Importing OpenLayers "newAPI" branch.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@2 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
2006-05-12 19:35:22 +00:00
commit 6810d70bdd
22 changed files with 3207 additions and 0 deletions
@@ -0,0 +1,65 @@
+OpenLayers.Events = Class.create();
+
+OpenLayers.Events.prototype = {
+    // hash of Array(Function)
+    listeners: null,
+
+    // OpenLayers.Map
+    map: null,
+
+    // DOMElement
+    div: null,
+
+    // supported events
+    BROWSER_EVENTS: [
+        "mouseover", "mouseout",
+        "mousedown", "mouseup", "mousemove", 
+        "click", "dblclick"
+    ],
+    MAP_EVENTS: [ 
+        "mouseover", "mouseout", 
+        "mousedown", "mouseup", "mousemove",
+        "click", "dblclick"
+    ],
+
+    initialize: function (map, div) {
+        this.listeners = {};
+        this.map      = map;
+        this.div      = div;
+        for (var i = 0; i < this.MAP_EVENTS.length; i++) {
+            this.listeners[ this.MAP_EVENTS[i] ] = [];
+        }
+        for (var i = 0; i < this.BROWSER_EVENTS.length; i++) {
+            var eventName = this.BROWSER_EVENTS[i];
+            Event.observe(div, eventName, 
+                this.handleBrowserEvent.bindAsEventListener(this));
+        }
+    },
+
+    register: function (eventName, obj, func) {
+        var listeners = this.listeners[eventName];
+        listeners.push( func.bindAsEventListener(obj) );
+    },
+
+    handleBrowserEvent: function (evt) {
+        evt.xy = this.getMousePosition(evt); 
+        this.triggerMapEvent(evt.type, evt)
+    },
+
+    getMousePosition: function (evt) {
+        var offsets = Position.page(this.div); 
+        return new OpenLayers.Point(
+                        evt.clientX - offsets[0], 
+                        evt.clientY - offsets[1]); 
+    },
+
+    triggerMapEvent: function (type, evt) {
+        evt.map = this.map;
+
+        var listeners = this.listeners[type];
+        for (var i = 0; i < listeners.length; i++) {
+            var callback = listeners[i];
+            callback(evt);
+        }
+    }
+};