js/map.js

/*
 * This class provides access to native mapping applications on the device.
 */
function Map() {
	
};

/*
 * Shows a native map on the device with pins at the given positions.
 * @param {Array} positions
 */
Map.prototype.show = function(positions) {

	var jsonPos = {};
	var pos = null;
	if (typeof positions == 'object') {
		// If positions is an array, then get the first only, since google's query
		// can't take more than one marker (believe it or not).
		// Otherwise we assume its a single position object.
		if (positions.length) {
			pos = positions[0];
		} else {
			pos = positions;
		}
	} 
	else if (navigator.geolocation.lastPosition) {
		pos = navigator.geolocation.lastPosition;
	} else {
		// If we don't have a position, lets use nitobi!
		pos = { coords: { latitude: 49.28305, longitude: -123.10689 } };
	}

	this.service = navigator.service.Request('palm://com.palm.applicationManager', {
		method: 'open',
		parameters: {
		id: 'com.palm.app.maps',
		params: {
			query: "@" + pos.coords.latitude + "," + pos.coords.longitude
			}
		}
	});

};

if (typeof navigator.map == "undefined") navigator.map = new Map();