[OpenLayers-Users] StyleMap and ModifyFeatures aren't compatible ?

[Eric Lemoine]

Thanks Alexandre. That sounds like a good workaround! Eric

2008/8/6, Alexandre Dube <adube at mapgears.com>:
> Hi George,
>
> Try to add the following lines :
>
> ==================
> var rules = [new OpenLayers.Rule({
> symbolizer: {strokeColor:"#FF0000",strokeWidth: 2},
> // symbolizer: {}, // instead if you want to keep default colors
> elseFilter: true
> })];
> styleMap.styles["default"].addRules(rules);
> ==================
>
> Hope this can help you,
>
> Cheers,
>
> Alexandre
>
> George.Muammar wrote:
>> Hi List,
>>
>> I have a functional ModifyFeatures control working on a Vector layer.
>>
>> When I added a StyleMap to the vector layer (so I my features are coloured
>> differently based on an attribute), the ModifyFeatures control does not
>> work
>> any more!
>>
>> The behaviour is this:
>>
>> polygons: when I click on the feature it get's selected (and it becomes
>> 100%
>> opaque) but no handles appear and there is no handle functionalities any
>> more.
>>
>> paths: can't even select it
>>
>> points: everything ok (select and drag works).
>>
>>
>> Did this happen to anyone ?
>>
>> Thanks
>>
>>
>>
>> Some code:
>>
>> here's how I define the style:
>>
>>             var styleMap = new OpenLayers.StyleMap();
>>             var lookup = {
>>                 1: {fillColor: "green", fillOpacity: 0.3, strokeColor:
>> "green",strokeWidth: 2},
>>                 2: {fillColor: "blue", fillOpacity: 0.3, strokeColor:
>> "blue", strokeWidth: 2},
>>                 3: {fillColor: "red", fillOpacity: 0.3, strokeColor:
>> "red",
>> strokeWidth: 2}
>>             };
>>             styleMap.addUniqueValueRules("default", "attribute", lookup);
>>
>>             vLayer = new OpenLayers.Layer.Vector("Vettori", {
>>                 styleMap: styleMap
>>             });
>>
>>
>> here's how I create my controls:
>>
>> function addControls()
>> {
>> 		vLayer.display(true);
>>             panel = new OpenLayers.Control.Panel({'displayClass':
>> 'olControlEditingToolbar'});
>>
>>
>>             conts = {
>> 		    zoombox: new OpenLayers.Control.ZoomBox(),
>>
>>                 nav: new OpenLayers.Control.Navigation(),
>>
>> 		    point: new OpenLayers.Control.DrawFeature(vLayer,
>>                             OpenLayers.Handler.Point,
>>                             {'displayClass': 'olControlDrawFeaturePoint',
>>                              featureAdded:feature_added}),
>>
>>                 line: new OpenLayers.Control.DrawFeature(vLayer,
>>                             OpenLayers.Handler.Path,
>>                             {'displayClass': 'olControlDrawFeaturePath',
>>                              featureAdded:feature_added}),
>>
>>                 polygon: new OpenLayers.Control.DrawFeature(vLayer,
>>                             OpenLayers.Handler.Polygon,
>>                             {'displayClass':
>> 'olControlDrawFeaturePolygon',
>>                              featureAdded:feature_added}),
>>
>>                rectangle: new OpenLayers.Control.DrawFeature(vLayer,
>>                             OpenLayers.Handler.RegularPolygon,
>>                             {handlerOptions: {sides: 4, irregular: true},
>>                             'displayClass':
>> 'olControlDrawFeatureRectangle',
>>                              featureAdded:feature_added}),
>>
>>                 modify: new OpenLayers.Control.ModifyFeature(vLayer,
>>                            {'displayClass': 'olControlModifyFeature',
>>                             onModification: on_modification,
>> 					mode: OpenLayers.Control.ModifyFeature.RESHAPE |
>> OpenLayers.Control.ModifyFeature.DRAG |
>> OpenLayers.Control.ModifyFeature.RESIZE |
>> OpenLayers.Control.ModifyFeature.ROTATE})
>>
>> 			};
>>
>> 	    for(var key in conts) {
>>                 panel.addControls([conts[key]]);
>>             }
>>
>>             panel.activateControl(conts.nav);
>>
>> 		layerSwitcher = new
>> OpenLayers.Control.LayerSwitcher({'ascending':false});
>> 		panZoomBar = new OpenLayers.Control.PanZoomBar()
>> 		permalink = new OpenLayers.Control.Permalink('permalink');
>>
>>             map.addControl( layerSwitcher );
>>             map.addControl( panZoomBar);
>> 		map.addControl(permalink);
>>             map.addControl(panel);
>>
>> 		vLayer.display(true);
>> 		
>> }
>>
>>
>>
>
>
> --
> Alexandre Dubé
> Mapgears
> www.mapgears.com
>
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