interim map test updates

src/ol/Map.js

@@ -20,7 +20,7 @@ ol.Map = function() {
      * @private
      * @type {ol.Loc}
      */
-    this.location_ = new ol.Loc(0, 0);
+    this.center_ = new ol.Loc(0, 0);
 
     /**
      * @private
@@ -28,6 +28,12 @@ ol.Map = function() {
      */
     this.zoom_ = 0;
 
+    /**
+     * @private
+     * @type {number}
+     */
+    this.numZoomLevels_ = 22;
+
 };
 
 
@@ -55,6 +61,14 @@ ol.Map.prototype.getZoom = function() {
 };
 
 
+/**
+ * @return {number} number of zoom levels.
+ */
+ol.Map.prototype.getNumZoomLevels = function() {
+    return this.numZoomLevels_;
+};
+
+
 /**
  * @param {ol.Loc} center Center.
  * @return {ol.Map} This.
@@ -83,3 +97,13 @@ ol.Map.prototype.setZoom = function(zoom) {
     this.zoom_ = zoom;
     return this;
 };
+
+
+/**
+ * @param {number} nZoom Zoom.
+ * @return {ol.Map} This.
+ */
+ol.Map.prototype.setNumZoomLevels = function(nZoom) {
+    this.numZoomLevels_ = nZoom;
+    return this;
+};