1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
/* phpTrackme
*
* Copyright(C) 2013 Bartek Fabiszewski (www.fabiszewski.net)
*
* This is free software; you can redistribute it and/or modify it under
* the terms of the GNU Library General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
// openlayers
var map;
var layerTrack;
var layerMarkers;
var lineStyle = {strokeColor: '#FF0000', strokeOpacity: 1, strokeWidth: 2};
var wgs84;
var mercator;
var loadedAPI = 'openlayers';
function init() {
wgs84 = new OpenLayers.Projection('EPSG:4326'); // from WGS 1984
mercator = new OpenLayers.Projection('EPSG:900913'); // to Mercator
var options = { controls: [
new OpenLayers.Control.ArgParser(), // default
new OpenLayers.Control.Attribution(), // default
new OpenLayers.Control.LayerSwitcher({'ascending':false}),
new OpenLayers.Control.Navigation(), // default
new OpenLayers.Control.PanZoomBar(),// do we need it?
new OpenLayers.Control.ScaleLine()
]
};
map = new OpenLayers.Map('map-canvas', options);
map.addLayer(new OpenLayers.Layer.OSM());
var position = new OpenLayers.LonLat(21.01,52.23).transform(wgs84, mercator);
var zoom = 8;
map.setCenter(position, zoom);
}
function displayTrack(xml,update) {
altitudes.length = 0;
var totalMeters = 0;
var totalSeconds = 0;
// init layer
layerTrack = new OpenLayers.Layer.Vector( 'Track' );
layerMarkers = new OpenLayers.Layer.Markers( 'Markers' );
var points = new Array();
var latlngbounds = new OpenLayers.Bounds();
var positions = xml.getElementsByTagName('position');
var posLen = positions.length;
for (var i=0; i<posLen; i++) {
var p = parsePosition(positions[i]);
totalMeters += p.distance;
totalSeconds += p.seconds;
p['totalMeters'] = totalMeters;
p['totalSeconds'] = totalSeconds;
// set marker
setMarker(p,i,posLen);
// update polyline
var point = new OpenLayers.Geometry.Point(p.longitude, p.latitude).transform(wgs84,mercator);
latlngbounds.extend(point);
points.push(point);
// save altitudes for chart
altitudes[i] = p.altitude;
}
var lineString = new OpenLayers.Geometry.LineString(points);
var lineFeature = new OpenLayers.Feature.Vector(lineString, null, lineStyle);
layerTrack.addFeatures([lineFeature]);
map.addLayer(layerTrack);
map.addLayer(layerMarkers);
if (update) {
map.zoomToExtent(latlngbounds);
if (i==1) {
// only one point, zoom out
map.zoomOut();
}
}
latestTime = p.dateoccured;
//polies.push(poly);
updateSummary(p.dateoccured,totalMeters,totalSeconds);
if (p.tid!=trackid) {
trackid=p.tid;
setTrack(trackid);
}
if (document.getElementById('bottom').style.display=='block') {
// update altitudes chart
chart.clearChart();
displayChart();
}
}
function clearMap(){
if (layerTrack){
layerTrack.removeAllFeatures();
}
if (layerMarkers){
layerMarkers.clearMarkers();
}
}
function setMarker(p,i,posLen) {
// marker
var lonLat = new OpenLayers.LonLat(p.longitude,p.latitude).transform(wgs84,mercator);
var size = new OpenLayers.Size(21, 25);
var offset = new OpenLayers.Pixel(-(size.w/2), -size.h);
if (latest==1) { var icon = new OpenLayers.Icon('http://www.openstreetmap.org/openlayers/img/marker.png',size,offset); }
else if (i==0) { var icon = new OpenLayers.Icon('http://www.openstreetmap.org/openlayers/img/marker-green.png',size,offset); }
else if (i==posLen-1) { var icon = new OpenLayers.Icon('http://www.openstreetmap.org/openlayers/img/marker.png',size,offset); }
else {
size = new OpenLayers.Size(12, 20);
offset = new OpenLayers.Pixel(-(size.w/2), -size.h);
var icon = new OpenLayers.Icon('http://labs.google.com/ridefinder/images/mm_20_gray.png',size,offset);
}
var marker = new OpenLayers.Marker(lonLat,icon);
layerMarkers.addMarker(marker);
// popup
var content = '<div id="popup">'+
'<div id="pheader">'+lang_user+': '+p.username.toUpperCase()+'<br />'+lang_track+': '+p.trackname.toUpperCase()+
'</div>'+
'<div id="pbody">'+
'<div id="pleft"><b>'+lang_time+':</b> '+p.dateoccured+'<br />'+
((p.speed != null)?'<b>'+lang_speed+':</b> '+(p.speed.toKmH()*factor_kmh)+' '+unit_kmh+'<br />':'')+
((p.altitude != null)?'<b>'+lang_altitude+':</b> '+(p.altitude*factor_m).toFixed()+' '+unit_m+'<br />':'')+'</div>'+
((latest==0)?
('<div id="pright"><b>'+lang_ttime+':</b> '+p.totalSeconds.toHMS()+'<br />'+
'<b>'+lang_aspeed+':</b> '+((p.totalSeconds>0)?((p.totalMeters/p.totalSeconds).toKmH()*factor_kmh).toFixed():0)+' '+unit_kmh+'<br />'+
'<b>'+lang_tdistance+':</b> '+(p.totalMeters.toKm()*factor_km).toFixed(2)+' '+unit_km+'<br />'+'</div>'):'')+
'<div id="pfooter">'+lang_point+' '+(i+1)+' '+lang_of+' '+(posLen)+'</div>'+
'</div></div>';
marker.events.register("mousedown", marker, (function() {
return function() {
// remove popups
if (map.popups.length>0) {
for (var i = map.popups.length-1; i>=0; i-- ) {
map.removePopup(map.popups[i])
};
}
// show popup
var popup = new OpenLayers.Popup.FramedCloud("id "+(i+1),lonLat,null,content,icon,true);
map.addPopup(popup);
if (document.getElementById('bottom').style.display=='block') {
chart.setSelection([{row:i,column:null}]);
}
}
})());
}
function addChartEvent(chart) {
google.visualization.events.addListener(chart, 'select', function() {
var selection = chart.getSelection()[0];
if (selection) {
var id = selection.row;
var marker = layerMarkers.markers[id];
var url = marker.icon.url;
marker.setUrl('http://www.openstreetmap.org/openlayers/img/marker-gold.png');
altTimeout = setTimeout(function() { marker.setUrl(url); },2000);
}
});
}
|