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| author | Chris Schlaeger <chris@linux.com> | 2014-08-12 21:56:44 +0200 |
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| committer | Chris Schlaeger <chris@linux.com> | 2014-08-12 21:56:44 +0200 |
| commit | ea346a785dc1b3f7c156f6fc33da634e1f1a627b (patch) | |
| tree | af67530553d20b6e82ad60fd79593e9c4abf5565 /misc/openlayers/examples/styles-unique.html | |
| parent | 59741cd535c47f25971bf8c32b25da25ceadc6d5 (diff) | |
| download | postrunner-ea346a785dc1b3f7c156f6fc33da634e1f1a627b.zip | |
Adding jquery, flot and openlayers to be included with the GEM.v0.0.4
Diffstat (limited to 'misc/openlayers/examples/styles-unique.html')
| -rw-r--r-- | misc/openlayers/examples/styles-unique.html | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/misc/openlayers/examples/styles-unique.html b/misc/openlayers/examples/styles-unique.html new file mode 100644 index 0000000..ccea4ed --- /dev/null +++ b/misc/openlayers/examples/styles-unique.html @@ -0,0 +1,109 @@ +<!DOCTYPE html> +<html> + <head> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> + <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0"> + <meta name="apple-mobile-web-app-capable" content="yes"> + <title>OpenLayers Styles Unique Value Styles Example</title> + <link rel="stylesheet" href="../theme/default/style.css" type="text/css"> + <link rel="stylesheet" href="style.css" type="text/css"> + <script src="../lib/OpenLayers.js"></script> + <script type="text/javascript"> + var map, layer; + + function init(){ + map = new OpenLayers.Map('map', {maxResolution:'auto'}); + var wms = new OpenLayers.Layer.WMS( "OpenLayers WMS", + "http://vmap0.tiles.osgeo.org/wms/vmap0", {layers: 'basic'} ); + map.addLayer(wms); + map.setCenter(new OpenLayers.LonLat(0, 0), 0); + + // create 20 random features with a random type attribute. The + // type attribute is a value between 0 and 2. + var features = new Array(20); + for (var i=0; i<20; i++) { + features[i] = new OpenLayers.Feature.Vector( + new OpenLayers.Geometry.Point(Math.random()*360-180, Math.random()*180-90), + {type: parseInt(Math.random()*3)} + ); + } + + // create a styleMap with a custom default symbolizer + var styleMap = new OpenLayers.StyleMap({ + fillOpacity: 1, + pointRadius: 10 + }); + + // create a lookup table with different symbolizers for 0, 1 and 2 + var lookup = { + 0: {externalGraphic: "../img/marker-blue.png"}, + 1: {externalGraphic: "../img/marker-green.png"}, + 2: {externalGraphic: "../img/marker-gold.png"} + }; + + // add rules from the above lookup table, with the keyes mapped to + // the "type" property of the features, for the "default" intent + styleMap.addUniqueValueRules("default", "type", lookup); + + layer = new OpenLayers.Layer.Vector('Points', { + styleMap: styleMap + }); + + layer.addFeatures(features); + map.addLayer(layer); + + // create 20 random features with a random state property. + var features = new Array(20); + var states = [ + OpenLayers.State.UNKNOWN, + OpenLayers.State.UPDATE, + OpenLayers.State.DELETE, + OpenLayers.State.INSERT + ]; + for (var i=0; i<20; i++) { + features[i] = new OpenLayers.Feature.Vector( + new OpenLayers.Geometry.Point(Math.random()*360-180, Math.random()*180-90) + ); + features[i].state = states[parseInt(Math.random()*4)]; + } + + var context = function(feature) { + return feature; + }; + var styleMap = new OpenLayers.StyleMap(); + + // create a lookup table with different symbolizers for the different + // state values + var lookup = {}; + lookup[OpenLayers.State.UNKNOWN] = {fillColor: "green"}; + lookup[OpenLayers.State.UPDATE] = {fillColor: "green"}; + lookup[OpenLayers.State.DELETE] = {fillColor: "red"}; + lookup[OpenLayers.State.INSERT] = {fillColor: "orange"}; + + styleMap.addUniqueValueRules("default", "state", lookup, context); + layer = new OpenLayers.Layer.Vector('Points', { + styleMap: styleMap + }); + + layer.addFeatures(features); + map.addLayer(layer); + } + </script> + </head> + <body onload="init()"> + <h1 id="title">Unique Value Styles Example</h1> + + <div id="tags"> + vector, feature, stylemap, uniquevalue, cleanup, light + </div> + + <p id="shortdesc"> + Shows how to create a style based on unique feature attribute values (markers) + and feature state values (circles). + </p> + + <div id="map" class="smallmap"></div> + + <div id="docs"></div> + </body> +</html> |