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var travelMode, unitSystem; |
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GMaps.prototype.getRoutes = function(options) { |
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switch (options.travelMode) { |
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case 'bicycling': |
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travelMode = google.maps.TravelMode.BICYCLING; |
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break; |
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case 'transit': |
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travelMode = google.maps.TravelMode.TRANSIT; |
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break; |
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case 'driving': |
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travelMode = google.maps.TravelMode.DRIVING; |
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break; |
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default: |
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travelMode = google.maps.TravelMode.WALKING; |
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break; |
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} |
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if (options.unitSystem === 'imperial') { |
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unitSystem = google.maps.UnitSystem.IMPERIAL; |
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} |
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else { |
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unitSystem = google.maps.UnitSystem.METRIC; |
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} |
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var base_options = { |
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avoidHighways: false, |
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avoidTolls: false, |
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optimizeWaypoints: false, |
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waypoints: [] |
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}, |
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request_options = extend_object(base_options, options); |
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request_options.origin = /string/.test(typeof options.origin) ? options.origin : new google.maps.LatLng(options.origin[0], options.origin[1]); |
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request_options.destination = /string/.test(typeof options.destination) ? options.destination : new google.maps.LatLng(options.destination[0], options.destination[1]); |
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request_options.travelMode = travelMode; |
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request_options.unitSystem = unitSystem; |
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delete request_options.callback; |
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delete request_options.error; |
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var self = this, |
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service = new google.maps.DirectionsService(); |
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service.route(request_options, function(result, status) { |
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if (status === google.maps.DirectionsStatus.OK) { |
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for (var r in result.routes) { |
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if (result.routes.hasOwnProperty(r)) { |
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self.routes.push(result.routes[r]); |
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} |
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} |
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if (options.callback) { |
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options.callback(self.routes); |
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} |
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} |
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else { |
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if (options.error) { |
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options.error(result, status); |
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} |
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} |
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}); |
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}; |
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GMaps.prototype.removeRoutes = function() { |
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this.routes = []; |
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}; |
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GMaps.prototype.getElevations = function(options) { |
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options = extend_object({ |
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locations: [], |
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path : false, |
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samples : 256 |
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}, options); |
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if (options.locations.length > 0) { |
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if (options.locations[0].length > 0) { |
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options.locations = array_flat(array_map([options.locations], arrayToLatLng, false)); |
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} |
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} |
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var callback = options.callback; |
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delete options.callback; |
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var service = new google.maps.ElevationService(); |
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//location request |
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if (!options.path) { |
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delete options.path; |
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delete options.samples; |
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service.getElevationForLocations(options, function(result, status) { |
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if (callback && typeof(callback) === "function") { |
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callback(result, status); |
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} |
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}); |
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//path request |
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} else { |
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var pathRequest = { |
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path : options.locations, |
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samples : options.samples |
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}; |
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service.getElevationAlongPath(pathRequest, function(result, status) { |
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if (callback && typeof(callback) === "function") { |
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callback(result, status); |
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} |
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}); |
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} |
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}; |
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GMaps.prototype.cleanRoute = GMaps.prototype.removePolylines; |
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GMaps.prototype.drawRoute = function(options) { |
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var self = this; |
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this.getRoutes({ |
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origin: options.origin, |
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destination: options.destination, |
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travelMode: options.travelMode, |
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waypoints: options.waypoints, |
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unitSystem: options.unitSystem, |
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error: options.error, |
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callback: function(e) { |
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if (e.length > 0) { |
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self.drawPolyline({ |
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path: e[e.length - 1].overview_path, |
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strokeColor: options.strokeColor, |
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strokeOpacity: options.strokeOpacity, |
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strokeWeight: options.strokeWeight |
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}); |
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if (options.callback) { |
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options.callback(e[e.length - 1]); |
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} |
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} |
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} |
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}); |
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}; |
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GMaps.prototype.travelRoute = function(options) { |
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if (options.origin && options.destination) { |
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this.getRoutes({ |
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origin: options.origin, |
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destination: options.destination, |
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travelMode: options.travelMode, |
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waypoints : options.waypoints, |
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error: options.error, |
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callback: function(e) { |
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//start callback |
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if (e.length > 0 && options.start) { |
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options.start(e[e.length - 1]); |
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} |
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//step callback |
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if (e.length > 0 && options.step) { |
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var route = e[e.length - 1]; |
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if (route.legs.length > 0) { |
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var steps = route.legs[0].steps; |
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for (var i=0, step; step=steps[i]; i++) { |
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step.step_number = i; |
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options.step(step, (route.legs[0].steps.length - 1)); |
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} |
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} |
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} |
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//end callback |
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if (e.length > 0 && options.end) { |
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options.end(e[e.length - 1]); |
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} |
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} |
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}); |
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} |
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else if (options.route) { |
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if (options.route.legs.length > 0) { |
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var steps = options.route.legs[0].steps; |
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for (var i=0, step; step=steps[i]; i++) { |
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step.step_number = i; |
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options.step(step); |
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} |
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} |
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} |
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}; |
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GMaps.prototype.drawSteppedRoute = function(options) { |
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var self = this; |
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if (options.origin && options.destination) { |
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this.getRoutes({ |
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origin: options.origin, |
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destination: options.destination, |
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travelMode: options.travelMode, |
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waypoints : options.waypoints, |
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error: options.error, |
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callback: function(e) { |
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//start callback |
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if (e.length > 0 && options.start) { |
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options.start(e[e.length - 1]); |
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} |
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//step callback |
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if (e.length > 0 && options.step) { |
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var route = e[e.length - 1]; |
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if (route.legs.length > 0) { |
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var steps = route.legs[0].steps; |
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for (var i=0, step; step=steps[i]; i++) { |
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step.step_number = i; |
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self.drawPolyline({ |
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path: step.path, |
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strokeColor: options.strokeColor, |
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strokeOpacity: options.strokeOpacity, |
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strokeWeight: options.strokeWeight |
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}); |
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options.step(step, (route.legs[0].steps.length - 1)); |
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} |
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} |
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} |
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//end callback |
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if (e.length > 0 && options.end) { |
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options.end(e[e.length - 1]); |
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} |
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} |
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}); |
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} |
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else if (options.route) { |
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if (options.route.legs.length > 0) { |
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var steps = options.route.legs[0].steps; |
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for (var i=0, step; step=steps[i]; i++) { |
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step.step_number = i; |
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self.drawPolyline({ |
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path: step.path, |
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strokeColor: options.strokeColor, |
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strokeOpacity: options.strokeOpacity, |
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strokeWeight: options.strokeWeight |
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}); |
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options.step(step); |
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} |
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} |
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} |
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}; |
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GMaps.Route = function(options) { |
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this.origin = options.origin; |
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this.destination = options.destination; |
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this.waypoints = options.waypoints; |
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this.map = options.map; |
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this.route = options.route; |
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this.step_count = 0; |
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this.steps = this.route.legs[0].steps; |
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this.steps_length = this.steps.length; |
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this.polyline = this.map.drawPolyline({ |
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path: new google.maps.MVCArray(), |
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strokeColor: options.strokeColor, |
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strokeOpacity: options.strokeOpacity, |
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strokeWeight: options.strokeWeight |
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}).getPath(); |
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}; |
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GMaps.Route.prototype.getRoute = function(options) { |
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var self = this; |
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this.map.getRoutes({ |
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origin : this.origin, |
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destination : this.destination, |
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travelMode : options.travelMode, |
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waypoints : this.waypoints || [], |
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error: options.error, |
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callback : function() { |
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self.route = e[0]; |
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if (options.callback) { |
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options.callback.call(self); |
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} |
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} |
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}); |
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}; |
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GMaps.Route.prototype.back = function() { |
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if (this.step_count > 0) { |
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this.step_count--; |
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var path = this.route.legs[0].steps[this.step_count].path; |
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for (var p in path){ |
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if (path.hasOwnProperty(p)){ |
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this.polyline.pop(); |
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} |
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} |
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} |
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}; |
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GMaps.Route.prototype.forward = function() { |
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if (this.step_count < this.steps_length) { |
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var path = this.route.legs[0].steps[this.step_count].path; |
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for (var p in path){ |
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if (path.hasOwnProperty(p)){ |
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this.polyline.push(path[p]); |
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} |
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} |
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this.step_count++; |
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} |
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}; |