/public/javascripts/app/home.js

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GoogleMapApi = Service.GoogleMapApi = function() {
	this.map = null;
	this.bounds = new google.maps.LatLngBounds();
	this.infoWindow = new google.maps.InfoWindow();
	this.markers = [];
	this.markerCluster = null;
};

GoogleMapApi.DEFAULT_LAT = 12.565679;
GoogleMapApi.DEFAULT_LNG = 104.990963
GoogleMapApi.ZOOM_LEVEL = 7;
GoogleMapApi.MAX_ZOOM_LEVEL = 14;


GoogleMapApi.prototype.initializeMap = function(canvas) {
	var latlng = new google.maps.LatLng(GoogleMapApi.DEFAULT_LAT, GoogleMapApi.DEFAULT_LNG);
	var myOptions = {
		zoom: GoogleMapApi.ZOOM_LEVEL,
		center: latlng,
		mapTypeId: google.maps.MapTypeId.ROADMAP
	};
	this.map = new google.maps.Map(canvas, myOptions);
	var mcOptions = {gridSize: 60, maxZoom:14, zoomOnClick:true };
	this.markerCluster = new MarkerClusterer(this.map,this.markers,mcOptions); };

GoogleMapApi.prototype.createMarker = function(optionData){

	var latLng = this.newLatLng(optionData.lat, optionData.lng);
	var option = optionData;
	option.position = latLng;
	this._calculateBounds(latLng);
	marker = new google.maps.Marker(option);
	this.markerCluster.addMarker(marker);
	return marker;
};

GoogleMapApi.prototype.refresh = function(){
	this.markerclusterer.redraw();
};

GoogleMapApi.prototype.createDraggableMarker = function(title, lat, lng, icon){
	var latLng = this.newLatLng(lat, lng);
	var option = {
		position: latLng,
		title: title,
		map: this.map,
		icon:icon,
		draggable:true
	};
	marker = new google.maps.Marker(option);
	return marker;
};


GoogleMapApi.prototype._calculateBounds = function(latLng){
		this.bounds.extend(latLng);
};

GoogleMapApi.prototype.fitBounds = function(){
	this.map.fitBounds(this.bounds);
	var zoomLevel = this.map.getZoom();
	if(zoomLevel > GoogleMapApi.MAX_ZOOM_LEVEL){
		this.map.setZoom(GoogleMapApi.MAX_ZOOM_LEVEL);
		this.bounds = this.map.getBounds();
	}
};

GoogleMapApi.prototype.newLatLng = function(lat, lng){
  return new google.maps.LatLng(lat, lng);
};

GoogleMapApi.prototype.setMarkerPosition = function(marker, latLng) {
	marker.setPosition(latLng);
};

GoogleMapApi.prototype.addMarkerClickListener = function(marker, data, handler){
  google.maps.event.addListener(marker, 'click', function() {
    handler(data);
  });
};

GoogleMapApi.prototype.addMapClickListener = function(e){
  google.maps.event.addListener(this.map, 'click', function(point) {
    e.click(point.latLng.lat(), point.latLng.lng());
  });
};

GoogleMapApi.prototype.moveMarkerTo = function(marker, lat, lng){
  marker.setMap(this.map);
  marker.setPosition(this.newLatLng(lat, lng));
  return marker;
};

GoogleMapApi.prototype.removeMarker = function(marker){
  marker.setMap(null);
};

GoogleMapApi.prototype.setIcon = function(marker, icon){
  if(icon)
    marker.setIcon(icon);
};

GoogleMapApi.prototype.setShadow = function(marker, imageUrl){
  var shadow = new google.maps.MarkerImage(imageUrl, null, null, new google.maps.Point(16, 32));
  marker.setShadow(shadow);
};

GoogleMapApi.prototype.addListener = function(obj, eventName, handler){
	google.maps.event.addListener(obj, eventName, handler);
};

GoogleMapApi.prototype.addMarkerClickListener = function(marker, data, handler){
	google.maps.event.addListener(marker, 'click', function(){
		handler(data);
	});
};

GoogleMapApi.prototype.setMarkerDraggability = function(marker,draggability){
	marker.setDraggable(draggability);
};

GoogleMapApi.prototype.getAllMarkers = function(){
	return this.markers;
};

GoogleMapApi.prototype.clearAllMarkers = function(){
    this.markerCluster.clearMarkers();
};

GoogleMapApi.prototype.attachDataToMarker = function(marker,key,value){
	if(!marker.data)
		marker.data={};
	marker.data[key]=value;
};

GoogleMapApi.prototype.processMarkerVisibility = function(){
    this.markerCluster.processMarkersVisibility(true);
};

GoogleMapApi.prototype.updateMarkerClusterer = function(resource,redraw){
   var markers = this.markerCluster.getMarkers();
	 var tempMarker = null;
   for(var i=0; i< markers.length; i++){
		if(markers[i].id == resource.id ){

			var latLng = this.newLatLng(resource.lat, resource.lng);
			markers[i].setPosition(latLng);
			if(redraw)
				this.markerCluster.processMarkersVisibility(true);
			return true;
		}
   }
   return false;

};


GoogleMapApi.prototype.getCenter = function(){
  return  this.map.getCenter();
};

GoogleMapApi.prototype.setCenter = function(latLng){
  return  this.map.panTo(latLng);
};

GoogleMapApi.prototype.setZoom = function(level){
  return  this.map.setZoom(level);
};

GoogleMapApi.prototype.getMap = function(){
  return  this.map;
};






/**
 * @name MarkerClusterer for Google Maps v3
 * @version version 1.0
 * @author Luke Mahe
 * @fileoverview
 * The library creates and manages per-zoom-level clusters for large amounts of
 * markers.
 * <br/>
 * This is a v3 implementation of the
 * <a href="http://gmaps-utility-library-dev.googlecode.com/svn/tags/markerclusterer/"
 * >v2 MarkerClusterer</a>.
 */

/**
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


/**
 * A Marker Clusterer that clusters markers.
 *
 * @param {google.maps.Map} map The Google map to attach to.
 * @param {Array.<google.maps.Marker>} opt_markers Optional markers to add to
 *   the cluster.
 * @param {Object} opt_options support the following options:
 *     'gridSize': (number) The grid size of a cluster in pixels.
 *     'maxZoom': (number) The maximum zoom level that a marker can be part of a
 *                cluster.
 *     'zoomOnClick': (boolean) Whether the default behaviour of clicking on a
 *                    cluster is to zoom into it.
 *     'averageCenter': (boolean) Wether the center of each cluster should be
 *                      the average of all markers in the cluster.
 *     'styles': (object) An object that has style properties:
 *       'url': (string) The image url.
 *       'height': (number) The image height.
 *       'width': (number) The image width.
 *       'anchor': (Array) The anchor position of the label text.
 *       'textColor': (string) The text color.
 *       'textSize': (number) The text size.
 * @constructor
 * @extends google.maps.OverlayView
 */
function MarkerClusterer(map, opt_markers, opt_options) {
  this.extend(MarkerClusterer, google.maps.OverlayView);
  this.map_ = map;

  /**
   * @type {Array.<google.maps.Marker>}
   * @private
   */
  this.markers_ = [];

  /**
   *  @type {Array.<Cluster>}
   */
  this.clusters_ = [];

  this.sizes = [53, 56, 66, 78, 90];

  /**
   * @private
   */
  this.styles_ = [];

  /**
   * @type {boolean}
   * @private
   */
  this.ready_ = false;

  var options = opt_options || {};

  /**
   * @type {number}
   * @private
   */
  this.gridSize_ = options['gridSize'] || 60;

  /**
   * @type {?number}
   * @private
   */
  this.maxZoom_ = options['maxZoom'] || 20;

  this.styles_ = options['styles'] || [];

  /**
   * @type {string}
   * @private
   */
  this.imagePath_ = options['imagePath'] ||
      this.MARKER_CLUSTER_IMAGE_PATH_;

  /**
   * @type {string}
   * @private
   */
  this.imageExtension_ = options['imageExtension'] ||
      this.MARKER_CLUSTER_IMAGE_EXTENSION_;

  /**
   * @type {boolean}
   * @private
   */
  this.zoomOnClick_ = true;

  if (options['zoomOnClick'] != undefined) {
    this.zoomOnClick_ = options['zoomOnClick'];
  }

  /**
   * @type {boolean}
   * @private
   */
  this.averageCenter_ = false;

  if (options['averageCenter'] != undefined) {
    this.averageCenter_ = options['averageCenter'];
  }

  this.setupStyles_();

  this.setMap(map);

  /**
   * @type {number}
   * @private
   */
  this.prevZoom_ = this.map_.getZoom();

  var that = this;
  google.maps.event.addListener(this.map_, 'zoom_changed', function() {
    var maxZoom = that.map_.mapTypes[that.map_.getMapTypeId()].maxZoom;
    var zoom = that.map_.getZoom();
    if (zoom < 0 || zoom > maxZoom) {
      return;
    }

    if (that.prevZoom_ != zoom) {
      that.prevZoom_ = that.map_.getZoom();
	  if(zoom > that.maxZoom_)
      	that.resetViewport();  //Ilab modification default behavior
	  else
       that.processMarkersVisibility();
    }

  });

  google.maps.event.addListener(this.map_, 'idle', function() {
    that.redraw();
  });

  if (opt_markers && opt_markers.length) {
    this.addMarkers(opt_markers, false);
  }
}


/**
 * The marker cluster image path.
 *
 * @type {string}
 * @private
 */





MarkerClusterer.prototype.MARKER_CLUSTER_IMAGE_PATH_ = SETTING.WEBROOT + 'images/clusterer/m';






/**
 * The marker cluster image path.
 *
 * @type {string}
 * @private
 */
MarkerClusterer.prototype.MARKER_CLUSTER_IMAGE_EXTENSION_ = 'png';


/**
 * Extends a objects prototype by anothers.
 *
 * @param {Object} obj1 The object to be extended.
 * @param {Object} obj2 The object to extend with.
 * @return {Object} The new extended object.
 * @ignore
 */
MarkerClusterer.prototype.extend = function(obj1, obj2) {
  return (function(object) {
    for (property in object.prototype) {
      this.prototype[property] = object.prototype[property];
    }
    return this;
  }).apply(obj1, [obj2]);
};


/**
 * Implementaion of the interface method.
 * @ignore
 */
MarkerClusterer.prototype.onAdd = function() {
  this.setReady_(true);
};

/**
 * Implementaion of the interface method.
 * @ignore
 */
MarkerClusterer.prototype.draw = function() {};

/**
 * Sets up the styles object.
 *
 * @private
 */
MarkerClusterer.prototype.setupStyles_ = function() {
  if (this.styles_.length) {
    return;
  }

  for (var i = 0, size; size = this.sizes[i]; i++) {
    this.styles_.push({
      url: this.imagePath_ + (i + 1) + '.' + this.imageExtension_,
      height: size,
      width: size
    });
  }
};


/**
 *  Sets the styles.
 *
 *  @param {Object} styles The style to set.
 */
MarkerClusterer.prototype.setStyles = function(styles) {
  this.styles_ = styles;
};


/**
 *  Gets the styles.
 *
 *  @return {Object} The styles object.
 */
MarkerClusterer.prototype.getStyles = function() {
  return this.styles_;
};


/**
 * Whether zoom on click is set.
 *
 * @return {boolean} True if zoomOnClick_ is set.
 */
MarkerClusterer.prototype.isZoomOnClick = function() {
  return this.zoomOnClick_;
};

/**
 * Whether average center is set.
 *
 * @return {boolean} True if averageCenter_ is set.
 */
MarkerClusterer.prototype.isAverageCenter = function() {
  return this.averageCenter_;
};


/**
 *  Returns the array of markers in the clusterer.
 *
 *  @return {Array.<google.maps.Marker>} The markers.
 */
MarkerClusterer.prototype.getMarkers = function() {
  return this.markers_;
};


/**
 *  Returns the array of markers in the clusterer.
 *
 *  @return {Array.<google.maps.Marker>} The number of markers.
 */
MarkerClusterer.prototype.getTotalMarkers = function() {
  return this.markers_;
};


MarkerClusterer.prototype.processMarkersVisibility = function(redraw) {
    var markers = this.getMarkers(); // 10  marker.isAdd ==
    this.resetViewport();
    var data = this.getData(); // data = {1:false,2:false}
    if(data){
        for(var i=0;i<markers.length;i++){
          for(var layer_id in data){
            var visible = data[layer_id];
            if(markers[i].layer_id == layer_id && visible==false){
                markers[i].isAdded = true;
            }
          }
        }
    }
	if(redraw)
    	this.redraw();
};

MarkerClusterer.prototype.setData = function(data) {
    this.data = data;
};

MarkerClusterer.prototype.getData = function() {
   var data =  Util.Cookies.getAsObject("activeLayers");
   var interestedLayers = {};
	for(var layer_id in data){
		if(data[layer_id]==false)
			interestedLayers[layer_id] = false;
	}
	return interestedLayers;
};
/**
 *  Sets the max zoom for the clusterer.
 *
 *  @param {number} maxZoom The max zoom level.
 */
MarkerClusterer.prototype.setMaxZoom = function(maxZoom) {
  this.maxZoom_ = maxZoom;
};


/**
 *  Gets the max zoom for the clusterer.
 *
 *  @return {number} The max zoom level.
 */
MarkerClusterer.prototype.getMaxZoom = function() {
  return this.maxZoom_ || this.map_.mapTypes[this.map_.getMapTypeId()].maxZoom;
};


/**
 *  The function for calculating the cluster icon image.
 *
 *  @param {Array.<google.maps.Marker>} markers The markers in the clusterer.
 *  @param {number} numStyles The number of styles available.
 *  @return {Object} A object properties: 'text' (string) and 'index' (number).
 *  @private
 */
MarkerClusterer.prototype.calculator_ = function(markers, numStyles) {
  var index = 0;
  var count = markers.length;
  var dv = count;
  while (dv !== 0) {
    dv = parseInt(dv / 10, 10);
    index++;
  }

  index = Math.min(index, numStyles);
  return {
    text: count,
    index: index
  };
};


/**
 * Set the calculator function.
 *
 * @param {function(Array, number)} calculator The function to set as the
 *     calculator. The function should return a object properties:
 *     'text' (string) and 'index' (number).
 *
 */
MarkerClusterer.prototype.setCalculator = function(calculator) {
  this.calculator_ = calculator;
};


/**
 * Get the calculator function.
 *
 * @return {function(Array, number)} the calculator function.
 */
MarkerClusterer.prototype.getCalculator = function() {
  return this.calculator_;
};


/**
 * Add an array of markers to the clusterer.
 *
 * @param {Array.<google.maps.Marker>} markers The markers to add.
 * @param {boolean} opt_nodraw Whether to redraw the clusters.
 */
MarkerClusterer.prototype.addMarkers = function(markers, opt_nodraw) {
  for (var i = 0, marker; marker = markers[i]; i++) {
    this.pushMarkerTo_(marker);
  }
  if (!opt_nodraw) {
    this.redraw();
  }
};


/**
 * Pushes a marker to the clusterer.
 *
 * @param {google.maps.Marker} marker The marker to add.
 * @private
 */
MarkerClusterer.prototype.pushMarkerTo_ = function(marker) {
  marker.setVisible(false);
  marker.setMap(null);
  var data = Util.Cookies.getAsObject("activeLayers");

  marker.isAdded = false;
  for(var layer_id in data){
    var visible = data[layer_id];
    if(marker.layer_id == layer_id && visible==false){
        marker.isAdded = true;
    }
  }

  if (marker['draggable']) {
    var that = this;
    google.maps.event.addListener(marker, 'dragend', function() {
      marker.isAdded = false;
      that.resetViewport();
      that.redraw();
    });
  }
  this.markers_.push(marker);
};


/**
 * Adds a marker to the clusterer and redraws if needed.
 *
 * @param {google.maps.Marker} marker The marker to add.
 * @param {boolean} opt_nodraw Whether to redraw the clusters.
 */
MarkerClusterer.prototype.addMarker = function(marker, opt_nodraw) {
  this.pushMarkerTo_(marker);
  if (!opt_nodraw) {
    this.redraw();
  }
};


/**
 * Remove a marker from the cluster.
 *
 * @param {google.maps.Marker} marker The marker to remove.
 * @return {boolean} True if the marker was removed.
 */
MarkerClusterer.prototype.removeMarker = function(marker) {
  var index = -1;
  if (this.markers_.indexOf) {
    index = this.markers_.indexOf(marker);
  } else {
    for (var i = 0, m; m = this.markers_[i]; i++) {
      if (m == marker) {
        index = i;
        continue;
      }
    }
  }

  if (index == -1) {
    return false;
  }

  this.markers_.splice(index, 1);
  marker.setVisible(false);
  marker.setMap(null);

  this.resetViewport();
  this.redraw();
  return true;
};


/**
 * Sets the clusterer's ready state.
 *
 * @param {boolean} ready The state.
 * @private
 */
MarkerClusterer.prototype.setReady_ = function(ready) {
  if (!this.ready_) {
    this.ready_ = ready;
    this.createClusters_();
  }
};


/**
 * Returns the number of clusters in the clusterer.
 *
 * @return {number} The number of clusters.
 */
MarkerClusterer.prototype.getTotalClusters = function() {
  return this.clusters_.length;
};


/**
 * Returns the google map that the clusterer is associated with.
 *
 * @return {google.maps.Map} The map.
 */
MarkerClusterer.prototype.getMap = function() {
  return this.map_;
};


/**
 * Sets the google map that the clusterer is associated with.
 *
 * @param {google.maps.Map} map The map.
 */
MarkerClusterer.prototype.setMap = function(map) {
  this.map_ = map;
};


/**
 * Returns the size of the grid.
 *
 * @return {number} The grid size.
 */
MarkerClusterer.prototype.getGridSize = function() {

	/*
	var tran = 50;
	var Ax = this.maxZoom_;
	var By =  this.gridSize_- tran ;
	var x = (this.map_.getZoom()>this.maxZoom)?this.maxZoom:this.map_.getZoom();

	var distance = tran + By-(By/Ax)*x ;


	return distance;
	*/
	return this.gridSize_;
};


/**
 * Returns the size of the grid.
 *
 * @param {number} size The grid size.
 */
MarkerClusterer.prototype.setGridSize = function(size) {
  this.gridSize_ = size;
};


/**
 * Extends a bounds object by the grid size.
 *
 * @param {google.maps.LatLngBounds} bounds The bounds to extend.
 * @return {google.maps.LatLngBounds} The extended bounds.
 */
MarkerClusterer.prototype.getExtendedBounds = function(bounds) {
  var projection = this.getProjection();

  var tr = new google.maps.LatLng(bounds.getNorthEast().lat(),
      bounds.getNorthEast().lng());
  var bl = new google.maps.LatLng(bounds.getSouthWest().lat(),
      bounds.getSouthWest().lng());

  var trPix = projection.fromLatLngToDivPixel(tr);
  trPix.x += this.gridSize_;
  trPix.y -= this.gridSize_;

  var blPix = projection.fromLatLngToDivPixel(bl);
  blPix.x -= this.gridSize_;
  blPix.y += this.gridSize_;

  var ne = projection.fromDivPixelToLatLng(trPix);
  var sw = projection.fromDivPixelToLatLng(blPix);

  bounds.extend(ne);
  bounds.extend(sw);

  return bounds;
};


/**
 * Determins if a marker is contained in a bounds.
 *
 * @param {google.maps.Marker} marker The marker to check.
 * @param {google.maps.LatLngBounds} bounds The bounds to check against.
 * @return {boolean} True if the marker is in the bounds.
 * @private
 */
MarkerClusterer.prototype.isMarkerInBounds_ = function(marker, bounds) {
  return bounds.contains(marker.getPosition());
};


/**
 * Clears all clusters and markers from the clusterer.
 */
MarkerClusterer.prototype.clearMarkers = function() {
  this.resetViewport();

  this.markers_ = [];
};


/**
 * Clears all existing clusters and recreates them.
 */
MarkerClusterer.prototype.resetViewport = function() {
  for (var i = 0, cluster; cluster = this.clusters_[i]; i++) {
    cluster.remove();
  }

  for (var i = 0, marker; marker = this.markers_[i]; i++) {
    marker.isAdded = false;
    marker.setMap(null);
    marker.setVisible(false);
  }

  this.clusters_ = [];
};


/**
 * Redraws the clusters.
 */
MarkerClusterer.prototype.redraw = function() {
  this.createClusters_();
};


/**
 * Creates the clusters.
 *
 * @private
 */
MarkerClusterer.prototype.createClusters_ = function() {
  if (!this.ready_) {
    return;
  }

  var mapBounds = new google.maps.LatLngBounds(this.map_.getBounds().getSouthWest(),
      this.map_.getBounds().getNorthEast());
  var bounds = this.getExtendedBounds(mapBounds);

  for (var i = 0, marker; marker = this.markers_[i]; i++) {
    var added = false;
    if (!marker.isAdded && this.isMarkerInBounds_(marker, bounds)) {
      for (var j = 0, cluster; cluster = this.clusters_[j]; j++) {
        if (!added && cluster.getCenter() &&
            cluster.isMarkerInClusterBounds(marker)) {
          added = true;
          cluster.addMarker(marker);
          break;
        }
      }

      if (!added) {
        var cluster = new Cluster(this);
        cluster.addMarker(marker);
        this.clusters_.push(cluster);
      }
    }
  }
};


/**
 * A cluster that contains markers.
 *
 * @param {MarkerClusterer} markerClusterer The markerclusterer that this
 *     cluster is associated with.
 * @constructor
 * @ignore
 */
function Cluster(markerClusterer) {
  this.markerClusterer_ = markerClusterer;
  this.map_ = markerClusterer.getMap();
  this.gridSize_ = markerClusterer.getGridSize();
  this.averageCenter_ = markerClusterer.isAverageCenter();
  this.center_ = null;
  this.markers_ = [];
  this.bounds_ = null;
  this.clusterIcon_ = new ClusterIcon(this, markerClusterer.getStyles(),
      markerClusterer.getGridSize());
}

/**
 * Determins if a marker is already added to the cluster.
 *
 * @param {google.maps.Marker} marker The marker to check.
 * @return {boolean} True if the marker is already added.
 */
Cluster.prototype.isMarkerAlreadyAdded = function(marker) {
  if (this.markers_.indexOf) {
    return this.markers_.indexOf(marker) != -1;
  } else {
    for (var i = 0, m; m = this.markers_[i]; i++) {
      if (m == marker) {
        return true;
      }
    }
  }
  return false;
};


/**
 * Add a marker the cluster.
 *
 * @param {google.maps.Marker} marker The marker to add.
 * @return {boolean} True if the marker was added.
 */
Cluster.prototype.addMarker = function(marker) {
  if (this.isMarkerAlreadyAdded(marker)) {
    return false;
  }

  if (!this.center_) {
    this.center_ = marker.getPosition();
    this.calculateBounds_();
  } else {
    if (this.averageCenter_) {
      var lat = (this.center_.lat() + marker.getPosition().lat()) / 2;
      var lng = (this.center_.lng() + marker.getPosition().lng()) / 2;
      this.center_ = new google.maps.LatLng(lat, lng);
      this.calculateBounds_();
    }
  }


  if (this.markers_.length == 0) {
    marker.setMap(this.map_);
    marker.setVisible(true);
  } else if (this.markers_.length == 1) {
    this.markers_[0].setMap(null);
    this.markers_[0].setVisible(false);
  }

  marker.isAdded = true;
  this.markers_.push(marker);

  this.updateIcon();
  return true;
};


/**
 * Returns the marker clusterer that the cluster is associated with.
 *
 * @return {MarkerClusterer} The associated marker clusterer.
 */
Cluster.prototype.getMarkerClusterer = function() {
  return this.markerClusterer_;
};


/**
 * Returns the bounds of the cluster.
 *
 * @return {google.maps.LatLngBounds} the cluster bounds.
 */
Cluster.prototype.getBounds = function() {
  this.calculateBounds_();
  return this.bounds_;
};


/**
 * Removes the cluster
 */
Cluster.prototype.remove = function() {
  this.clusterIcon_.remove();
  this.markers_.length = 0;
  delete this.markers_;
};


/**
 * Returns the center of the cluster.
 *
 * @return {number} The cluster center.
 */
Cluster.prototype.getSize = function() {
  return this.markers_.length;
};


/**
 * Returns the center of the cluster.
 *
 * @return {Array.<google.maps.Marker>} The cluster center.
 */
Cluster.prototype.getMarkers = function() {
  return this.markers_;
};


/**
 * Returns the center of the cluster.
 *
 * @return {google.maps.LatLng} The cluster center.
 */
Cluster.prototype.getCenter = function() {
  return this.center_;
};


/**
 * Calculated the bounds of the cluster with the grid.
 *
 * @private
 */
Cluster.prototype.calculateBounds_ = function() {
  var bounds = new google.maps.LatLngBounds(this.center_, this.center_);
  this.bounds_ = this.markerClusterer_.getExtendedBounds(bounds);
};


/**
 * Determines if a marker lies in the clusters bounds.
 *
 * @param {google.maps.Marker} marker The marker to check.
 * @return {boolean} True if the marker lies in the bounds.
 */
Cluster.prototype.isMarkerInClusterBounds = function(marker) {
  return this.bounds_.contains(marker.getPosition());
};


/**
 * Returns the map that the cluster is associated with.
 *
 * @return {google.maps.Map} The map.
 */
Cluster.prototype.getMap = function() {
  return this.map_;
};


/**
 * Updates the cluster icon
 */
Cluster.prototype.updateIcon = function() {
  var zoom = this.map_.getZoom();
  var mz = this.markerClusterer_.getMaxZoom();

  if (zoom > mz) {
    for (var i = 0, marker; marker = this.markers_[i]; i++) {
      marker.setMap(this.map_);
      marker.setVisible(true);
    }
    return;
  }

  if (this.markers_.length < 2) {
    this.clusterIcon_.hide();
    return;
  }

  var numStyles = this.markerClusterer_.getStyles().length;
  var sums = this.markerClusterer_.getCalculator()(this.markers_, numStyles);
  this.clusterIcon_.setCenter(this.center_);
  this.clusterIcon_.setSums(sums);
  this.clusterIcon_.show();
};


/**
 * A cluster icon
 *
 * @param {Cluster} cluster The cluster to be associated with.
 * @param {Object} styles An object that has style properties:
 *     'url': (string) The image url.
 *     'height': (number) The image height.
 *     'width': (number) The image width.
 *     'anchor': (Array) The anchor position of the label text.
 *     'textColor': (string) The text color.
 *     'textSize': (number) The text size.
 * @param {number} opt_padding Optional padding to apply to the cluster icon.
 * @constructor
 * @extends google.maps.OverlayView
 * @ignore
 */
function ClusterIcon(cluster, styles, opt_padding) {
  cluster.getMarkerClusterer().extend(ClusterIcon, google.maps.OverlayView);

  this.styles_ = styles;
  this.padding_ = opt_padding || 0;
  this.cluster_ = cluster;
  this.center_ = null;
  this.map_ = cluster.getMap();
  this.div_ = null;
  this.sums_ = null;
  this.visible_ = false;

  this.setMap(this.map_);
}


/**
 * Triggers the clusterclick event and zoom's if the option is set.
 */
ClusterIcon.prototype.triggerClusterClick = function() {
  var markerClusterer = this.cluster_.getMarkerClusterer();

  google.maps.event.trigger(markerClusterer, 'clusterclick', this.cluster_);

  if (markerClusterer.isZoomOnClick()) {
    this.map_.panTo(this.cluster_.getCenter());

    this.map_.fitBounds(this.cluster_.getBounds());
  }
};


/**
 * Adding the cluster icon to the dom.
 * @ignore
 */
ClusterIcon.prototype.onAdd = function() {
  this.div_ = document.createElement('DIV');
  if (this.visible_) {
    var pos = this.getPosFromLatLng_(this.center_);
    this.div_.style.cssText = this.createCss(pos);
    this.div_.innerHTML = this.sums_.text;
  }

  var panes = this.getPanes();
  panes.overlayImage.appendChild(this.div_);

  var that = this;
  google.maps.event.addDomListener(this.div_, 'click', function() {
    that.triggerClusterClick();
  });
};


/**
 * Returns the position to place the div dending on the latlng.
 *
 * @param {google.maps.LatLng} latlng The position in latlng.
 * @return {google.maps.Point} The position in pixels.
 * @private
 */
ClusterIcon.prototype.getPosFromLatLng_ = function(latlng) {
  var pos = this.getProjection().fromLatLngToDivPixel(latlng);
  pos.x -= parseInt(this.width_ / 2, 10);
  pos.y -= parseInt(this.height_ / 2, 10);
  return pos;
};


/**
 * Draw the icon.
 * @ignore
 */
ClusterIcon.prototype.draw = function() {
  if (this.visible_) {
    var pos = this.getPosFromLatLng_(this.center_);
    this.div_.style.top = pos.y + 'px';
    this.div_.style.left = pos.x + 'px';
  }
};


/**
 * Hide the icon.
 */
ClusterIcon.prototype.hide = function() {
  if (this.div_) {
    this.div_.style.display = 'none';
  }
  this.visible_ = false;
};


/**
 * Position and show the icon.
 */
ClusterIcon.prototype.show = function() {
  if (this.div_) {
    var pos = this.getPosFromLatLng_(this.center_);
    this.div_.style.cssText = this.createCss(pos);
    this.div_.style.display = '';
  }
  this.visible_ = true;
};


/**
 * Remove the icon from the map
 */
ClusterIcon.prototype.remove = function() {
  this.setMap(null);
};


/**
 * Implementation of the onRemove interface.
 * @ignore
 */
ClusterIcon.prototype.onRemove = function() {
  if (this.div_ && this.div_.parentNode) {
    this.hide();
    this.div_.parentNode.removeChild(this.div_);
    this.div_ = null;
  }
};


/**
 * Set the sums of the icon.
 *
 * @param {Object} sums The sums containing:
 *   'text': (string) The text to display in the icon.
 *   'index': (number) The style index of the icon.
 */
ClusterIcon.prototype.setSums = function(sums) {
  this.sums_ = sums;
  this.text_ = sums.text;
  this.index_ = sums.index;
  if (this.div_) {
    this.div_.innerHTML = sums.text;
  }

  this.useStyle();
};


/**
 * Sets the icon to the the styles.
 */
ClusterIcon.prototype.useStyle = function() {
  var index = Math.max(0, this.sums_.index - 1);
  index = Math.min(this.styles_.length - 1, index);
  var style = this.styles_[index];
  this.url_ = style['url'];
  this.height_ = style['height'];
  this.width_ = style['width'];
  this.textColor_ = style['textColor'];
  this.anchor = style['anchor'];
  this.textSize_ = style['textSize'];
};


/**
 * Sets the center of the icon.
 *
 * @param {google.maps.LatLng} center The latlng to set as the center.
 */
ClusterIcon.prototype.setCenter = function(center) {
  this.center_ = center;
};


/**
 * Create the css text based on the position of the icon.
 *
 * @param {google.maps.Point} pos The position.
 * @return {string} The css style text.
 */
ClusterIcon.prototype.createCss = function(pos) {
  var style = [];
  if (document.all) {
    style.push('filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(' +
        'sizingMethod=scale,src="' + this.url_ + '");');
  } else {
    style.push('background:url(' + this.url_ + ');');
  }

  if (typeof this.anchor_ === 'object') {
    if (typeof this.anchor_[0] === 'number' && this.anchor_[0] > 0 &&
        this.anchor_[0] < this.height_) {
      style.push('height:' + (this.height_ - this.anchor_[0]) +
          'px; padding-top:' + this.anchor_[0] + 'px;');
    } else {
      style.push('height:' + this.height_ + 'px; line-height:' + this.height_ +
          'px;');
    }
    if (typeof this.anchor_[1] === 'number' && this.anchor_[1] > 0 &&
        this.anchor_[1] < this.width_) {
      style.push('width:' + (this.width_ - this.anchor_[1]) +
          'px; padding-left:' + this.anchor_[1] + 'px;');
    } else {
      style.push('width:' + this.width_ + 'px; text-align:center;');
    }
  } else {
    style.push('height:' + this.height_ + 'px; line-height:' +
        this.height_ + 'px; width:' + this.width_ + 'px; text-align:center;');
  }

  var txtColor = this.textColor_ ? this.textColor_ : 'black';
  var txtSize = this.textSize_ ? this.textSize_ : 11;

  style.push('cursor:pointer; top:' + pos.y + 'px; left:' +
      pos.x + 'px; color:' + txtColor + '; position:absolute; font-size:' +
      txtSize + 'px; font-family:Arial,sans-serif; font-weight:bold');
  return style.join('');
};


window['MarkerClusterer'] = MarkerClusterer;
MarkerClusterer.prototype['addMarker'] = MarkerClusterer.prototype.addMarker;
MarkerClusterer.prototype['addMarkers'] = MarkerClusterer.prototype.addMarkers;
MarkerClusterer.prototype['clearMarkers'] =
    MarkerClusterer.prototype.clearMarkers;
MarkerClusterer.prototype['getCalculator'] =
    MarkerClusterer.prototype.getCalculator;
MarkerClusterer.prototype['getGridSize'] =
    MarkerClusterer.prototype.getGridSize;
MarkerClusterer.prototype['getMap'] = MarkerClusterer.prototype.getMap;
MarkerClusterer.prototype['getMarkers'] = MarkerClusterer.prototype.getMarkers;
MarkerClusterer.prototype['getMaxZoom'] = MarkerClusterer.prototype.getMaxZoom;
MarkerClusterer.prototype['getStyles'] = MarkerClusterer.prototype.getStyles;
MarkerClusterer.prototype['getTotalClusters'] =
    MarkerClusterer.prototype.getTotalClusters;
MarkerClusterer.prototype['getTotalMarkers'] =
    MarkerClusterer.prototype.getTotalMarkers;
MarkerClusterer.prototype['redraw'] = MarkerClusterer.prototype.redraw;
MarkerClusterer.prototype['removeMarker'] =
    MarkerClusterer.prototype.removeMarker;
MarkerClusterer.prototype['resetViewport'] =
    MarkerClusterer.prototype.resetViewport;
MarkerClusterer.prototype['setCalculator'] =
    MarkerClusterer.prototype.setCalculator;
MarkerClusterer.prototype['setGridSize'] =
    MarkerClusterer.prototype.setGridSize;
MarkerClusterer.prototype['onAdd'] = MarkerClusterer.prototype.onAdd;
MarkerClusterer.prototype['draw'] = MarkerClusterer.prototype.draw;

Cluster.prototype['getCenter'] = Cluster.prototype.getCenter;
Cluster.prototype['getSize'] = Cluster.prototype.getSize;
Cluster.prototype['getMarkers'] = Cluster.prototype.getMarkers;

ClusterIcon.prototype['onAdd'] = ClusterIcon.prototype.onAdd;
ClusterIcon.prototype['draw'] = ClusterIcon.prototype.draw;
ClusterIcon.prototype['onRemove'] = ClusterIcon.prototype.onRemove;
Model.Factory = {
	models: {},

	create: function(modelName){
		if(!this.models[modelName]){
			this.models[modelName] = new Model[modelName];
		}

		return this.models[modelName];
	}
}
Model.LayerManager = function(){
	var _self = this;
	this.layers = [];
	this.myLayers = [];

	Helper.layerHelper = new Helper.LayerHelper(this);

	this.getAllLayers = function(){
		AjaxRequest.get("/layers", function(response) {
			_self._getLayersEventHandler(response);
		});
	}

	this.getLayers = function(user) {
		AjaxRequest.get("/layers?user=" + user, function(response) {
			_self._getLayersEventHandler(response);
		});
	}

	this._getLayersEventHandler = function(response) {
		if(response.status == 200){
			var layersChanged = new Events.LayersEvent(Events.LayersEvent.LAYERS_CHANGED);
			_self.layers = Json.decode(response.responseText);
			GEvent.dispatchEvent(layersChanged);
		}
	}

	this.createLayer = function(data){
		AjaxRequest.post('/layers.json', data, function(response){
			_self._createLayerEventHandler(response);
		});
	}

	this._createLayerEventHandler = function(response){
		if(response.status == 201){
			GEvent.dispatchEvent(new Events.LayersEvent(Events.LayersEvent.LAYER_ADDED));
			_self.layers.push(Json.decode(response.responseText));
			GEvent.dispatchEvent(new Events.LayersEvent(Events.LayersEvent.LAYERS_CHANGED));
			GEvent.dispatchEvent(new Events.UsersEvent(Events.UsersEvent.USERS_RELOAD));
		}
	}

	this.loadMyLayer = function() {
		var options = {
			url:"/mylayers.json",
			headers:{"auth_token":Authentication.getAuthToken()},
			method:'get',
			success:_self._getMyLayersEventHandler
		};

		Util.Ajax(options);
	}

	this._getMyLayersEventHandler = function(response){
		var _self = this;
		if (response.status == 200){
			_self.myLayers = Json.decode(response.responseText);
			GEvent.dispatchEvent(new Events.LayersEvent(Events.LayersEvent.MYLAYERS_CHANGED,_self.myLayers));
		}

	}

	this.createMyLayer = function(data){

		var options = {
			url:"/layers.json",
			method:'post',
			params:data,
			success:_self._createMyLayerEventHandler
		};

		Util.Ajax(options);
	}

	this._createMyLayerEventHandler = function(response){
		if(response.status == 201){
			var layer = Json.decode(response.responseText);
			Util.func.setCurrentUserAsLayerOwner(layer);
			_self.layers.push(layer);
			GEvent.dispatchEvent(new Events.LayersEvent(Events.LayersEvent.MY_LAYER_ADDED,layer));
		}
		else{
			var errors = Json.decode(response.responseText);
			GEvent.dispatchEvent(new Events.LayersEvent(Events.LayersEvent.MY_LAYER_ADDED_FAILED, errors));
		}
	}

	this.getPublicLayers = function(){
		AjaxRequest.get('/public_layers', function(response){
			_self._getPublicLayersEventHandler(response);
		});
	}

	this._getPublicLayersEventHandler = function(response){
		if(response.status == 200){
			_self.layers = Json.decode(response.responseText);
			var layersChanged = new Events.LayersEvent(Events.LayersEvent.LAYERS_CHANGED);
			GEvent.dispatchEvent(layersChanged);
		}
	}

	this.updateMyLayerStatus = function(data){
		var _self = this;
		var options = {
			url:"/update_my_layer_status.json" ,
			method:'post',
			params: data,
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._updateMyLayerStatusHandler
		};
		Util.Ajax(options);
	};

	this._updateMyLayerStatusHandler = function(response){
		if(response.status == 200){
			var datas = Json.decode(response.responseText);
			var layersChanged = new Events.LayersEvent(Events.LayersEvent.LAYERS_MY_LAYER_STATUS_SAVED);
			GEvent.dispatchEvent(layersChanged);
		}
		else{
			var datas = Json.decode(response.responseText);
			var layersChanged = new Events.LayersEvent(Events.LayersEvent.LAYERS_MY_LAYER_STATUS_SAVED_FAILED,datas);
			GEvent.dispatchEvent(layersChanged);
		}
	};

	this.findById = function(id){
		for(var i = 0; i < this.layers.length; i++){
			if(this.layers[i].id == id){
				return this.layers[i];
			}
		}
		return null;
	};

	this.saveMember = function(data){
		var _self = this;
		data  = Json.encode(data);
		var options = {
			url:"/create_membership.json",
			method:'post',
			params: data,
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._saveMemberHandler
		};
		Util.Ajax(options);
	};

	this._saveMemberHandler = function(response){
		var data = Json.decode(response.responseText);
		if(response.status == 201) {
			var memberSaved = new Events.MemberEvent(Events.MemberEvent.MEMBER_CREATED,data);
			GEvent.dispatchEvent(memberSaved);
		}
		else if (response.status == 200) {
			var memberSavedFailed = new Events.MemberEvent(Events.MemberEvent.MEMBER_CREATED_FAILED,data);
			GEvent.dispatchEvent(memberSavedFailed);
		}
	};

	this.editMember = function(data){
		var _self = this;
		params  = Json.encode(data);
		var options = {
			url: "/getMembership?user_id=" + data.userId + "&layer_id=" + data.layerId ,
			method:'get',
			params: data,
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._editMemberHandler
		};
		Util.Ajax(options);
	};

	this._editMemberHandler = function(response){
		var data = Json.decode(response.responseText);
		if(response.status == 200) {
			var  getMemberSuccess= new Events.MemberEvent(Events.MemberEvent.GET_MEMBER_SUCCESS,data);
			GEvent.dispatchEvent(getMemberSuccess);
		}
		else if (response.status == 404) {
			alert('could not find this member');
		}
	};

	this.updateMember = function(data){
		var _self = this;
		params  = Json.encode(data);
		var options = {
			url: "/memberships/" + data.id + ".json" ,
			method:'put',
			params: params,
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._updateMemberHandler
		};
		Util.Ajax(options);
	};

	this._updateMemberHandler = function(response){
		var data = Json.decode(response.responseText);
		if(response.status == 201) {
			var memberGetUpdated = new Events.MemberEvent(Events.MemberEvent.MEMBER_GET_UPDATED,data);
			GEvent.dispatchEvent(memberGetUpdated);
		}
		else if (response.status == 200) {
			var memberGetUpdatedFailed = new Events.MemberEvent(Events.MemberEvent.MEMBER_GET_UPDATED_FAILED,data);
			GEvent.dispatchEvent(memberGetUpdatedFailed);
		}
	};

}
Model.ResourceManager = function(){
	var _self = this;
	this.resources = [];
	this.currentResource = null


	this.getResourceDetailForResourceList = function(id){
		AjaxRequest.get("/resources/" + id, function(response){
			_self._getResourceDetailForResourceList(response);
		})
	};

	this._getResourceDetailForResourceList = function(response){
		var resouceDetailEvent = null;
		if(response.status == 200){
			var resource = Json.decode(response.responseText);
			resouceDetailEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_DETAIL_FOR_RESOURCE_LIST, resource);
		}
		else{
			resouceDetailEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_DETAIL_FOR_RESOURCE_LIST_FAILED);
		}
		GEvent.dispatchEvent(resouceDetailEvent);
	};

	this.loadResources = function(){
		AjaxRequest.get("/resources", function(response){
			_self._loadResourcesEventHandler(response);
		});
	};

	this.loadResourcesOf = function(queryString){
		GEvent.dispatchEvent(new Events.MapsEvent(Events.MapsEvent.LOADING_WINDOW_SHOW));
		AjaxRequest.get("/resources?" +queryString, function(response){
			_self._loadResourcesEventHandler(response);
		});
	};

	this._loadResourcesEventHandler = function(response){
		if(response.status == 200){
			_self.resources = Json.decode(response.responseText);
			GEvent.dispatchEvent(new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCES_CHANGED));
		}
		GEvent.dispatchEvent(new Events.MapsEvent(Events.MapsEvent.LOADING_WINDOW_CLOSE));
	};

	this.createResource = function(data){
		var param = Json.encode({resource: data});
		var options = {
			url:"/resources",
			method:'post',
			params: param,
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._createResourceEventHandler
		};
		Util.Ajax(options);
	};

	this._createResourceEventHandler = function(response){
		var resouceAddedEvent = null;
		if(response.status == 200){
			var resource = Json.decode(response.responseText);
			resouceAddedEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_ADDED, resource);
			_self.resources.push(Json.decode(response.responseText));
		}
		else{
			resouceAddedEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_ADDED, false);
		}
		GEvent.dispatchEvent(resouceAddedEvent);
	};

	this.getResourceDetail = function(id){
		AjaxRequest.get("/resources/" + id, function(response){
			_self._getResourceDetailEventHandler(response);
		})
	};

	this._getResourceDetailEventHandler = function(response){
		var resouceDetailEvent = null;
		if(response.status == 200){
			this.currentResource = Json.decode(response.responseText);
			resouceDetailEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_DETAIL, this.currentResource);
		}
		else{
			resouceDetailEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_DETAIL_FAILED);
		}
		GEvent.dispatchEvent(resouceDetailEvent);
	};

	this.loadResourcesPaging = function(data){
		var options = {
			url:"/layers/" + data.layerId + "/resources.json?page=" + data.page ,
			method:'get',
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._loadResourcesPaging
		};
		Util.Ajax(options);

	};

	this._loadResourcesPaging = function(response){
		var resouceDetailEvent = null;
		if(response.status == 200){
			var resources = Json.decode(response.responseText);
			resoucePaginglEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_PAGING, resources);
		}
		else{
			resoucePaginglEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_PAGING_FAILED);
		}
		GEvent.dispatchEvent(resoucePaginglEvent);
	};

	this.getResourceTemplate = function(layerId){
		var options = {
			url:"/layers/" + data.layerId + "/property_templates.json",
			method:'get',
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._getResourceTemplateEventHandler
		};
		Util.Ajax(options);
	};

	this._getResourceTemplateEventHandler = function(response){
		var resouceDetailEvent = null;
		if(response.status == 200){
			var template = Json.decode(response.responseText);
			resouceDetailEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_TEMPLATE, template);
		}
		else{
			resouceDetailEvent = new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_GET_TEMPLATE_FAILED);
		}
		GEvent.dispatchEvent(resouceDetailEvent);
	};

	this.confirmImport = function(fileName, layerId){
		GEvent.dispatchEvent(new Events.MapsEvent(Events.ResourcesEvent.LOADING_IMPORT_WINDOW_SHOW));
		var options = {
			url:"/import_from_csv",
			params: {fileName: fileName, layerId: layerId},
			method:'post',
			success:_self._confirmImportEventHandler
		};
		Util.Ajax(options);
	};

	this._confirmImportEventHandler = function(response){
		if (response.status == 200){
			var resources = Json.decode(response.responseText);
			for(var i = 0; i < resources.length; i++){
				_self.addResource(resources[i]);
			}
			GEvent.dispatchEvent(new Events.MapsEvent(Events.ResourcesEvent.LOADING_IMPORT_WINDOW_CLOSE));
			GEvent.dispatchEvent(new Events.ResourcesEvent(Events.ResourcesEvent.IMPORT_RESOURCES_FROM_CSV_SUCCESS));
		}
	};

	this.addResource = function(resource){
		this.resources.push(resource);

		GEvent.dispatchEvent(new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_ITEM_ADDED, resource));
	};

	this.editResource = function(resourceId){
		AjaxRequest.get("/resources/" +resourceId +"/edit", function(response){
			_self._editResourceHandler(response);
		});
	};

	this._editResourceHandler = function(response){
		if(response.status == 200){
			var resource = Json.decode(response.responseText);
			GEvent.dispatchEvent(new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCE_EDIT_SUCCESS, resource));
		}
	};

	this.updateResource = function(data){
	  window.data = data ;
	  var param = Json.encode({resource: data});
		var options = {
			url:"/resources/" + data.id ,
			method:'put',
			params: param,
			headers:{"Content-Type":"application/json; charset=utf-8"},
			success:_self._updateResourceEventHandler
		};
		Util.Ajax(options);
	};

	this._updateResourceEventHandler = function(response){
		if(response.status == 200){
			var resource = Json.decode(response.responseText);
			_self._updateResourceInCollection(resource);
			GEvent.dispatchEvent(new Events.ResourcesEvent(Events.ResourcesEvent.RESOURCES_UPDATE_SUCCESS, resource));
		}
	};

	this._updateResourceInCollection = function(resource){
	  var resources =	_self.resources ;
	  for(var i=0;i<resources.length;i++){
	  	if(resources[i].id == resource.id){
	  		resources[i].name = resource.name;
	  		resources[i].lat = resource.lat;
	  		resources[i].lng = resource.lng;
	  		return true;
	  	}
	  }
	  return false;
	};

};
Model.AuthenticationManager = function(){
	var _self = this;
	this.session = {};

	this.login = function(user){
		AjaxRequest.post('/login_rpc', user, function(response){
			_self._loginEventHandler(response);
		});
	};

	this._loginEventHandler = function(response){
		if(response.status == 200){
			_self.session = Json.decode(response.responseText);
			var loginSuccess = new Events.AuthenticationEvent(Events.AuthenticationEvent.LOGIN_SUCCESS);
			GEvent.dispatchEvent(loginSuccess);
		}
		else{
			var loginFailed = new Events.AuthenticationEvent(Events.AuthenticationEvent.LOGIN_FAILED);
			GEvent.dispatchEvent(loginFailed);
		}
	};

	this.logout = function(){
		AjaxRequest.post('/logout_rpc', 'logout', function(response){
			_self._logoutEventHandler(response);
		});
	},

	this._logoutEventHandler = function(response){
		if(response.status == 200){
			var logoutSuccess = new Events.AuthenticationEvent(Events.AuthenticationEvent.LOGOUT_SUCCESS);
			GEvent.dispatchEvent(logoutSuccess);
		}
	}
}
Model.UploadManager = function(){
	var _self = this;

	this.getSWFUploadObject = function(){
		return window.SETTING.swfUpload;
	};

	this.startUploadIcon = function(swf){
		swf.startUpload(swf.QueueFile.id);
	};

	this.startImportResources = function(swf){
		swf.startUpload(swf.QueueFile.id);
	}
};
Helper.LayerHelper = function(layerManager){
	this.layerManager = layerManager;

	this.getIcon = function(layerId){
		var layer = this.layerManager.findById(layerId);
		return layer && layer.icon? layer.icon : SETTING.MARKER_ICON_DEFAULT;
	};

	this.getLayer = function(layerId){
		return this.layerManager.findById(layerId);
	};
}
Events.LayersEvent = function(type, data){
	this.type = type;
	this.data = data;
}


Events.LayersEvent.LAYERS_CHANGED = 'layersChangedLayersEvent';
Events.LayersEvent.LAYER_ADDED = 'layerAddedLayersEvent';
Events.LayersEvent.LAYER_NEW = 'layerNewLayersEvent';
Events.LayersEvent.LAYERS_LOAD = 'layersLoadLayersEvent';
Events.LayersEvent.MYLAYERS_SHOW = 'layersShowMyLayerEvent';
Events.LayersEvent.MYLAYER_LOAD = 'layersLoadMyLayerEvent';
Events.LayersEvent.MYLAYERS_CHANGED = 'layersChangeMyLayerEvent';
Events.LayersEvent.MYLAYERS_HIDE = 'layersHideMyLayerEvent';
Events.LayersEvent.MYLAYERS_SHOW = 'layersShowMyLayerEvent' ;
Events.LayersEvent.CREATE_MY_LAYER = 'layerCreateMyLayerEvent';
Events.LayersEvent.MY_LAYER_ADDED = 'layerMyLayerAddedEvent';
Events.LayersEvent.MY_LAYER_ADDED_FAILED = 'layerMyLayerAddedFailedEvent';
Events.LayersEvent.UPDATE_MY_LAYER_STATUS = 'layerUpdateMylayerEvent';
Events.LayersEvent.LAYERS_MY_LAYER_STATUS_SAVED = 'layerMyLayerStatusSaveEvent';
Events.LayersEvent.LAYERS_MY_LAYER_STATUS_SAVED_FAILED = "layerMyLayerStatusSavedFailedEvent";
Events.LayersEvent.LAYERS_UPDATE_RESOURCE_LOCATION_DRAGGING = "layerUpdateResourceLocationDraggingEvent";
Events.LayersEvent.LAYERS_LOAD_COMPLETED = "layersLoadCompletedLayerEvent";
Events.LayersEvent.SHOW_FRONT_LAYER_EVENT = "layersShowFrontLayerEvent";
Events.ResourcesEvent = function(type, data){
	this.type = type;
	this.data = data;
}

Events.ResourcesEvent.RESOURCES_CHANGED = 'resourcesChangedResourcesEvent';
Events.ResourcesEvent.RESOURCES_SAVE = 'resourcesSaveResourcesEvent';
Events.ResourcesEvent.RESOURCE_ADDED = "resourcesAddedResourceEvent";
Events.ResourcesEvent.RESOURCE_GET_DETAIL = 'resourceGetDetailEvent';
Events.ResourcesEvent.RESOURCE_GET_DETAIL_FAILED = 'resourceGetDetailFailedEvent';
Events.ResourcesEvent.RESOURCE_REQUEST_GET_DETAIL = 'resourceRequestsGetDetailEvent';
Events.ResourcesEvent.RESOURCE_LOAD = 'resourceLoadResourcesEvent';
Events.ResourcesEvent.RESOURCES_LOAD_PAGING = 'resourcesLoadPagingResourcesEvent';
Events.ResourcesEvent.RESOURCES_LOAD_TEMPLATE = 'resourcesLoadTemplateResourcesEvent';
Events.ResourcesEvent.RESOURCE_GET_TEMPLATE = 'resourcesGetTemplateResourcesEvent';
Events.ResourcesEvent.RESOURCE_GET_PAGING = "resourcesGetPagingResourcesEvent";
Events.ResourcesEvent.RESOURCE_GET_PAGING_FAILED = "resourcesGetPagingFailedResourcesEvent";
Events.ResourcesEvent.RESOURCE_LOAD_DETAIL_FOR_RESOURCE_LIST = "resourceLoadDetailForResourceList";
Events.ResourcesEvent.RESOURCE_GET_DETAIL_FOR_RESOURCE_LIST = "resourceGetDetailForResourceList";
Events.ResourcesEvent.RESOURCE_GET_DETAIL_FOR_RESOURCE_LIST_FAILED = "resourceGetDetailForResourceListFailed";
Events.ResourcesEvent.LOAD_LAYER_RESOURCES = "loadLayerResourcesResourcesEvent";
Events.ResourcesEvent.SHOW_IMPORT_RESOURCES = "showImportResourcesEvent";
Events.ResourcesEvent.LOAD_CONFIRMED_RESOURCES = "loadConfirmedResourcesEvent";…