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authorTristan Zur <tzur@web.web.ccwn.org>2014-03-27 22:27:47 +0100
committerTristan Zur <tzur@web.web.ccwn.org>2014-03-27 22:27:47 +0100
commitb62676ca5d3d6f6ba3f019ea3f99722e165a98d8 (patch)
tree86722cb80f07d4569f90088eeaea2fc2f6e2ef94 /js/dojo-1.7.2/dojox/geo/openlayers/Feature.js
Initial commit of intern.ccwn.org contentsHEADmaster
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+//>>built
+define("dojox/geo/openlayers/Feature", ["dojo/_base/kernel", "dojo/_base/declare", "dojox/geo/openlayers/Map"], function(dojo, declare, Map){
+
+ return declare("dojox.geo.openlayers.Feature", null, {
+ // summary:
+ // A Feature encapsulates an item so that it can be added to a Layer.
+ // This class is not attended to be used as it, but serve as a base class
+ // for specific features such as GeometryFeature which can display georeferenced
+ // geometries and WidgetFeature which can display georeferenced widgets.
+ constructor : function(){
+ // summary:
+ // Construct a new Feature
+ this._layer = null;
+ this._coordSys = dojox.geo.openlayers.EPSG4326;
+ },
+
+ getCoordinateSystem : function(){
+ // summary:
+ // Returns the coordinate system in which coordinates of this feature are expressed.
+ // returns: OpenLayers.Projection
+ // The coordinate system in which coordinates of this feature are expressed.
+ return this._coordSys;
+ },
+
+ setCoordinateSystem : function(/* OpenLayers.Projection */cs){
+ // summary:
+ // Set the coordinate system in which coordinates of this feature are expressed.
+ // cs: OpenLayers.Projection
+ // The coordinate system in which coordinates of this feature are expressed.
+ this._coordSys = cs;
+ },
+
+ getLayer : function(){
+ // summary:
+ // Returns the Layer to which this feature belongs.
+ // returns: dojox.geo.openlayers.Layer
+ // The layer to which this feature belongs.
+ return this._layer;
+ },
+
+ _setLayer : function(/* dojox.geo.openlayers.Layer */l){
+ // summary:
+ // Sets the layer to which this Feature belongs
+ // description:
+ // Called when the feature is added to the Layer.
+ // tags:
+ // private
+ this._layer = l;
+ },
+
+ render : function(){
+ // summary:
+ // subclasses implements drawing specific behavior.
+ },
+
+ remove : function(){
+ // summary:
+ // Subclasses implements specific behavior.
+ // Called when removed from the layer.
+ },
+
+ _getLocalXY : function(p){
+ // summary:
+ // From projected coordinates to screen coordinates
+ // p: Object
+ // Object with x and y fields
+ // tags:
+ // private
+ var x = p.x;
+ var y = p.y;
+ var layer = this.getLayer();
+ var resolution = layer.olLayer.map.getResolution();
+ var extent = layer.olLayer.getExtent();
+ var rx = (x / resolution + (-extent.left / resolution));
+ var ry = ((extent.top / resolution) - y / resolution);
+ return [rx, ry];
+ }
+ });
+});