removed px member from OpenLayers.Popup. user must now specify a px value in the draw() method, just like with markers. updated tests

git-svn-id: http://svn.openlayers.org/trunk/openlayers@252 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Popup.js

@@ -4,7 +4,6 @@
 OpenLayers.Popup = Class.create();
 
 OpenLayers.Popup.count = 0;
-OpenLayers.Popup.PX = new OpenLayers.Pixel(0, 0);
 OpenLayers.Popup.SIZE = new OpenLayers.Size(200, 200);
 OpenLayers.Popup.COLOR = "white";
 OpenLayers.Popup.OPACITY = 1;
@@ -21,9 +20,6 @@ OpenLayers.Popup.prototype = {
     /** @type DOMElement */
     div: null,
 
-    /** @type OpenLayers.Pixel */
-    px: null,    
-
     /** @type OpenLayers.Size*/
     size: null,    
 
@@ -44,15 +40,13 @@ OpenLayers.Popup.prototype = {
     * @constructor
     * 
     * @param {String} id
-    * @param {OpenLayers.Pixel} px
     * @param {OpenLayers.Size} size
     * @param {String} contentHTML
     */
-    initialize:function(id, px, size, contentHTML) {
+    initialize:function(id, size, contentHTML) {
         OpenLayers.Popup.count += 1;
 
         this.id = (id != null) ? id : "Popup" + OpenLayers.Popup.count;
-        this.px = (px != null) ? px : OpenLayers.Popup.PX;
         this.size = (size != null) ? size : OpenLayers.Popup.SIZE;
         if (contentHTML != null) { 
              this.contentHTML = contentHTML;
@@ -72,24 +66,35 @@ OpenLayers.Popup.prototype = {
     },
 
     /** 
+    * @param {OpenLayers.Pixel} px
     */
-    draw: function() {
+    draw: function(px) {
         if (this.div == null) {
             this.div = OpenLayers.Util.createDiv(this.id + "_div",
                                                   null,
                                                   null,
                                                   "hidden");
         }
-        this.setPx();
         this.setSize();
         this.setBackgroundColor();
         this.setOpacity();
         this.setBorder();
         this.setContentHTML();
+        this.moveTo(px);
 
         return this.div;
     },
 
+    /**
+    * @param {OpenLayers.Pixel} px
+    */
+    moveTo: function(px) {
+        if (this.div != null) {
+            this.div.style.left = px.x + "px";
+            this.div.style.top = px.y + "px";
+        }
+    },
+
     /**
     * @param {OpenLayers.Size} size
     */
@@ -104,21 +109,6 @@ OpenLayers.Popup.prototype = {
     	}    	
     },  
 
-    /**
-    * @param {OpenLayers.Pixel} px
-    */
-    setPx:function(px) { 
-        if (px != undefined) {
-            this.px = px; 
-        }
-        
-        if (this.div != null) {
-    		this.div.style.left = this.px.x;
-    		this.div.style.top = this.px.y;
-    	}    	
-    },  
-
-
     /**
     * @param {String} color
     */