map field name refactoried to indicate no direct access

frontend-js/src/main/js/map/AbstractCustomMap.js

@@ -411,7 +411,7 @@ AbstractCustomMap.prototype.turnOnDrawing = function() {
       zIndex : 1
     }
   });
-  this._drawingManager.setMap(this.map);
+  this._drawingManager.setMap(this.getGoogleMap());
   this._drawingManager.setDrawingMode(google.maps.drawing.OverlayType.POLYGON);
 
   google.maps.event.addListener(this._drawingManager, 'overlaycomplete', function(e) {
@@ -940,7 +940,7 @@ AbstractCustomMap.prototype.getSelectedLayoutOverlays = function() {
  * @returns google.maps.map object used to representing data
  */
 AbstractCustomMap.prototype.getGoogleMap = function() {
-  return this.map;
+  return this._map;
 };
 
 /**
@@ -948,7 +948,7 @@ AbstractCustomMap.prototype.getGoogleMap = function() {
  * 
  */
 AbstractCustomMap.prototype.setGoogleMap = function(gmap) {
-  this.map = gmap;
+  this._map = gmap;
 };
 
 AbstractCustomMap.prototype.isMarkerOptimization = function() {

frontend-js/src/main/js/map/Submap.js

@@ -75,7 +75,7 @@ Submap.prototype.init = function(htmlTag, jsVar) {
 
     var mapOptions = this.creatMapOptions(this.configuration.MAPS.length);
 
-    this.map = new google.maps.Map(controlDiv, mapOptions);
+    this.setGoogleMap(new google.maps.Map(controlDiv, mapOptions));
     if (this.isCustomTouchInterface()) {
       this._touchInterface = new TouchMap(this);
     }

frontend-js/src/main/js/map/TouchMap.js

@@ -374,11 +374,11 @@ TouchMap.prototype.ongoingTouchIndexById = function(idToFind) {
 
 
 TouchMap.prototype.setMap = function(map) {
-  this.map = map;
+  this._map = map;
 };
 
 TouchMap.prototype.getMap = function() {
-  return this.map;
+  return this._map;
 };
 
 module.exports = TouchMap;

frontend-js/src/main/js/map/overlay/OverlayCollection.js

@@ -209,11 +209,11 @@ OverlayCollection.prototype._getDetailArrayByIdentifiedElement = function(elemen
 };
 
 OverlayCollection.prototype.setMap = function(map) {
-  this.map = map;
+  this._map = map;
 };
 
 OverlayCollection.prototype.getMap = function() {
-  return this.map;
+  return this._map;
 };
 
 module.exports = OverlayCollection;