[OpenLayers-Users] styling vector data from kml file

[Bill Schoolfield]

I found it. The extractStyles must be false and the kml must place the 
attribute in the Placemark element, not the Point.

On 12/20/2012 5:50 PM, Bill Schoolfield wrote:
>
> The code below fails to render the layer's points. If I comment out
> styleMap in the OpenLayers.Layer.Vector constructor I can see the layer
> (not styled of course). What is wrong?
>
>
>          var styleMap = new OpenLayers.StyleMap({
>                  fillOpacity: 1,
>                  pointRadius: 10
>          });
>
>          var lookup = {
>                  0: {externalGraphic: "images/modem.png", pointRadius: 10},
>                  1: {externalGraphic: "images/radio-waves-md.png",
> pointRadius: 100},
>          };
>
>          styleMap.addUniqueValueRules("default", "type", lookup);
>
>          var l =  new OpenLayers.Layer.Vector("BillMax", {
>              styleMap: styleMap,
>              strategies: [new OpenLayers.Strategy.Fixed()],
>              protocol: new OpenLayers.Protocol.HTTP({
>                  url: "test.kml",
>                  format: new OpenLayers.Format.KML({
>                  extractStyles: true,
>                  extractAttributes: true,
>                  projection: "EPSG:4236",
>                  'internalProjection': new
> OpenLayers.Projection("EPSG:900913"),
>                  'externalProjection': new
> OpenLayers.Projection("EPSG:3857")
>                  })
>              })
>          });
>
> The kml looks like:
>
> <?xml version="1.0"?>
> <kml xmlns="http://www.opengis.net/kml/2.2" encoding="UTF-8">
>    <Document>
>      <Placemark>
>        <name>Troy Beasley</name>
>        <address>305 Vaughn St.</address>
>        <Point>
>          <coordinates>-97.14879049, 32.89119839, 0.</coordinates>
>          <type>0</type>
>        </Point>
>      </Placemark>
>      <Placemark>
>        <name>Shari Acosta</name>
>        <address>6815 Manhattan Blvd</address>
>        <Point>
>          <coordinates>-97.21082905, 32.77544398, 0.</coordinates>
>          <type>1</type>
>        </Point>
>      </Placemark>
> ...
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