aboutsummaryrefslogtreecommitdiffstats
path: root/phonegap/www/js/map-OpenLayers.js
diff options
context:
space:
mode:
authorDave Whiteland <dave@mysociety.org>2012-06-25 14:33:57 +0100
committerDave Whiteland <dave@mysociety.org>2012-06-25 14:33:57 +0100
commitf9fe02f91ac72ea2954ee68a5f32d96a237fcd67 (patch)
treef91d63ab3d6b9cd3555587090a541c870ecd3363 /phonegap/www/js/map-OpenLayers.js
parent67da8efc720d2d0bd22bd9fe8655b7e983b35bb4 (diff)
parent45b3040884d7089e7d8c6f4acccd657b91c92a04 (diff)
Merge branch 'master' into fmb-read-only
Conflicts: .gitignore bin/make_css perllib/FixMyStreet/Cobrand/FixMyStreet.pm
Diffstat (limited to 'phonegap/www/js/map-OpenLayers.js')
-rw-r--r--phonegap/www/js/map-OpenLayers.js522
1 files changed, 522 insertions, 0 deletions
diff --git a/phonegap/www/js/map-OpenLayers.js b/phonegap/www/js/map-OpenLayers.js
new file mode 100644
index 000000000..c46284987
--- /dev/null
+++ b/phonegap/www/js/map-OpenLayers.js
@@ -0,0 +1,522 @@
+// This function might be passed either an OpenLayers.LonLat (so has
+// lon and lat) or an OpenLayers.Geometry.Point (so has x and y)
+function fixmystreet_update_pin(lonlat) {
+ lonlat.transform(
+ fixmystreet.map.getProjectionObject(),
+ new OpenLayers.Projection("EPSG:4326")
+ );
+ document.getElementById('fixmystreet.latitude').value = lonlat.lat || lonlat.y;
+ document.getElementById('fixmystreet.longitude').value = lonlat.lon || lonlat.x;
+}
+
+function fixmystreet_activate_drag() {
+ fixmystreet.drag = new OpenLayers.Control.DragFeature( fixmystreet.markers, {
+ onComplete: function(feature, e) {
+ fixmystreet_update_pin( feature.geometry.clone() );
+ }
+ } );
+ fixmystreet.map.addControl( fixmystreet.drag );
+ fixmystreet.drag.activate();
+}
+
+function fms_markers_list(pins, transform) {
+ var markers = [];
+ for (var i=0; i<pins.length; i++) {
+ var pin = pins[i];
+ var loc = new OpenLayers.Geometry.Point(pin[1], pin[0]);
+ if (transform) {
+ // The Strategy does this for us, so don't do it in that case.
+ loc.transform(
+ new OpenLayers.Projection("EPSG:4326"),
+ fixmystreet.map.getProjectionObject()
+ );
+ }
+ var marker = new OpenLayers.Feature.Vector(loc, {
+ colour: pin[2],
+ size: pin[5] || 'normal',
+ id: pin[3],
+ title: pin[4] || ''
+ });
+ markers.push( marker );
+ }
+ return markers;
+}
+
+function fixmystreet_onload() {
+ if ( fixmystreet.area ) {
+ var area = new OpenLayers.Layer.Vector("KML", {
+ strategies: [ new OpenLayers.Strategy.Fixed() ],
+ protocol: new OpenLayers.Protocol.HTTP({
+ url: CONFIG.FMS_URL + "/mapit/area/" + fixmystreet.area + ".kml?simplify_tolerance=0.0001",
+ format: new OpenLayers.Format.KML()
+ })
+ });
+ fixmystreet.map.addLayer(area);
+ area.events.register('loadend', null, function(a,b,c) {
+ var bounds = area.getDataExtent();
+ if (bounds) {
+ var center = bounds.getCenterLonLat();
+ fixmystreet.map.setCenter(center, fixmystreet.map.getZoomForExtent(bounds), false, true);
+ }
+ });
+ }
+
+ var pin_layer_style_map = new OpenLayers.StyleMap({
+ 'default': new OpenLayers.Style({
+ graphicTitle: "${title}",
+ graphicOpacity: 1,
+ graphicZIndex: 11,
+ backgroundGraphicZIndex: 10
+ })
+ });
+ pin_layer_style_map.addUniqueValueRules('default', 'size', {
+ 'normal': {
+ externalGraphic: "i/pin-${colour}.png",
+ graphicWidth: 48,
+ graphicHeight: 64,
+ graphicXOffset: -24,
+ graphicYOffset: -64,
+ backgroundGraphic: "i/pin-shadow.png",
+ backgroundWidth: 60,
+ backgroundHeight: 30,
+ backgroundXOffset: -7,
+ backgroundYOffset: -30
+ },
+ 'big': {
+ externalGraphic: "i/pin-${colour}-big.png",
+ graphicWidth: 78,
+ graphicHeight: 105,
+ graphicXOffset: -39,
+ graphicYOffset: -105,
+ backgroundGraphic: "i/pin-shadow-big.png",
+ backgroundWidth: 88,
+ backgroundHeight: 40,
+ backgroundXOffset: -10,
+ backgroundYOffset: -35
+ }
+ });
+ var pin_layer_options = {
+ rendererOptions: {
+ yOrdering: true
+ },
+ styleMap: pin_layer_style_map
+ };
+ if (fixmystreet.page == 'around') {
+ fixmystreet.bbox_strategy = new OpenLayers.Strategy.BBOX({ ratio: 1 });
+ pin_layer_options.strategies = [ fixmystreet.bbox_strategy ];
+ pin_layer_options.protocol = new OpenLayers.Protocol.HTTP({
+ url: CONFIG.FMS_URL + '/ajax',
+ params: fixmystreet.all_pins ? { all_pins: 1 } : { },
+ format: new OpenLayers.Format.FixMyStreet()
+ });
+ }
+ fixmystreet.markers = new OpenLayers.Layer.Vector("Pins", pin_layer_options);
+ fixmystreet.markers.events.register( 'loadend', fixmystreet.markers, function(evt) {
+ if (fixmystreet.map.popups.length) fixmystreet.map.removePopup(fixmystreet.map.popups[0]);
+ });
+
+ var markers = fms_markers_list( fixmystreet.pins, true );
+ fixmystreet.markers.addFeatures( markers );
+ if (fixmystreet.page == 'around' || fixmystreet.page == 'reports' || fixmystreet.page == 'my') {
+ fixmystreet.select_feature = new OpenLayers.Control.SelectFeature( fixmystreet.markers );
+ var selectedFeature;
+ function onPopupClose(evt) {
+ fixmystreet.select_feature.unselect(selectedFeature);
+ OpenLayers.Event.stop(evt);
+ }
+ fixmystreet.markers.events.register( 'featureunselected', fixmystreet.markers, function(evt) {
+ var feature = evt.feature, popup = feature.popup;
+ fixmystreet.map.removePopup(popup);
+ popup.destroy();
+ feature.popup = null;
+ });
+ fixmystreet.markers.events.register( 'featureselected', fixmystreet.markers, function(evt) {
+ var feature = evt.feature;
+ selectedFeature = feature;
+ var popup = new OpenLayers.Popup.FramedCloud("popup",
+ feature.geometry.getBounds().getCenterLonLat(),
+ null,
+ feature.attributes.title + "<br><a href=" + CONFIG.FMS_URL + "/report/" + feature.attributes.id + ">More details</a>",
+ { size: new OpenLayers.Size(0,0), offset: new OpenLayers.Pixel(0,-40) },
+ true, onPopupClose);
+ feature.popup = popup;
+ fixmystreet.map.addPopup(popup);
+ });
+ fixmystreet.map.addControl( fixmystreet.select_feature );
+ fixmystreet.select_feature.activate();
+ } else if (fixmystreet.page == 'new') {
+ fixmystreet_activate_drag();
+ }
+ fixmystreet.map.addLayer(fixmystreet.markers);
+
+ if ( fixmystreet.zoomToBounds ) {
+ var bounds = fixmystreet.markers.getDataExtent();
+ if (bounds) { fixmystreet.map.zoomToExtent( bounds ); }
+ }
+
+ $('#hide_pins_link').click(function(e) {
+ e.preventDefault();
+ var showhide = [
+ 'Show pins', 'Hide pins',
+ 'Dangos pinnau', 'Cuddio pinnau',
+ "Vis nåler", "Gjem nåler"
+ ];
+ for (var i=0; i<showhide.length; i+=2) {
+ if (this.innerHTML == showhide[i]) {
+ fixmystreet.markers.setVisibility(true);
+ fixmystreet.select_feature.activate();
+ this.innerHTML = showhide[i+1];
+ } else if (this.innerHTML == showhide[i+1]) {
+ fixmystreet.markers.setVisibility(false);
+ fixmystreet.select_feature.deactivate();
+ this.innerHTML = showhide[i];
+ }
+ }
+ });
+
+ $('#all_pins_link').click(function(e) {
+ e.preventDefault();
+ fixmystreet.markers.setVisibility(true);
+ var texts = [
+ 'en', 'Show old', 'Hide old',
+ 'nb', 'Inkluder utdaterte problemer', 'Skjul utdaterte rapporter',
+ 'cy', 'Cynnwys hen adroddiadau', 'Cuddio hen adroddiadau'
+ ];
+ for (var i=0; i<texts.length; i+=3) {
+ if (this.innerHTML == texts[i+1]) {
+ this.innerHTML = texts[i+2];
+ fixmystreet.markers.protocol.options.params = { all_pins: 1 };
+ fixmystreet.markers.refresh( { force: true } );
+ lang = texts[i];
+ } else if (this.innerHTML == texts[i+2]) {
+ this.innerHTML = texts[i+1];
+ fixmystreet.markers.protocol.options.params = { };
+ fixmystreet.markers.refresh( { force: true } );
+ lang = texts[i];
+ }
+ }
+ if (lang == 'cy') {
+ document.getElementById('hide_pins_link').innerHTML = 'Cuddio pinnau';
+ } else if (lang == 'nb') {
+ document.getElementById('hide_pins_link').innerHTML = 'Gjem nåler';
+ } else {
+ document.getElementById('hide_pins_link').innerHTML = 'Hide pins';
+ }
+ });
+
+}
+
+$(function(){
+
+ set_map_config();
+
+ fixmystreet.map = new OpenLayers.Map("map", {
+ controls: fixmystreet.controls,
+ displayProjection: new OpenLayers.Projection("EPSG:4326")
+ });
+
+ if ($('html').hasClass('mobile') && fixmystreet.page == 'around') {
+ $('#fms_pan_zoom').css({ top: '2.75em !important' });
+ }
+
+ fixmystreet.layer_options = OpenLayers.Util.extend({
+ zoomOffset: fixmystreet.zoomOffset,
+ transitionEffect: 'resize',
+ numZoomLevels: fixmystreet.numZoomLevels
+ }, fixmystreet.layer_options);
+ var layer = new fixmystreet.map_type("", fixmystreet.layer_options);
+ fixmystreet.map.addLayer(layer);
+
+ if (!fixmystreet.map.getCenter()) {
+ var centre = new OpenLayers.LonLat( fixmystreet.longitude, fixmystreet.latitude );
+ centre.transform(
+ new OpenLayers.Projection("EPSG:4326"),
+ fixmystreet.map.getProjectionObject()
+ );
+ fixmystreet.map.setCenter(centre, fixmystreet.zoom || 3);
+ }
+
+ if (fixmystreet.state_map && fixmystreet.state_map == 'full') {
+ // TODO Work better with window resizing, this is pretty 'set up' only at present
+ var $content = $('.content'),
+ q = ( $content.offset().left + $content.width() ) / 2;
+ // Need to try and fake the 'centre' being 75% from the left
+ fixmystreet.map.pan(-q, -25, { animate: false });
+ fixmystreet.map.events.register("movestart", null, function(e){
+ fixmystreet.map.moveStart = { zoom: this.getZoom(), center: this.getCenter() };
+ });
+ fixmystreet.map.events.register("zoomend", null, function(e){
+ if ( fixmystreet.map.moveStart && !fixmystreet.map.moveStart.zoom && fixmystreet.map.moveStart.zoom !== 0 ) {
+ return true; // getZoom() on Firefox appears to return null at first?
+ }
+ if ( !fixmystreet.map.moveStart || !this.getCenter().equals(fixmystreet.map.moveStart.center) ) {
+ // Centre has moved, e.g. by double-click. Same whether zoom in or out
+ fixmystreet.map.pan(-q, -25, { animate: false });
+ return;
+ }
+ var zoom_change = this.getZoom() - fixmystreet.map.moveStart.zoom;
+ if (zoom_change == -1) {
+ // Zoomed out, need to re'centre'
+ fixmystreet.map.pan(-q/2, 0, { animate: false });
+ } else if (zoom_change == 1) {
+ // Using a zoom button
+ fixmystreet.map.pan(q, 0, { animate: false });
+ }
+ });
+ }
+
+ if (document.getElementById('mapForm')) {
+ var click = new OpenLayers.Control.Click();
+ fixmystreet.map.addControl(click);
+ click.activate();
+ }
+
+ $(window).hashchange(function(){
+ if (location.hash == '#report' && $('.rap-notes').is(':visible')) {
+ $('.rap-notes-close').click();
+ return;
+ }
+
+ if (location.hash && location.hash != '#') {
+ return;
+ }
+
+ // Okay, back to around view.
+ fixmystreet.bbox_strategy.activate();
+ fixmystreet.markers.refresh( { force: true } );
+ if ( fixmystreet.state_pins_were_hidden ) {
+ // If we had pins hidden when we clicked map (which had to show the pin layer as I'm doing it in one layer), hide them again.
+ $('#hide_pins_link').click();
+ }
+ fixmystreet.drag.deactivate();
+ $('#side-form').hide();
+ $('#side').show();
+ $('#sub_map_links').show();
+ //only on mobile
+ $('#mob_sub_map_links').remove();
+ $('.mobile-map-banner').text('Place pin on map')
+ .prepend('<a href="index.html">home</a>');
+ fixmystreet.page = 'around';
+ });
+
+ // Vector layers must be added onload as IE sucks
+ if ($.browser.msie) {
+ $(window).load(fixmystreet_onload);
+ } else {
+ fixmystreet_onload();
+ }
+});
+
+/* Overridding the buttonDown function of PanZoom so that it does
+ zoomTo(0) rather than zoomToMaxExtent()
+*/
+OpenLayers.Control.PanZoomFMS = OpenLayers.Class(OpenLayers.Control.PanZoom, {
+ 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.zoomTo(0);
+ break;
+ }
+
+ OpenLayers.Event.stop(evt);
+ }
+});
+
+/* Overriding Permalink so that it can pass the correct zoom to OSM */
+OpenLayers.Control.PermalinkFMS = OpenLayers.Class(OpenLayers.Control.Permalink, {
+ 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(null, this.map.getZoom()+fixmystreet.zoomOffset));
+ // Could use mlat/mlon here as well if we are on a page with a marker
+ if (this.anchor && !this.element) {
+ window.location.href = href;
+ }
+ else {
+ this.element.href = href;
+ }
+ }
+});
+
+/* Pan data handler */
+OpenLayers.Format.FixMyStreet = OpenLayers.Class(OpenLayers.Format.JSON, {
+ read: function(json, filter) {
+ if (typeof json == 'string') {
+ obj = OpenLayers.Format.JSON.prototype.read.apply(this, [json, filter]);
+ } else {
+ obj = json;
+ }
+ var current, current_near;
+ if (typeof(obj.current) != 'undefined' && (current = document.getElementById('current'))) {
+ current.innerHTML = obj.current;
+ }
+ if (typeof(obj.current_near) != 'undefined' && (current_near = document.getElementById('current_near'))) {
+ current_near.innerHTML = obj.current_near;
+ }
+ var markers = fms_markers_list( obj.pins, false );
+ return markers;
+ },
+ CLASS_NAME: "OpenLayers.Format.FixMyStreet"
+});
+
+/* Click handler */
+OpenLayers.Control.Click = OpenLayers.Class(OpenLayers.Control, {
+ defaultHandlerOptions: {
+ 'single': true,
+ 'double': false,
+ 'pixelTolerance': 0,
+ 'stopSingle': false,
+ 'stopDouble': false
+ },
+
+ initialize: function(options) {
+ this.handlerOptions = OpenLayers.Util.extend(
+ {}, this.defaultHandlerOptions);
+ OpenLayers.Control.prototype.initialize.apply(
+ this, arguments
+ );
+ this.handler = new OpenLayers.Handler.Click(
+ this, {
+ 'click': this.trigger
+ }, this.handlerOptions);
+ },
+
+ trigger: function(e) {
+ if (typeof fixmystreet.nav_control != 'undefined') {
+ fixmystreet.nav_control.disableZoomWheel();
+ }
+ var lonlat = fixmystreet.map.getLonLatFromViewPortPx(e.xy);
+ if (fixmystreet.page == 'new') {
+ /* Already have a pin */
+ fixmystreet.markers.features[0].move(lonlat);
+ } else {
+ var markers = fms_markers_list( [ [ lonlat.lat, lonlat.lon, 'green' ] ], false );
+ fixmystreet.bbox_strategy.deactivate();
+ fixmystreet.markers.removeAllFeatures();
+ fixmystreet.markers.addFeatures( markers );
+ fixmystreet_activate_drag();
+ }
+ fixmystreet_update_pin(lonlat);
+ // check to see if markers are visible. We click the
+ // link so that it updates the text in case they go
+ // back
+ if ( ! fixmystreet.markers.getVisibility() ) {
+ fixmystreet.state_pins_were_hidden = true;
+ $('#hide_pins_link').click();
+ }
+ if (fixmystreet.page == 'new') {
+ return;
+ }
+ $.getJSON( CONFIG.FMS_URL + 'report/new/ajax', {
+ latitude: $('#fixmystreet\\.latitude').val(),
+ longitude: $('#fixmystreet\\.longitude').val()
+ }, function(data) {
+ if (data.error) {
+ // XXX If they then click back and click somewhere in the area, this error will still show.
+ $('#side-form').html('<h1>Reporting a problem</h1><p>' + data.error + '</p>');
+ return;
+ }
+ $('#councils_text').html(data.councils_text);
+ $('#form_category_row').html(data.category);
+ });
+
+ $('#side-form, #site-logo').show();
+ fixmystreet.map.updateSize(); // might have done, and otherwise Firefox gets confused.
+ /* For some reason on IOS5 if you use the jQuery show method it
+ * doesn't display the JS validation error messages unless you do this
+ * or you cause a screen redraw by changing the phone orientation.
+ * NB: This has to happen after the call to show() */
+ if ( navigator.userAgent.match(/like Mac OS X/i)) {
+ document.getElementById('side-form').style.display = 'block';
+ }
+ $('#side').hide();
+ if (typeof heightFix !== 'undefined') {
+ heightFix('#report-a-problem-sidebar', '.content', 26);
+ }
+
+ // If we clicked the map somewhere inconvenient
+ var sidebar = $('#report-a-problem-sidebar');
+ if (sidebar.css('position') == 'absolute') {
+ var w = sidebar.width(), h = sidebar.height(),
+ o = sidebar.offset(),
+ $map_box = $('#map_box'), bo = $map_box.offset();
+ // e.xy is relative to top left of map, which might not be top left of page
+ e.xy.x += bo.left;
+ e.xy.y += bo.top;
+ if (e.xy.y <= o.top || (e.xy.x >= o.left && e.xy.x <= o.left + w + 24 && e.xy.y >= o.top && e.xy.y <= o.top + h + 64)) {
+ // top of the page, pin hidden by header;
+ // or underneath where the new sidebar will appear
+ lonlat.transform(
+ new OpenLayers.Projection("EPSG:4326"),
+ fixmystreet.map.getProjectionObject()
+ );
+ var p = fixmystreet.map.getViewPortPxFromLonLat(lonlat);
+ p.x -= ( o.left + w ) / 2;
+ lonlat = fixmystreet.map.getLonLatFromViewPortPx(p);
+ fixmystreet.map.panTo(lonlat);
+ }
+ }
+
+ $('#sub_map_links').hide();
+ if ($('html').hasClass('mobile')) {
+ var $map_box = $('#map_box'),
+ width = $map_box.width(),
+ height = $map_box.height();
+ $map_box.append(
+ '<p id="mob_sub_map_links">' +
+ '<a href="#" id="try_again">Try again</a>' +
+ '<a href="#ok" id="mob_ok">OK</a>' +
+ '</p>'
+ ).css({ position: 'relative', width: width, height: height, marginBottom: '1em' });
+ // Making it relative here makes it much easier to do the scrolling later
+
+ $('.mobile-map-banner').text('Right place?').prepend('<a href="index.html">home</a>');
+
+ // mobile user clicks 'ok' on map
+ $('#mob_ok').toggle(function(){
+ //scroll the height of the map box instead of the offset
+ //of the #side-form or whatever as we will probably want
+ //to do this on other pages where #side-form might not be
+ $('html, body').animate({ scrollTop: height-60 }, 1000, function(){
+ $('#mob_sub_map_links').addClass('map_complete');
+ $('#mob_ok').text('MAP');
+ });
+ }, function(){
+ $('html, body').animate({ scrollTop: 0 }, 1000, function(){
+ $('#mob_sub_map_links').removeClass('map_complete');
+ $('#mob_ok').text('OK');
+ });
+ });
+ }
+
+ fixmystreet.page = 'new';
+ location.hash = 'report';
+ }
+});
+