var gMapStyles = {
// OSM tile usage policy: http://wiki.openstreetmap.org/wiki/Tile_usage_policy
// Find some more OSM ones at http://wiki.openstreetmap.org/wiki/Slippy_map_tilenames#Tile_servers
+ // and http://wiki.openstreetmap.org/wiki/Tiles or http://wiki.openstreetmap.org/wiki/TMS
osm_mapnik:
{name: "OpenStreetMap (Mapnik)",
- url: "http://tile.openstreetmap.org/{z}/{x}/{y}.png",
+ url: "http://[a-c].tile.openstreetmap.org/{z}/{x}/{y}.png",
copyright: 'Map data and imagery © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>'},
osm_cyclemap:
{name: "Cycle Map (OSM)",
{name: "Transport Map (OSM)",
url: "http://[a-c].tile2.opencyclemap.org/transport/{z}/{x}/{y}.png",
copyright: 'Map data and imagery © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>'},
+ osm_germany:
+ {name: "OSM German Style",
+ url: "http://[a-d].tile.openstreetmap.de/tiles/osmde/{z}/{x}/{y}.png",
+ copyright: 'Map data and imagery © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>'},
+// oepnvkarte: // XXX: toolserver.org does not support CORS at this time :(
+// {name: "ÖPNV-Karte (OSM)",
+// url: "http://toolserver.org/~cmarqu/hill/{z}/{x}/{y}.png",
+// copyright: 'Map data © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>, tiles by <a href="http://memomaps.de">MeMoMaps</a> under <a href="http://creativecommons.org/licenses/by-sa/2.0/">CC-BY-SA</a>.'},
mapquest_open:
{name: "MapQuest OSM",
url: "http://otile[1-4].mqcdn.com/tiles/1.0.0/osm/{z}/{x}/{y}.png",
- copyright: 'Map data © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> and contributors (<a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>), tiles Courtesy of <a href="http://www.mapquest.com/">MapQuest</a>.'},
+ copyright: 'Map data © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> and contributors (<a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>), tiles courtesy of <a href="http://www.mapquest.com/">MapQuest</a>.'},
mapquest_aerial:
{name: "MapQuest Open Aerial",
url: "http://otile[1-4].mqcdn.com/tiles/1.0.0/sat/{z}/{x}/{y}.jpg",
copyright: 'Tiles Courtesy of <a href="http://www.mapquest.com/">MapQuest</a>, portions Courtesy NASA/JPL-Caltech and U.S. Depart. of Agriculture, Farm Service Agency.'},
- opengeoserver_arial:
- {name: "OpenGeoServer Aerial",
- url: "http://services.opengeoserver.org/tiles/1.0.0/globe.aerial_EPSG3857/{z}/{x}/{y}.png?origin=nw",
- copyright: 'Tiles by <a href="http://www.opengeoserver.org/">OpenGeoServer.org</a>, <a href="https://creativecommons.org/licenses/by/3.0/at/">CC-BY 3.0 AT</a>.'},
- google_map:
- {name: "Google Maps",
- url: " http://mt1.google.com/vt/x={x}&y={y}&z={z}",
- copyright: 'Map data and imagery © <a href="http://maps.google.com/">Google</a>'},
+ osm_hot:
+ {name: "OSM HOT style",
+ url: "http://[a-c].tile.openstreetmap.fr/hot/{z}/{x}/{y}.png",
+ copyright: 'Map data and imagery © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>'},
+// hikebike: // XXX: toolserver.org does not support CORS at this time :(
+// {name: "Hike and Bike (OSM)",
+// url: "http://toolserver.org/tiles/hikebike/{z}/{x}/{y}.png",
+// copyright: 'Map data and imagery © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>'},
+ stamen_toner:
+ {name: "Stamen Toner (B+W, OSM)",
+ url: "http://[a-c].tile.stamen.com/toner/{z}/{x}/{y}.jpg",
+ copyright: 'Map data © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>, tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>.'},
+ stamen_terrain:
+ {name: "Stamen Terrain (USA only, OSM)",
+ url: "http://[a-c].tile.stamen.com/terrain/{z}/{x}/{y}.jpg",
+ copyright: 'Map data © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>, tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>.'},
+ stamen_watercolor:
+ {name: "Stamen Watercolor (artistic, OSM)",
+ url: "http://[a-c].tile.stamen.com/watercolor/{z}/{x}/{y}.jpg",
+ copyright: 'Map data © <a href="http://www.openstreetmap.org/">OpenStreetMap</a> contributors, <a href="http://www.openstreetmap.org/copyright">ODbL/CC-BY-SA</a>, tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>.'},
};
var gLastMouseX = 0;
if (aTPoint) {
// Add in front and return new length.
var tracklen = gTrack.unshift(aTPoint);
- // Redraw track periodically, larger distance the longer it gets.
+ // Redraw track periodically, larger distance the longer it gets
+ // (but clamped to the first value over a certain limit).
// Initial paint will do initial track drawing.
if (tracklen % redrawBase == 0) {
drawTrack();
- redrawBase = tracklen;
+ if (redrawBase < 1000) {
+ redrawBase = tracklen;
+ }
}
}
else {
}
function drawTrack() {
- if (document.hidden != true) { // Only draw if we're actually visible.
+ if (gTrackContext && (document.hidden != true)) { // Only draw if we're actually visible.
gLastDrawnPoint = null;
gCurPosMapCache = undefined;
gTrackContext.clearRect(0, 0, gTrackCanvas.width, gTrackCanvas.height);
if (gTrack.length) {
for (var i = 0; i < gTrack.length; i++) {
drawTrackPoint(gTrack[i].coords.latitude, gTrack[i].coords.longitude,
- (i + 1 >= gTrack.length));
+ (i + 1 >= gTrack.length || gTrack[i+1].beginSegment));
}
}
}
gTrackContext.lineCap = "round";
gTrackContext.lineJoin = "round";
}
+ // This breaks optimiziation, so make sure to reset optimization.
if (!gLastDrawnPoint || gLastDrawnPoint == trackpoint) {
- // This breaks optimiziation, so make sure to close path and reset optimization.
- if (gLastDrawnPoint && gLastDrawnPoint.optimized)
+ trackpoint.optimized = false;
+ // Close path if one was open.
+ if (gLastDrawnPoint && gLastDrawnPoint.optimized) {
gTrackContext.stroke();
+ }
+ }
+ if (!gLastDrawnPoint || (gLastDrawnPoint == trackpoint) || !gLastDrawnPoint.optimized) {
+ // Start drawing a segment.
gTrackContext.beginPath();
- trackpoint.optimized = false;
gTrackContext.arc(mappos.x, mappos.y,
gTrackContext.lineWidth, 0, Math.PI * 2, false);
gTrackContext.fill();
}
else {
- if (!gLastDrawnPoint || !gLastDrawnPoint.optimized) {
- gTrackContext.beginPath();
- gTrackContext.moveTo(Math.round((gLastDrawnPoint.x - gMap.pos.x) / gMap.zoomFactor + gMap.width / 2),
- Math.round((gLastDrawnPoint.y - gMap.pos.y) / gMap.zoomFactor + gMap.height / 2));
- }
+ // Continue drawing segment, close if needed.
gTrackContext.lineTo(mappos.x, mappos.y);
if (!trackpoint.optimized)
gTrackContext.stroke();
}
}
+function calcTrackDuration() {
+ // Get the duration of the track in s.
+ var tDuration = 0;
+ if (gTrack.length > 1) {
+ for (var i = 1; i < gTrack.length; i++) {
+ if (!gTrack[i].beginSegment) {
+ tDuration += (gTrack[i].time - gTrack[i-1].time);
+ }
+ }
+ }
+ return Math.round(tDuration / 1000); // The timestamps are in ms but we return seconds.
+}
+
+function calcTrackLength() {
+ // Get the length of the track in km.
+ var tLength = 0;
+ if (gTrack.length > 1) {
+ for (var i = 1; i < gTrack.length; i++) {
+ if (!gTrack[i].beginSegment) {
+ tLength += getPointDistance(gTrack[i-1].coords, gTrack[i].coords);
+ }
+ }
+ }
+ return tLength;
+}
+
+function getPointDistance(aGPSPoint1, aGPSPoint2) {
+ // Get the distance in km between the two given GPS points.
+ // See http://stackoverflow.com/questions/365826/calculate-distance-between-2-gps-coordinates
+ // Earth is almost exactly a sphere and we calculate small distances on the surface, so we can do spherical great-circle math.
+ // Also see http://en.wikipedia.org/wiki/Great-circle_distance
+ var R = 6371; // km
+ var dLat = deg2rad(aGPSPoint2.latitude - aGPSPoint1.latitude);
+ var dLon = deg2rad(aGPSPoint2.longitude - aGPSPoint1.longitude);
+ var lat1 = deg2rad(aGPSPoint1.latitude);
+ var lat2 = deg2rad(aGPSPoint2.latitude);
+
+ var a = Math.sin(dLat/2) * Math.sin(dLat/2) +
+ Math.sin(dLon/2) * Math.sin(dLon/2) * Math.cos(lat1) * Math.cos(lat2);
+ var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a));
+ return R * c;
+}
+
+function deg2rad(aDegreeValue) {
+ // Convert an angle in degrees to radiants.
+ return aDegreeValue * (Math.PI / 180);
+}
+
var mapEvHandler = {
handleEvent: function(aEvent) {
var touchEvent = aEvent.type.indexOf('touch') != -1;
.replace("{y}", norm.y)
.replace("{z}", norm.z)
.replace("[a-c]", String.fromCharCode(97 + Math.floor(Math.random() * 3)))
+ .replace("[a-d]", String.fromCharCode(97 + Math.floor(Math.random() * 4)))
.replace("[1-4]", 1 + Math.floor(Math.random() * 4)),
true);
XHR.responseType = "blob";