/**
 * @namespace WPGMZA
 * @module GoogleRectangle
 * @requires WPGMZA.Rectangle
 */
jQuery(function($) {
	
	/**
	 * Subclass, used when Google is the maps engine. <strong>Please <em>do not</em> call this constructor directly. Always use createInstance rather than instantiating this class directly.</strong> Using createInstance allows this class to be externally extensible.
	 * @class WPGMZA.GoogleRectangle
	 * @constructor WPGMZA.GoogleRectangle
	 * @memberof WPGMZA
	 * @augments WPGMZA.Rectangle
	 * @see WPGMZA.Rectangle.createInstance
	 */
	WPGMZA.GoogleRectangle = function(options, googleRectangle)
	{
		var self = this;
		
		if(!options)
			options = {};
		
		WPGMZA.Rectangle.call(this, options, googleRectangle);
		
		if(googleRectangle)
		{
			this.googleRectangle = googleRectangle;
			
			this.cornerA = options.cornerA = new WPGMZA.LatLng({
				lat:	googleRectangle.getBounds().getNorthEast().lat(),
				lng:	googleRectangle.getBounds().getSouthWest().lng(),
			});
			
			this.cornerB = options.cornerB = new WPGMZA.LatLng({
				lat:	googleRectangle.getBounds().getSouthWest().lat(),
				lng:	googleRectangle.getBounds().getNorthEast().lng()
			});
		}
		else
		{
			this.googleRectangle = new google.maps.Rectangle();
			this.googleRectangle.wpgmzaRectangle = this;
		}
		
		this.googleFeature = this.googleRectangle;
		
		if(options)
			this.setOptions(options);
		
		google.maps.event.addListener(this.googleRectangle, "click", function() {
			self.dispatchEvent({type: "click"});
		});
	}
	
	WPGMZA.GoogleRectangle.prototype = Object.create(WPGMZA.Rectangle.prototype);
	WPGMZA.GoogleRectangle.prototype.constructor = WPGMZA.GoogleRectangle;
	
	WPGMZA.GoogleRectangle.prototype.getBounds = function()
	{
		return WPGMZA.LatLngBounds.fromGoogleLatLngBounds( this.googleRectangle.getBounds() );
	}
	
	WPGMZA.GoogleRectangle.prototype.setVisible = function(visible)
	{
		this.googleRectangle.setVisible(visible ? true : false);
	}
	
	WPGMZA.GoogleRectangle.prototype.setDraggable = function(value)
	{
		this.googleRectangle.setDraggable(value ? true : false);
	}
	
	WPGMZA.GoogleRectangle.prototype.setEditable = function(value)
	{
		var self = this;
		
		this.googleRectangle.setEditable(value ? true : false);
		
		if(value)
		{
			google.maps.event.addListener(this.googleRectangle, "bounds_changed", function(event) {
				self.trigger("change");
			});
		}
	}
	
	WPGMZA.GoogleRectangle.prototype.setOptions = function(options)
	{
		WPGMZA.Rectangle.prototype.setOptions.apply(this, arguments);
		
		if(options.cornerA && options.cornerB)
		{
			this.cornerA = new WPGMZA.LatLng(options.cornerA);
			this.cornerB = new WPGMZA.LatLng(options.cornerB);
		}
	}
	
	WPGMZA.GoogleRectangle.prototype.updateNativeFeature = function()
	{
		var googleOptions = this.getScalarProperties();
	
		var north	= parseFloat(this.cornerA.lat);
		var west	= parseFloat(this.cornerA.lng);
		var south	= parseFloat(this.cornerB.lat);
		var east	= parseFloat(this.cornerB.lng);
		
		if(north && west && south && east){
			googleOptions.bounds = {
				north: north,
				west: west,
				south: south,
				east: east
			};

		}
		
		this.googleRectangle.setOptions(googleOptions);
	}
	
});