var Waypoint=Class.create({MAP_CENTER_ZOOM:14,initialize:function(json_wpt,map){this.lat=json_wpt.lat;this.lon=json_wpt.lon;this.name=json_wpt.name;this.ele=json_wpt.ele;this.time=json_wpt.time;this.cmt=json_wpt.cmt;this.desc=json_wpt.desc;this.sym=json_wpt.sym;this.gicon=new GIcon();this.gicon.image=this.sym;this.gicon.shadow=null;this.gicon.iconSize=new GSize(20,20);this.gicon.shadowSize=null;this.gicon.iconAnchor=new GPoint(10,10);this.gicon.infoWindowAnchor=new GPoint(10,4);this.markerOptions={title:this.name,icon:this.gicon};this.gmarker=new GMarker(new GLatLng(this.lat,this.lon),this.markerOptions);var wpt=this;GEvent.addListener(wpt.gmarker,"click",function(){if(wpt.gmarker.infoWindowOpen){wpt.gmarker.closeInfoWindow();}else{wpt.showInfoWindow();}});GEvent.addListener(wpt.gmarker,"infowindowopen",function(){wpt.gmarker.infoWindowOpen=true;});GEvent.addListener(wpt.gmarker,"infowindowclose",function(){wpt.gmarker.infoWindowOpen=false;});map.addOverlay(this.gmarker);this.gmarker.hide();},show:function(map){if(!this.gmarker.isHidden()){return;}
this.gmarker.show();},hide:function(map){if(this.gmarker.isHidden()){return;}
this.gmarker.hide();},toggle:function(map){if(this.gmarker.isHidden()){this.show(map);}else{this.hide(map);}},getPoint:function(){return this.gmarker.getPoint();},centerMap:function(map){map.setCenter(this.gmarker.getLatLng(),this.MAP_CENTER_ZOOM);this.showInfoWindow();return false;},showInfoWindow:function(){var markerHtml='<div class="waypoint-info-header">'+this.name+'</div>';if(this.ele!=null){markerHtml+='<div class="waypoint-info-metadata">';markerHtml+='<span class="title">Elevation:</span>';markerHtml+=this.ele;markerHtml+='&nbsp;feet</div>';}
if(this.time!=null){markerHtml+='<div class="waypoint-info-metadata">';markerHtml+='<span class="title">Date &amp; Time:</span>';markerHtml+=this.time;markerHtml+='</div>';}
if(this.desc!=null){markerHtml+='<div class="waypoint-info-metadata">';markerHtml+='<span class="title">Description:</span>';markerHtml+=this.desc;markerHtml+='</div>';}
if(this.cmt!=null){markerHtml+='<div class="waypoint-info-metadata">';markerHtml+='<span class="title">Comment:</span>';markerHtml+=this.cmt;markerHtml+='</div>';}
this.gmarker.openInfoWindowHtml(markerHtml);return false;}});var TrackSegment=Class.create({initialize:function(json_trkseg,map){this.visible=false;this.encoded=json_trkseg.encoded;this.polyline=new GPolyline.fromEncoded(this.encoded);},show:function(map){if(this.visible){return;}
map.addOverlay(this.polyline);this.visible=true;},hide:function(map){if(!this.visible){return;}
map.removeOverlay(this.polyline);this.visible=false;},getBounds:function(){return this.polyline.getBounds();},centerMap:function(map){var bounds=this.getBounds();var zoomlevel=map.getBoundsZoomLevel(bounds);map.closeInfoWindow();map.setCenter(bounds.getCenter(),zoomlevel);return false;}});var Track=Class.create({initialize:function(json_trk,map){this.trksegs=new Array;var trk=this;json_trk.trksegs.each(function(trkseg){trk.trksegs.push(new TrackSegment(trkseg,map));});},show:function(map){this.trksegs.each(function(trkseg){trkseg.show(map);});},hide:function(map){this.trksegs.each(function(trkseg){trkseg.hide(map);});},getBounds:function(){var bounds=new GLatLngBounds();this.trksegs.each(function(trkseg){var tmp_bounds=trkseg.getBounds();bounds.extend(tmp_bounds.getSouthWest());bounds.extend(tmp_bounds.getNorthEast());});return bounds;},centerMap:function(map){var bounds=this.getBounds();var zoomlevel=map.getBoundsZoomLevel(bounds);map.closeInfoWindow();map.setCenter(bounds.getCenter(),zoomlevel);return false;}});var Trip=Class.create({initialize:function(wpt_json,trk_json,map){this.wpts=new Array;this.trks=new Array;var tmp_trip=this;wpt_json.each(function(wpt){tmp_trip.wpts.push(new Waypoint(wpt,map));});trk_json.each(function(trk){tmp_trip.trks.push(new Track(trk,map));});},show:function(map){this.showWaypoints(map);this.showTracks(map);},hide:function(map){this.hideWaypoints(map);this.hideTracks(map);},showWaypoints:function(map){this.wpts.each(function(wpt){wpt.show(map);});},showTracks:function(map){this.trks.each(function(trk){trk.show(map);});},hideWaypoints:function(map){this.wpts.each(function(wpt){wpt.hide(map);});},hideTracks:function(map){this.trks.each(function(trk){trk.hide(map);});},getBoundsOfWaypoints:function(){var bounds=new GLatLngBounds();this.wpts.each(function(wpt){bounds.extend(wpt.getPoint());});return bounds;},getBoundsOfTracks:function(){var bounds=new GLatLngBounds();this.trks.each(function(trk){var tmp_bounds=trk.getBounds();bounds.extend(tmp_bounds.getSouthWest());bounds.extend(tmp_bounds.getNorthEast());});return bounds;},getBounds:function(){var bounds=this.getBoundsOfWaypoints();if(this.trks.length){var tmp_bounds=this.getBoundsOfTracks();bounds.extend(tmp_bounds.getSouthWest());bounds.extend(tmp_bounds.getNorthEast());}
return bounds;},centerMap:function(map){var bounds=this.getBounds();var zoomlevel=map.getBoundsZoomLevel(bounds);map.closeInfoWindow();map.setCenter(bounds.getCenter(),zoomlevel);return false;},centerMapOnWaypoints:function(map){var bounds=this.getBoundsOfWaypoints();var zoomlevel=map.getBoundsZoomLevel(bounds);map.closeInfoWindow();map.setCenter(bounds.getCenter(),zoomlevel);return false;},centerMapOnTracks:function(map){var bounds=this.getBoundsOfTracks();var zoomlevel=map.getBoundsZoomLevel(bounds);map.closeInfoWindow();map.setCenter(bounds.getCenter(),zoomlevel);return false;}})