[OpenLayers-Users] StyleMap and Select style issues
ashley_c_mort
ashley_c_mort at raytheon.com
Tue Feb 16 22:52:02 EST 2010
I am having trouble getting the 'Select' style to work the way I
need (when using the ModifyFeature control). I have two issues:
1) The vertices in the Select style always use the externalGraphic image
from the 'default' style. It seems that setting extendDefault:false on the
StyleMap behaves properly for all styles except externalGraphic/graphicName.
How can I display a separate graphic for my regular point features and the
vertex point features (when I'm using the ModifyFeature control)?
2) I'm using styleMap.addUniqueValueRules to show/hide features. When I use
addUniqueValueRules code in there, my vertex point graphics (during
ModifyFeature) don't show up at all. Is there a better way to control
visibility of features when using a StyleMap?
Any ideas are appreciated!
var defaultModified = OpenLayers.Util.applyDefaults({
"externalGraphic":"../common/img/geoLoc.png"},
OpenLayers.Feature.Vector.style["default"]);
var selectModified = OpenLayers.Util.applyDefaults({
"graphicName":"circle",
"fillColor":"white",
"strokeColor":"red",
"strokeWidth":5
}, OpenLayers.Feature.Vector.style["select"]);
var defaultStyle= new OpenLayers.Style(defaultModified);
var selectStyle= new OpenLayers.Style(selectModified);
var customStyleMap = new OpenLayers.StyleMap({
"default": defaultStyle,
"select": selectStyle
},{"extendDefault":false});
var displayLookup={
'on':{display:"block"},
'off':{display:"none"}
};
customStyleMap.addUniqueValueRules("default", "display", displayLookup);
var layer=new OpenLayers.Layer.Vector(name,
{ styleMap: customStyleMap });
map.addLayer(layer);
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