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Path: /var/lib/vz/www/clients/client6/web11/web/wp-content/plugins/wp-google-maps/js/v8/ [ Home ]
File: map-settings.js
/**
 * @namespace WPGMZA
 * @module MapSettings
 * @requires WPGMZA
 */
jQuery(function($) {
	
	/**
	 * Handles map settings, parsing them from the data-settings attribute on the maps HTML element.
	 * NB: This will be split into GoogleMapSettings and OLMapSettings in the future.
	 * @class WPGMZA.MapSettings
	 * @constructor WPGMZA.MapSettings
	 */
	WPGMZA.MapSettings = function(element)
	{
		var self = this;
		var str = element.getAttribute("data-settings");
		var json;
		
		try{
			json = JSON.parse(str);
		}catch(e) {
			
			str = str.replace(/\\%/g, "%");
			str = str.replace(/\\\\"/g, '\\"');
			
			try{
				json = JSON.parse(str);
			}catch(e) {
				json = {};
				console.warn("Failed to parse map settings JSON");
			}
			
		}
		
		WPGMZA.assertInstanceOf(this, "MapSettings");
		
		function addSettings(input)
		{
			if(!input)
				return;
			
			for(var key in input)
			{
				if(key == "other_settings")
					continue; // Ignore other_settings
				
				var value = input[key];
				
				if(String(value).match(/^-?\d+$/))
					value = parseInt(value);
					
				self[key] = value;
			}
		}
		
		addSettings(WPGMZA.settings);
		
		addSettings(json);
		
		if(json && json.other_settings)
			addSettings(json.other_settings);
	}
	
	/**
	 * Returns settings on this object converted to OpenLayers view options
	 * @method
	 * @memberof WPGMZA.MapSettings
	 * @return {object} The map settings, in a format understood by OpenLayers
	 */
	WPGMZA.MapSettings.prototype.toOLViewOptions = function()
	{
		var options = {
			center: ol.proj.fromLonLat([-119.4179, 36.7783]),
			zoom: 4
		};
		
		function empty(name)
		{
			if(typeof self[name] == "object")
				return false;
			
			return !self[name] || !self[name].length;
		}
		
		// Start location
		if(typeof this.start_location == "string")
		{
			var coords = this.start_location.replace(/^\(|\)$/g, "").split(",");
			if(WPGMZA.isLatLngString(this.start_location))
				options.center = ol.proj.fromLonLat([
					parseFloat(coords[1]),
					parseFloat(coords[0])
				]);
			else
				console.warn("Invalid start location");
		}
		
		if(this.center)
		{
			options.center = ol.proj.fromLonLat([
				parseFloat(this.center.lng),
				parseFloat(this.center.lat)
			]);
		}
		
		// Start zoom
		if(this.zoom)
			options.zoom = parseInt(this.zoom);
		
		if(this.start_zoom)
			options.zoom = parseInt(this.start_zoom);
		
		// Zoom limits
		// TODO: This matches the Google code, so some of these could be potentially put on a parent class
		if(this.map_min_zoom && this.map_max_zoom)
		{
			options.minZoom = Math.min(this.map_min_zoom, this.map_max_zoom);
			options.maxZoom = Math.max(this.map_min_zoom, this.map_max_zoom);
		}
		
		return options;
	}
	
	/**
	 * Returns settings on this object converted to Google's MapOptions spec.
	 * @method
	 * @memberof WPGMZA.MapSettings
	 * @return {object} The map settings, in the format specified by google.maps.MapOptions
	 */
	WPGMZA.MapSettings.prototype.toGoogleMapsOptions = function()
	{
		var self = this;
		var latLngCoords = (this.start_location && this.start_location.length ? this.start_location.split(",") : [36.7783, -119.4179]);
		
		function empty(name)
		{
			if(typeof self[name] == "object")
				return false;
			
			return !self[name] || !self[name].length;
		}
		
		function formatCoord(coord)
		{
			if($.isNumeric(coord))
				return coord;
			return parseFloat( String(coord).replace(/[\(\)\s]/, "") );
		}
		
		var latLng = new google.maps.LatLng(
			formatCoord(latLngCoords[0]),
			formatCoord(latLngCoords[1])
		);
		
		var zoom = (this.start_zoom ? parseInt(this.start_zoom) : 4);
		
		if(!this.start_zoom && this.zoom)
			zoom = parseInt( this.zoom );
		
		var options = {
			zoom:			zoom,
			center:			latLng
		};
		
		if(!empty("center"))
			options.center = new google.maps.LatLng({
				lat: parseFloat(this.center.lat),
				lng: parseFloat(this.center.lng)
			});
		
		if(this.map_min_zoom && this.map_max_zoom)
		{
			options.minZoom = Math.min(this.map_min_zoom, this.map_max_zoom);
			options.maxZoom = Math.max(this.map_min_zoom, this.map_max_zoom);
		}
		
		// These settings are all inverted because the checkbox being set means "disabled"
		options.zoomControl				= !(this.wpgmza_settings_map_zoom == 'yes');
        options.panControl				= !(this.wpgmza_settings_map_pan == 'yes');
        options.mapTypeControl			= !(this.wpgmza_settings_map_type == 'yes');
        options.streetViewControl		= !(this.wpgmza_settings_map_streetview == 'yes');
        options.fullscreenControl		= !(this.wpgmza_settings_map_full_screen_control == 'yes');
        
        options.draggable				= !(this.wpgmza_settings_map_draggable == 'yes');
        options.disableDoubleClickZoom	= (this.wpgmza_settings_map_clickzoom == 'yes');
        options.scrollwheel				= !(this.wpgmza_settings_map_scroll == 'yes');
		
		if(this.wpgmza_force_greedy_gestures == "greedy" || this.wpgmza_force_greedy_gestures == "yes")
			options.gestureHandling = "greedy";
		else
			options.gestureHandling = "cooperative";
		
		switch(parseInt(this.type))
		{
			case 2:
				options.mapTypeId = google.maps.MapTypeId.SATELLITE;
				break;
			
			case 3:
				options.mapTypeId = google.maps.MapTypeId.HYBRID;
				break;
			
			case 4:
				options.mapTypeId = google.maps.MapTypeId.TERRAIN;
				break;
				
			default:
				options.mapTypeId = google.maps.MapTypeId.ROADMAP;
				break;
		}
		
		if(this.theme_data && this.theme_data.length > 0)
		{
			try{
				options.styles = JSON.parse(this.theme_data);
			}catch(e) {
				alert("Your theme data is not valid JSON and has been ignored");
			}
		}
		
		return options;
	}
});