replaced Renderer.Elements' minimumSymbolizer and Renderer.Canvas' symbolizer defaults with a new Renderer.defaultSymbolizer. r=elemoine (closes #2584)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@10316 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
2010-05-12 20:58:13 +00:00
parent c4e779b992
commit 69b4a84381
5 changed files with 66 additions and 26 deletions
@@ -303,6 +303,64 @@ OpenLayers.Renderer = OpenLayers.Class({
    getRenderLayerId: function() {
        return this.container.id;
    },
+    
+    /**
+     * Method: applyDefaultSymbolizer
+     * 
+     * Parameters:
+     * symbolizer - {Object}
+     * 
+     * Returns:
+     * {Object}
+     */
+    applyDefaultSymbolizer: function(symbolizer) {
+        var result = OpenLayers.Util.extend({},
+            OpenLayers.Renderer.defaultSymbolizer);
+        if(symbolizer.stroke !== true &&
+                        symbolizer.strokeWidth === undefined &&
+                        symbolizer.strokeColor === undefined &&
+                        symbolizer.strokeOpacity === undefined) {
+            delete result.strokeWidth;
+            delete result.strokeColor;
+        }
+        if(symbolizer.fill !== true &&
+                        symbolizer.fillColor === undefined &&
+                        symbolizer.fillOpacity === undefined) {
+            delete result.fillColor;
+        }
+        OpenLayers.Util.extend(result, symbolizer);
+        return result;
+    },

    CLASS_NAME: "OpenLayers.Renderer"
-});
+});
+
+/**
+ * Constant: OpenLayers.Renderer.defaultSymbolizer
+ * {Object} Properties from this symbolizer will be applied to symbolizers
+ *     with missing properties. This can also be used to set a global
+ *     symbolizer default in OpenLayers. To be SLD 1.x compliant, add the
+ *     following code before rendering any vector features:
+ * (code)
+ * OpenLayers.Renderer.defaultSymbolizer = {
+ *     fillColor: "#808080",
+ *     fillOpacity: 1,
+ *     strokeColor: "#000000",
+ *     strokeOpacity: 1,
+ *     strokeWidth: 1,
+ *     strokeDashstyle: "solid",
+ *     pointRadius: 3,
+ *     graphicName: "square"
+ * };
+ * (end)
+ */
+OpenLayers.Renderer.defaultSymbolizer = {
+    fillColor: "#000000",
+    strokeColor: "#000000",
+    strokeWidth: 2,
+    fillOpacity: 1,
+    strokeOpacity: 1,
+    strokeDashstyle: "solid",
+    pointRadius: 0
+};
+