this.addTile(tileBounds,px);this.addTileMonitoringHooks(tile);tile.draw();this.grid[0][0]=tile;}else{tile.moveTo(tileBounds,px);} this.removeExcessTiles(1,1);},calculateGridLayout:function(bounds,origin,resolution){var tilelon=resolution*this.tileSize.w;var tilelat=resolution*this.tileSize.h;var offsetlon=bounds.left-origin.lon;var tilecol=Math.floor(offsetlon/tilelon)-this.buffer;var tilecolremain=offsetlon/tilelon-tilecol;var tileoffsetx=-tilecolremain*this.tileSize.w;var tileoffsetlon=origin.lon+tilecol*tilelon;var offsetlat=bounds.top-(origin.lat+tilelat);var tilerow=Math.ceil(offsetlat/tilelat)+this.buffer;var tilerowremain=tilerow-offsetlat/tilelat;var tileoffsety=-tilerowremain*this.tileSize.h;var tileoffsetlat=origin.lat+tilerow*tilelat;return{tilelon:tilelon,tilelat:tilelat,tileoffsetlon:tileoffsetlon,tileoffsetlat:tileoffsetlat,tileoffsetx:tileoffsetx,tileoffsety:tileoffsety};},getTileOrigin:function(){var origin=this.tileOrigin;if(!origin){var extent=this.getMaxExtent();var edges=({"tl":["left","top"],"tr":["right","top"],"bl":["left","bottom"],"br":["right","bottom"]})[this.tileOriginCorner];origin=new OpenLayers.LonLat(extent[edges[0]],extent[edges[1]]);} return origin;},initGriddedTiles:function(bounds){var viewSize=this.map.getSize();var minRows=Math.ceil(viewSize.h/this.tileSize.h)+ Math.max(1,2*this.buffer);var minCols=Math.ceil(viewSize.w/this.tileSize.w)+ Math.max(1,2*this.buffer);var origin=this.getTileOrigin();var resolution=this.map.getResolution();var tileLayout=this.calculateGridLayout(bounds,origin,resolution);var tileoffsetx=Math.round(tileLayout.tileoffsetx);var tileoffsety=Math.round(tileLayout.tileoffsety);var tileoffsetlon=tileLayout.tileoffsetlon;var tileoffsetlat=tileLayout.tileoffsetlat;var tilelon=tileLayout.tilelon;var tilelat=tileLayout.tilelat;this.origin=new OpenLayers.Pixel(tileoffsetx,tileoffsety);var startX=tileoffsetx;var startLon=tileoffsetlon;var rowidx=0;var layerContainerDivLeft=parseInt(this.map.layerContainerDiv.style.left);var layerContainerDivTop=parseInt(this.map.layerContainerDiv.style.top);do{var row=this.grid[rowidx++];if(!row){row=[];this.grid.push(row);} tileoffsetlon=startLon;tileoffsetx=startX;var colidx=0;do{var tileBounds=new OpenLayers.Bounds(tileoffsetlon,tileoffsetlat,tileoffsetlon+tilelon,tileoffsetlat+tilelat);var x=tileoffsetx;x-=layerContainerDivLeft;var y=tileoffsety;y-=layerContainerDivTop;var px=new OpenLayers.Pixel(x,y);var tile=row[colidx++];if(!tile){tile=this.addTile(tileBounds,px);this.addTileMonitoringHooks(tile);row.push(tile);}else{tile.moveTo(tileBounds,px,false);} tileoffsetlon+=tilelon;tileoffsetx+=this.tileSize.w;}while((tileoffsetlon<=bounds.right+tilelon*this.buffer)||colidx<minCols);tileoffsetlat-=tilelat;tileoffsety+=this.tileSize.h;}while((tileoffsetlat>=bounds.bottom-tilelat*this.buffer)||rowidx<minRows);this.removeExcessTiles(rowidx,colidx);this.spiralTileLoad();},getMaxExtent:function(){return this.maxExtent;},spiralTileLoad:function(){var tileQueue=[];var directions=["right","down","left","up"];var iRow=0;var iCell=-1;var direction=OpenLayers.Util.indexOf(directions,"right");var directionsTried=0;while(directionsTried<directions.length){var testRow=iRow;var testCell=iCell;switch(directions[direction]){case"right":testCell++;break;case"down":testRow++;break;case"left":testCell--;break;case"up":testRow--;break;} var tile=null;if((testRow<this.grid.length)&&(testRow>=0)&&(testCell<this.grid[0].length)&&(testCell>=0)){tile=this.grid[testRow][testCell];} if((tile!=null)&&(!tile.queued)){tileQueue.unshift(tile);tile.queued=true;directionsTried=0;iRow=testRow;iCell=testCell;}else{direction=(direction+1)%4;directionsTried++;}} for(var i=0,len=tileQueue.length;i<len;i++){var tile=tileQueue[i];tile.draw();tile.queued=false;}},addTile:function(bounds,position){return new OpenLayers.Tile.Image(this,position,bounds,null,this.tileSize,this.tileOptions);},addTileMonitoringHooks:function(tile){tile.onLoadStart=function(){if(this.numLoadingTiles==0){this.events.triggerEvent("loadstart");} this.numLoadingTiles++;};tile.events.register("loadstart",this,tile.onLoadStart);tile.onLoadEnd=function(){this.numLoadingTiles--;this.events.triggerEvent("tileloaded");if(this.numLoadingTiles==0){this.events.triggerEvent("loadend");}};tile.events.register("loadend",this,tile.onLoadEnd);tile.events.register("unload",this,tile.onLoadEnd);},removeTileMonitoringHooks:function(tile){tile.unload();tile.events.un({"loadstart":tile.onLoadStart,"loadend":tile.onLoadEnd,"unload":tile.onLoadEnd,scope:this});},moveGriddedTiles:function(){var shifted=true;var buffer=this.buffer||1;var tlLayer=this.grid[0][0].position;var offsetX=parseInt(this.map.layerContainerDiv.style.left);var offsetY=parseInt(this.map.layerContainerDiv.style.top);var tlViewPort=tlLayer.add(offsetX,offsetY);if(tlViewPort.x>-this.tileSize.w*(buffer-1)){this.shiftColumn(true);}else if(tlViewPort.x<-this.tileSize.w*buffer){this.shiftColumn(false);}else if(tlViewPort.y>-this.tileSize.h*(buffer-1)){this.shiftRow(true);}else if(tlViewPort.y<-this.tileSize.h*buffer){this.shiftRow(false);}else{shifted=false;} if(shifted){this.timerId=window.setTimeout(this._moveGriddedTiles,0);}},shiftRow:function(prepend){var modelRowIndex=(prepend)?0:(this.grid.length-1);var grid=this.grid;var modelRow=grid[modelRowIndex];var resolution=this.map.getResolution();var deltaY=(prepend)?-this.tileSize.h:this.tileSize.h;var deltaLat=resolution*-deltaY;var row=(prepend)?grid.pop():grid.shift();for(var i=0,len=modelRow.length;i<len;i++){var modelTile=modelRow[i];var bounds=modelTile.bounds.clone();var position=modelTile.position.clone();bounds.bottom=bounds.bottom+deltaLat;bounds.top=bounds.top+deltaLat;position.y=position.y+deltaY;row[i].moveTo(bounds,position);} if(prepend){grid.unshift(row);}else{grid.push(row);}},shiftColumn:function(prepend){var deltaX=(prepend)?-this.tileSize.w:this.tileSize.w;var resolution=this.map.getResolution();var deltaLon=resolution*deltaX;for(var i=0,len=this.grid.length;i<len;i++){var row=this.grid[i];var modelTileIndex=(prepend)?0:(row.length-1);var modelTile=row[modelTileIndex];var bounds=modelTile.bounds.clone();var position=modelTile.position.clone();bounds.left=bounds.left+deltaLon;bounds.right=bounds.right+deltaLon;position.x=position.x+deltaX;var tile=prepend?this.grid[i].pop():this.grid[i].shift();tile.moveTo(bounds,position);if(prepend){row.unshift(tile);}else{row.push(tile);}}},removeExcessTiles:function(rows,columns){while(this.grid.length>rows){var row=this.grid.pop();for(var i=0,l=row.length;i<l;i++){var tile=row[i];this.removeTileMonitoringHooks(tile);tile.destroy();}} while(this.grid[0].length>columns){for(var i=0,l=this.grid.length;i<l;i++){var row=this.grid[i];var tile=row.pop();this.removeTileMonitoringHooks(tile);tile.destroy();}}},onMapResize:function(){if(this.singleTile){this.clearGrid();this.setTileSize();}},getTileBounds:function(viewPortPx){var maxExtent=this.maxExtent;var resolution=this.getResolution();var tileMapWidth=resolution*this.tileSize.w;var tileMapHeight=resolution*this.tileSize.h;var mapPoint=this.getLonLatFromViewPortPx(viewPortPx);var tileLeft=maxExtent.left+(tileMapWidth*Math.floor((mapPoint.lon- maxExtent.left)/tileMapWidth));var tileBottom=maxExtent.bottom+(tileMapHeight*Math.floor((mapPoint.lat- maxExtent.bottom)/tileMapHeight));return new OpenLayers.Bounds(tileLeft,tileBottom,tileLeft+tileMapWidth,tileBottom+tileMapHeight);},CLASS_NAME:"OpenLayers.Layer.Grid"});OpenLayers.Filter=OpenLayers.Class({initialize:function(options){OpenLayers.Util.extend(this,options);},destroy:function(){},evaluate:function(context){return true;},clone:function(){return null;},CLASS_NAME:"OpenLayers.Filter"});OpenLayers.Filter.Spatial=OpenLayers.Class(OpenLayers.Filter,{type:null,property:null,value:null,distance:null,distanceUnits:null,initialize:function(options){OpenLayers.Filter.prototype.initialize.apply(this,[options]);},evaluate:function(feature){var intersect=false;switch(this.type){case OpenLayers.Filter.Spatial.BBOX:case OpenLayers.Filter.Spatial.INTERSECTS:if(feature.geometry){var geom=this.value;if(this.value.CLASS_NAME=="OpenLayers.Bounds"){geom=this.value.toGeometry();} if(feature.geometry.intersects(geom)){intersect=true;}} break;default:OpenLayers.Console.error(OpenLayers.i18n("filterEvaluateNotImplemented"));break;} return intersect;},clone:function(){var options=OpenLayers.Util.applyDefaults({value:this.value&&this.value.clone&&this.value.clone()},this);return new OpenLayers.Filter.Spatial(options);},CLASS_NAME:"OpenLayers.Filter.Spatial"});OpenLayers.Filter.Spatial.BBOX="BBOX";OpenLayers.Filter.Spatial.INTERSECTS="INTERSECTS";OpenLayers.Filter.Spatial.DWITHIN="DWITHIN";OpenLayers.Filter.Spatial.WITHIN="WITHIN";OpenLayers.Filter.Spatial.CONTAINS="CONTAINS";OpenLayers.Protocol=OpenLayers.Class({format:null,options:null,autoDestroy:true,defaultFilter:null,initialize:function(options){options=options||{};OpenLayers.Util.extend(this,options);this.options=options;},mergeWithDefaultFilter:function(filter){var merged;if(filter&&this.defaultFilter){merged=new OpenLayers.Filter.Logical({type:OpenLayers.Filter.Logical.AND,filters:[this.defaultFilter,filter]});}else{merged=filter||this.defaultFilter||undefined;} return merged;},destroy:function(){this.options=null;this.format=null;},read:function(options){options=options||{};options.filter=this.mergeWithDefaultFilter(options.filter);},create:function(){},update:function(){},"delete":function(){},commit:function(){},abort:function(response){},createCallback:function(method,response,options){return OpenLayers.Function.bind(function(){method.apply(this,[response,options]);},this);},CLASS_NAME:"OpenLayers.Protocol"});OpenLayers.Protocol.Response=OpenLayers.Class({code:null,requestType:null,last:true,features:null,reqFeatures:null,priv:null,error:null,initialize:function(options){OpenLayers.Util.extend(this,options);},success:function(){return this.code>0;},CLASS_NAME:"OpenLayers.Protocol.Response"});OpenLayers.Protocol.Response.SUCCESS=1;OpenLayers.Protocol.Response.FAILURE=0;OpenLayers.Control=OpenLayers.Class({id:null,map:null,div:null,type:null,allowSelection:false,displayClass:"",title:"",autoActivate:false,active:null,handler:null,eventListeners:null,events:null,EVENT_TYPES:["activate","deactivate"],initialize:function(options){this.displayClass=this.CLASS_NAME.replace("OpenLayers.","ol").replace(/\./g,"");OpenLayers.Util.extend(this,options);this.events=new OpenLayers.Events(this,null,this.EVENT_TYPES);if(this.eventListeners instanceof Object){this.events.on(this.eventListeners);} if(this.id==null){this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");}},destroy:function(){if(this.events){if(this.eventListeners){this.events.un(this.eventListeners);} this.events.destroy();this.events=null;} this.eventListeners=null;if(this.handler){this.handler.destroy();this.handler=null;} if(this.handlers){for(var key in this.handlers){if(this.handlers.hasOwnProperty(key)&&typeof this.handlers[key].destroy=="function"){this.handlers[key].destroy();}} this.handlers=null;} if(this.map){this.map.removeControl(this);this.map=null;} this.div=null;},setMap:function(map){this.map=map;if(this.handler){this.handler.setMap(map);}},draw:function(px){if(this.div==null){this.div=OpenLayers.Util.createDiv(this.id);this.div.className=this.displayClass;if(!this.allowSelection){this.div.className+=" olControlNoSelect";this.div.setAttribute("unselectable","on",0);this.div.onselectstart=OpenLayers.Function.False;} if(this.title!=""){this.div.title=this.title;}} if(px!=null){this.position=px.clone();} this.moveTo(this.position);return this.div;},moveTo:function(px){if((px!=null)&&(this.div!=null)){this.div.style.left=px.x+"px";this.div.style.top=px.y+"px";}},activate:function(){if(this.active){return false;} if(this.handler){this.handler.activate();} this.active=true;if(this.map){OpenLayers.Element.addClass(this.map.viewPortDiv,this.displayClass.replace(/ /g,"")+"Active");} this.events.triggerEvent("activate");return true;},deactivate:function(){if(this.active){if(this.handler){this.handler.deactivate();} this.active=false;if(this.map){OpenLayers.Element.removeClass(this.map.viewPortDiv,this.displayClass.replace(/ /g,"")+"Active");} this.events.triggerEvent("deactivate");return true;} return false;},CLASS_NAME:"OpenLayers.Control"});OpenLayers.Control.TYPE_BUTTON=1;OpenLayers.Control.TYPE_TOGGLE=2;OpenLayers.Control.TYPE_TOOL=3;OpenLayers.Control.Attribution=OpenLayers.Class(OpenLayers.Control,{separator:", ",destroy:function(){this.map.events.un({"removelayer":this.updateAttribution,"addlayer":this.updateAttribution,"changelayer":this.updateAttribution,"changebaselayer":this.updateAttribution,scope:this});OpenLayers.Control.prototype.destroy.apply(this,arguments);},draw:function(){OpenLayers.Control.prototype.draw.apply(this,arguments);this.map.events.on({'changebaselayer':this.updateAttribution,'changelayer':this.updateAttribution,'addlayer':this.updateAttribution,'removelayer':this.updateAttribution,scope:this});this.updateAttribution();return this.div;},updateAttribution:function(){var attributions=[];if(this.map&&this.map.layers){for(var i=0,len=this.map.layers.length;i<len;i++){var layer=this.map.layers[i];if(layer.attribution&&layer.getVisibility()){if(OpenLayers.Util.indexOf(attributions,layer.attribution)===-1){attributions.push(layer.attribution);}}} this.div.innerHTML=attributions.join(this.separator);}},CLASS_NAME:"OpenLayers.Control.Attribution"});OpenLayers.Format.JSON=OpenLayers.Class(OpenLayers.Format,{indent:" ",space:" ",newline:"\n",level:0,pretty:false,nativeJSON:(function(){return!!(window.JSON&&typeof JSON.parse=="function"&&typeof JSON.stringify=="function");})(),read:function(json,filter){var object;if(this.nativeJSON){object=JSON.parse(json,filter);}else try{if(/^[\],:{}\s]*$/.test(json.replace(/\\["\\\/bfnrtu]/g,'@').replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,']').replace(/(?:^|:|,)(?:\s*\[)+/g,''))){object=eval('('+json+')');if(typeof filter==='function'){function walk(k,v){if(v&&typeof v==='object'){for(var i in v){if(v.hasOwnProperty(i)){v[i]=walk(i,v[i]);}}} return filter(k,v);} object=walk('',object);}}}catch(e){} if(this.keepData){this.data=object;} return object;},write:function(value,pretty){this.pretty=!!pretty;var json=null;var type=typeof value;if(this.serialize[type]){try{json=(!this.pretty&&this.nativeJSON)?JSON.stringify(value):this.serialize[type].apply(this,[value]);}catch(err){OpenLayers.Console.error("Trouble serializing: "+err);}} return json;},writeIndent:function(){var pieces=[];if(this.pretty){for(var i=0;i<this.level;++i){pieces.push(this.indent);}} return pieces.join('');},writeNewline:function(){return(this.pretty)?this.newline:'';},writeSpace:function(){return(this.pretty)?this.space:'';},serialize:{'object':function(object){if(object==null){return"null";} if(object.constructor==Date){return this.serialize.date.apply(this,[object]);} if(object.constructor==Array){return this.serialize.array.apply(this,[object]);} var pieces=['{'];this.level+=1;var key,keyJSON,valueJSON;var addComma=false;for(key in object){if(object.hasOwnProperty(key)){keyJSON=OpenLayers.Format.JSON.prototype.write.apply(this,[key,this.pretty]);valueJSON=OpenLayers.Format.JSON.prototype.write.apply(this,[object[key],this.pretty]);if(keyJSON!=null&&valueJSON!=null){if(addComma){pieces.push(',');} pieces.push(this.writeNewline(),this.writeIndent(),keyJSON,':',this.writeSpace(),valueJSON);addComma=true;}}} this.level-=1;pieces.push(this.writeNewline(),this.writeIndent(),'}');return pieces.join('');},'array':function(array){var json;var pieces=['['];this.level+=1;for(var i=0,len=array.length;i<len;++i){json=OpenLayers.Format.JSON.prototype.write.apply(this,[array[i],this.pretty]);if(json!=null){if(i>0){pieces.push(',');} pieces.push(this.writeNewline(),this.writeIndent(),json);}} this.level-=1;pieces.push(this.writeNewline(),this.writeIndent(),']');return pieces.join('');},'string':function(string){var m={'\b':'\\b','\t':'\\t','\n':'\\n','\f':'\\f','\r':'\\r','"':'\\"','\\':'\\\\'};if(/["\\\x00-\x1f]/.test(string)){return'"'+string.replace(/([\x00-\x1f\\"])/g,function(a,b){var c=m[b];if(c){return c;} c=b.charCodeAt();return'\\u00'+ Math.floor(c/16).toString(16)+ (c%16).toString(16);})+'"';} return'"'+string+'"';},'number':function(number){return isFinite(number)?String(number):"null";},'boolean':function(bool){return String(bool);},'date':function(date){function format(number){return(number<10)?'0'+number:number;} return'"'+date.getFullYear()+'-'+ format(date.getMonth()+1)+'-'+ format(date.getDate())+'T'+ format(date.getHours())+':'+ format(date.getMinutes())+':'+ format(date.getSeconds())+'"';}},CLASS_NAME:"OpenLayers.Format.JSON"});OpenLayers.Format.XML=OpenLayers.Class(OpenLayers.Format,{namespaces:null,namespaceAlias:null,defaultPrefix:null,readers:{},writers:{},xmldom:null,initialize:function(options){if(window.ActiveXObject){this.xmldom=new ActiveXObject("Microsoft.XMLDOM");} OpenLayers.Format.prototype.initialize.apply(this,[options]);this.namespaces=OpenLayers.Util.extend({},this.namespaces);this.namespaceAlias={};for(var alias in this.namespaces){this.namespaceAlias[this.namespaces[alias]]=alias;}},destroy:function(){this.xmldom=null;OpenLayers.Format.prototype.destroy.apply(this,arguments);},setNamespace:function(alias,uri){this.namespaces[alias]=uri;this.namespaceAlias[uri]=alias;},read:function(text){var index=text.indexOf('<');if(index>0){text=text.substring(index);} var node=OpenLayers.Util.Try(OpenLayers.Function.bind((function(){var xmldom;if(window.ActiveXObject&&!this.xmldom){xmldom=new ActiveXObject("Microsoft.XMLDOM");}else{xmldom=this.xmldom;} xmldom.loadXML(text);return xmldom;}),this),function(){return new DOMParser().parseFromString(text,'text/xml');},function(){var req=new XMLHttpRequest();req.open("GET","data:"+"text/xml"+";charset=utf-8,"+encodeURIComponent(text),false);if(req.overrideMimeType){req.overrideMimeType("text/xml");} req.send(null);return req.responseXML;});if(this.keepData){this.data=node;} return node;},write:function(node){var data;if(this.xmldom){data=node.xml;}else{var serializer=new XMLSerializer();if(node.nodeType==1){var doc=document.implementation.createDocument("","",null);if(doc.importNode){node=doc.importNode(node,true);} doc.appendChild(node);data=serializer.serializeToString(doc);}else{data=serializer.serializeToString(node);}} return data;},createElementNS:function(uri,name){var element;if(this.xmldom){if(typeof uri=="string"){element=this.xmldom.createNode(1,name,uri);}else{element=this.xmldom.createNode(1,name,"");}}else{element=document.createElementNS(uri,name);} return element;},createTextNode:function(text){var node;if(typeof text!=="string"){text=String(text);} if(this.xmldom){node=this.xmldom.createTextNode(text);}else{node=document.createTextNode(text);} return node;},getElementsByTagNameNS:function(node,uri,name){var elements=[];if(node.getElementsByTagNameNS){elements=node.getElementsByTagNameNS(uri,name);}else{var allNodes=node.getElementsByTagName("*");var potentialNode,fullName;for(var i=0,len=allNodes.length;i<len;++i){potentialNode=allNodes[i];fullName=(potentialNode.prefix)?(potentialNode.prefix+":"+name):name;if((name=="*")||(fullName==potentialNode.nodeName)){if((uri=="*")||(uri==potentialNode.namespaceURI)){elements.push(potentialNode);}}}} return elements;},getAttributeNodeNS:function(node,uri,name){var attributeNode=null;if(node.getAttributeNodeNS){attributeNode=node.getAttributeNodeNS(uri,name);}else{var attributes=node.attributes;var potentialNode,fullName;for(var i=0,len=attributes.length;i<len;++i){potentialNode=attributes[i];if(potentialNode.namespaceURI==uri){fullName=(potentialNode.prefix)?(potentialNode.prefix+":"+name):name;if(fullName==potentialNode.nodeName){attributeNode=potentialNode;break;}}}} return attributeNode;},getAttributeNS:function(node,uri,name){var attributeValue="";if(node.getAttributeNS){attributeValue=node.getAttributeNS(uri,name)||"";}else{var attributeNode=this.getAttributeNodeNS(node,uri,name);if(attributeNode){attributeValue=attributeNode.nodeValue;}} return attributeValue;},getChildValue:function(node,def){var value=def||"";if(node){for(var child=node.firstChild;child;child=child.nextSibling){switch(child.nodeType){case 3:case 4:value+=child.nodeValue;}}} return value;},concatChildValues:function(node,def){var value="";var child=node.firstChild;var childValue;while(child){childValue=child.nodeValue;if(childValue){value+=childValue;} child=child.nextSibling;} if(value==""&&def!=undefined){value=def;} return value;},isSimpleContent:function(node){var simple=true;for(var child=node.firstChild;child;child=child.nextSibling){if(child.nodeType===1){simple=false;break;}} return simple;},contentType:function(node){var simple=false,complex=false;var type=OpenLayers.Format.XML.CONTENT_TYPE.EMPTY;for(var child=node.firstChild;child;child=child.nextSibling){switch(child.nodeType){case 1:complex=true;break;case 8:break;default:simple=true;} if(complex&&simple){break;}} if(complex&&simple){type=OpenLayers.Format.XML.CONTENT_TYPE.MIXED;}else if(complex){return OpenLayers.Format.XML.CONTENT_TYPE.COMPLEX;}else if(simple){return OpenLayers.Format.XML.CONTENT_TYPE.SIMPLE;} return type;},hasAttributeNS:function(node,uri,name){var found=false;if(node.hasAttributeNS){found=node.hasAttributeNS(uri,name);}else{found=!!this.getAttributeNodeNS(node,uri,name);} return found;},setAttributeNS:function(node,uri,name,value){if(node.setAttributeNS){node.setAttributeNS(uri,name,value);}else{if(this.xmldom){if(uri){var attribute=node.ownerDocument.createNode(2,name,uri);attribute.nodeValue=value;node.setAttributeNode(attribute);}else{node.setAttribute(name,value);}}else{throw"setAttributeNS not implemented";}}},createElementNSPlus:function(name,options){options=options||{};var uri=options.uri||this.namespaces[options.prefix];if(!uri){var loc=name.indexOf(":");uri=this.namespaces[name.substring(0,loc)];} if(!uri){uri=this.namespaces[this.defaultPrefix];} var node=this.createElementNS(uri,name);if(options.attributes){this.setAttributes(node,options.attributes);} var value=options.value;if(value!=null){node.appendChild(this.createTextNode(value));} return node;},setAttributes:function(node,obj){var value,uri;for(var name in obj){if(obj[name]!=null&&obj[name].toString){value=obj[name].toString();uri=this.namespaces[name.substring(0,name.indexOf(":"))]||null;this.setAttributeNS(node,uri,name,value);}}},readNode:function(node,obj){if(!obj){obj={};} var group=this.readers[node.namespaceURI?this.namespaceAlias[node.namespaceURI]:this.defaultPrefix];if(group){var local=node.localName||node.nodeName.split(":").pop();var reader=group[local]||group["*"];if(reader){reader.apply(this,[node,obj]);}} return obj;},readChildNodes:function(node,obj){if(!obj){obj={};} var children=node.childNodes;var child;for(var i=0,len=children.length;i<len;++i){child=children[i];if(child.nodeType==1){this.readNode(child,obj);}} return obj;},writeNode:function(name,obj,parent){var prefix,local;var split=name.indexOf(":");if(split>0){prefix=name.substring(0,split);local=name.substring(split+1);}else{if(parent){prefix=this.namespaceAlias[parent.namespaceURI];}else{prefix=this.defaultPrefix;} local=name;} var child=this.writers[prefix][local].apply(this,[obj]);if(parent){parent.appendChild(child);} return child;},getChildEl:function(node,name,uri){return node&&this.getThisOrNextEl(node.firstChild,name,uri);},getNextEl:function(node,name,uri){return node&&this.getThisOrNextEl(node.nextSibling,name,uri);},getThisOrNextEl:function(node,name,uri){outer:for(var sibling=node;sibling;sibling=sibling.nextSibling){switch(sibling.nodeType){case 1:if((!name||name===(sibling.localName||sibling.nodeName.split(":").pop()))&&(!uri||uri===sibling.namespaceURI)){break outer;} sibling=null;break outer;case 3:if(/^\s*$/.test(sibling.nodeValue)){break;} case 4:case 6:case 12:case 10:case 11:sibling=null;break outer;}} return sibling||null;},lookupNamespaceURI:function(node,prefix){var uri=null;if(node){if(node.lookupNamespaceURI){uri=node.lookupNamespaceURI(prefix);}else{outer:switch(node.nodeType){case 1:if(node.namespaceURI!==null&&node.prefix===prefix){uri=node.namespaceURI;break outer;} var len=node.attributes.length;if(len){var attr;for(var i=0;i<len;++i){attr=node.attributes[i];if(attr.prefix==="xmlns"&&attr.name==="xmlns:"+prefix){uri=attr.value||null;break outer;}else if(attr.name==="xmlns"&&prefix===null){uri=attr.value||null;break outer;}}} uri=this.lookupNamespaceURI(node.parentNode,prefix);break outer;case 2:uri=this.lookupNamespaceURI(node.ownerElement,prefix);break outer;case 9:uri=this.lookupNamespaceURI(node.documentElement,prefix);break outer;case 6:case 12:case 10:case 11:break outer;default:uri=this.lookupNamespaceURI(node.parentNode,prefix);break outer;}}} return uri;},getXMLDoc:function(){if(!OpenLayers.Format.XML.document&&!this.xmldom){if(document.implementation&&document.implementation.createDocument){OpenLayers.Format.XML.document=document.implementation.createDocument("","",null);}else if(!this.xmldom&&window.ActiveXObject){this.xmldom=new ActiveXObject("Microsoft.XMLDOM");}} return OpenLayers.Format.XML.document||this.xmldom;},CLASS_NAME:"OpenLayers.Format.XML"});OpenLayers.Format.XML.CONTENT_TYPE={EMPTY:0,SIMPLE:1,COMPLEX:2,MIXED:3};OpenLayers.Format.XML.lookupNamespaceURI=OpenLayers.Function.bind(OpenLayers.Format.XML.prototype.lookupNamespaceURI,OpenLayers.Format.XML.prototype);OpenLayers.Format.XML.document=null;OpenLayers.Handler=OpenLayers.Class({id:null,control:null,map:null,keyMask:null,active:false,evt:null,initialize:function(control,callbacks,options){OpenLayers.Util.extend(this,options);this.control=control;this.callbacks=callbacks;var map=this.map||control.map;if(map){this.setMap(map);} this.id=OpenLayers.Util.createUniqueID(this.CLASS_NAME+"_");},setMap:function(map){this.map=map;},checkModifiers:function(evt){if(this.keyMask==null){return true;} var keyModifiers=(evt.shiftKey?OpenLayers.Handler.MOD_SHIFT:0)|(evt.ctrlKey?OpenLayers.Handler.MOD_CTRL:0)|(evt.altKey?OpenLayers.Handler.MOD_ALT:0);return(keyModifiers==this.keyMask);},activate:function(){if(this.active){return false;} var events=OpenLayers.Events.prototype.BROWSER_EVENTS;for(var i=0,len=events.length;i<len;i++){if(this[events[i]]){this.register(events[i],this[events[i]]);}} this.active=true;return true;},deactivate:function(){if(!this.active){return false;} var events=OpenLayers.Events.prototype.BROWSER_EVENTS;for(var i=0,len=events.length;i<len;i++){if(this[events[i]]){this.unregister(events[i],this[events[i]]);}} this.active=false;return true;},callback:function(name,args){if(name&&this.callbacks[name]){this.callbacks[name].apply(this.control,args);}},register:function(name,method){this.map.events.registerPriority(name,this,method);this.map.events.registerPriority(name,this,this.setEvent);},unregister:function(name,method){this.map.events.unregister(name,this,method);this.map.events.unregister(name,this,this.setEvent);},setEvent:function(evt){this.evt=evt;return true;},destroy:function(){this.deactivate();this.control=this.map=null;},CLASS_NAME:"OpenLayers.Handler"});OpenLayers.Handler.MOD_NONE=0;OpenLayers.Handler.MOD_SHIFT=1;OpenLayers.Handler.MOD_CTRL=2;OpenLayers.Handler.MOD_ALT=4;OpenLayers.Handler.Drag=OpenLayers.Class(OpenLayers.Handler,{started:false,stopDown:true,dragging:false,touch:false,last:null,start:null,lastMoveEvt:null,oldOnselectstart:null,interval:0,timeoutId:null,documentDrag:false,documentEvents:null,initialize:function(control,callbacks,options){OpenLayers.Handler.prototype.initialize.apply(this,arguments);if(this.documentDrag===true){var me=this;this._docMove=function(evt){me.mousemove({xy:{x:evt.clientX,y:evt.clientY},element:document});};this._docUp=function(evt){me.mouseup({xy:{x:evt.clientX,y:evt.clientY}});};}},dragstart:function(evt){var propagate=true;this.dragging=false;if(this.checkModifiers(evt)&&(OpenLayers.Event.isLeftClick(evt)||OpenLayers.Event.isSingleTouch(evt))){this.started=true;this.start=evt.xy;this.last=evt.xy;OpenLayers.Element.addClass(this.map.viewPortDiv,"olDragDown");this.down(evt);this.callback("down",[evt.xy]);OpenLayers.Event.stop(evt);if(!this.oldOnselectstart){this.oldOnselectstart=document.onselectstart?document.onselectstart:OpenLayers.Function.True;} document.onselectstart=OpenLayers.Function.False;propagate=!this.stopDown;}else{this.started=false;this.start=null;this.last=null;} return propagate;},dragmove:function(evt){this.lastMoveEvt=evt;if(this.started&&!this.timeoutId&&(evt.xy.x!=this.last.x||evt.xy.y!=this.last.y)){if(this.documentDrag===true&&this.documentEvents){if(evt.element===document){this.adjustXY(evt);this.setEvent(evt);}else{this.removeDocumentEvents();}} if(this.interval>0){this.timeoutId=setTimeout(OpenLayers.Function.bind(this.removeTimeout,this),this.interval);} this.dragging=true;this.move(evt);this.callback("move",[evt.xy]);if(!this.oldOnselectstart){this.oldOnselectstart=document.onselectstart;document.onselectstart=OpenLayers.Function.False;} this.last=evt.xy;} return true;},dragend:function(evt){if(this.started){if(this.documentDrag===true&&this.documentEvents){this.adjustXY(evt);this.removeDocumentEvents();} var dragged=(this.start!=this.last);this.started=false;this.dragging=false;OpenLayers.Element.removeClass(this.map.viewPortDiv,"olDragDown");this.up(evt);this.callback("up",[evt.xy]);if(dragged){this.callback("done",[evt.xy]);} document.onselectstart=this.oldOnselectstart;} return true;},down:function(evt){},move:function(evt){},up:function(evt){},out:function(evt){},mousedown:function(evt){return this.dragstart(evt);},touchstart:function(evt){if(!this.touch){this.touch=true;this.map.events.un({mousedown:this.mousedown,mouseup:this.mouseup,mousemove:this.mousemove,click:this.click,scope:this});} return this.dragstart(evt);},mousemove:function(evt){return this.dragmove(evt);},touchmove:function(evt){return this.dragmove(evt);},removeTimeout:function(){this.timeoutId=null;if(this.dragging){this.mousemove(this.lastMoveEvt);}},mouseup:function(evt){return this.dragend(evt);},touchend:function(evt){evt.xy=this.last;return this.dragend(evt);},mouseout:function(evt){if(this.started&&OpenLayers.Util.mouseLeft(evt,this.map.eventsDiv)){if(this.documentDrag===true){this.addDocumentEvents();}else{var dragged=(this.start!=this.last);this.started=false;this.dragging=false;OpenLayers.Element.removeClass(this.map.viewPortDiv,"olDragDown");this.out(evt);this.callback("out",[]);if(dragged){this.callback("done",[evt.xy]);} if(document.onselectstart){document.onselectstart=this.oldOnselectstart;}}} return true;},click:function(evt){return(this.start==this.last);},activate:function(){var activated=false;if(OpenLayers.Handler.prototype.activate.apply(this,arguments)){this.dragging=false;activated=true;} return activated;},deactivate:function(){var deactivated=false;if(OpenLayers.Handler.prototype.deactivate.apply(this,arguments)){this.touch=false;this.started=false;this.dragging=false;this.start=null;this.last=null;deactivated=true;OpenLayers.Element.removeClass(this.map.viewPortDiv,"olDragDown");} return deactivated;},adjustXY:function(evt){var pos=OpenLayers.Util.pagePosition(this.map.viewPortDiv);evt.xy.x-=pos[0];evt.xy.y-=pos[1];},addDocumentEvents:function(){OpenLayers.Element.addClass(document.body,"olDragDown");this.documentEvents=true;OpenLayers.Event.observe(document,"mousemove",this._docMove);OpenLayers.Event.observe(document,"mouseup",this._docUp);},removeDocumentEvents:function(){OpenLayers.Element.removeClass(document.body,"olDragDown");this.documentEvents=false;OpenLayers.Event.stopObserving(document,"mousemove",this._docMove);OpenLayers.Event.stopObserving(document,"mouseup",this._docUp);},CLASS_NAME:"OpenLayers.Handler.Drag"});OpenLayers.Handler.Feature=OpenLayers.Class(OpenLayers.Handler,{EVENTMAP:{'click':{'in':'click','out':'clickout'},'mousemove':{'in':'over','out':'out'},'dblclick':{'in':'dblclick','out':null},'mousedown':{'in':null,'out':null},'mouseup':{'in':null,'out':null},'touchstart':{'in':'click','out':'clickout'}},feature:null,lastFeature:null,down:null,up:null,touch:false,clickTolerance:4,geometryTypes:null,stopClick:true,stopDown:true,stopUp:false,initialize:function(control,layer,callbacks,options){OpenLayers.Handler.prototype.initialize.apply(this,[control,callbacks,options]);this.layer=layer;},touchstart:function(evt){if(!this.touch){this.touch=true;this.map.events.un({mousedown:this.mousedown,mouseup:this.mouseup,mousemove:this.mousemove,click:this.click,dblclick:this.dblclick,scope:this});} return OpenLayers.Event.isMultiTouch(evt)?true:this.mousedown(evt);},touchmove:function(evt){OpenLayers.Event.stop(evt);},mousedown:function(evt){this.down=evt.xy;return this.handle(evt)?!this.stopDown:true;},mouseup:function(evt){this.up=evt.xy;return this.handle(evt)?!this.stopUp:true;},click:function(evt){return this.handle(evt)?!this.stopClick:true;},mousemove:function(evt){if(!this.callbacks['over']&&!this.callbacks['out']){return true;} this.handle(evt);return true;},dblclick:function(evt){return!this.handle(evt);},geometryTypeMatches:function(feature){return this.geometryTypes==null||OpenLayers.Util.indexOf(this.geometryTypes,feature.geometry.CLASS_NAME)>-1;},handle:function(evt){if(this.feature&&!this.feature.layer){this.feature=null;} var type=evt.type;var handled=false;var previouslyIn=!!(this.feature);var click=(type=="click"||type=="dblclick"||type=="touchstart");this.feature=this.layer.getFeatureFromEvent(evt);if(this.feature&&!this.feature.layer){this.feature=null;} if(this.lastFeature&&!this.lastFeature.layer){this.lastFeature=null;} if(this.feature){if(type==="touchstart"){OpenLayers.Event.stop(evt);} var inNew=(this.feature!=this.lastFeature);if(this.geometryTypeMatches(this.feature)){if(previouslyIn&&inNew){if(this.lastFeature){this.triggerCallback(type,'out',[this.lastFeature]);} this.triggerCallback(type,'in',[this.feature]);}else if(!previouslyIn||click){this.triggerCallback(type,'in',[this.feature]);} this.lastFeature=this.feature;handled=true;}else{if(this.lastFeature&&(previouslyIn&&inNew||click)){this.triggerCallback(type,'out',[this.lastFeature]);} this.feature=null;}}else{if(this.lastFeature&&(previouslyIn||click)){this.triggerCallback(type,'out',[this.lastFeature]);}} return handled;},triggerCallback:function(type,mode,args){var key=this.EVENTMAP[type][mode];if(key){if(type=='click'&&this.up&&this.down){var dpx=Math.sqrt(Math.pow(this.up.x-this.down.x,2)+ Math.pow(this.up.y-this.down.y,2));if(dpx<=this.clickTolerance){this.callback(key,args);}}else{this.callback(key,args);}}},activate:function(){var activated=false;if(OpenLayers.Handler.prototype.activate.apply(this,arguments)){this.moveLayerToTop();this.map.events.on({"removelayer":this.handleMapEvents,"changelayer":this.handleMapEvents,scope:this});activated=true;} return activated;},deactivate:function(){var deactivated=false;if(OpenLayers.Handler.prototype.deactivate.apply(this,arguments)){this.moveLayerBack();this.feature=null;this.lastFeature=null;this.down=null;this.up=null;this.touch=false;this.map.events.un({"removelayer":this.handleMapEvents,"changelayer":this.handleMapEvents,scope:this});deactivated=true;} return deactivated;},handleMapEvents:function(evt){if(evt.type=="removelayer"||evt.property=="order"){this.moveLayerToTop();}},moveLayerToTop:function(){var index=Math.max(this.map.Z_INDEX_BASE['Feature']-1,this.layer.getZIndex())+1;this.layer.setZIndex(index);},moveLayerBack:function(){var index=this.layer.getZIndex()-1;if(index>=this.map.Z_INDEX_BASE['Feature']){this.layer.setZIndex(index);}else{this.map.setLayerZIndex(this.layer,this.map.getLayerIndex(this.layer));}},CLASS_NAME:"OpenLayers.Handler.Feature"});OpenLayers.Control.DragFeature=OpenLayers.Class(OpenLayers.Control,{geometryTypes:null,onStart:function(feature,pixel){},onDrag:function(feature,pixel){},onComplete:function(feature,pixel){},onEnter:function(feature){},onLeave:function(feature){},documentDrag:false,layer:null,feature:null,dragCallbacks:{},featureCallbacks:{},lastPixel:null,initialize:function(layer,options){OpenLayers.Control.prototype.initialize.apply(this,[options]);this.layer=layer;this.handlers={drag:new OpenLayers.Handler.Drag(this,OpenLayers.Util.extend({down:this.downFeature,move:this.moveFeature,up:this.upFeature,out:this.cancel,done:this.doneDragging},this.dragCallbacks),{documentDrag:this.documentDrag}),feature:new OpenLayers.Handler.Feature(this,this.layer,OpenLayers.Util.extend({click:this.clickFeature,clickout:this.clickoutFeature,over:this.overFeature,out:this.outFeature},this.featureCallbacks),{geometryTypes:this.geometryTypes})};},clickFeature:function(feature){if(this.handlers.feature.touch&&!this.over&&this.overFeature(feature)){this.handlers.drag.dragstart(this.handlers.feature.evt);this.handlers.drag.stopDown=false;}},clickoutFeature:function(feature){if(this.handlers.feature.touch&&this.over){this.outFeature(feature);this.handlers.drag.stopDown=true;}},destroy:function(){this.layer=null;OpenLayers.Control.prototype.destroy.apply(this,[]);},activate:function(){return(this.handlers.feature.activate()&&OpenLayers.Control.prototype.activate.apply(this,arguments));},deactivate:function(){this.handlers.drag.deactivate();this.handlers.feature.deactivate();this.feature=null;this.dragging=false;this.lastPixel=null;OpenLayers.Element.removeClass(this.map.viewPortDiv,this.displayClass+"Over");return OpenLayers.Control.prototype.deactivate.apply(this,arguments);},overFeature:function(feature){var activated=false;if(!this.handlers.drag.dragging){this.feature=feature;this.handlers.drag.activate();activated=true;this.over=true;OpenLayers.Element.addClass(this.map.viewPortDiv,this.displayClass+"Over");this.onEnter(feature);}else{if(this.feature.id==feature.id){this.over=true;}else{this.over=false;}} return activated;},downFeature:function(pixel){this.lastPixel=pixel;this.onStart(this.feature,pixel);},moveFeature:function(pixel){var res=this.map.getResolution();this.feature.geometry.move(res*(pixel.x-this.lastPixel.x),res*(this.lastPixel.y-pixel.y));this.layer.drawFeature(this.feature);this.lastPixel=pixel;this.onDrag(this.feature,pixel);},upFeature:function(pixel){if(!this.over){this.handlers.drag.deactivate();}},doneDragging:function(pixel){this.onComplete(this.feature,pixel);},outFeature:function(feature){if(!this.handlers.drag.dragging){this.over=false;this.handlers.drag.deactivate();OpenLayers.Element.removeClass(this.map.viewPortDiv,this.displayClass+"Over");this.onLeave(feature);this.feature=null;}else{if(this.feature.id==feature.id){this.over=false;}}},cancel:function(){this.handlers.drag.deactivate();this.over=false;},setMap:function(map){this.handlers.drag.setMap(map);this.handlers.feature.setMap(map);OpenLayers.Control.prototype.setMap.apply(this,arguments);},CLASS_NAME:"OpenLayers.Control.DragFeature"});OpenLayers.Handler.Box=OpenLayers.Class(OpenLayers.Handler,{dragHandler:null,boxDivClassName:'olHandlerBoxZoomBox',boxOffsets:null,initialize:function(control,callbacks,options){OpenLayers.Handler.prototype.initialize.apply(this,arguments);this.dragHandler=new OpenLayers.Handler.Drag(this,{down:this.startBox,move:this.moveBox,out:this.removeBox,up:this.endBox},{keyMask:this.keyMask});},destroy:function(){OpenLayers.Handler.prototype.destroy.apply(this,arguments);if(this.dragHandler){this.dragHandler.destroy();this.dragHandler=null;}},setMap:function(map){OpenLayers.Handler.prototype.setMap.apply(this,arguments);if(this.dragHandler){this.dragHandler.setMap(map);}},startBox:function(xy){this.callback("start",[]);this.zoomBox=OpenLayers.Util.createDiv('zoomBox',new OpenLayers.Pixel(-9999,-9999));this.zoomBox.className=this.boxDivClassName;this.zoomBox.style.zIndex=this.map.Z_INDEX_BASE["Popup"]-1;this.map.eventsDiv.appendChild(this.zoomBox);OpenLayers.Element.addClass(this.map.eventsDiv,"olDrawBox");},moveBox:function(xy){var startX=this.dragHandler.start.x;var startY=this.dragHandler.start.y;var deltaX=Math.abs(startX-xy.x);var deltaY=Math.abs(startY-xy.y);var offset=this.getBoxOffsets();this.zoomBox.style.width=(deltaX+offset.width+1)+"px";this.zoomBox.style.height=(deltaY+offset.height+1)+"px";this.zoomBox.style.left=(xy.x<startX?startX-deltaX-offset.left:startX-offset.left)+"px";this.zoomBox.style.top=(xy.y<startY?startY-deltaY-offset.top:startY-offset.top)+"px";},endBox:function(end){var result;if(Math.abs(this.dragHandler.start.x-end.x)>5||Math.abs(this.dragHandler.start.y-end.y)>5){var start=this.dragHandler.start;var top=Math.min(start.y,end.y);var bottom=Math.max(start.y,end.y);var left=Math.min(start.x,end.x);var right=Math.max(start.x,end.x);result=new OpenLayers.Bounds(left,bottom,right,top);}else{result=this.dragHandler.start.clone();} this.removeBox();this.callback("done",[result]);},removeBox:function(){this.map.eventsDiv.removeChild(this.zoomBox);this.zoomBox=null;this.boxOffsets=null;OpenLayers.Element.removeClass(this.map.eventsDiv,"olDrawBox");},activate:function(){if(OpenLayers.Handler.prototype.activate.apply(this,arguments)){this.dragHandler.activate();return true;}else{return false;}},deactivate:function(){if(OpenLayers.Handler.prototype.deactivate.apply(this,arguments)){if(this.dragHandler.deactivate()){if(this.zoomBox){this.removeBox();}} return true;}else{return false;}},getBoxOffsets:function(){if(!this.boxOffsets){var testDiv=document.createElement("div");testDiv.style.position="absolute";testDiv.style.border="1px solid black";testDiv.style.width="3px";document.body.appendChild(testDiv);var w3cBoxModel=testDiv.clientWidth==3;document.body.removeChild(testDiv);var left=parseInt(OpenLayers.Element.getStyle(this.zoomBox,"border-left-width"));var right=parseInt(OpenLayers.Element.getStyle(this.zoomBox,"border-right-width"));var top=parseInt(OpenLayers.Element.getStyle(this.zoomBox,"border-top-width"));var bottom=parseInt(OpenLayers.Element.getStyle(this.zoomBox,"border-bottom-width"));this.boxOffsets={left:left,right:right,top:top,bottom:bottom,width:w3cBoxModel===false?left+right:0,height:w3cBoxModel===false?top+bottom:0};} return this.boxOffsets;},CLASS_NAME:"OpenLayers.Handler.Box"});OpenLayers.Control.ZoomBox=OpenLayers.Class(OpenLayers.Control,{type:OpenLayers.Control.TYPE_TOOL,out:false,alwaysZoom:false,draw:function(){this.handler=new OpenLayers.Handler.Box(this,{done:this.zoomBox},{keyMask:this.keyMask});},zoomBox:function(position){if(position instanceof OpenLayers.Bounds){var bounds;if(!this.out){var minXY=this.map.getLonLatFromPixel(new OpenLayers.Pixel(position.left,position.bottom));var maxXY=this.map.getLonLatFromPixel(new OpenLayers.Pixel(position.right,position.top));bounds=new OpenLayers.Bounds(minXY.lon,minXY.lat,maxXY.lon,maxXY.lat);}else{var pixWidth=Math.abs(position.right-position.left);var pixHeight=Math.abs(position.top-position.bottom);var zoomFactor=Math.min((this.map.size.h/pixHeight),(this.map.size.w/pixWidth));var extent=this.map.getExtent();var center=this.map.getLonLatFromPixel(position.getCenterPixel());var xmin=center.lon-(extent.getWidth()/2)*zoomFactor;var xmax=center.lon+(extent.getWidth()/2)*zoomFactor;var ymin=center.lat-(extent.getHeight()/2)*zoomFactor;var ymax=center.lat+(extent.getHeight()/2)*zoomFactor;bounds=new OpenLayers.Bounds(xmin,ymin,xmax,ymax);} var lastZoom=this.map.getZoom();this.map.zoomToExtent(bounds);if(lastZoom==this.map.getZoom()&&this.alwaysZoom==true){this.map.zoomTo(lastZoom+(this.out?-1:1));}}else{if(!this.out){this.map.setCenter(this.map.getLonLatFromPixel(position),this.map.getZoom()+1);}else{this.map.setCenter(this.map.getLonLatFromPixel(position),this.map.getZoom()-1);}}},CLASS_NAME:"OpenLayers.Control.ZoomBox"});OpenLayers.Control.DragPan=OpenLayers.Class(OpenLayers.Control,{type:OpenLayers.Control.TYPE_TOOL,panned:false,interval:1,documentDrag:false,kinetic:null,enableKinetic:false,kineticInterval:10,draw:function(){if(this.enableKinetic){var config={interval:this.kineticInterval};if(typeof this.enableKinetic==="object"){config=OpenLayers.Util.extend(config,this.enableKinetic);} this.kinetic=new OpenLayers.Kinetic(config);} this.handler=new OpenLayers.Handler.Drag(this,{"move":this.panMap,"done":this.panMapDone,"down":this.panMapStart},{interval:this.interval,documentDrag:this.documentDrag});},panMapStart:function(){if(this.kinetic){this.kinetic.begin();}},panMap:function(xy){if(this.kinetic){this.kinetic.update(xy);} this.panned=true;this.map.pan(this.handler.last.x-xy.x,this.handler.last.y-xy.y,{dragging:true,animate:false});},panMapDone:function(xy){if(this.panned){var res=null;if(this.kinetic){res=this.kinetic.end(xy);} this.map.pan(this.handler.last.x-xy.x,this.handler.last.y-xy.y,{dragging:!!res,animate:false});if(res){var self=this;this.kinetic.move(res,function(x,y,end){self.map.pan(x,y,{dragging:!end,animate:false});});} this.panned=false;}},CLASS_NAME:"OpenLayers.Control.DragPan"});OpenLayers.Handler.MouseWheel=OpenLayers.Class(OpenLayers.Handler,{wheelListener:null,mousePosition:null,interval:0,delta:0,cumulative:true,initialize:function(control,callbacks,options){OpenLayers.Handler.prototype.initialize.apply(this,arguments);this.wheelListener=OpenLayers.Function.bindAsEventListener(this.onWheelEvent,this);},destroy:function(){OpenLayers.Handler.prototype.destroy.apply(this,arguments);this.wheelListener=null;},onWheelEvent:function(e){if(!this.map||!this.checkModifiers(e)){return;} var overScrollableDiv=false;var overLayerDiv=false;var overMapDiv=false;var elem=OpenLayers.Event.element(e);while((elem!=null)&&!overMapDiv&&!overScrollableDiv){if(!overScrollableDiv){try{if(elem.currentStyle){overflow=elem.currentStyle["overflow"];}else{var style=document.defaultView.getComputedStyle(elem,null);var overflow=style.getPropertyValue("overflow");} overScrollableDiv=(overflow&&(overflow=="auto")||(overflow=="scroll"));}catch(err){}} if(!overLayerDiv){for(var i=0,len=this.map.layers.length;i<len;i++){if(elem==this.map.layers[i].div||elem==this.map.layers[i].pane){overLayerDiv=true;break;}}} overMapDiv=(elem==this.map.div);elem=elem.parentNode;} if(!overScrollableDiv&&overMapDiv){if(overLayerDiv){var delta=0;if(!e){e=window.event;} if(e.wheelDelta){delta=e.wheelDelta/120;if(window.opera&&window.opera.version()<9.2){delta=-delta;}}else if(e.detail){delta=-e.detail/3;} this.delta=this.delta+delta;if(this.interval){window.clearTimeout(this._timeoutId);this._timeoutId=window.setTimeout(OpenLayers.Function.bind(function(){this.wheelZoom(e);},this),this.interval);}else{this.wheelZoom(e);}} OpenLayers.Event.stop(e);}},wheelZoom:function(e){var delta=this.delta;this.delta=0;if(delta){if(this.mousePosition){e.xy=this.mousePosition;} if(!e.xy){e.xy=this.map.getPixelFromLonLat(this.map.getCenter());} if(delta<0){this.callback("down",[e,this.cumulative?delta:-1]);}else{this.callback("up",[e,this.cumulative?delta:1]);}}},mousemove:function(evt){this.mousePosition=evt.xy;},activate:function(evt){if(OpenLayers.Handler.prototype.activate.apply(this,arguments)){var wheelListener=this.wheelListener;OpenLayers.Event.observe(window,"DOMMouseScroll",wheelListener);OpenLayers.Event.observe(window,"mousewheel",wheelListener);OpenLayers.Event.observe(document,"mousewheel",wheelListener);return true;}else{return false;}},deactivate:function(evt){if(OpenLayers.Handler.prototype.deactivate.apply(this,arguments)){var wheelListener=this.wheelListener;OpenLayers.Event.stopObserving(window,"DOMMouseScroll",wheelListener);OpenLayers.Event.stopObserving(window,"mousewheel",wheelListener);OpenLayers.Event.stopObserving(document,"mousewheel",wheelListener);return true;}else{return false;}},CLASS_NAME:"OpenLayers.Handler.MouseWheel"});OpenLayers.Handler.Click=OpenLayers.Class(OpenLayers.Handler,{delay:300,single:true,'double':false,pixelTolerance:0,dblclickTolerance:13,stopSingle:false,stopDouble:false,timerId:null,touch:false,down:null,last:null,first:null,rightclickTimerId:null,initialize:function(control,callbacks,options){OpenLayers.Handler.prototype.initialize.apply(this,arguments);},touchstart:function(evt){if(!this.touch){this.unregisterMouseListeners();this.touch=true;} this.down=this.getEventInfo(evt);this.last=this.getEventInfo(evt);return true;},touchmove:function(evt){this.last=this.getEventInfo(evt);return true;},touchend:function(evt){if(this.down){evt.xy=this.last.xy;evt.lastTouches=this.last.touches;this.handleSingle(evt);this.down=null;} return true;},unregisterMouseListeners:function(){this.map.events.un({mousedown:this.mousedown,mouseup:this.mouseup,click:this.click,dblclick:this.dblclick,scope:this});},mousedown:function(evt){this.down=this.getEventInfo(evt);this.last=this.getEventInfo(evt);return true;},mouseup:function(evt){var propagate=true;if(this.checkModifiers(evt)&&this.control.handleRightClicks&&OpenLayers.Event.isRightClick(evt)){propagate=this.rightclick(evt);} return propagate;},rightclick:function(evt){if(this.passesTolerance(evt)){if(this.rightclickTimerId!=null){this.clearTimer();this.callback('dblrightclick',[evt]);return!this.stopDouble;}else{var clickEvent=this['double']?OpenLayers.Util.extend({},evt):this.callback('rightclick',[evt]);var delayedRightCall=OpenLayers.Function.bind(this.delayedRightCall,this,clickEvent);this.rightclickTimerId=window.setTimeout(delayedRightCall,this.delay);}} return!this.stopSingle;},delayedRightCall:function(evt){this.rightclickTimerId=null;if(evt){this.callback('rightclick',[evt]);}},click:function(evt){if(!this.last){this.last=this.getEventInfo(evt);} this.handleSingle(evt);return!this.stopSingle;},dblclick:function(evt){this.handleDouble(evt);return!this.stopDouble;},handleDouble:function(evt){if(this["double"]&&this.passesDblclickTolerance(evt)){this.callback("dblclick",[evt]);}},handleSingle:function(evt){if(this.passesTolerance(evt)){if(this.timerId!=null){if(this.last.touches&&this.last.touches.length===1){if(this["double"]){OpenLayers.Event.stop(evt);} this.handleDouble(evt);} if(!this.last.touches||this.last.touches.length!==2){this.clearTimer();}}else{this.first=this.getEventInfo(evt);var clickEvent=this.single?OpenLayers.Util.extend({},evt):null;this.queuePotentialClick(clickEvent);}}},queuePotentialClick:function(evt){this.timerId=window.setTimeout(OpenLayers.Function.bind(this.delayedCall,this,evt),this.delay);},passesTolerance:function(evt){var passes=true;if(this.pixelTolerance!=null&&this.down&&this.down.xy){passes=this.pixelTolerance>=this.down.xy.distanceTo(evt.xy);if(passes&&this.touch&&this.down.touches.length===this.last.touches.length){for(var i=0,ii=this.down.touches.length;i<ii;++i){if(this.getTouchDistance(this.down.touches[i],this.last.touches[i])>this.pixelTolerance){passes=false;break;}}}} return passes;},getTouchDistance:function(from,to){return Math.sqrt(Math.pow(from.clientX-to.clientX,2)+ Math.pow(from.clientY-to.clientY,2));},passesDblclickTolerance:function(evt){var passes=true;if(this.down&&this.first){passes=this.down.xy.distanceTo(this.first.xy)<=this.dblclickTolerance;} return passes;},clearTimer:function(){if(this.timerId!=null){window.clearTimeout(this.timerId);this.timerId=null;} if(this.rightclickTimerId!=null){window.clearTimeout(this.rightclickTimerId);this.rightclickTimerId=null;}},delayedCall:function(evt){this.timerId=null;if(evt){this.callback("click",[evt]);}},getEventInfo:function(evt){var touches;if(evt.touches){var len=evt.touches.length;touches=new Array(len);var touch;for(var i=0;i<len;i++){touch=evt.touches[i];touches[i]={clientX:touch.clientX,clientY:touch.clientY};}} return{xy:evt.xy,touches:touches};},deactivate:function(){var deactivated=false;if(OpenLayers.Handler.prototype.deactivate.apply(this,arguments)){this.clearTimer();this.down=null;this.first=null;this.last=null;this.touch=false;deactivated=true;} return deactivated;},CLASS_NAME:"OpenLayers.Handler.Click"});OpenLayers.Control.Navigation=OpenLayers.Class(OpenLayers.Control,{dragPan:null,dragPanOptions:null,pinchZoom:null,pinchZoomOptions:null,documentDrag:false,zoomBox:null,zoomBoxEnabled:true,zoomWheelEnabled:true,mouseWheelOptions:null,handleRightClicks:false,zoomBoxKeyMask:OpenLayers.Handler.MOD_SHIFT,autoActivate:true,initialize:function(options){this.handlers={};OpenLayers.Control.prototype.initialize.apply(this,arguments);},destroy:function(){this.deactivate();if(this.dragPan){this.dragPan.destroy();} this.dragPan=null;if(this.zoomBox){this.zoomBox.destroy();} this.zoomBox=null;if(this.pinchZoom){this.pinchZoom.destroy();} this.pinchZoom=null;OpenLayers.Control.prototype.destroy.apply(this,arguments);},activate:function(){this.dragPan.activate();if(this.zoomWheelEnabled){this.handlers.wheel.activate();} this.handlers.click.activate();if(this.zoomBoxEnabled){this.zoomBox.activate();} if(this.pinchZoom){this.pinchZoom.activate();} return OpenLayers.Control.prototype.activate.apply(this,arguments);},deactivate:function(){if(this.pinchZoom){this.pinchZoom.deactivate();} this.zoomBox.deactivate();this.dragPan.deactivate();this.handlers.click.deactivate();this.handlers.wheel.deactivate();return OpenLayers.Control.prototype.deactivate.apply(this,arguments);},draw:function(){if(this.handleRightClicks){this.map.viewPortDiv.oncontextmenu=OpenLayers.Function.False;} var clickCallbacks={'click':this.defaultClick,'dblclick':this.defaultDblClick,'dblrightclick':this.defaultDblRightClick};var clickOptions={'double':true,'stopDouble':true};this.handlers.click=new OpenLayers.Handler.Click(this,clickCallbacks,clickOptions);this.dragPan=new OpenLayers.Control.DragPan(OpenLayers.Util.extend({map:this.map,documentDrag:this.documentDrag},this.dragPanOptions));this.zoomBox=new OpenLayers.Control.ZoomBox({map:this.map,keyMask:this.zoomBoxKeyMask});this.dragPan.draw();this.zoomBox.draw();this.handlers.wheel=new OpenLayers.Handler.MouseWheel(this,{"up":this.wheelUp,"down":this.wheelDown},this.mouseWheelOptions);if(OpenLayers.Control.PinchZoom){this.pinchZoom=new OpenLayers.Control.PinchZoom(OpenLayers.Util.extend({map:this.map},this.pinchZoomOptions));}},defaultClick:function(evt){if(evt.lastTouches&&evt.lastTouches.length==2){this.map.zoomOut();}},defaultDblClick:function(evt){var newCenter=this.map.getLonLatFromViewPortPx(evt.xy);this.map.setCenter(newCenter,this.map.zoom+1);},defaultDblRightClick:function(evt){var newCenter=this.map.getLonLatFromViewPortPx(evt.xy);this.map.setCenter(newCenter,this.map.zoom-1);},wheelChange:function(evt,deltaZ){var currentZoom=this.map.getZoom();var newZoom=this.map.getZoom()+Math.round(deltaZ);newZoom=Math.max(newZoom,0);newZoom=Math.min(newZoom,this.map.getNumZoomLevels());if(newZoom===currentZoom){return;} var size=this.map.getSize();var deltaX=size.w/2-evt.xy.x;var deltaY=evt.xy.y-size.h/2;var newRes=this.map.baseLayer.getResolutionForZoom(newZoom);var zoomPoint=this.map.getLonLatFromPixel(evt.xy);var newCenter=new OpenLayers.LonLat(zoomPoint.lon+deltaX*newRes,zoomPoint.lat+deltaY*newRes);this.map.setCenter(newCenter,newZoom);},wheelUp:function(evt,delta){this.wheelChange(evt,delta||1);},wheelDown:function(evt,delta){this.wheelChange(evt,delta||-1);},disableZoomBox:function(){this.zoomBoxEnabled=false;this.zoomBox.deactivate();},enableZoomBox:function(){this.zoomBoxEnabled=true;if(this.active){this.zoomBox.activate();}},disableZoomWheel:function(){this.zoomWheelEnabled=false;this.handlers.wheel.deactivate();},enableZoomWheel:function(){this.zoomWheelEnabled=true;if(this.active){this.handlers.wheel.activate();}},CLASS_NAME:"OpenLayers.Control.Navigation"});OpenLayers.StyleMap=OpenLayers.Class({styles:null,extendDefault:true,initialize:function(style,options){this.styles={"default":new OpenLayers.Style(OpenLayers.Feature.Vector.style["default"]),"select":new OpenLayers.Style(OpenLayers.Feature.Vector.style["select"]),"temporary":new OpenLayers.Style(OpenLayers.Feature.Vector.style["temporary"]),"delete":new OpenLayers.Style(OpenLayers.Feature.Vector.style["delete"])};if(style instanceof OpenLayers.Style){this.styles["default"]=style;this.styles["select"]=style;this.styles["temporary"]=style;this.styles["delete"]=style;}else if(typeof style=="object"){for(var key in style){if(style[key]instanceof OpenLayers.Style){this.styles[key]=style[key];}else if(typeof style[key]=="object"){this.styles[key]=new OpenLayers.Style(style[key]);}else{this.styles["default"]=new OpenLayers.Style(style);this.styles["select"]=new OpenLayers.Style(style);this.styles["temporary"]=new OpenLayers.Style(style);this.styles["delete"]=new OpenLayers.Style(style);break;}}} OpenLayers.Util.extend(this,options);},destroy:function(){for(var key in this.styles){this.styles[key].destroy();} this.styles=null;},createSymbolizer:function(feature,intent){if(!feature){feature=new OpenLayers.Feature.Vector();} if(!this.styles[intent]){intent="default";} feature.renderIntent=intent;var defaultSymbolizer={};if(this.extendDefault&&intent!="default"){defaultSymbolizer=this.styles["default"].createSymbolizer(feature);} return OpenLayers.Util.extend(defaultSymbolizer,this.styles[intent].createSymbolizer(feature));},addUniqueValueRules:function(renderIntent,property,symbolizers,context){var rules=[];for(var value in symbolizers){rules.push(new OpenLayers.Rule({symbolizer:symbolizers[value],context:context,filter:new OpenLayers.Filter.Comparison({type:OpenLayers.Filter.Comparison.EQUAL_TO,property:property,value:value})}));} this.styles[renderIntent].addRules(rules);},CLASS_NAME:"OpenLayers.StyleMap"});OpenLayers.Layer.Vector=OpenLayers.Class(OpenLayers.Layer,{EVENT_TYPES:["beforefeatureadded","beforefeaturesadded","featureadded","featuresadded","beforefeatureremoved","beforefeaturesremoved","featureremoved","featuresremoved","beforefeatureselected","featureselected","featureunselected","beforefeaturemodified","featuremodified","afterfeaturemodified","vertexmodified","vertexremoved","sketchstarted","sketchmodified","sketchcomplete","refresh"],isBaseLayer:false,isFixed:false,features:null,filter:null,selectedFeatures:null,unrenderedFeatures:null,reportError:true,style:null,styleMap:null,strategies:null,protocol:null,renderers:['SVG','VML','Canvas'],renderer:null,rendererOptions:null,geometryType:null,drawn:false,initialize:function(name,options){this.EVENT_TYPES=OpenLayers.Layer.Vector.prototype.EVENT_TYPES.concat(OpenLayers.Layer.prototype.EVENT_TYPES);OpenLayers.Layer.prototype.initialize.apply(this,arguments);if(!this.renderer||!this.renderer.supported()){this.assignRenderer();} if(!this.renderer||!this.renderer.supported()){this.renderer=null;this.displayError();} if(!this.styleMap){this.styleMap=new OpenLayers.StyleMap();} this.features=[];this.selectedFeatures=[];this.unrenderedFeatures={};if(this.strategies){for(var i=0,len=this.strategies.length;i<len;i++){this.strategies[i].setLayer(this);}}},destroy:function(){if(this.strategies){var strategy,i,len;for(i=0,len=this.strategies.length;i<len;i++){strategy=this.strategies[i];if(strategy.autoDestroy){strategy.destroy();}} this.strategies=null;} if(this.protocol){if(this.protocol.autoDestroy){this.protocol.destroy();} this.protocol=null;} this.destroyFeatures();this.features=null;this.selectedFeatures=null;this.unrenderedFeatures=null;if(this.renderer){this.renderer.destroy();} this.renderer=null;this.geometryType=null;this.drawn=null;OpenLayers.Layer.prototype.destroy.apply(this,arguments);},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.Vector(this.name,this.getOptions());} obj=OpenLayers.Layer.prototype.clone.apply(this,[obj]);var features=this.features;var len=features.length;var clonedFeatures=new Array(len);for(var i=0;i<len;++i){clonedFeatures[i]=features[i].clone();} obj.features=clonedFeatures;return obj;},refresh:function(obj){if(this.calculateInRange()&&this.visibility){this.events.triggerEvent("refresh",obj);}},assignRenderer:function(){for(var i=0,len=this.renderers.length;i<len;i++){var rendererClass=this.renderers[i];var renderer=(typeof rendererClass=="function")?rendererClass:OpenLayers.Renderer[rendererClass];if(renderer&&renderer.prototype.supported()){this.renderer=new renderer(this.div,this.rendererOptions);break;}}},displayError:function(){if(this.reportError){OpenLayers.Console.userError(OpenLayers.i18n("browserNotSupported",{'renderers':this.renderers.join("\n")}));}},setMap:function(map){OpenLayers.Layer.prototype.setMap.apply(this,arguments);if(!this.renderer){this.map.removeLayer(this);}else{this.renderer.map=this.map;this.renderer.setSize(this.map.getSize());}},afterAdd:function(){if(this.strategies){var strategy,i,len;for(i=0,len=this.strategies.length;i<len;i++){strategy=this.strategies[i];if(strategy.autoActivate){strategy.activate();}}}},removeMap:function(map){this.drawn=false;if(this.strategies){var strategy,i,len;for(i=0,len=this.strategies.length;i<len;i++){strategy=this.strategies[i];if(strategy.autoActivate){strategy.deactivate();}}}},onMapResize:function(){OpenLayers.Layer.prototype.onMapResize.apply(this,arguments);this.renderer.setSize(this.map.getSize());},moveTo:function(bounds,zoomChanged,dragging){OpenLayers.Layer.prototype.moveTo.apply(this,arguments);var ng=(OpenLayers.Renderer.NG&&this.renderer instanceof OpenLayers.Renderer.NG);if(ng){dragging||this.renderer.updateDimensions(zoomChanged);}else{var coordSysUnchanged=true;if(!dragging){this.renderer.root.style.visibility="hidden";this.div.style.left=-parseInt(this.map.layerContainerDiv.style.left)+"px";this.div.style.top=-parseInt(this.map.layerContainerDiv.style.top)+"px";var extent=this.map.getExtent();coordSysUnchanged=this.renderer.setExtent(extent,zoomChanged);this.renderer.root.style.visibility="visible";if(OpenLayers.IS_GECKO===true){this.div.scrollLeft=this.div.scrollLeft;} if(!zoomChanged&&coordSysUnchanged){for(var i in this.unrenderedFeatures){var feature=this.unrenderedFeatures[i];this.drawFeature(feature);}}}} if(!this.drawn||(!ng&&(zoomChanged||!coordSysUnchanged))){this.drawn=true;var feature;for(var i=0,len=this.features.length;i<len;i++){this.renderer.locked=(i!==(len-1));feature=this.features[i];this.drawFeature(feature);}}},redraw:function(){if(OpenLayers.Renderer.NG&&this.renderer instanceof OpenLayers.Renderer.NG){this.drawn=false;} return OpenLayers.Layer.prototype.redraw.apply(this,arguments);},display:function(display){OpenLayers.Layer.prototype.display.apply(this,arguments);var currentDisplay=this.div.style.display;if(currentDisplay!=this.renderer.root.style.display){this.renderer.root.style.display=currentDisplay;}},addFeatures:function(features,options){if(!(OpenLayers.Util.isArray(features))){features=[features];} var notify=!options||!options.silent;if(notify){var event={features:features};var ret=this.events.triggerEvent("beforefeaturesadded",event);if(ret===false){return;} features=event.features;} var featuresAdded=[];for(var i=0,len=features.length;i<len;i++){if(i!=(features.length-1)){this.renderer.locked=true;}else{this.renderer.locked=false;} var feature=features[i];if(this.geometryType&&!(feature.geometry instanceof this.geometryType)){var throwStr=OpenLayers.i18n('componentShouldBe',{'geomType':this.geometryType.prototype.CLASS_NAME});throw throwStr;} feature.layer=this;if(!feature.style&&this.style){feature.style=OpenLayers.Util.extend({},this.style);} if(notify){if(this.events.triggerEvent("beforefeatureadded",{feature:feature})===false){continue;} this.preFeatureInsert(feature);} featuresAdded.push(feature);this.features.push(feature);this.drawFeature(feature);if(notify){this.events.triggerEvent("featureadded",{feature:feature});this.onFeatureInsert(feature);}} if(notify){this.events.triggerEvent("featuresadded",{features:featuresAdded});}},removeFeatures:function(features,options){if(!features||features.length===0){return;} if(features===this.features){return this.removeAllFeatures(options);} if(!(OpenLayers.Util.isArray(features))){features=[features];} if(features===this.selectedFeatures){features=features.slice();} var notify=!options||!options.silent;if(notify){this.events.triggerEvent("beforefeaturesremoved",{features:features});} for(var i=features.length-1;i>=0;i--){if(i!=0&&features[i-1].geometry){this.renderer.locked=true;}else{this.renderer.locked=false;} var feature=features[i];delete this.unrenderedFeatures[feature.id];if(notify){this.events.triggerEvent("beforefeatureremoved",{feature:feature});} this.features=OpenLayers.Util.removeItem(this.features,feature);feature.layer=null;if(feature.geometry){this.renderer.eraseFeatures(feature);} if(OpenLayers.Util.indexOf(this.selectedFeatures,feature)!=-1){OpenLayers.Util.removeItem(this.selectedFeatures,feature);} if(notify){this.events.triggerEvent("featureremoved",{feature:feature});}} if(notify){this.events.triggerEvent("featuresremoved",{features:features});}},removeAllFeatures:function(options){var notify=!options||!options.silent;var features=this.features;if(notify){this.events.triggerEvent("beforefeaturesremoved",{features:features});} var feature;for(var i=features.length-1;i>=0;i--){feature=features[i];if(notify){this.events.triggerEvent("beforefeatureremoved",{feature:feature});} feature.layer=null;if(notify){this.events.triggerEvent("featureremoved",{feature:feature});}} this.renderer.clear();this.features=[];this.unrenderedFeatures={};this.selectedFeatures=[];if(notify){this.events.triggerEvent("featuresremoved",{features:features});}},destroyFeatures:function(features,options){var all=(features==undefined);if(all){features=this.features;} if(features){this.removeFeatures(features,options);for(var i=features.length-1;i>=0;i--){features[i].destroy();}}},drawFeature:function(feature,style){if(!this.drawn){return;} if(typeof style!="object"){if(!style&&feature.state===OpenLayers.State.DELETE){style="delete";} var renderIntent=style||feature.renderIntent;style=feature.style||this.style;if(!style){style=this.styleMap.createSymbolizer(feature,renderIntent);}} var drawn=this.renderer.drawFeature(feature,style);if(drawn===false||drawn===null){this.unrenderedFeatures[feature.id]=feature;}else{delete this.unrenderedFeatures[feature.id];}},eraseFeatures:function(features){this.renderer.eraseFeatures(features);},getFeatureFromEvent:function(evt){if(!this.renderer){OpenLayers.Console.error(OpenLayers.i18n("getFeatureError"));return null;} var feature=null;var featureId=this.renderer.getFeatureIdFromEvent(evt);if(featureId){if(typeof featureId==="string"){feature=this.getFeatureById(featureId);}else{feature=featureId;}} return feature;},getFeatureBy:function(property,value){var feature=null;for(var i=0,len=this.features.length;i<len;++i){if(this.features[i][property]==value){feature=this.features[i];break;}} return feature;},getFeatureById:function(featureId){return this.getFeatureBy('id',featureId);},getFeatureByFid:function(featureFid){return this.getFeatureBy('fid',featureFid);},getFeaturesByAttribute:function(attrName,attrValue){var i,feature,len=this.features.length,foundFeatures=[];for(i=0;i<len;i++){feature=this.features[i];if(feature&&feature.attributes){if(feature.attributes[attrName]===attrValue){foundFeatures.push(feature);}}} return foundFeatures;},onFeatureInsert:function(feature){},preFeatureInsert:function(feature){},getDataExtent:function(){var maxExtent=null;var features=this.features;if(features&&(features.length>0)){var geometry=null;for(var i=0,len=features.length;i<len;i++){geometry=features[i].geometry;if(geometry){if(maxExtent===null){maxExtent=new OpenLayers.Bounds();} maxExtent.extend(geometry.getBounds());}}} return maxExtent;},CLASS_NAME:"OpenLayers.Layer.Vector"});OpenLayers.Layer.Vector.RootContainer=OpenLayers.Class(OpenLayers.Layer.Vector,{displayInLayerSwitcher:false,layers:null,initialize:function(name,options){OpenLayers.Layer.Vector.prototype.initialize.apply(this,arguments);},display:function(){},getFeatureFromEvent:function(evt){var layers=this.layers;var feature;for(var i=0;i<layers.length;i++){feature=layers[i].getFeatureFromEvent(evt);if(feature){return feature;}}},setMap:function(map){OpenLayers.Layer.Vector.prototype.setMap.apply(this,arguments);this.collectRoots();map.events.register("changelayer",this,this.handleChangeLayer);},removeMap:function(map){map.events.unregister("changelayer",this,this.handleChangeLayer);this.resetRoots();OpenLayers.Layer.Vector.prototype.removeMap.apply(this,arguments);},collectRoots:function(){var layer;for(var i=0;i<this.map.layers.length;++i){layer=this.map.layers[i];if(OpenLayers.Util.indexOf(this.layers,layer)!=-1){layer.renderer.moveRoot(this.renderer);}}},resetRoots:function(){var layer;for(var i=0;i<this.layers.length;++i){layer=this.layers[i];if(this.renderer&&layer.renderer.getRenderLayerId()==this.id){this.renderer.moveRoot(layer.renderer);}}},handleChangeLayer:function(evt){var layer=evt.layer;if(evt.property=="order"&&OpenLayers.Util.indexOf(this.layers,layer)!=-1){this.resetRoots();this.collectRoots();}},CLASS_NAME:"OpenLayers.Layer.Vector.RootContainer"});OpenLayers.Filter.Logical=OpenLayers.Class(OpenLayers.Filter,{filters:null,type:null,initialize:function(options){this.filters=[];OpenLayers.Filter.prototype.initialize.apply(this,[options]);},destroy:function(){this.filters=null;OpenLayers.Filter.prototype.destroy.apply(this);},evaluate:function(context){var i,len;switch(this.type){case OpenLayers.Filter.Logical.AND:for(i=0,len=this.filters.length;i<len;i++){if(this.filters[i].evaluate(context)==false){return false;}} return true;case OpenLayers.Filter.Logical.OR:for(i=0,len=this.filters.length;i<len;i++){if(this.filters[i].evaluate(context)==true){return true;}} return false;case OpenLayers.Filter.Logical.NOT:return(!this.filters[0].evaluate(context));} return undefined;},clone:function(){var filters=[];for(var i=0,len=this.filters.length;i<len;++i){filters.push(this.filters[i].clone());} return new OpenLayers.Filter.Logical({type:this.type,filters:filters});},CLASS_NAME:"OpenLayers.Filter.Logical"});OpenLayers.Filter.Logical.AND="&&";OpenLayers.Filter.Logical.OR="||";OpenLayers.Filter.Logical.NOT="!";OpenLayers.Tile=OpenLayers.Class({EVENT_TYPES:["loadstart","loadend","reload","unload"],events:null,id:null,layer:null,url:null,bounds:null,size:null,position:null,isLoading:false,initialize:function(layer,position,bounds,url,size,options){this.layer=layer;this.position=position.clone();this.bounds=bounds.clone();this.url=url;if(size){this.size=size.clone();} this.id=OpenLayers.Util.createUniqueID("Tile_");this.events=new OpenLayers.Events(this,null,this.EVENT_TYPES);OpenLayers.Util.extend(this,options);},unload:function(){if(this.isLoading){this.isLoading=false;this.events.triggerEvent("unload");}},destroy:function(){this.layer=null;this.bounds=null;this.size=null;this.position=null;this.events.destroy();this.events=null;},clone:function(obj){if(obj==null){obj=new OpenLayers.Tile(this.layer,this.position,this.bounds,this.url,this.size);} OpenLayers.Util.applyDefaults(obj,this);return obj;},draw:function(){var maxExtent=this.layer.maxExtent;var withinMaxExtent=(maxExtent&&this.bounds.intersectsBounds(maxExtent,false));this.shouldDraw=(withinMaxExtent||this.layer.displayOutsideMaxExtent);this.clear();return this.shouldDraw;},moveTo:function(bounds,position,redraw){if(redraw==null){redraw=true;} this.bounds=bounds.clone();this.position=position.clone();if(redraw){this.draw();}},clear:function(){},getBoundsFromBaseLayer:function(position){var msg=OpenLayers.i18n('reprojectDeprecated',{'layerName':this.layer.name});OpenLayers.Console.warn(msg);var topLeft=this.layer.map.getLonLatFromLayerPx(position);var bottomRightPx=position.clone();bottomRightPx.x+=this.size.w;bottomRightPx.y+=this.size.h;var bottomRight=this.layer.map.getLonLatFromLayerPx(bottomRightPx);if(topLeft.lon>bottomRight.lon){if(topLeft.lon<0){topLeft.lon=-180-(topLeft.lon+180);}else{bottomRight.lon=180+bottomRight.lon+180;}} var bounds=new OpenLayers.Bounds(topLeft.lon,bottomRight.lat,bottomRight.lon,topLeft.lat);return bounds;},showTile:function(){if(this.shouldDraw){this.show();}},show:function(){},hide:function(){},CLASS_NAME:"OpenLayers.Tile"});OpenLayers.Tile.Image=OpenLayers.Class(OpenLayers.Tile,{url:null,imgDiv:null,frame:null,layerAlphaHack:null,isBackBuffer:false,isFirstDraw:true,backBufferTile:null,maxGetUrlLength:null,initialize:function(layer,position,bounds,url,size,options){OpenLayers.Tile.prototype.initialize.apply(this,arguments);if(this.maxGetUrlLength!=null){OpenLayers.Util.extend(this,OpenLayers.Tile.Image.IFrame);} this.url=url;this.frame=document.createElement('div');this.frame.style.overflow='hidden';this.frame.style.position='absolute';this.layerAlphaHack=this.layer.alpha&&OpenLayers.Util.alphaHack();},destroy:function(){if(this.imgDiv!=null){this.removeImgDiv();} this.imgDiv=null;if((this.frame!=null)&&(this.frame.parentNode==this.layer.div)){this.layer.div.removeChild(this.frame);} this.frame=null;if(this.backBufferTile){this.backBufferTile.destroy();this.backBufferTile=null;} this.layer.events.unregister("loadend",this,this.resetBackBuffer);OpenLayers.Tile.prototype.destroy.apply(this,arguments);},clone:function(obj){if(obj==null){obj=new OpenLayers.Tile.Image(this.layer,this.position,this.bounds,this.url,this.size);} obj=OpenLayers.Tile.prototype.clone.apply(this,[obj]);obj.imgDiv=null;return obj;},draw:function(){if(this.layer!=this.layer.map.baseLayer&&this.layer.reproject){this.bounds=this.getBoundsFromBaseLayer(this.position);} var drawTile=OpenLayers.Tile.prototype.draw.apply(this,arguments);if((OpenLayers.Util.indexOf(this.layer.SUPPORTED_TRANSITIONS,this.layer.transitionEffect)!=-1)||this.layer.singleTile){if(drawTile){if(!this.backBufferTile){this.backBufferTile=this.clone();this.backBufferTile.hide();this.backBufferTile.isBackBuffer=true;this.events.register('loadend',this,this.resetBackBuffer);this.layer.events.register("loadend",this,this.resetBackBuffer);} this.startTransition();}else{if(this.backBufferTile){this.backBufferTile.clear();}}}else{if(drawTile&&this.isFirstDraw){this.events.register('loadend',this,this.showTile);this.isFirstDraw=false;}} if(!drawTile){return false;} if(this.isLoading){this.events.triggerEvent("reload");}else{this.isLoading=true;this.events.triggerEvent("loadstart");} return this.renderTile();},resetBackBuffer:function(){this.showTile();if(this.backBufferTile&&(this.isFirstDraw||!this.layer.numLoadingTiles)){this.isFirstDraw=false;var maxExtent=this.layer.maxExtent;var withinMaxExtent=(maxExtent&&this.bounds.intersectsBounds(maxExtent,false));if(withinMaxExtent){this.backBufferTile.position=this.position;this.backBufferTile.bounds=this.bounds;this.backBufferTile.size=this.size;this.backBufferTile.imageSize=this.layer.getImageSize(this.bounds)||this.size;this.backBufferTile.imageOffset=this.layer.imageOffset;this.backBufferTile.resolution=this.layer.getResolution();this.backBufferTile.renderTile();} this.backBufferTile.hide();}},renderTile:function(){if(this.layer.async){this.initImgDiv();this.layer.getURLasync(this.bounds,this,"url",this.positionImage);}else{this.url=this.layer.getURL(this.bounds);this.initImgDiv();this.positionImage();} return true;},positionImage:function(){if(this.layer===null){return;} OpenLayers.Util.modifyDOMElement(this.frame,null,this.position,this.size);var imageSize=this.layer.getImageSize(this.bounds);if(this.layerAlphaHack){OpenLayers.Util.modifyAlphaImageDiv(this.imgDiv,null,null,imageSize,this.url);}else{OpenLayers.Util.modifyDOMElement(this.imgDiv,null,null,imageSize);this.imgDiv.src=this.url;}},clear:function(){if(this.imgDiv){this.hide();if(OpenLayers.Tile.Image.useBlankTile){this.imgDiv.src=OpenLayers.Util.getImagesLocation()+"blank.gif";}}},initImgDiv:function(){if(this.imgDiv==null){var offset=this.layer.imageOffset;var size=this.layer.getImageSize(this.bounds);if(this.layerAlphaHack){this.imgDiv=OpenLayers.Util.createAlphaImageDiv(null,offset,size,null,"relative",null,null,null,true);}else{this.imgDiv=OpenLayers.Util.createImage(null,offset,size,null,"relative",null,null,true);} if(OpenLayers.Util.isArray(this.layer.url)){this.imgDiv.urls=this.layer.url.slice();} this.imgDiv.className='olTileImage';this.frame.style.zIndex=this.isBackBuffer?0:1;this.frame.appendChild(this.imgDiv);this.layer.div.appendChild(this.frame);if(this.layer.opacity!=null){OpenLayers.Util.modifyDOMElement(this.imgDiv,null,null,null,null,null,null,this.layer.opacity);} this.imgDiv.map=this.layer.map;var onload=function(){if(this.isLoading){this.isLoading=false;this.events.triggerEvent("loadend");}};if(this.layerAlphaHack){OpenLayers.Event.observe(this.imgDiv.childNodes[0],'load',OpenLayers.Function.bind(onload,this));}else{OpenLayers.Event.observe(this.imgDiv,'load',OpenLayers.Function.bind(onload,this));} var onerror=function(){if(this.imgDiv._attempts>OpenLayers.IMAGE_RELOAD_ATTEMPTS){onload.call(this);}};OpenLayers.Event.observe(this.imgDiv,"error",OpenLayers.Function.bind(onerror,this));} this.imgDiv.viewRequestID=this.layer.map.viewRequestID;},removeImgDiv:function(){OpenLayers.Event.stopObservingElement(this.imgDiv);if(this.imgDiv.parentNode==this.frame){this.frame.removeChild(this.imgDiv);this.imgDiv.map=null;} this.imgDiv.urls=null;var child=this.imgDiv.firstChild;if(child){OpenLayers.Event.stopObservingElement(child);this.imgDiv.removeChild(child);delete child;}else{this.imgDiv.src=OpenLayers.Util.getImagesLocation()+"blank.gif";}},checkImgURL:function(){if(this.layer){var loaded=this.layerAlphaHack?this.imgDiv.firstChild.src:this.imgDiv.src;if(!OpenLayers.Util.isEquivalentUrl(loaded,this.url)){this.hide();}}},startTransition:function(){if(!this.backBufferTile||!this.backBufferTile.imgDiv){return;} var ratio=1;if(this.backBufferTile.resolution){ratio=this.backBufferTile.resolution/this.layer.getResolution();} if(ratio!=1){if(this.layer.transitionEffect=='resize'){var upperLeft=new OpenLayers.LonLat(this.backBufferTile.bounds.left,this.backBufferTile.bounds.top);var size=new OpenLayers.Size(this.backBufferTile.size.w*ratio,this.backBufferTile.size.h*ratio);var px=this.layer.map.getLayerPxFromLonLat(upperLeft);OpenLayers.Util.modifyDOMElement(this.backBufferTile.frame,null,px,size);var imageSize=this.backBufferTile.imageSize;imageSize=new OpenLayers.Size(imageSize.w*ratio,imageSize.h*ratio);var imageOffset=this.backBufferTile.imageOffset;if(imageOffset){imageOffset=new OpenLayers.Pixel(imageOffset.x*ratio,imageOffset.y*ratio);} OpenLayers.Util.modifyDOMElement(this.backBufferTile.imgDiv,null,imageOffset,imageSize);this.backBufferTile.show();}}else{if(this.layer.singleTile){this.backBufferTile.show();}else{this.backBufferTile.hide();}}},show:function(){this.frame.style.display='';if(OpenLayers.Util.indexOf(this.layer.SUPPORTED_TRANSITIONS,this.layer.transitionEffect)!=-1){if(OpenLayers.IS_GECKO===true){this.frame.scrollLeft=this.frame.scrollLeft;}}},hide:function(){this.frame.style.display='none';},CLASS_NAME:"OpenLayers.Tile.Image"});OpenLayers.Tile.Image.useBlankTile=(OpenLayers.BROWSER_NAME=="safari"||OpenLayers.BROWSER_NAME=="opera");OpenLayers.Layer.XYZ=OpenLayers.Class(OpenLayers.Layer.Grid,{isBaseLayer:true,sphericalMercator:false,zoomOffset:0,serverResolutions:null,initialize:function(name,url,options){if(options&&options.sphericalMercator||this.sphericalMercator){options=OpenLayers.Util.extend({maxExtent:new OpenLayers.Bounds(-128*156543.03390625,-128*156543.03390625,128*156543.03390625,128*156543.03390625),maxResolution:156543.03390625,numZoomLevels:19,units:"m",projection:"EPSG:900913"},options);} url=url||this.url;name=name||this.name;var newArguments=[name,url,{},options];OpenLayers.Layer.Grid.prototype.initialize.apply(this,newArguments);},clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.XYZ(this.name,this.url,this.getOptions());} obj=OpenLayers.Layer.Grid.prototype.clone.apply(this,[obj]);return obj;},getURL:function(bounds){var xyz=this.getXYZ(bounds);var url=this.url;if(OpenLayers.Util.isArray(url)){var s=''+xyz.x+xyz.y+xyz.z;url=this.selectUrl(s,url);} return OpenLayers.String.format(url,xyz);},getXYZ:function(bounds){var res=this.map.getResolution();var x=Math.round((bounds.left-this.maxExtent.left)/(res*this.tileSize.w));var y=Math.round((this.maxExtent.top-bounds.top)/(res*this.tileSize.h));var z=this.serverResolutions!=null?OpenLayers.Util.indexOf(this.serverResolutions,res):this.map.getZoom()+this.zoomOffset;var limit=Math.pow(2,z);if(this.wrapDateLine) {x=((x%limit)+limit)%limit;} return{'x':x,'y':y,'z':z};},setMap:function(map){OpenLayers.Layer.Grid.prototype.setMap.apply(this,arguments);if(!this.tileOrigin){this.tileOrigin=new OpenLayers.LonLat(this.maxExtent.left,this.maxExtent.bottom);}},CLASS_NAME:"OpenLayers.Layer.XYZ"});OpenLayers.Layer.OSM=OpenLayers.Class(OpenLayers.Layer.XYZ,{name:"OpenStreetMap",attribution:"Data CC-By-SA by <a href='http://openstreetmap.org/'>OpenStreetMap</a>",sphericalMercator:true,url:'http://tile.openstreetmap.org/${z}/${x}/${y}.png',clone:function(obj){if(obj==null){obj=new OpenLayers.Layer.OSM(this.name,this.url,this.getOptions());} obj=OpenLayers.Layer.XYZ.prototype.clone.apply(this,[obj]);return obj;},wrapDateLine:true,CLASS_NAME:"OpenLayers.Layer.OSM"});OpenLayers.Renderer.Canvas=OpenLayers.Class(OpenLayers.Renderer,{hitDetection:true,hitOverflow:0,canvas:null,features:null,pendingRedraw:false,initialize:function(containerID,options){OpenLayers.Renderer.prototype.initialize.apply(this,arguments);this.root=document.createElement("canvas");this.container.appendChild(this.root);this.canvas=this.root.getContext("2d");this.features={};if(this.hitDetection){this.hitCanvas=document.createElement("canvas");this.hitContext=this.hitCanvas.getContext("2d");}},eraseGeometry:function(geometry,featureId){this.eraseFeatures(this.features[featureId][0]);},supported:function(){var canvas=document.createElement("canvas");return!!canvas.getContext;},setSize:function(size){this.size=size.clone();var root=this.root;root.style.width=size.w+"px";root.style.height=size.h+"px";root.width=size.w;root.height=size.h;this.resolution=null;if(this.hitDetection){var hitCanvas=this.hitCanvas;hitCanvas.style.width=size.w+"px";hitCanvas.style.height=size.h+"px";hitCanvas.width=size.w;hitCanvas.height=size.h;}},drawFeature:function(feature,style){var rendered;if(feature.geometry){style=this.applyDefaultSymbolizer(style||feature.style);var bounds=feature.geometry.getBounds();rendered=(style.display!=="none")&&!!bounds&&bounds.intersectsBounds(this.extent);if(rendered){this.features[feature.id]=[feature,style];} else{delete(this.features[feature.id]);} this.pendingRedraw=true;} if(this.pendingRedraw&&!this.locked){this.redraw();this.pendingRedraw=false;} return rendered;},drawGeometry:function(geometry,style,featureId){var className=geometry.CLASS_NAME;if((className=="OpenLayers.Geometry.Collection")||(className=="OpenLayers.Geometry.MultiPoint")||(className=="OpenLayers.Geometry.MultiLineString")||(className=="OpenLayers.Geometry.MultiPolygon")){for(var i=0;i<geometry.components.length;i++){this.drawGeometry(geometry.components[i],style,featureId);} return;} switch(geometry.CLASS_NAME){case"OpenLayers.Geometry.Point":this.drawPoint(geometry,style,featureId);break;case"OpenLayers.Geometry.LineString":this.drawLineString(geometry,style,featureId);break;case"OpenLayers.Geometry.LinearRing":this.drawLinearRing(geometry,style,featureId);break;case"OpenLayers.Geometry.Polygon":this.drawPolygon(geometry,style,featureId);break;default:break;}},drawExternalGraphic:function(geometry,style,featureId){var img=new Image();if(style.graphicTitle){img.title=style.graphicTitle;} var width=style.graphicWidth||style.graphicHeight;var height=style.graphicHeight||style.graphicWidth;width=width?width:style.pointRadius*2;height=height?height:style.pointRadius*2;var xOffset=(style.graphicXOffset!=undefined)?style.graphicXOffset:-(0.5*width);var yOffset=(style.graphicYOffset!=undefined)?style.graphicYOffset:-(0.5*height);var opacity=style.graphicOpacity||style.fillOpacity;var onLoad=function(){if(!this.features[featureId]){return;} var pt=this.getLocalXY(geometry);var p0=pt[0];var p1=pt[1];if(!isNaN(p0)&&!isNaN(p1)){var x=(p0+xOffset)|0;var y=(p1+yOffset)|0;var canvas=this.canvas;canvas.globalAlpha=opacity;var factor=OpenLayers.Renderer.Canvas.drawImageScaleFactor||(OpenLayers.Renderer.Canvas.drawImageScaleFactor=/android 2.1/.test(navigator.userAgent.toLowerCase())?320/window.screen.width:1);canvas.drawImage(img,x*factor,y*factor,width*factor,height*factor);if(this.hitDetection){this.setHitContextStyle("fill",featureId);this.hitContext.fillRect(x,y,width,height);}}};img.onload=OpenLayers.Function.bind(onLoad,this);img.src=style.externalGraphic;},setCanvasStyle:function(type,style){if(type==="fill"){this.canvas.globalAlpha=style['fillOpacity'];this.canvas.fillStyle=style['fillColor'];}else if(type==="stroke"){this.canvas.globalAlpha=style['strokeOpacity'];this.canvas.strokeStyle=style['strokeColor'];this.canvas.lineWidth=style['strokeWidth'];}else{this.canvas.globalAlpha=0;this.canvas.lineWidth=1;}},featureIdToHex:function(featureId){var id=Number(featureId.split("_").pop())+1;if(id>=16777216){this.hitOverflow=id-16777215;id=id%16777216+1;} var hex="000000"+id.toString(16);var len=hex.length;hex="#"+hex.substring(len-6,len);return hex;},setHitContextStyle:function(type,featureId,symbolizer){var hex=this.featureIdToHex(featureId);if(type=="fill"){this.hitContext.globalAlpha=1.0;this.hitContext.fillStyle=hex;}else if(type=="stroke"){this.hitContext.globalAlpha=1.0;this.hitContext.strokeStyle=hex;this.hitContext.lineWidth=symbolizer.strokeWidth+2;}else{this.hitContext.globalAlpha=0;this.hitContext.lineWidth=1;}},drawPoint:function(geometry,style,featureId){if(style.graphic!==false){if(style.externalGraphic){this.drawExternalGraphic(geometry,style,featureId);}else{var pt=this.getLocalXY(geometry);var p0=pt[0];var p1=pt[1];if(!isNaN(p0)&&!isNaN(p1)){var twoPi=Math.PI*2;var radius=style.pointRadius;if(style.fill!==false){this.setCanvasStyle("fill",style);this.canvas.beginPath();this.canvas.arc(p0,p1,radius,0,twoPi,true);this.canvas.fill();if(this.hitDetection){this.setHitContextStyle("fill",featureId,style);this.hitContext.beginPath();this.hitContext.arc(p0,p1,radius,0,twoPi,true);this.hitContext.fill();}} if(style.stroke!==false){this.setCanvasStyle("stroke",style);this.canvas.beginPath();this.canvas.arc(p0,p1,radius,0,twoPi,true);this.canvas.stroke();if(this.hitDetection){this.setHitContextStyle("stroke",featureId,style);this.hitContext.beginPath();this.hitContext.arc(p0,p1,radius,0,twoPi,true);this.hitContext.stroke();} this.setCanvasStyle("reset");}}}}},drawLineString:function(geometry,style,featureId){style=OpenLayers.Util.applyDefaults({fill:false},style);this.drawLinearRing(geometry,style,featureId);},drawLinearRing:function(geometry,style,featureId){if(style.fill!==false){this.setCanvasStyle("fill",style);this.renderPath(this.canvas,geometry,style,featureId,"fill");if(this.hitDetection){this.setHitContextStyle("fill",featureId,style);this.renderPath(this.hitContext,geometry,style,featureId,"fill");}} if(style.stroke!==false){this.setCanvasStyle("stroke",style);this.renderPath(this.canvas,geometry,style,featureId,"stroke");if(this.hitDetection){this.setHitContextStyle("stroke",featureId,style);this.renderPath(this.hitContext,geometry,style,featureId,"stroke");}} this.setCanvasStyle("reset");},renderPath:function(context,geometry,style,featureId,type){var components=geometry.components;var len=components.length;context.beginPath();var start=this.getLocalXY(components[0]);var x=start[0];var y=start[1];if(!isNaN(x)&&!isNaN(y)){context.moveTo(start[0],start[1]);for(var i=1;i<len;++i){var pt=this.getLocalXY(components[i]);context.lineTo(pt[0],pt[1]);} if(type==="fill"){context.fill();}else{context.stroke();}}},drawPolygon:function(geometry,style,featureId){var components=geometry.components;var len=components.length;this.drawLinearRing(components[0],style,featureId);for(var i=1;i<len;++i){this.canvas.globalCompositeOperation="destination-out";if(this.hitDetection){this.hitContext.globalCompositeOperation="destination-out";} this.drawLinearRing(components[i],OpenLayers.Util.applyDefaults({stroke:false,fillOpacity:1.0},style),featureId);this.canvas.globalCompositeOperation="source-over";if(this.hitDetection){this.hitContext.globalCompositeOperation="source-over";} this.drawLinearRing(components[i],OpenLayers.Util.applyDefaults({fill:false},style),featureId);}},drawText:function(location,style){style=OpenLayers.Util.extend({fontColor:"#000000",labelAlign:"cm"},style);var pt=this.getLocalXY(location);this.setCanvasStyle("reset");this.canvas.fillStyle=style.fontColor;this.canvas.globalAlpha=style.fontOpacity||1.0;var fontStyle=[style.fontStyle?style.fontStyle:"normal","normal",style.fontWeight?style.fontWeight:"normal",style.fontSize?style.fontSize:"1em",style.fontFamily?style.fontFamily:"sans-serif"].join(" ");var labelRows=style.label.split('\n');var numRows=labelRows.length;if(this.canvas.fillText){this.canvas.font=fontStyle;this.canvas.textAlign=OpenLayers.Renderer.Canvas.LABEL_ALIGN[style.labelAlign[0]]||"center";this.canvas.textBaseline=OpenLayers.Renderer.Canvas.LABEL_ALIGN[style.labelAlign[1]]||"middle";var vfactor=OpenLayers.Renderer.Canvas.LABEL_FACTOR[style.labelAlign[1]];if(vfactor==null){vfactor=-.5;} var lineHeight=this.canvas.measureText('Mg').height||this.canvas.measureText('xx').width;pt[1]+=lineHeight*vfactor*(numRows-1);for(var i=0;i<numRows;i++){this.canvas.fillText(labelRows[i],pt[0],pt[1]+(lineHeight*i));}}else if(this.canvas.mozDrawText){this.canvas.mozTextStyle=fontStyle;var hfactor=OpenLayers.Renderer.Canvas.LABEL_FACTOR[style.labelAlign[0]];if(hfactor==null){hfactor=-.5;} var vfactor=OpenLayers.Renderer.Canvas.LABEL_FACTOR[style.labelAlign[1]];if(vfactor==null){vfactor=-.5;} var lineHeight=this.canvas.mozMeasureText('xx');pt[1]+=lineHeight*(1+(vfactor*numRows));for(var i=0;i<numRows;i++){var x=pt[0]+(hfactor*this.canvas.mozMeasureText(labelRows[i]));var y=pt[1]+(i*lineHeight);this.canvas.translate(x,y);this.canvas.mozDrawText(labelRows[i]);this.canvas.translate(-x,-y);}} this.setCanvasStyle("reset");},getLocalXY:function(point){var resolution=this.getResolution();var extent=this.extent;var x=(point.x/resolution+(-extent.left/resolution));var y=((extent.top/resolution)-point.y/resolution);return[x,y];},clear:function(){var height=this.root.height;var width=this.root.width;this.canvas.clearRect(0,0,width,height);this.features={};if(this.hitDetection){this.hitContext.clearRect(0,0,width,height);}},getFeatureIdFromEvent:function(evt){var feature=null;if(this.hitDetection){if(!this.map.dragging){var xy=evt.xy;var x=xy.x|0;var y=xy.y|0;var data=this.hitContext.getImageData(x,y,1,1).data;if(data[3]===255){var id=data[2]+(256*(data[1]+(256*data[0])));if(id){feature=this.features["OpenLayers.Feature.Vector_"+(id-1+this.hitOverflow)][0];}}}} return feature;},eraseFeatures:function(features){if(!(OpenLayers.Util.isArray(features))){features=[features];} for(var i=0;i<features.length;++i){delete this.features[features[i].id];} this.redraw();},redraw:function(){if(!this.locked){var height=this.root.height;var width=this.root.width;this.canvas.clearRect(0,0,width,height);if(this.hitDetection){this.hitContext.clearRect(0,0,width,height);} var labelMap=[];var feature,style;for(var id in this.features){if(!this.features.hasOwnProperty(id)){continue;} feature=this.features[id][0];style=this.features[id][1];this.drawGeometry(feature.geometry,style,feature.id);if(style.label){labelMap.push([feature,style]);}} var item;for(var i=0,len=labelMap.length;i<len;++i){item=labelMap[i];this.drawText(item[0].geometry.getCentroid(),item[1]);}}},CLASS_NAME:"OpenLayers.Renderer.Canvas"});OpenLayers.Renderer.Canvas.LABEL_ALIGN={"l":"left","r":"right","t":"top","b":"bottom"};OpenLayers.Renderer.Canvas.LABEL_FACTOR={"l":0,"r":-1,"t":0,"b":-1};OpenLayers.Renderer.Canvas.drawImageScaleFactor=null;OpenLayers.Renderer.SVG=OpenLayers.Class(OpenLayers.Renderer.Elements,{xmlns:"http://www.w3.org/2000/svg",xlinkns:"http://www.w3.org/1999/xlink",MAX_PIXEL:15000,translationParameters:null,symbolMetrics:null,initialize:function(containerID){if(!this.supported()){return;} OpenLayers.Renderer.Elements.prototype.initialize.apply(this,arguments);this.translationParameters={x:0,y:0};this.symbolMetrics={};},supported:function(){var svgFeature="http://www.w3.org/TR/SVG11/feature#";return(document.implementation&&(document.implementation.hasFeature("org.w3c.svg","1.0")||document.implementation.hasFeature(svgFeature+"SVG","1.1")||document.implementation.hasFeature(svgFeature+"BasicStructure","1.1")));},inValidRange:function(x,y,xyOnly){var left=x+(xyOnly?0:this.translationParameters.x);var top=y+(xyOnly?0:this.translationParameters.y);return(left>=-this.MAX_PIXEL&&left<=this.MAX_PIXEL&&top>=-this.MAX_PIXEL&&top<=this.MAX_PIXEL);},setExtent:function(extent,resolutionChanged){OpenLayers.Renderer.Elements.prototype.setExtent.apply(this,arguments);var resolution=this.getResolution();var left=-extent.left/resolution;var top=extent.top/resolution;if(resolutionChanged){this.left=left;this.top=top;var extentString="0 0 "+this.size.w+" "+this.size.h;this.rendererRoot.setAttributeNS(null,"viewBox",extentString);this.translate(0,0);return true;}else{var inRange=this.translate(left-this.left,top-this.top);if(!inRange){this.setExtent(extent,true);} return inRange;}},translate:function(x,y){if(!this.inValidRange(x,y,true)){return false;}else{var transformString="";if(x||y){transformString="translate("+x+","+y+")";} this.root.setAttributeNS(null,"transform",transformString);this.translationParameters={x:x,y:y};return true;}},setSize:function(size){OpenLayers.Renderer.prototype.setSize.apply(this,arguments);this.rendererRoot.setAttributeNS(null,"width",this.size.w);this.rendererRoot.setAttributeNS(null,"height",this.size.h);},getNodeType:function(geometry,style){var nodeType=null;switch(geometry.CLASS_NAME){case"OpenLayers.Geometry.Point":if(style.externalGraphic){nodeType="image";}else if(this.isComplexSymbol(style.graphicName)){nodeType="svg";}else{nodeType="circle";} break;case"OpenLayers.Geometry.Rectangle":nodeType="rect";break;case"OpenLayers.Geometry.LineString":nodeType="polyline";break;case"OpenLayers.Geometry.LinearRing":nodeType="polygon";break;case"OpenLayers.Geometry.Polygon":case"OpenLayers.Geometry.Curve":case"OpenLayers.Geometry.Surface":nodeType="path";break;default:break;} return nodeType;},setStyle:function(node,style,options){style=style||node._style;options=options||node._options;var r=parseFloat(node.getAttributeNS(null,"r"));var widthFactor=1;var pos;if(node._geometryClass=="OpenLayers.Geometry.Point"&&r){node.style.visibility="";if(style.graphic===false){node.style.visibility="hidden";}else if(style.externalGraphic){pos=this.getPosition(node);if(style.graphicTitle){node.setAttributeNS(null,"title",style.graphicTitle);var label=this.nodeFactory(null,"title");label.textContent=style.graphicTitle;node.appendChild(label);} if(style.graphicWidth&&style.graphicHeight){node.setAttributeNS(null,"preserveAspectRatio","none");} var width=style.graphicWidth||style.graphicHeight;var height=style.graphicHeight||style.graphicWidth;width=width?width:style.pointRadius*2;height=height?height:style.pointRadius*2;var xOffset=(style.graphicXOffset!=undefined)?style.graphicXOffset:-(0.5*width);var yOffset=(style.graphicYOffset!=undefined)?style.graphicYOffset:-(0.5*height);var opacity=style.graphicOpacity||style.fillOpacity;node.setAttributeNS(null,"x",(pos.x+xOffset).toFixed());node.setAttributeNS(null,"y",(pos.y+yOffset).toFixed());node.setAttributeNS(null,"width",width);node.setAttributeNS(null,"height",height);node.setAttributeNS(this.xlinkns,"href",style.externalGraphic);node.setAttributeNS(null,"style","opacity: "+opacity);node.onclick=OpenLayers.Renderer.SVG.preventDefault;}else if(this.isComplexSymbol(style.graphicName)){var offset=style.pointRadius*3;var size=offset*2;var src=this.importSymbol(style.graphicName);pos=this.getPosition(node);widthFactor=this.symbolMetrics[src.id][0]*3/size;var parent=node.parentNode;var nextSibling=node.nextSibling;if(parent){parent.removeChild(node);} node.firstChild&&node.removeChild(node.firstChild);node.appendChild(src.firstChild.cloneNode(true));node.setAttributeNS(null,"viewBox",src.getAttributeNS(null,"viewBox"));node.setAttributeNS(null,"width",size);node.setAttributeNS(null,"height",size);node.setAttributeNS(null,"x",pos.x-offset);node.setAttributeNS(null,"y",pos.y-offset);if(nextSibling){parent.insertBefore(node,nextSibling);}else if(parent){parent.appendChild(node);}}else{node.setAttributeNS(null,"r",style.pointRadius);} var rotation=style.rotation;if((rotation!==undefined||node._rotation!==undefined)&&pos){node._rotation=rotation;rotation|=0;if(node.nodeName!=="svg"){node.setAttributeNS(null,"transform","rotate("+rotation+" "+pos.x+" "+ pos.y+")");}else{var metrics=this.symbolMetrics[src.id];node.firstChild.setAttributeNS(null,"transform","rotate(" +rotation+" " +metrics[1]+" " +metrics[2]+")");}}} if(options.isFilled){node.setAttributeNS(null,"fill",style.fillColor);node.setAttributeNS(null,"fill-opacity",style.fillOpacity);}else{node.setAttributeNS(null,"fill","none");} if(options.isStroked){node.setAttributeNS(null,"stroke",style.strokeColor);node.setAttributeNS(null,"stroke-opacity",style.strokeOpacity);node.setAttributeNS(null,"stroke-width",style.strokeWidth*widthFactor);node.setAttributeNS(null,"stroke-linecap",style.strokeLinecap||"round");node.setAttributeNS(null,"stroke-linejoin","round");style.strokeDashstyle&&node.setAttributeNS(null,"stroke-dasharray",this.dashStyle(style,widthFactor));}else{node.setAttributeNS(null,"stroke","none");} if(style.pointerEvents){node.setAttributeNS(null,"pointer-events",style.pointerEvents);} if(style.cursor!=null){node.setAttributeNS(null,"cursor",style.cursor);} return node;},dashStyle:function(style,widthFactor){var w=style.strokeWidth*widthFactor;var str=style.strokeDashstyle;switch(str){case'solid':return'none';case'dot':return[1,4*w].join();case'dash':return[4*w,4*w].join();case'dashdot':return[4*w,4*w,1,4*w].join();case'longdash':return[8*w,4*w].join();case'longdashdot':return[8*w,4*w,1,4*w].join();default:return OpenLayers.String.trim(str).replace(/\s+/g,",");}},createNode:function(type,id){var node=document.createElementNS(this.xmlns,type);if(id){node.setAttributeNS(null,"id",id);} return node;},nodeTypeCompare:function(node,type){return(type==node.nodeName);},createRenderRoot:function(){return this.nodeFactory(this.container.id+"_svgRoot","svg");},createRoot:function(suffix){return this.nodeFactory(this.container.id+suffix,"g");},createDefs:function(){var defs=this.nodeFactory(this.container.id+"_defs","defs");this.rendererRoot.appendChild(defs);return defs;},drawPoint:function(node,geometry){return this.drawCircle(node,geometry,1);},drawCircle:function(node,geometry,radius){var resolution=this.getResolution();var x=(geometry.x/resolution+this.left);var y=(this.top-geometry.y/resolution);if(this.inValidRange(x,y)){node.setAttributeNS(null,"cx",x);node.setAttributeNS(null,"cy",y);node.setAttributeNS(null,"r",radius);return node;}else{return false;}},drawLineString:function(node,geometry){var componentsResult=this.getComponentsString(geometry.components);if(componentsResult.path){node.setAttributeNS(null,"points",componentsResult.path);return(componentsResult.complete?node:null);}else{return false;}},drawLinearRing:function(node,geometry){var componentsResult=this.getComponentsString(geometry.components);if(componentsResult.path){node.setAttributeNS(null,"points",componentsResult.path);return(componentsResult.complete?node:null);}else{return false;}},drawPolygon:function(node,geometry){var d="";var draw=true;var complete=true;var linearRingResult,path;for(var j=0,len=geometry.components.length;j<len;j++){d+=" M";linearRingResult=this.getComponentsString(geometry.components[j].components," ");path=linearRingResult.path;if(path){d+=" "+path;complete=linearRingResult.complete&&complete;}else{draw=false;}} d+=" z";if(draw){node.setAttributeNS(null,"d",d);node.setAttributeNS(null,"fill-rule","evenodd");return complete?node:null;}else{return false;}},drawRectangle:function(node,geometry){var resolution=this.getResolution();var x=(geometry.x/resolution+this.left);var y=(this.top-geometry.y/resolution);if(this.inValidRange(x,y)){node.setAttributeNS(null,"x",x);node.setAttributeNS(null,"y",y);node.setAttributeNS(null,"width",geometry.width/resolution);node.setAttributeNS(null,"height",geometry.height/resolution);return node;}else{return false;}},drawSurface:function(node,geometry){var d=null;var draw=true;for(var i=0,len=geometry.components.length;i<len;i++){if((i%3)==0&&(i/3)==0){var component=this.getShortString(geometry.components[i]);if(!component){draw=false;} d="M "+component;}else if((i%3)==1){var component=this.getShortString(geometry.components[i]);if(!component){draw=false;} d+=" C "+component;}else{var component=this.getShortString(geometry.components[i]);if(!component){draw=false;} d+=" "+component;}} d+=" Z";if(draw){node.setAttributeNS(null,"d",d);return node;}else{return false;}},drawText:function(featureId,style,location){var resolution=this.getResolution();var x=(location.x/resolution+this.left);var y=(location.y/resolution-this.top);var label=this.nodeFactory(featureId+this.LABEL_ID_SUFFIX,"text");label.setAttributeNS(null,"x",x);label.setAttributeNS(null,"y",-y);if(style.fontColor){label.setAttributeNS(null,"fill",style.fontColor);} if(style.fontOpacity){label.setAttributeNS(null,"opacity",style.fontOpacity);} if(style.fontFamily){label.setAttributeNS(null,"font-family",style.fontFamily);} if(style.fontSize){label.setAttributeNS(null,"font-size",style.fontSize);} if(style.fontWeight){label.setAttributeNS(null,"font-weight",style.fontWeight);} if(style.fontStyle){label.setAttributeNS(null,"font-style",style.fontStyle);} if(style.labelSelect===true){label.setAttributeNS(null,"pointer-events","visible");label._featureId=featureId;}else{label.setAttributeNS(null,"pointer-events","none");} var align=style.labelAlign||"cm";label.setAttributeNS(null,"text-anchor",OpenLayers.Renderer.SVG.LABEL_ALIGN[align[0]]||"middle");if(OpenLayers.IS_GECKO===true){label.setAttributeNS(null,"dominant-baseline",OpenLayers.Renderer.SVG.LABEL_ALIGN[align[1]]||"central");} var labelRows=style.label.split('\n');var numRows=labelRows.length;while(label.childNodes.length>numRows){label.removeChild(label.lastChild);} for(var i=0;i<numRows;i++){var tspan=this.nodeFactory(featureId+this.LABEL_ID_SUFFIX+"_tspan_"+i,"tspan");if(style.labelSelect===true){tspan._featureId=featureId;tspan._geometry=location;tspan._geometryClass=location.CLASS_NAME;} if(OpenLayers.IS_GECKO===false){tspan.setAttributeNS(null,"baseline-shift",OpenLayers.Renderer.SVG.LABEL_VSHIFT[align[1]]||"-35%");} tspan.setAttribute("x",x);if(i==0){var vfactor=OpenLayers.Renderer.SVG.LABEL_VFACTOR[align[1]];if(vfactor==null){vfactor=-.5;} tspan.setAttribute("dy",(vfactor*(numRows-1))+"em");}else{tspan.setAttribute("dy","1em");} tspan.textContent=(labelRows[i]==='')?' ':labelRows[i];if(!tspan.parentNode){label.appendChild(tspan);}} if(!label.parentNode){this.textRoot.appendChild(label);}},getComponentsString:function(components,separator){var renderCmp=[];var complete=true;var len=components.length;var strings=[];var str,component;for(var i=0;i<len;i++){component=components[i];renderCmp.push(component);str=this.getShortString(component);if(str){strings.push(str);}else{if(i>0){if(this.getShortString(components[i-1])){strings.push(this.clipLine(components[i],components[i-1]));}} if(i<len-1){if(this.getShortString(components[i+1])){strings.push(this.clipLine(components[i],components[i+1]));}} complete=false;}} return{path:strings.join(separator||","),complete:complete};},clipLine:function(badComponent,goodComponent){if(goodComponent.equals(badComponent)){return"";} var resolution=this.getResolution();var maxX=this.MAX_PIXEL-this.translationParameters.x;var maxY=this.MAX_PIXEL-this.translationParameters.y;var x1=goodComponent.x/resolution+this.left;var y1=this.top-goodComponent.y/resolution;var x2=badComponent.x/resolution+this.left;var y2=this.top-badComponent.y/resolution;var k;if(x2<-maxX||x2>maxX){k=(y2-y1)/(x2-x1);x2=x2<0?-maxX:maxX;y2=y1+(x2-x1)*k;} if(y2<-maxY||y2>maxY){k=(x2-x1)/(y2-y1);y2=y2<0?-maxY:maxY;x2=x1+(y2-y1)*k;} return x2+","+y2;},getShortString:function(point){var resolution=this.getResolution();var x=(point.x/resolution+this.left);var y=(this.top-point.y/resolution);if(this.inValidRange(x,y)){return x+","+y;}else{return false;}},getPosition:function(node){return({x:parseFloat(node.getAttributeNS(null,"cx")),y:parseFloat(node.getAttributeNS(null,"cy"))});},importSymbol:function(graphicName){if(!this.defs){this.defs=this.createDefs();} var id=this.container.id+"-"+graphicName;var existing=document.getElementById(id) if(existing!=null){return existing;} var symbol=OpenLayers.Renderer.symbol[graphicName];if(!symbol){throw new Error(graphicName+' is not a valid symbol name');} var symbolNode=this.nodeFactory(id,"symbol");var node=this.nodeFactory(null,"polygon");symbolNode.appendChild(node);var symbolExtent=new OpenLayers.Bounds(Number.MAX_VALUE,Number.MAX_VALUE,0,0);var points=[];var x,y;for(var i=0;i<symbol.length;i=i+2){x=symbol[i];y=symbol[i+1];symbolExtent.left=Math.min(symbolExtent.left,x);symbolExtent.bottom=Math.min(symbolExtent.bottom,y);symbolExtent.right=Math.max(symbolExtent.right,x);symbolExtent.top=Math.max(symbolExtent.top,y);points.push(x,",",y);} node.setAttributeNS(null,"points",points.join(" "));var width=symbolExtent.getWidth();var height=symbolExtent.getHeight();var viewBox=[symbolExtent.left-width,symbolExtent.bottom-height,width*3,height*3];symbolNode.setAttributeNS(null,"viewBox",viewBox.join(" "));this.symbolMetrics[id]=[Math.max(width,height),symbolExtent.getCenterLonLat().lon,symbolExtent.getCenterLonLat().lat];this.defs.appendChild(symbolNode);return symbolNode;},getFeatureIdFromEvent:function(evt){var featureId=OpenLayers.Renderer.Elements.prototype.getFeatureIdFromEvent.apply(this,arguments);if(!featureId){var target=evt.target;featureId=target.parentNode&&target!=this.rendererRoot&&target.parentNode._featureId;} return featureId;},CLASS_NAME:"OpenLayers.Renderer.SVG"});OpenLayers.Renderer.SVG.LABEL_ALIGN={"l":"start","r":"end","b":"bottom","t":"hanging"};OpenLayers.Renderer.SVG.LABEL_VSHIFT={"t":"-70%","b":"0"};OpenLayers.Renderer.SVG.LABEL_VFACTOR={"t":0,"b":-1};OpenLayers.Renderer.SVG.preventDefault=function(e){e.preventDefault&&e.preventDefault();};OpenLayers.Filter.Comparison=OpenLayers.Class(OpenLayers.Filter,{type:null,property:null,value:null,matchCase:true,lowerBoundary:null,upperBoundary:null,initialize:function(options){OpenLayers.Filter.prototype.initialize.apply(this,[options]);if(this.type===OpenLayers.Filter.Comparison.LIKE&&options.matchCase===undefined){this.matchCase=null;}},evaluate:function(context){if(context instanceof OpenLayers.Feature.Vector){context=context.attributes;} var result=false;var got=context[this.property];var exp;switch(this.type){case OpenLayers.Filter.Comparison.EQUAL_TO:exp=this.value;if(!this.matchCase&&typeof got=="string"&&typeof exp=="string"){result=(got.toUpperCase()==exp.toUpperCase());}else{result=(got==exp);} break;case OpenLayers.Filter.Comparison.NOT_EQUAL_TO:exp=this.value;if(!this.matchCase&&typeof got=="string"&&typeof exp=="string"){result=(got.toUpperCase()!=exp.toUpperCase());}else{result=(got!=exp);} break;case OpenLayers.Filter.Comparison.LESS_THAN:result=got<this.value;break;case OpenLayers.Filter.Comparison.GREATER_THAN:result=got>this.value;break;case OpenLayers.Filter.Comparison.LESS_THAN_OR_EQUAL_TO:result=got<=this.value;break;case OpenLayers.Filter.Comparison.GREATER_THAN_OR_EQUAL_TO:result=got>=this.value;break;case OpenLayers.Filter.Comparison.BETWEEN:result=(got>=this.lowerBoundary)&&(got<=this.upperBoundary);break;case OpenLayers.Filter.Comparison.LIKE:var regexp=new RegExp(this.value,"gi");result=regexp.test(got);break;} return result;},value2regex:function(wildCard,singleChar,escapeChar){if(wildCard=="."){var msg="'.' is an unsupported wildCard character for "+"OpenLayers.Filter.Comparison";OpenLayers.Console.error(msg);return null;} wildCard=wildCard?wildCard:"*";singleChar=singleChar?singleChar:".";escapeChar=escapeChar?escapeChar:"!";this.value=this.value.replace(new RegExp("\\"+escapeChar+"(.|$)","g"),"\\$1");this.value=this.value.replace(new RegExp("\\"+singleChar,"g"),".");this.value=this.value.replace(new RegExp("\\"+wildCard,"g"),".*");this.value=this.value.replace(new RegExp("\\\\.\\*","g"),"\\"+wildCard);this.value=this.value.replace(new RegExp("\\\\\\.","g"),"\\"+singleChar);return this.value;},regex2value:function(){var value=this.value;value=value.replace(/!/g,"!!");value=value.replace(/(\\)?\\\./g,function($0,$1){return $1?$0:"!.";});value=value.replace(/(\\)?\\\*/g,function($0,$1){return $1?$0:"!*";});value=value.replace(/\\\\/g,"\\");value=value.replace(/\.\*/g,"*");return value;},clone:function(){return OpenLayers.Util.extend(new OpenLayers.Filter.Comparison(),this);},CLASS_NAME:"OpenLayers.Filter.Comparison"});OpenLayers.Filter.Comparison.EQUAL_TO="==";OpenLayers.Filter.Comparison.NOT_EQUAL_TO="!=";OpenLayers.Filter.Comparison.LESS_THAN="<";OpenLayers.Filter.Comparison.GREATER_THAN=">";OpenLayers.Filter.Comparison.LESS_THAN_OR_EQUAL_TO="<=";OpenLayers.Filter.Comparison.GREATER_THAN_OR_EQUAL_TO=">=";OpenLayers.Filter.Comparison.BETWEEN="..";OpenLayers.Filter.Comparison.LIKE="~";OpenLayers.Format.QueryStringFilter=(function(){var cmpToStr={};cmpToStr[OpenLayers.Filter.Comparison.EQUAL_TO]="eq";cmpToStr[OpenLayers.Filter.Comparison.NOT_EQUAL_TO]="ne";cmpToStr[OpenLayers.Filter.Comparison.LESS_THAN]="lt";cmpToStr[OpenLayers.Filter.Comparison.LESS_THAN_OR_EQUAL_TO]="lte";cmpToStr[OpenLayers.Filter.Comparison.GREATER_THAN]="gt";cmpToStr[OpenLayers.Filter.Comparison.GREATER_THAN_OR_EQUAL_TO]="gte";cmpToStr[OpenLayers.Filter.Comparison.LIKE]="ilike";function regex2value(value){value=value.replace(/%/g,"\\%");value=value.replace(/\\\\\.(\*)?/g,function($0,$1){return $1?$0:"\\\\_";});value=value.replace(/\\\\\.\*/g,"\\\\%");value=value.replace(/(\\)?\.(\*)?/g,function($0,$1,$2){return $1||$2?$0:"_";});value=value.replace(/(\\)?\.\*/g,function($0,$1){return $1?$0:"%";});value=value.replace(/\\\./g,".");value=value.replace(/(\\)?\\\*/g,function($0,$1){return $1?$0:"*";});return value;} return OpenLayers.Class(OpenLayers.Format,{wildcarded:false,srsInBBOX:false,write:function(filter,params){params=params||{};var className=filter.CLASS_NAME;var filterType=className.substring(className.lastIndexOf(".")+1);switch(filterType){case"Spatial":switch(filter.type){case OpenLayers.Filter.Spatial.BBOX:params.bbox=filter.value.toArray();if(this.srsInBBOX&&filter.projection){params.bbox.push(filter.projection.getCode());} break;case OpenLayers.Filter.Spatial.DWITHIN:params.tolerance=filter.distance;case OpenLayers.Filter.Spatial.WITHIN:params.lon=filter.value.x;params.lat=filter.value.y;break;default:OpenLayers.Console.warn("Unknown spatial filter type "+filter.type);} break;case"Comparison":var op=cmpToStr[filter.type];if(op!==undefined){var value=filter.value;if(filter.type==OpenLayers.Filter.Comparison.LIKE){value=regex2value(value);if(this.wildcarded){value="%"+value+"%";}} params[filter.property+"__"+op]=value;params.queryable=params.queryable||[];params.queryable.push(filter.property);}else{OpenLayers.Console.warn("Unknown comparison filter type "+filter.type);} break;case"Logical":if(filter.type===OpenLayers.Filter.Logical.AND){for(var i=0,len=filter.filters.length;i<len;i++){params=this.write(filter.filters[i],params);}}else{OpenLayers.Console.warn("Unsupported logical filter type "+filter.type);} break;default:OpenLayers.Console.warn("Unknown filter type "+filterType);} return params;},CLASS_NAME:"OpenLayers.Format.QueryStringFilter"});})();OpenLayers.Control.PanZoom=OpenLayers.Class(OpenLayers.Control,{slideFactor:50,slideRatio:null,buttons:null,position:null,initialize:function(options){this.position=new OpenLayers.Pixel(OpenLayers.Control.PanZoom.X,OpenLayers.Control.PanZoom.Y);OpenLayers.Control.prototype.initialize.apply(this,arguments);},destroy:function(){this.removeButtons();this.buttons=null;this.position=null;OpenLayers.Control.prototype.destroy.apply(this,arguments);},draw:function(px){OpenLayers.Control.prototype.draw.apply(this,arguments);px=this.position;this.buttons=[];var sz=new OpenLayers.Size(18,18);var centered=new OpenLayers.Pixel(px.x+sz.w/2,px.y);this._addButton("panup","north-mini.png",centered,sz);px.y=centered.y+sz.h;this._addButton("panleft","west-mini.png",px,sz);this._addButton("panright","east-mini.png",px.add(sz.w,0),sz);this._addButton("pandown","south-mini.png",centered.add(0,sz.h*2),sz);this._addButton("zoomin","zoom-plus-mini.png",centered.add(0,sz.h*3+5),sz);this._addButton("zoomworld","zoom-world-mini.png",centered.add(0,sz.h*4+5),sz);this._addButton("zoomout","zoom-minus-mini.png",centered.add(0,sz.h*5+5),sz);return this.div;},_addButton:function(id,img,xy,sz){var imgLocation=OpenLayers.Util.getImagesLocation()+img;var btn=OpenLayers.Util.createAlphaImageDiv(this.id+"_"+id,xy,sz,imgLocation,"absolute");btn.style.cursor="pointer";this.div.appendChild(btn);OpenLayers.Event.observe(btn,"mousedown",OpenLayers.Function.bindAsEventListener(this.buttonDown,btn));OpenLayers.Event.observe(btn,"dblclick",OpenLayers.Function.bindAsEventListener(this.doubleClick,btn));OpenLayers.Event.observe(btn,"click",OpenLayers.Function.bindAsEventListener(this.doubleClick,btn));btn.action=id;btn.map=this.map;if(!this.slideRatio){var slideFactorPixels=this.slideFactor;var getSlideFactor=function(){return slideFactorPixels;};}else{var slideRatio=this.slideRatio;var getSlideFactor=function(dim){return this.map.getSize()[dim]*slideRatio;};} btn.getSlideFactor=getSlideFactor;this.buttons.push(btn);return btn;},_removeButton:function(btn){OpenLayers.Event.stopObservingElement(btn);btn.map=null;btn.getSlideFactor=null;this.div.removeChild(btn);OpenLayers.Util.removeItem(this.buttons,btn);},removeButtons:function(){for(var i=this.buttons.length-1;i>=0;--i){this._removeButton(this.buttons[i]);}},doubleClick:function(evt){OpenLayers.Event.stop(evt);return false;},buttonDown:function(evt){if(!OpenLayers.Event.isLeftClick(evt)){return;} switch(this.action){case"panup":this.map.pan(0,-this.getSlideFactor("h"));break;case"pandown":this.map.pan(0,this.getSlideFactor("h"));break;case"panleft":this.map.pan(-this.getSlideFactor("w"),0);break;case"panright":this.map.pan(this.getSlideFactor("w"),0);break;case"zoomin":this.map.zoomIn();break;case"zoomout":this.map.zoomOut();break;case"zoomworld":this.map.zoomToMaxExtent();break;} OpenLayers.Event.stop(evt);},CLASS_NAME:"OpenLayers.Control.PanZoom"});OpenLayers.Control.PanZoom.X=4;OpenLayers.Control.PanZoom.Y=4;OpenLayers.Strategy=OpenLayers.Class({layer:null,options:null,active:null,autoActivate:true,autoDestroy:true,initialize:function(options){OpenLayers.Util.extend(this,options);this.options=options;this.active=false;},destroy:function(){this.deactivate();this.layer=null;this.options=null;},setLayer:function(layer){this.layer=layer;},activate:function(){if(!this.active){this.active=true;return true;} return false;},deactivate:function(){if(this.active){this.active=false;return true;} return false;},CLASS_NAME:"OpenLayers.Strategy"});OpenLayers.Request={DEFAULT_CONFIG:{method:"GET",url:window.location.href,async:true,user:undefined,password:undefined,params:null,proxy:OpenLayers.ProxyHost,headers:{},data:null,callback:function(){},success:null,failure:null,scope:null},URL_SPLIT_REGEX:/([^:]*:)\/\/([^:]*:?[^@]*@)?([^:\/\?]*):?([^\/\?]*)/,events:new OpenLayers.Events(this,null,["complete","success","failure"]),issue:function(config){var defaultConfig=OpenLayers.Util.extend(this.DEFAULT_CONFIG,{proxy:OpenLayers.ProxyHost});config=OpenLayers.Util.applyDefaults(config,defaultConfig);var request=new OpenLayers.Request.XMLHttpRequest();var url=OpenLayers.Util.urlAppend(config.url,OpenLayers.Util.getParameterString(config.params||{}));var sameOrigin=!(url.indexOf("http")==0);var urlParts=!sameOrigin&&url.match(this.URL_SPLIT_REGEX);if(urlParts){var location=window.location;sameOrigin=urlParts[1]==location.protocol&&urlParts[3]==location.hostname;var uPort=urlParts[4],lPort=location.port;if(uPort!=80&&uPort!=""||lPort!="80"&&lPort!=""){sameOrigin=sameOrigin&&uPort==lPort;}} if(!sameOrigin){if(config.proxy){if(typeof config.proxy=="function"){url=config.proxy(url);}else{url=config.proxy+encodeURIComponent(url);}}else{OpenLayers.Console.warn(OpenLayers.i18n("proxyNeeded"),{url:url});}} request.open(config.method,url,config.async,config.user,config.password);for(var header in config.headers){request.setRequestHeader(header,config.headers[header]);} var events=this.events;var self=this;request.onreadystatechange=function(){if(request.readyState==OpenLayers.Request.XMLHttpRequest.DONE){var proceed=events.triggerEvent("complete",{request:request,config:config,requestUrl:url});if(proceed!==false){self.runCallbacks({request:request,config:config,requestUrl:url});}}};if(config.async===false){request.send(config.data);}else{window.setTimeout(function(){if(request.readyState!==0){request.send(config.data);}},0);} return request;},runCallbacks:function(options){var request=options.request;var config=options.config;var complete=(config.scope)?OpenLayers.Function.bind(config.callback,config.scope):config.callback;var success;if(config.success){success=(config.scope)?OpenLayers.Function.bind(config.success,config.scope):config.success;} var failure;if(config.failure){failure=(config.scope)?OpenLayers.Function.bind(config.failure,config.scope):config.failure;} if(OpenLayers.Util.createUrlObject(config.url).protocol=="file:"&&request.responseText){request.status=200;} complete(request);if(!request.status||(request.status>=200&&request.status<300)){this.events.triggerEvent("success",options);if(success){success(request);}} if(request.status&&(request.status<200||request.status>=300)){this.events.triggerEvent("failure",options);if(failure){failure(request);}}},GET:function(config){config=OpenLayers.Util.extend(config,{method:"GET"});return OpenLayers.Request.issue(config);},POST:function(config){config=OpenLayers.Util.extend(config,{method:"POST"});config.headers=config.headers?config.headers:{};if(!("CONTENT-TYPE"in OpenLayers.Util.upperCaseObject(config.headers))){config.headers["Content-Type"]="application/xml";} return OpenLayers.Request.issue(config);},PUT:function(config){config=OpenLayers.Util.extend(config,{method:"PUT"});config.headers=config.headers?config.headers:{};if(!("CONTENT-TYPE"in OpenLayers.Util.upperCaseObject(config.headers))){config.headers["Content-Type"]="application/xml";} return OpenLayers.Request.issue(config);},DELETE:function(config){config=OpenLayers.Util.extend(config,{method:"DELETE"});return OpenLayers.Request.issue(config);},HEAD:function(config){config=OpenLayers.Util.extend(config,{method:"HEAD"});return OpenLayers.Request.issue(config);},OPTIONS:function(config){config=OpenLayers.Util.extend(config,{method:"OPTIONS"});return OpenLayers.Request.issue(config);}};(function(){var oXMLHttpRequest=window.XMLHttpRequest;var bGecko=!!window.controllers,bIE=window.document.all&&!window.opera,bIE7=bIE&&window.navigator.userAgent.match(/MSIE 7.0/);function fXMLHttpRequest(){this._object=oXMLHttpRequest&&!bIE7?new oXMLHttpRequest:new window.ActiveXObject("Microsoft.XMLHTTP");this._listeners=[];};function cXMLHttpRequest(){return new fXMLHttpRequest;};cXMLHttpRequest.prototype=fXMLHttpRequest.prototype;if(bGecko&&oXMLHttpRequest.wrapped) cXMLHttpRequest.wrapped=oXMLHttpRequest.wrapped;cXMLHttpRequest.UNSENT=0;cXMLHttpRequest.OPENED=1;cXMLHttpRequest.HEADERS_RECEIVED=2;cXMLHttpRequest.LOADING=3;cXMLHttpRequest.DONE=4;cXMLHttpRequest.prototype.readyState=cXMLHttpRequest.UNSENT;cXMLHttpRequest.prototype.responseText='';cXMLHttpRequest.prototype.responseXML=null;cXMLHttpRequest.prototype.status=0;cXMLHttpRequest.prototype.statusText='';cXMLHttpRequest.prototype.priority="NORMAL";cXMLHttpRequest.prototype.onreadystatechange=null;cXMLHttpRequest.onreadystatechange=null;cXMLHttpRequest.onopen=null;cXMLHttpRequest.onsend=null;cXMLHttpRequest.onabort=null;cXMLHttpRequest.prototype.open=function(sMethod,sUrl,bAsync,sUser,sPassword){delete this._headers;if(arguments.length<3) bAsync=true;this._async=bAsync;var oRequest=this,nState=this.readyState,fOnUnload;if(bIE&&bAsync){fOnUnload=function(){if(nState!=cXMLHttpRequest.DONE){fCleanTransport(oRequest);oRequest.abort();}};window.attachEvent("onunload",fOnUnload);} if(cXMLHttpRequest.onopen) cXMLHttpRequest.onopen.apply(this,arguments);if(arguments.length>4) this._object.open(sMethod,sUrl,bAsync,sUser,sPassword);else if(arguments.length>3) this._object.open(sMethod,sUrl,bAsync,sUser);else this._object.open(sMethod,sUrl,bAsync);this.readyState=cXMLHttpRequest.OPENED;fReadyStateChange(this);this._object.onreadystatechange=function(){if(bGecko&&!bAsync) return;oRequest.readyState=oRequest._object.readyState;fSynchronizeValues(oRequest);if(oRequest._aborted){oRequest.readyState=cXMLHttpRequest.UNSENT;return;} if(oRequest.readyState==cXMLHttpRequest.DONE){delete oRequest._data;fCleanTransport(oRequest);if(bIE&&bAsync) window.detachEvent("onunload",fOnUnload);} if(nState!=oRequest.readyState) fReadyStateChange(oRequest);nState=oRequest.readyState;}};function fXMLHttpRequest_send(oRequest){oRequest._object.send(oRequest._data);if(bGecko&&!oRequest._async){oRequest.readyState=cXMLHttpRequest.OPENED;fSynchronizeValues(oRequest);while(oRequest.readyState<cXMLHttpRequest.DONE){oRequest.readyState++;fReadyStateChange(oRequest);if(oRequest._aborted) return;}}};cXMLHttpRequest.prototype.send=function(vData){if(cXMLHttpRequest.onsend) cXMLHttpRequest.onsend.apply(this,arguments);if(!arguments.length) vData=null;if(vData&&vData.nodeType){vData=window.XMLSerializer?new window.XMLSerializer().serializeToString(vData):vData.xml;if(!oRequest._headers["Content-Type"]) oRequest._object.setRequestHeader("Content-Type","application/xml");} this._data=vData;fXMLHttpRequest_send(this);};cXMLHttpRequest.prototype.abort=function(){if(cXMLHttpRequest.onabort) cXMLHttpRequest.onabort.apply(this,arguments);if(this.readyState>cXMLHttpRequest.UNSENT) this._aborted=true;this._object.abort();fCleanTransport(this);this.readyState=cXMLHttpRequest.UNSENT;delete this._data;};cXMLHttpRequest.prototype.getAllResponseHeaders=function(){return this._object.getAllResponseHeaders();};cXMLHttpRequest.prototype.getResponseHeader=function(sName){return this._object.getResponseHeader(sName);};cXMLHttpRequest.prototype.setRequestHeader=function(sName,sValue){if(!this._headers) this._headers={};this._headers[sName]=sValue;return this._object.setRequestHeader(sName,sValue);};cXMLHttpRequest.prototype.addEventListener=function(sName,fHandler,bUseCapture){for(var nIndex=0,oListener;oListener=this._listeners[nIndex];nIndex++) if(oListener[0]==sName&&oListener[1]==fHandler&&oListener[2]==bUseCapture) return;this._listeners.push([sName,fHandler,bUseCapture]);};cXMLHttpRequest.prototype.removeEventListener=function(sName,fHandler,bUseCapture){for(var nIndex=0,oListener;oListener=this._listeners[nIndex];nIndex++) if(oListener[0]==sName&&oListener[1]==fHandler&&oListener[2]==bUseCapture) break;if(oListener) this._listeners.splice(nIndex,1);};cXMLHttpRequest.prototype.dispatchEvent=function(oEvent){var oEventPseudo={'type':oEvent.type,'target':this,'currentTarget':this,'eventPhase':2,'bubbles':oEvent.bubbles,'cancelable':oEvent.cancelable,'timeStamp':oEvent.timeStamp,'stopPropagation':function(){},'preventDefault':function(){},'initEvent':function(){}};if(oEventPseudo.type=="readystatechange"&&this.onreadystatechange) (this.onreadystatechange.handleEvent||this.onreadystatechange).apply(this,[oEventPseudo]);for(var nIndex=0,oListener;oListener=this._listeners[nIndex];nIndex++) if(oListener[0]==oEventPseudo.type&&!oListener[2]) (oListener[1].handleEvent||oListener[1]).apply(this,[oEventPseudo]);};cXMLHttpRequest.prototype.toString=function(){return'['+"object"+' '+"XMLHttpRequest"+']';};cXMLHttpRequest.toString=function(){return'['+"XMLHttpRequest"+']';};function fReadyStateChange(oRequest){if(cXMLHttpRequest.onreadystatechange) cXMLHttpRequest.onreadystatechange.apply(oRequest);oRequest.dispatchEvent({'type':"readystatechange",'bubbles':false,'cancelable':false,'timeStamp':new Date+0});};function fGetDocument(oRequest){var oDocument=oRequest.responseXML,sResponse=oRequest.responseText;if(bIE&&sResponse&&oDocument&&!oDocument.documentElement&&oRequest.getResponseHeader("Content-Type").match(/[^\/]+\/[^\+]+\+xml/)){oDocument=new window.ActiveXObject("Microsoft.XMLDOM");oDocument.async=false;oDocument.validateOnParse=false;oDocument.loadXML(sResponse);} if(oDocument) if((bIE&&oDocument.parseError!=0)||!oDocument.documentElement||(oDocument.documentElement&&oDocument.documentElement.tagName=="parsererror")) return null;return oDocument;};function fSynchronizeValues(oRequest){try{oRequest.responseText=oRequest._object.responseText;}catch(e){} try{oRequest.responseXML=fGetDocument(oRequest._object);}catch(e){} try{oRequest.status=oRequest._object.status;}catch(e){} try{oRequest.statusText=oRequest._object.statusText;}catch(e){}};function fCleanTransport(oRequest){oRequest._object.onreadystatechange=new window.Function;};if(!window.Function.prototype.apply){window.Function.prototype.apply=function(oRequest,oArguments){if(!oArguments) oArguments=[];oRequest.__func=this;oRequest.__func(oArguments[0],oArguments[1],oArguments[2],oArguments[3],oArguments[4]);delete oRequest.__func;};};OpenLayers.Request.XMLHttpRequest=cXMLHttpRequest;})();OpenLayers.Protocol.HTTP=OpenLayers.Class(OpenLayers.Protocol,{url:null,headers:null,params:null,callback:null,scope:null,readWithPOST:false,wildcarded:false,srsInBBOX:false,initialize:function(options){options=options||{};this.params={};this.headers={};OpenLayers.Protocol.prototype.initialize.apply(this,arguments);if(!this.filterToParams&&OpenLayers.Format.QueryStringFilter){var format=new OpenLayers.Format.QueryStringFilter({wildcarded:this.wildcarded,srsInBBOX:this.srsInBBOX});this.filterToParams=function(filter,params){return format.write(filter,params);}}},destroy:function(){this.params=null;this.headers=null;OpenLayers.Protocol.prototype.destroy.apply(this);},read:function(options){OpenLayers.Protocol.prototype.read.apply(this,arguments);options=options||{};options.params=OpenLayers.Util.applyDefaults(options.params,this.options.params);options=OpenLayers.Util.applyDefaults(options,this.options);if(options.filter&&this.filterToParams){options.params=this.filterToParams(options.filter,options.params);} var readWithPOST=(options.readWithPOST!==undefined)?options.readWithPOST:this.readWithPOST;var resp=new OpenLayers.Protocol.Response({requestType:"read"});if(readWithPOST){resp.priv=OpenLayers.Request.POST({url:options.url,callback:this.createCallback(this.handleRead,resp,options),data:OpenLayers.Util.getParameterString(options.params),headers:{"Content-Type":"application/x-www-form-urlencoded"}});}else{resp.priv=OpenLayers.Request.GET({url:options.url,callback:this.createCallback(this.handleRead,resp,options),params:options.params,headers:options.headers});} return resp;},handleRead:function(resp,options){this.handleResponse(resp,options);},create:function(features,options){options=OpenLayers.Util.applyDefaults(options,this.options);var resp=new OpenLayers.Protocol.Response({reqFeatures:features,requestType:"create"});resp.priv=OpenLayers.Request.POST({url:options.url,callback:this.createCallback(this.handleCreate,resp,options),headers:options.headers,data:this.format.write(features)});return resp;},handleCreate:function(resp,options){this.handleResponse(resp,options);},update:function(feature,options){options=options||{};var url=options.url||feature.url||this.options.url+"/"+feature.fid;options=OpenLayers.Util.applyDefaults(options,this.options);var resp=new OpenLayers.Protocol.Response({reqFeatures:feature,requestType:"update"});resp.priv=OpenLayers.Request.PUT({url:url,callback:this.createCallback(this.handleUpdate,resp,options),headers:options.headers,data:this.format.write(feature)});return resp;},handleUpdate:function(resp,options){this.handleResponse(resp,options);},"delete":function(feature,options){options=options||{};var url=options.url||feature.url||this.options.url+"/"+feature.fid;options=OpenLayers.Util.applyDefaults(options,this.options);var resp=new OpenLayers.Protocol.Response({reqFeatures:feature,requestType:"delete"});resp.priv=OpenLayers.Request.DELETE({url:url,callback:this.createCallback(this.handleDelete,resp,options),headers:options.headers});return resp;},handleDelete:function(resp,options){this.handleResponse(resp,options);},handleResponse:function(resp,options){var request=resp.priv;if(options.callback){if(request.status>=200&&request.status<300){if(resp.requestType!="delete"){resp.features=this.parseFeatures(request);} resp.code=OpenLayers.Protocol.Response.SUCCESS;}else{resp.code=OpenLayers.Protocol.Response.FAILURE;} options.callback.call(options.scope,resp);}},parseFeatures:function(request){var doc=request.responseXML;if(!doc||!doc.documentElement){doc=request.responseText;} if(!doc||doc.length<=0){return null;} return this.format.read(doc);},commit:function(features,options){options=OpenLayers.Util.applyDefaults(options,this.options);var resp=[],nResponses=0;var types={};types[OpenLayers.State.INSERT]=[];types[OpenLayers.State.UPDATE]=[];types[OpenLayers.State.DELETE]=[];var feature,list,requestFeatures=[];for(var i=0,len=features.length;i<len;++i){feature=features[i];list=types[feature.state];if(list){list.push(feature);requestFeatures.push(feature);}} var nRequests=(types[OpenLayers.State.INSERT].length>0?1:0)+ types[OpenLayers.State.UPDATE].length+ types[OpenLayers.State.DELETE].length;var success=true;var finalResponse=new OpenLayers.Protocol.Response({reqFeatures:requestFeatures});function insertCallback(response){var len=response.features?response.features.length:0;var fids=new Array(len);for(var i=0;i<len;++i){fids[i]=response.features[i].fid;} finalResponse.insertIds=fids;callback.apply(this,[response]);} function callback(response){this.callUserCallback(response,options);success=success&&response.success();nResponses++;if(nResponses>=nRequests){if(options.callback){finalResponse.code=success?OpenLayers.Protocol.Response.SUCCESS:OpenLayers.Protocol.Response.FAILURE;options.callback.apply(options.scope,[finalResponse]);}}} var queue=types[OpenLayers.State.INSERT];if(queue.length>0){resp.push(this.create(queue,OpenLayers.Util.applyDefaults({callback:insertCallback,scope:this},options.create)));} queue=types[OpenLayers.State.UPDATE];for(var i=queue.length-1;i>=0;--i){resp.push(this.update(queue[i],OpenLayers.Util.applyDefaults({callback:callback,scope:this},options.update)));} queue=types[OpenLayers.State.DELETE];for(var i=queue.length-1;i>=0;--i){resp.push(this["delete"](queue[i],OpenLayers.Util.applyDefaults({callback:callback,scope:this},options["delete"])));} return resp;},abort:function(response){if(response){response.priv.abort();}},callUserCallback:function(resp,options){var opt=options[resp.requestType];if(opt&&opt.callback){opt.callback.call(opt.scope,resp);}},CLASS_NAME:"OpenLayers.Protocol.HTTP"});OpenLayers.Control.ArgParser=OpenLayers.Class(OpenLayers.Control,{center:null,zoom:null,layers:null,displayProjection:null,getParameters:function(url){url=url||window.location.href;var parameters=OpenLayers.Util.getParameters(url);var index=url.indexOf('#');if(index>0){url='?'+url.substring(index+1,url.length);OpenLayers.Util.extend(parameters,OpenLayers.Util.getParameters(url));} return parameters;},setMap:function(map){OpenLayers.Control.prototype.setMap.apply(this,arguments);for(var i=0,len=this.map.controls.length;i<len;i++){var control=this.map.controls[i];if((control!=this)&&(control.CLASS_NAME=="OpenLayers.Control.ArgParser")){if(control.displayProjection!=this.displayProjection){this.displayProjection=control.displayProjection;} break;}} if(i==this.map.controls.length){var args=this.getParameters();if(args.layers){this.layers=args.layers;this.map.events.register('addlayer',this,this.configureLayers);this.configureLayers();} if(args.lat&&args.lon){this.center=new OpenLayers.LonLat(parseFloat(args.lon),parseFloat(args.lat));if(args.zoom){this.zoom=parseInt(args.zoom);} this.map.events.register('changebaselayer',this,this.setCenter);this.setCenter();}}},setCenter:function(){if(this.map.baseLayer){this.map.events.unregister('changebaselayer',this,this.setCenter);if(this.displayProjection){this.center.transform(this.displayProjection,this.map.getProjectionObject());} this.map.setCenter(this.center,this.zoom);}},configureLayers:function(){if(this.layers.length==this.map.layers.length){this.map.events.unregister('addlayer',this,this.configureLayers);for(var i=0,len=this.layers.length;i<len;i++){var layer=this.map.layers[i];var c=this.layers.charAt(i);if(c=="B"){this.map.setBaseLayer(layer);}else if((c=="T")||(c=="F")){layer.setVisibility(c=="T");}}}},CLASS_NAME:"OpenLayers.Control.ArgParser"});OpenLayers.Control.Permalink=OpenLayers.Class(OpenLayers.Control,{argParserClass:OpenLayers.Control.ArgParser,element:null,anchor:false,base:'',displayProjection:null,initialize:function(element,base,options){if(element!==null&&typeof element=='object'&&!OpenLayers.Util.isElement(element)){options=element;this.base=document.location.href;OpenLayers.Control.prototype.initialize.apply(this,[options]);if(this.element!=null){this.element=OpenLayers.Util.getElement(this.element);}} else{OpenLayers.Control.prototype.initialize.apply(this,[options]);this.element=OpenLayers.Util.getElement(element);this.base=base||document.location.href;}},destroy:function(){if(this.element.parentNode==this.div){this.div.removeChild(this.element);} this.element=null;this.map.events.unregister('moveend',this,this.updateLink);OpenLayers.Control.prototype.destroy.apply(this,arguments);},setMap:function(map){OpenLayers.Control.prototype.setMap.apply(this,arguments);for(var i=0,len=this.map.controls.length;i<len;i++){var control=this.map.controls[i];if(control.CLASS_NAME==this.argParserClass.CLASS_NAME){if(control.displayProjection!=this.displayProjection){this.displayProjection=control.displayProjection;} break;}} if(i==this.map.controls.length){this.map.addControl(new this.argParserClass({'displayProjection':this.displayProjection}));}},draw:function(){OpenLayers.Control.prototype.draw.apply(this,arguments);if(!this.element&&!this.anchor){this.element=document.createElement("a");this.element.innerHTML=OpenLayers.i18n("Permalink");this.element.href="";this.div.appendChild(this.element);} this.map.events.on({'moveend':this.updateLink,'changelayer':this.updateLink,'changebaselayer':this.updateLink,scope:this});this.updateLink();return this.div;},updateLink:function(){var separator=this.anchor?'#':'?';var href=this.base;if(href.indexOf(separator)!=-1){href=href.substring(0,href.indexOf(separator));} href+=separator+OpenLayers.Util.getParameterString(this.createParams());if(this.anchor&&!this.element){window.location.href=href;} else{this.element.href=href;}},createParams:function(center,zoom,layers){center=center||this.map.getCenter();var params=OpenLayers.Util.getParameters(this.base);if(center){params.zoom=zoom||this.map.getZoom();var lat=center.lat;var lon=center.lon;if(this.displayProjection){var mapPosition=OpenLayers.Projection.transform({x:lon,y:lat},this.map.getProjectionObject(),this.displayProjection);lon=mapPosition.x;lat=mapPosition.y;} params.lat=Math.round(lat*100000)/100000;params.lon=Math.round(lon*100000)/100000;layers=layers||this.map.layers;params.layers='';for(var i=0,len=layers.length;i<len;i++){var layer=layers[i];if(layer.isBaseLayer){params.layers+=(layer==this.map.baseLayer)?"B":"0";}else{params.layers+=(layer.getVisibility())?"T":"F";}}} return params;},CLASS_NAME:"OpenLayers.Control.Permalink"});OpenLayers.Control.SelectFeature=OpenLayers.Class(OpenLayers.Control,{EVENT_TYPES:["beforefeaturehighlighted","featurehighlighted","featureunhighlighted"],multipleKey:null,toggleKey:null,multiple:false,clickout:true,toggle:false,hover:false,highlightOnly:false,box:false,onBeforeSelect:function(){},onSelect:function(){},onUnselect:function(){},scope:null,geometryTypes:null,layer:null,layers:null,callbacks:null,selectStyle:null,renderIntent:"select",handlers:null,initialize:function(layers,options){this.EVENT_TYPES=OpenLayers.Control.SelectFeature.prototype.EVENT_TYPES.concat(OpenLayers.Control.prototype.EVENT_TYPES);OpenLayers.Control.prototype.initialize.apply(this,[options]);if(this.scope===null){this.scope=this;} this.initLayer(layers);var callbacks={click:this.clickFeature,clickout:this.clickoutFeature};if(this.hover){callbacks.over=this.overFeature;callbacks.out=this.outFeature;} this.callbacks=OpenLayers.Util.extend(callbacks,this.callbacks);this.handlers={feature:new OpenLayers.Handler.Feature(this,this.layer,this.callbacks,{geometryTypes:this.geometryTypes})};if(this.box){this.handlers.box=new OpenLayers.Handler.Box(this,{done:this.selectBox},{boxDivClassName:"olHandlerBoxSelectFeature"});}},initLayer:function(layers){if(OpenLayers.Util.isArray(layers)){this.layers=layers;this.layer=new OpenLayers.Layer.Vector.RootContainer(this.id+"_container",{layers:layers});}else{this.layer=layers;}},destroy:function(){if(this.active&&this.layers){this.map.removeLayer(this.layer);} OpenLayers.Control.prototype.destroy.apply(this,arguments);if(this.layers){this.layer.destroy();}},activate:function(){if(!this.active){if(this.layers){this.map.addLayer(this.layer);} this.handlers.feature.activate();if(this.box&&this.handlers.box){this.handlers.box.activate();}} return OpenLayers.Control.prototype.activate.apply(this,arguments);},deactivate:function(){if(this.active){this.handlers.feature.deactivate();if(this.handlers.box){this.handlers.box.deactivate();} if(this.layers){this.map.removeLayer(this.layer);}} return OpenLayers.Control.prototype.deactivate.apply(this,arguments);},unselectAll:function(options){var layers=this.layers||[this.layer];var layer,feature;for(var l=0;l<layers.length;++l){layer=layers[l];for(var i=layer.selectedFeatures.length-1;i>=0;--i){feature=layer.selectedFeatures[i];if(!options||options.except!=feature){this.unselect(feature);}}}},clickFeature:function(feature){if(!this.hover){var selected=(OpenLayers.Util.indexOf(feature.layer.selectedFeatures,feature)>-1);if(selected){if(this.toggleSelect()){this.unselect(feature);}else if(!this.multipleSelect()){this.unselectAll({except:feature});}}else{if(!this.multipleSelect()){this.unselectAll({except:feature});} this.select(feature);}}},multipleSelect:function(){return this.multiple||(this.handlers.feature.evt&&this.handlers.feature.evt[this.multipleKey]);},toggleSelect:function(){return this.toggle||(this.handlers.feature.evt&&this.handlers.feature.evt[this.toggleKey]);},clickoutFeature:function(feature){if(!this.hover&&this.clickout){this.unselectAll();}},overFeature:function(feature){var layer=feature.layer;if(this.hover){if(this.highlightOnly){this.highlight(feature);}else if(OpenLayers.Util.indexOf(layer.selectedFeatures,feature)==-1){this.select(feature);}}},outFeature:function(feature){if(this.hover){if(this.highlightOnly){if(feature._lastHighlighter==this.id){if(feature._prevHighlighter&&feature._prevHighlighter!=this.id){delete feature._lastHighlighter;var control=this.map.getControl(feature._prevHighlighter);if(control){control.highlight(feature);}}else{this.unhighlight(feature);}}}else{this.unselect(feature);}}},highlight:function(feature){var layer=feature.layer;var cont=this.events.triggerEvent("beforefeaturehighlighted",{feature:feature});if(cont!==false){feature._prevHighlighter=feature._lastHighlighter;feature._lastHighlighter=this.id;var style=this.selectStyle||this.renderIntent;layer.drawFeature(feature,style);this.events.triggerEvent("featurehighlighted",{feature:feature});}},unhighlight:function(feature){var layer=feature.layer;if(feature._prevHighlighter==undefined){delete feature._lastHighlighter;}else if(feature._prevHighlighter==this.id){delete feature._prevHighlighter;}else{feature._lastHighlighter=feature._prevHighlighter;delete feature._prevHighlighter;} layer.drawFeature(feature,feature.style||feature.layer.style||"default");this.events.triggerEvent("featureunhighlighted",{feature:feature});},select:function(feature){var cont=this.onBeforeSelect.call(this.scope,feature);var layer=feature.layer;if(cont!==false){cont=layer.events.triggerEvent("beforefeatureselected",{feature:feature});if(cont!==false){layer.selectedFeatures.push(feature);this.highlight(feature);if(!this.handlers.feature.lastFeature){this.handlers.feature.lastFeature=layer.selectedFeatures[0];} layer.events.triggerEvent("featureselected",{feature:feature});this.onSelect.call(this.scope,feature);}}},unselect:function(feature){var layer=feature.layer;this.unhighlight(feature);OpenLayers.Util.removeItem(layer.selectedFeatures,feature);layer.events.triggerEvent("featureunselected",{feature:feature});this.onUnselect.call(this.scope,feature);},selectBox:function(position){if(position instanceof OpenLayers.Bounds){var minXY=this.map.getLonLatFromPixel(new OpenLayers.Pixel(position.left,position.bottom));var maxXY=this.map.getLonLatFromPixel(new OpenLayers.Pixel(position.right,position.top));var bounds=new OpenLayers.Bounds(minXY.lon,minXY.lat,maxXY.lon,maxXY.lat);if(!this.multipleSelect()){this.unselectAll();} var prevMultiple=this.multiple;this.multiple=true;var layers=this.layers||[this.layer];var layer;for(var l=0;l<layers.length;++l){layer=layers[l];for(var i=0,len=layer.features.length;i<len;++i){var feature=layer.features[i];if(!feature.getVisibility()){continue;} if(this.geometryTypes==null||OpenLayers.Util.indexOf(this.geometryTypes,feature.geometry.CLASS_NAME)>-1){if(bounds.toGeometry().intersects(feature.geometry)){if(OpenLayers.Util.indexOf(layer.selectedFeatures,feature)==-1){this.select(feature);}}}}} this.multiple=prevMultiple;}},setMap:function(map){this.handlers.feature.setMap(map);if(this.box){this.handlers.box.setMap(map);} OpenLayers.Control.prototype.setMap.apply(this,arguments);},setLayer:function(layers){var isActive=this.active;this.unselectAll();this.deactivate();if(this.layers){this.layer.destroy();this.layers=null;} this.initLayer(layers);this.handlers.feature.layer=this.layer;if(isActive){this.activate();}},CLASS_NAME:"OpenLayers.Control.SelectFeature"});OpenLayers.Strategy.Fixed=OpenLayers.Class(OpenLayers.Strategy,{preload:false,activate:function(){if(OpenLayers.Strategy.prototype.activate.apply(this,arguments)){this.layer.events.on({"refresh":this.load,scope:this});if(this.layer.visibility==true||this.preload){this.load();}else{this.layer.events.on({"visibilitychanged":this.load,scope:this});} return true;} return false;},deactivate:function(){var deactivated=OpenLayers.Strategy.prototype.deactivate.call(this);if(deactivated){this.layer.events.un({"refresh":this.load,"visibilitychanged":this.load,scope:this});} return deactivated;},load:function(options){var layer=this.layer;layer.events.triggerEvent("loadstart");layer.protocol.read(OpenLayers.Util.applyDefaults({callback:OpenLayers.Function.bind(this.merge,this,layer.map.getProjectionObject()),filter:layer.filter},options));layer.events.un({"visibilitychanged":this.load,scope:this});},merge:function(mapProjection,resp){var layer=this.layer;layer.destroyFeatures();var features=resp.features;if(features&&features.length>0){if(!mapProjection.equals(layer.projection)){var geom;for(var i=0,len=features.length;i<len;++i){geom=features[i].geometry;if(geom){geom.transform(layer.projection,mapProjection);}}} layer.addFeatures(features);} layer.events.triggerEvent("loadend");},CLASS_NAME:"OpenLayers.Strategy.Fixed"});OpenLayers.Handler.Pinch=OpenLayers.Class(OpenLayers.Handler,{started:false,stopDown:false,pinching:false,last:null,start:null,initialize:function(control,callbacks,options){OpenLayers.Handler.prototype.initialize.apply(this,arguments);},touchstart:function(evt){var propagate=true;this.pinching=false;if(OpenLayers.Event.isMultiTouch(evt)){this.started=true;this.last=this.start={distance:this.getDistance(evt.touches),delta:0,scale:1};this.callback("start",[evt,this.start]);propagate=!this.stopDown;}else{this.started=false;this.start=null;this.last=null;} OpenLayers.Event.stop(evt);return propagate;},touchmove:function(evt){if(this.started&&OpenLayers.Event.isMultiTouch(evt)){this.pinching=true;var current=this.getPinchData(evt);this.callback("move",[evt,current]);this.last=current;OpenLayers.Event.stop(evt);} return true;},touchend:function(evt){if(this.started){this.started=false;this.pinching=false;this.callback("done",[evt,this.start,this.last]);this.start=null;this.last=null;} return true;},activate:function(){var activated=false;if(OpenLayers.Handler.prototype.activate.apply(this,arguments)){this.pinching=false;activated=true;} return activated;},deactivate:function(){var deactivated=false;if(OpenLayers.Handler.prototype.deactivate.apply(this,arguments)){this.started=false;this.pinching=false;this.start=null;this.last=null;deactivated=true;} return deactivated;},getDistance:function(touches){var t0=touches[0];var t1=touches[1];return Math.sqrt(Math.pow(t0.clientX-t1.clientX,2)+ Math.pow(t0.clientY-t1.clientY,2));},getPinchData:function(evt){var distance=this.getDistance(evt.touches);var scale=distance/this.start.distance;return{distance:distance,delta:this.last.distance-distance,scale:scale};},CLASS_NAME:"OpenLayers.Handler.Pinch"});OpenLayers.Control.PinchZoom=OpenLayers.Class(OpenLayers.Control,{type:OpenLayers.Control.TYPE_TOOL,containerOrigin:null,pinchOrigin:null,currentCenter:null,autoActivate:true,initialize:function(options){OpenLayers.Control.prototype.initialize.apply(this,arguments);this.handler=new OpenLayers.Handler.Pinch(this,{start:this.pinchStart,move:this.pinchMove,done:this.pinchDone},this.handlerOptions);},activate:function(){var activated=OpenLayers.Control.prototype.activate.apply(this,arguments);if(activated){this.map.events.on({moveend:this.updateContainerOrigin,scope:this});this.updateContainerOrigin();} return activated;},deactivate:function(){var deactivated=OpenLayers.Control.prototype.deactivate.apply(this,arguments);if(this.map&&this.map.events){this.map.events.un({moveend:this.updateContainerOrigin,scope:this});} return deactivated;},updateContainerOrigin:function(){var container=this.map.layerContainerDiv;this.containerOrigin={x:parseInt(container.style.left,10),y:parseInt(container.style.top,10)};},pinchStart:function(evt,pinchData){this.pinchOrigin=evt.xy;this.currentCenter=evt.xy;},pinchMove:function(evt,pinchData){var scale=pinchData.scale;var containerOrigin=this.containerOrigin;var pinchOrigin=this.pinchOrigin;var current=evt.xy;var dx=Math.round((current.x-pinchOrigin.x)+(scale-1)*(containerOrigin.x-pinchOrigin.x));var dy=Math.round((current.y-pinchOrigin.y)+(scale-1)*(containerOrigin.y-pinchOrigin.y));this.applyTransform("translate("+dx+"px, "+dy+"px) scale("+scale+")");this.currentCenter=current;},applyTransform:function(transform){var style=this.map.layerContainerDiv.style;style['-webkit-transform']=transform;style['-moz-transform']=transform;},pinchDone:function(evt,start,last){this.applyTransform("");var zoom=this.map.getZoomForResolution(this.map.getResolution()/last.scale,true);if(zoom!==this.map.getZoom()||!this.currentCenter.equals(this.pinchOrigin)){var resolution=this.map.getResolutionForZoom(zoom);var location=this.map.getLonLatFromPixel(this.pinchOrigin);var zoomPixel=this.currentCenter;var size=this.map.getSize();location.lon+=resolution*((size.w/2)-zoomPixel.x);location.lat-=resolution*((size.h/2)-zoomPixel.y);this.map.setCenter(location,zoom);}},CLASS_NAME:"OpenLayers.Control.PinchZoom"});OpenLayers.Date={toISOString:(function(){if("toISOString"in Date.prototype){return function(date){return date.toISOString();};}else{function pad(num,len){var str=num+"";while(str.length<len){str="0"+str;} return str;} return function(date){var str;if(isNaN(date.getTime())){str="Invalid Date";}else{str=date.getUTCFullYear()+"-"+ pad(date.getUTCMonth()+1,2)+"-"+ pad(date.getUTCDate(),2)+"T"+ pad(date.getUTCHours(),2)+":"+ pad(date.getUTCMinutes(),2)+":"+ pad(date.getUTCSeconds(),2)+"."+ pad(date.getUTCMilliseconds(),3)+"Z";} return str;};}})(),parse:function(str){var date;var match=str.match(/^(?:(\d{4})(?:-(\d{2})(?:-(\d{2}))?)?)?(?:T(\d{1,2}):(\d{2}):(\d{2}(?:\.\d+)?)(Z|(?:[+-]\d{1,2}(?::(\d{2}))?)))?$/);if(match&&(match[1]||match[7])){var year=parseInt(match[1],10)||0;var month=(parseInt(match[2],10)-1)||0;var day=parseInt(match[3],10)||1;date=new Date(Date.UTC(year,month,day));var type=match[7];if(type){var hours=parseInt(match[4],10);var minutes=parseInt(match[5],10);var secFrac=parseFloat(match[6]);var seconds=secFrac|0;var milliseconds=Math.round(1000*(secFrac-seconds));date.setUTCHours(hours,minutes,seconds,milliseconds);if(type!=="Z"){var hoursOffset=parseInt(type,10);var minutesOffset=parseInt(match[8],10)||0;var offset=-1000*(60*(hoursOffset*60)+minutesOffset*60);date=new Date(date.getTime()+offset);}}}else{date=new Date("invalid");} return date;}};OpenLayers.Layer.SphericalMercator={getExtent:function(){var extent=null;if(this.sphericalMercator){extent=this.map.calculateBounds();}else{extent=OpenLayers.Layer.FixedZoomLevels.prototype.getExtent.apply(this);} return extent;},getLonLatFromViewPortPx:function(viewPortPx){return OpenLayers.Layer.prototype.getLonLatFromViewPortPx.apply(this,arguments);},getViewPortPxFromLonLat:function(lonlat){return OpenLayers.Layer.prototype.getViewPortPxFromLonLat.apply(this,arguments);},initMercatorParameters:function(){this.RESOLUTIONS=[];var maxResolution=156543.03390625;for(var zoom=0;zoom<=this.MAX_ZOOM_LEVEL;++zoom){this.RESOLUTIONS[zoom]=maxResolution/Math.pow(2,zoom);} this.units="m";this.projection=this.projection||"EPSG:900913";},forwardMercator:function(lon,lat){var x=lon*20037508.34/180;var y=Math.log(Math.tan((90+lat)*Math.PI/360))/(Math.PI/180);y=y*20037508.34/180;return new OpenLayers.LonLat(x,y);},inverseMercator:function(x,y){var lon=(x/20037508.34)*180;var lat=(y/20037508.34)*180;lat=180/Math.PI*(2*Math.atan(Math.exp(lat*Math.PI/180))-Math.PI/2);return new OpenLayers.LonLat(lon,lat);},projectForward:function(point){var lonlat=OpenLayers.Layer.SphericalMercator.forwardMercator(point.x,point.y);point.x=lonlat.lon;point.y=lonlat.lat;return point;},projectInverse:function(point){var lonlat=OpenLayers.Layer.SphericalMercator.inverseMercator(point.x,point.y);point.x=lonlat.lon;point.y=lonlat.lat;return point;}};(function(){var codes=["EPSG:900913","EPSG:3857","EPSG:102113","EPSG:102100"];var add=OpenLayers.Projection.addTransform;var merc=OpenLayers.Layer.SphericalMercator;var same=OpenLayers.Projection.nullTransform;var i,len,code,other,j;for(i=0,len=codes.length;i<len;++i){code=codes[i];add("EPSG:4326",code,merc.projectForward);add(code,"EPSG:4326",merc.projectInverse);for(j=i+1;j<len;++j){other=codes[j];add(code,other,same);add(other,code,same);}}})();OpenLayers.Format.KML=OpenLayers.Class(OpenLayers.Format.XML,{namespaces:{kml:"http://www.opengis.net/kml/2.2",gx:"http://www.google.com/kml/ext/2.2"},kmlns:"http://earth.google.com/kml/2.0",placemarksDesc:"No description available",foldersName:"OpenLayers export",foldersDesc:"Exported on "+new Date(),extractAttributes:true,extractStyles:false,extractTracks:false,trackAttributes:null,internalns:null,features:null,styles:null,styleBaseUrl:"",fetched:null,maxDepth:0,initialize:function(options){this.regExes={trimSpace:(/^\s*|\s*$/g),removeSpace:(/\s*/g),splitSpace:(/\s+/),trimComma:(/\s*,\s*/g),kmlColor:(/(\w{2})(\w{2})(\w{2})(\w{2})/),kmlIconPalette:(/root:\/\/icons\/palette-(\d+)(\.\w+)/),straightBracket:(/\$\[(.*?)\]/g)};this.externalProjection=new OpenLayers.Projection("EPSG:4326");OpenLayers.Format.XML.prototype.initialize.apply(this,[options]);},read:function(data){this.features=[];this.styles={};this.fetched={};var options={depth:0,styleBaseUrl:this.styleBaseUrl};return this.parseData(data,options);},parseData:function(data,options){if(typeof data=="string"){data=OpenLayers.Format.XML.prototype.read.apply(this,[data]);} var types=["Link","NetworkLink","Style","StyleMap","Placemark"];for(var i=0,len=types.length;i<len;++i){var type=types[i];var nodes=this.getElementsByTagNameNS(data,"*",type);if(nodes.length==0){continue;} switch(type.toLowerCase()){case"link":case"networklink":this.parseLinks(nodes,options);break;case"style":if(this.extractStyles){this.parseStyles(nodes,options);} break;case"stylemap":if(this.extractStyles){this.parseStyleMaps(nodes,options);} break;case"placemark":this.parseFeatures(nodes,options);break;}} return this.features;},parseLinks:function(nodes,options){if(options.depth>=this.maxDepth){return false;} var newOptions=OpenLayers.Util.extend({},options);newOptions.depth++;for(var i=0,len=nodes.length;i<len;i++){var href=this.parseProperty(nodes[i],"*","href");if(href&&!this.fetched[href]){this.fetched[href]=true;var data=this.fetchLink(href);if(data){this.parseData(data,newOptions);}}}},fetchLink:function(href){var request=OpenLayers.Request.GET({url:href,async:false});if(request){return request.responseText;}},parseStyles:function(nodes,options){for(var i=0,len=nodes.length;i<len;i++){var style=this.parseStyle(nodes[i]);if(style){var styleName=(options.styleBaseUrl||"")+"#"+style.id;this.styles[styleName]=style;}}},parseKmlColor:function(kmlColor){var color=null;if(kmlColor){var matches=kmlColor.match(this.regExes.kmlColor);if(matches){color={color:'#'+matches[4]+matches[3]+matches[2],opacity:parseInt(matches[1],16)/255};}} return color;},parseStyle:function(node){var style={};var types=["LineStyle","PolyStyle","IconStyle","BalloonStyle","LabelStyle"];var type,styleTypeNode,nodeList,geometry,parser;for(var i=0,len=types.length;i<len;++i){type=types[i];styleTypeNode=this.getElementsByTagNameNS(node,"*",type)[0];if(!styleTypeNode){continue;} switch(type.toLowerCase()){case"linestyle":var kmlColor=this.parseProperty(styleTypeNode,"*","color");var color=this.parseKmlColor(kmlColor);if(color){style["strokeColor"]=color.color;style["strokeOpacity"]=color.opacity;} var width=this.parseProperty(styleTypeNode,"*","width");if(width){style["strokeWidth"]=width;} break;case"polystyle":var kmlColor=this.parseProperty(styleTypeNode,"*","color");var color=this.parseKmlColor(kmlColor);if(color){style["fillOpacity"]=color.opacity;style["fillColor"]=color.color;} var fill=this.parseProperty(styleTypeNode,"*","fill");if(fill=="0"){style["fillColor"]="none";} var outline=this.parseProperty(styleTypeNode,"*","outline");if(outline=="0"){style["strokeWidth"]="0";} break;case"iconstyle":var scale=parseFloat(this.parseProperty(styleTypeNode,"*","scale")||1);var width=32*scale;var height=32*scale;var iconNode=this.getElementsByTagNameNS(styleTypeNode,"*","Icon")[0];if(iconNode){var href=this.parseProperty(iconNode,"*","href");if(href){var w=this.parseProperty(iconNode,"*","w");var h=this.parseProperty(iconNode,"*","h");var google="http://maps.google.com/mapfiles/kml";if(OpenLayers.String.startsWith(href,google)&&!w&&!h){w=64;h=64;scale=scale/2;} w=w||h;h=h||w;if(w){width=parseInt(w)*scale;} if(h){height=parseInt(h)*scale;} var matches=href.match(this.regExes.kmlIconPalette);if(matches){var palette=matches[1];var file_extension=matches[2];var x=this.parseProperty(iconNode,"*","x");var y=this.parseProperty(iconNode,"*","y");var posX=x?x/32:0;var posY=y?(7-y/32):7;var pos=posY*8+posX;href="http://maps.google.com/mapfiles/kml/pal" +palette+"/icon"+pos+file_extension;} style["graphicOpacity"]=1;style["externalGraphic"]=href;}} var hotSpotNode=this.getElementsByTagNameNS(styleTypeNode,"*","hotSpot")[0];if(hotSpotNode){var x=parseFloat(hotSpotNode.getAttribute("x"));var y=parseFloat(hotSpotNode.getAttribute("y"));var xUnits=hotSpotNode.getAttribute("xunits");if(xUnits=="pixels"){style["graphicXOffset"]=-x*scale;} else if(xUnits=="insetPixels"){style["graphicXOffset"]=-width+(x*scale);} else if(xUnits=="fraction"){style["graphicXOffset"]=-width*x;} var yUnits=hotSpotNode.getAttribute("yunits");if(yUnits=="pixels"){style["graphicYOffset"]=-height+(y*scale)+1;} else if(yUnits=="insetPixels"){style["graphicYOffset"]=-(y*scale)+1;} else if(yUnits=="fraction"){style["graphicYOffset"]=-height*(1-y)+1;}} style["graphicWidth"]=width;style["graphicHeight"]=height;break;case"balloonstyle":var balloonStyle=OpenLayers.Util.getXmlNodeValue(styleTypeNode);if(balloonStyle){style["balloonStyle"]=balloonStyle.replace(this.regExes.straightBracket,"${$1}");} break;case"labelstyle":var kmlColor=this.parseProperty(styleTypeNode,"*","color");var color=this.parseKmlColor(kmlColor);if(color){style["fontColor"]=color.color;style["fontOpacity"]=color.opacity;} break;default:}} if(!style["strokeColor"]&&style["fillColor"]){style["strokeColor"]=style["fillColor"];} var id=node.getAttribute("id");if(id&&style){style.id=id;} return style;},parseStyleMaps:function(nodes,options){for(var i=0,len=nodes.length;i<len;i++){var node=nodes[i];var pairs=this.getElementsByTagNameNS(node,"*","Pair");var id=node.getAttribute("id");for(var j=0,jlen=pairs.length;j<jlen;j++){var pair=pairs[j];var key=this.parseProperty(pair,"*","key");var styleUrl=this.parseProperty(pair,"*","styleUrl");if(styleUrl&&key=="normal"){this.styles[(options.styleBaseUrl||"")+"#"+id]=this.styles[(options.styleBaseUrl||"")+styleUrl];} if(styleUrl&&key=="highlight"){}}}},parseFeatures:function(nodes,options){var features=[];for(var i=0,len=nodes.length;i<len;i++){var featureNode=nodes[i];var feature=this.parseFeature.apply(this,[featureNode]);if(feature){if(this.extractStyles&&feature.attributes&&feature.attributes.styleUrl){feature.style=this.getStyle(feature.attributes.styleUrl,options);} if(this.extractStyles){var inlineStyleNode=this.getElementsByTagNameNS(featureNode,"*","Style")[0];if(inlineStyleNode){var inlineStyle=this.parseStyle(inlineStyleNode);if(inlineStyle){feature.style=OpenLayers.Util.extend(feature.style,inlineStyle);}}} if(this.extractTracks){var tracks=this.getElementsByTagNameNS(featureNode,this.namespaces.gx,"Track");if(tracks&&tracks.length>0){var track=tracks[0];var container={features:[],feature:feature};this.readNode(track,container);if(container.features.length>0){features.push.apply(features,container.features);}}}else{features.push(feature);}}else{throw"Bad Placemark: "+i;}} this.features=this.features.concat(features);},readers:{"kml":{"when":function(node,container){container.whens.push(OpenLayers.Date.parse(this.getChildValue(node)));},"_trackPointAttribute":function(node,container){var name=node.nodeName.split(":").pop();container.attributes[name].push(this.getChildValue(node));}},"gx":{"Track":function(node,container){var obj={whens:[],points:[],angles:[]};if(this.trackAttributes){var name;obj.attributes={};for(var i=0,ii=this.trackAttributes.length;i<ii;++i){name=this.trackAttributes[i];obj.attributes[name]=[];if(!(name in this.readers.kml)){this.readers.kml[name]=this.readers.kml._trackPointAttribute;}}} this.readChildNodes(node,obj);if(obj.whens.length!==obj.points.length){throw new Error("gx:Track with unequal number of when ("+obj.whens.length+") and gx:coord ("+obj.points.length+") elements.");} var hasAngles=obj.angles.length>0;if(hasAngles&&obj.whens.length!==obj.angles.length){throw new Error("gx:Track with unequal number of when ("+obj.whens.length+") and gx:angles ("+obj.angles.length+") elements.");} var feature,point,angles;for(var i=0,ii=obj.whens.length;i<ii;++i){feature=container.feature.clone();feature.fid=container.feature.fid||container.feature.id;point=obj.points[i];feature.geometry=point;if("z"in point){feature.attributes.altitude=point.z;} if(this.internalProjection&&this.externalProjection){feature.geometry.transform(this.externalProjection,this.internalProjection);} if(this.trackAttributes){for(var j=0,jj=this.trackAttributes.length;j<jj;++j){feature.attributes[name]=obj.attributes[this.trackAttributes[j]][i];}} feature.attributes.when=obj.whens[i];feature.attributes.trackId=container.feature.id;if(hasAngles){angles=obj.angles[i];feature.attributes.heading=parseFloat(angles[0]);feature.attributes.tilt=parseFloat(angles[1]);feature.attributes.roll=parseFloat(angles[2]);} container.features.push(feature);}},"coord":function(node,container){var str=this.getChildValue(node);var coords=str.replace(this.regExes.trimSpace,"").split(/\s+/);var point=new OpenLayers.Geometry.Point(coords[0],coords[1]);if(coords.length>2){point.z=parseFloat(coords[2]);} container.points.push(point);},"angles":function(node,container){var str=this.getChildValue(node);var parts=str.replace(this.regExes.trimSpace,"").split(/\s+/);container.angles.push(parts);}}},parseFeature:function(node){var order=["MultiGeometry","Polygon","LineString","Point"];var type,nodeList,geometry,parser;for(var i=0,len=order.length;i<len;++i){type=order[i];this.internalns=node.namespaceURI?node.namespaceURI:this.kmlns;nodeList=this.getElementsByTagNameNS(node,this.internalns,type);if(nodeList.length>0){var parser=this.parseGeometry[type.toLowerCase()];if(parser){geometry=parser.apply(this,[nodeList[0]]);if(this.internalProjection&&this.externalProjection){geometry.transform(this.externalProjection,this.internalProjection);}}else{OpenLayers.Console.error(OpenLayers.i18n("unsupportedGeometryType",{'geomType':type}));} break;}} var attributes;if(this.extractAttributes){attributes=this.parseAttributes(node);} var feature=new OpenLayers.Feature.Vector(geometry,attributes);var fid=node.getAttribute("id")||node.getAttribute("name");if(fid!=null){feature.fid=fid;} return feature;},getStyle:function(styleUrl,options){var styleBaseUrl=OpenLayers.Util.removeTail(styleUrl);var newOptions=OpenLayers.Util.extend({},options);newOptions.depth++;newOptions.styleBaseUrl=styleBaseUrl;if(!this.styles[styleUrl]&&!OpenLayers.String.startsWith(styleUrl,"#")&&newOptions.depth<=this.maxDepth&&!this.fetched[styleBaseUrl]){var data=this.fetchLink(styleBaseUrl);if(data){this.parseData(data,newOptions);}} var style=OpenLayers.Util.extend({},this.styles[styleUrl]);return style;},parseGeometry:{point:function(node){var nodeList=this.getElementsByTagNameNS(node,this.internalns,"coordinates");var coords=[];if(nodeList.length>0){var coordString=nodeList[0].firstChild.nodeValue;coordString=coordString.replace(this.regExes.removeSpace,"");coords=coordString.split(",");} var point=null;if(coords.length>1){if(coords.length==2){coords[2]=null;} point=new OpenLayers.Geometry.Point(coords[0],coords[1],coords[2]);}else{throw"Bad coordinate string: "+coordString;} return point;},linestring:function(node,ring){var nodeList=this.getElementsByTagNameNS(node,this.internalns,"coordinates");var line=null;if(nodeList.length>0){var coordString=this.getChildValue(nodeList[0]);coordString=coordString.replace(this.regExes.trimSpace,"");coordString=coordString.replace(this.regExes.trimComma,",");var pointList=coordString.split(this.regExes.splitSpace);var numPoints=pointList.length;var points=new Array(numPoints);var coords,numCoords;for(var i=0;i<numPoints;++i){coords=pointList[i].split(",");numCoords=coords.length;if(numCoords>1){if(coords.length==2){coords[2]=null;} points[i]=new OpenLayers.Geometry.Point(coords[0],coords[1],coords[2]);}else{throw"Bad LineString point coordinates: "+ pointList[i];}} if(numPoints){if(ring){line=new OpenLayers.Geometry.LinearRing(points);}else{line=new OpenLayers.Geometry.LineString(points);}}else{throw"Bad LineString coordinates: "+coordString;}} return line;},polygon:function(node){var nodeList=this.getElementsByTagNameNS(node,this.internalns,"LinearRing");var numRings=nodeList.length;var components=new Array(numRings);if(numRings>0){var ring;for(var i=0,len=nodeList.length;i<len;++i){ring=this.parseGeometry.linestring.apply(this,[nodeList[i],true]);if(ring){components[i]=ring;}else{throw"Bad LinearRing geometry: "+i;}}} return new OpenLayers.Geometry.Polygon(components);},multigeometry:function(node){var child,parser;var parts=[];var children=node.childNodes;for(var i=0,len=children.length;i<len;++i){child=children[i];if(child.nodeType==1){var type=(child.prefix)?child.nodeName.split(":")[1]:child.nodeName;var parser=this.parseGeometry[type.toLowerCase()];if(parser){parts.push(parser.apply(this,[child]));}}} return new OpenLayers.Geometry.Collection(parts);}},parseAttributes:function(node){var attributes={};var edNodes=node.getElementsByTagName("ExtendedData");if(edNodes.length){attributes=this.parseExtendedData(edNodes[0]);} var child,grandchildren,grandchild;var children=node.childNodes;for(var i=0,len=children.length;i<len;++i){child=children[i];if(child.nodeType==1){grandchildren=child.childNodes;if(grandchildren.length>=1&&grandchildren.length<=3){var grandchild;switch(grandchildren.length){case 1:grandchild=grandchildren[0];break;case 2:var c1=grandchildren[0];var c2=grandchildren[1];grandchild=(c1.nodeType==3||c1.nodeType==4)?c1:c2;break;case 3:default:grandchild=grandchildren[1];break;} if(grandchild.nodeType==3||grandchild.nodeType==4){var name=(child.prefix)?child.nodeName.split(":")[1]:child.nodeName;var value=OpenLayers.Util.getXmlNodeValue(grandchild);if(value){value=value.replace(this.regExes.trimSpace,"");attributes[name]=value;}}}}} return attributes;},parseExtendedData:function(node){var attributes={};var i,len,data,key;var dataNodes=node.getElementsByTagName("Data");for(i=0,len=dataNodes.length;i<len;i++){data=dataNodes[i];key=data.getAttribute("name");var ed={};var valueNode=data.getElementsByTagName("value");if(valueNode.length){ed['value']=this.getChildValue(valueNode[0]);} var nameNode=data.getElementsByTagName("displayName");if(nameNode.length){ed['displayName']=this.getChildValue(nameNode[0]);} attributes[key]=ed;} var simpleDataNodes=node.getElementsByTagName("SimpleData");for(i=0,len=simpleDataNodes.length;i<len;i++){var ed={};data=simpleDataNodes[i];key=data.getAttribute("name");ed['value']=this.getChildValue(data);ed['displayName']=key;attributes[key]=ed;} return attributes;},parseProperty:function(xmlNode,namespace,tagName){var value;var nodeList=this.getElementsByTagNameNS(xmlNode,namespace,tagName);try{value=OpenLayers.Util.getXmlNodeValue(nodeList[0]);}catch(e){value=null;} return value;},write:function(features){if(!(OpenLayers.Util.isArray(features))){features=[features];} var kml=this.createElementNS(this.kmlns,"kml");var folder=this.createFolderXML();for(var i=0,len=features.length;i<len;++i){folder.appendChild(this.createPlacemarkXML(features[i]));} kml.appendChild(folder);return OpenLayers.Format.XML.prototype.write.apply(this,[kml]);},createFolderXML:function(){var folder=this.createElementNS(this.kmlns,"Folder");if(this.foldersName){var folderName=this.createElementNS(this.kmlns,"name");var folderNameText=this.createTextNode(this.foldersName);folderName.appendChild(folderNameText);folder.appendChild(folderName);} if(this.foldersDesc){var folderDesc=this.createElementNS(this.kmlns,"description");var folderDescText=this.createTextNode(this.foldersDesc);folderDesc.appendChild(folderDescText);folder.appendChild(folderDesc);} return folder;},createPlacemarkXML:function(feature){var placemarkName=this.createElementNS(this.kmlns,"name");var name=feature.style&&feature.style.label?feature.style.label:feature.attributes.name||feature.id;placemarkName.appendChild(this.createTextNode(name));var placemarkDesc=this.createElementNS(this.kmlns,"description");var desc=feature.attributes.description||this.placemarksDesc;placemarkDesc.appendChild(this.createTextNode(desc));var placemarkNode=this.createElementNS(this.kmlns,"Placemark");if(feature.fid!=null){placemarkNode.setAttribute("id",feature.fid);} placemarkNode.appendChild(placemarkName);placemarkNode.appendChild(placemarkDesc);var geometryNode=this.buildGeometryNode(feature.geometry);placemarkNode.appendChild(geometryNode);return placemarkNode;},buildGeometryNode:function(geometry){var className=geometry.CLASS_NAME;var type=className.substring(className.lastIndexOf(".")+1);var builder=this.buildGeometry[type.toLowerCase()];var node=null;if(builder){node=builder.apply(this,[geometry]);} return node;},buildGeometry:{point:function(geometry){var kml=this.createElementNS(this.kmlns,"Point");kml.appendChild(this.buildCoordinatesNode(geometry));return kml;},multipoint:function(geometry){return this.buildGeometry.collection.apply(this,[geometry]);},linestring:function(geometry){var kml=this.createElementNS(this.kmlns,"LineString");kml.appendChild(this.buildCoordinatesNode(geometry));return kml;},multilinestring:function(geometry){return this.buildGeometry.collection.apply(this,[geometry]);},linearring:function(geometry){var kml=this.createElementNS(this.kmlns,"LinearRing");kml.appendChild(this.buildCoordinatesNode(geometry));return kml;},polygon:function(geometry){var kml=this.createElementNS(this.kmlns,"Polygon");var rings=geometry.components;var ringMember,ringGeom,type;for(var i=0,len=rings.length;i<len;++i){type=(i==0)?"outerBoundaryIs":"innerBoundaryIs";ringMember=this.createElementNS(this.kmlns,type);ringGeom=this.buildGeometry.linearring.apply(this,[rings[i]]);ringMember.appendChild(ringGeom);kml.appendChild(ringMember);} return kml;},multipolygon:function(geometry){return this.buildGeometry.collection.apply(this,[geometry]);},collection:function(geometry){var kml=this.createElementNS(this.kmlns,"MultiGeometry");var child;for(var i=0,len=geometry.components.length;i<len;++i){child=this.buildGeometryNode.apply(this,[geometry.components[i]]);if(child){kml.appendChild(child);}} return kml;}},buildCoordinatesNode:function(geometry){var coordinatesNode=this.createElementNS(this.kmlns,"coordinates");var path;var points=geometry.components;if(points){var point;var numPoints=points.length;var parts=new Array(numPoints);for(var i=0;i<numPoints;++i){point=points[i];parts[i]=this.buildCoordinates(point);} path=parts.join(" ");}else{path=this.buildCoordinates(geometry);} var txtNode=this.createTextNode(path);coordinatesNode.appendChild(txtNode);return coordinatesNode;},buildCoordinates:function(point){if(this.internalProjection&&this.externalProjection){point=point.clone();point.transform(this.internalProjection,this.externalProjection);} return point.x+","+point.y;},CLASS_NAME:"OpenLayers.Format.KML"});OpenLayers.Strategy.BBOX=OpenLayers.Class(OpenLayers.Strategy,{bounds:null,resolution:null,ratio:2,resFactor:null,response:null,activate:function(){var activated=OpenLayers.Strategy.prototype.activate.call(this);if(activated){this.layer.events.on({"moveend":this.update,scope:this});this.layer.events.on({"refresh":this.update,scope:this});if(this.layer.visibility===true&&this.layer.inRange===true){this.update();}else{this.layer.events.on({"visibilitychanged":this.update,scope:this});}} return activated;},deactivate:function(){var deactivated=OpenLayers.Strategy.prototype.deactivate.call(this);if(deactivated){this.layer.events.un({"moveend":this.update,"refresh":this.update,"visibilitychanged":this.update,scope:this});} return deactivated;},update:function(options){var mapBounds=this.getMapBounds();if(mapBounds!==null&&((options&&options.force)||this.invalidBounds(mapBounds))){this.calculateBounds(mapBounds);this.resolution=this.layer.map.getResolution();this.triggerRead(options);}},getMapBounds:function(){if(this.layer.map===null){return null;} var bounds=this.layer.map.getExtent();if(bounds&&!this.layer.projection.equals(this.layer.map.getProjectionObject())){bounds=bounds.clone().transform(this.layer.map.getProjectionObject(),this.layer.projection);} return bounds;},invalidBounds:function(mapBounds){if(!mapBounds){mapBounds=this.getMapBounds();} var invalid=!this.bounds||!this.bounds.containsBounds(mapBounds);if(!invalid&&this.resFactor){var ratio=this.resolution/this.layer.map.getResolution();invalid=(ratio>=this.resFactor||ratio<=(1/this.resFactor));} return invalid;},calculateBounds:function(mapBounds){if(!mapBounds){mapBounds=this.getMapBounds();} var center=mapBounds.getCenterLonLat();var dataWidth=mapBounds.getWidth()*this.ratio;var dataHeight=mapBounds.getHeight()*this.ratio;this.bounds=new OpenLayers.Bounds(center.lon-(dataWidth/2),center.lat-(dataHeight/2),center.lon+(dataWidth/2),center.lat+(dataHeight/2));},triggerRead:function(options){if(this.response){this.layer.protocol.abort(this.response);this.layer.events.triggerEvent("loadend");} this.layer.events.triggerEvent("loadstart");this.response=this.layer.protocol.read(OpenLayers.Util.applyDefaults({filter:this.createFilter(),callback:this.merge,scope:this},options));},createFilter:function(){var filter=new OpenLayers.Filter.Spatial({type:OpenLayers.Filter.Spatial.BBOX,value:this.bounds,projection:this.layer.projection});if(this.layer.filter){filter=new OpenLayers.Filter.Logical({type:OpenLayers.Filter.Logical.AND,filters:[this.layer.filter,filter]});} return filter;},merge:function(resp){this.layer.destroyFeatures();var features=resp.features;if(features&&features.length>0){var remote=this.layer.projection;var local=this.layer.map.getProjectionObject();if(!local.equals(remote)){var geom;for(var i=0,len=features.length;i<len;++i){geom=features[i].geometry;if(geom){geom.transform(remote,local);}}} this.layer.addFeatures(features);} this.response=null;this.layer.events.triggerEvent("loadend");},CLASS_NAME:"OpenLayers.Strategy.BBOX"});