[Northamptonshire] config files for WMS maps

1 files changed, 85 insertions, 0 deletions

diff --git a/perllib/FixMyStreet/Map/Northamptonshire.pm b/perllib/FixMyStreet/Map/Northamptonshire.pm
new file mode 100644
index 000000000..81f7e45eb
--- /dev/null
+++ b/perllib/FixMyStreet/Map/Northamptonshire.pm
@@ -0,0 +1,85 @@
+package FixMyStreet::Map::Northamptonshire;
+use base 'FixMyStreet::Map::WMSBase';
+
+use strict;
+
+sub default_zoom { 8; }
+
+sub urls { [ 'https://maps.northamptonshire.gov.uk/interactivemappingwms/getmap.ashx' ] }
+
+sub layer_names{ [ 'BaseMap' ] }
+
+sub copyright {
+    return '© NCC';
+}
+
+sub scales {
+    my $self = shift;
+    my @scales = (
+        '300000',
+        '200000',
+        '100000',
+        '75000',
+        '50000',
+        '25000',
+        '10000',
+        '8000',
+        '6000',
+        '4000',
+        '2000',
+        '1000',
+        '400',
+    );
+    return @scales;
+}
+sub tile_parameters {
+    my $self = shift;
+    my $params = {
+        urls            => $self->urls,
+        layer_names     => $self->layer_names,
+        wms_version    => '1.1.1',
+        layer_style     => 'default',
+        format          => 'image/png', # appended to tile URLs
+        size            => 256, # pixels
+        dpi             => 96,
+        inches_per_unit => 39.3701,
+        projection      => 'EPSG:27700',
+    };
+    return $params;
+}
+
+sub zoom_parameters {
+    my $self = shift;
+    my $params = {
+        zoom_levels    => scalar $self->scales,
+        default_zoom   => 7,
+        min_zoom_level => 1,
+        id_offset      => 0,
+    };
+    return $params;
+}
+
+# Reproject a WGS84 lat/lon into BNG easting/northing
+sub reproject_from_latlon($$$) {
+    my ($self, $lat, $lon) = @_;
+    # do not try to reproject if we have no co-ordindates as convert breaks
+    return (0.0, 0.0) if $lat == 0 && $lon == 0;
+    my ($x, $y) = Utils::convert_latlon_to_en($lat, $lon);
+    return ($x, $y);
+}
+
+# Reproject a BNG easting/northing into WGS84 lat/lon
+sub reproject_to_latlon($$$) {
+    my ($self, $x, $y) = @_;
+    my ($lat, $lon) = Utils::convert_en_to_latlon($x, $y);
+    return ($lat, $lon);
+}
+
+sub map_javascript { [
+    '/vendor/OpenLayers/OpenLayers.wms.js',
+    '/js/map-OpenLayers.js',
+    '/js/map-wms-base.js',
+    '/js/map-wms-northamptonshire.js',
+] }
+
+1;