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Added option to show GPS Tracks by default #58

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Added option to show GPS Tracks by default #58

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2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,8 @@ var playback = new L.Playback(map, geoJSON, onPlaybackTimeChange, options);

* `tracksLayer` - Set `true` if you want to show layer control on the map. **Default: `true`**.

* `showTracksByDefault` - Set `true` if you want to show gps tracks by default. **Default: `false`**.

* `playControl` - Set `true` if play button is needed. **Default: `false`**.

* `dateControl` - Set `true` if date label is needed. **Default: `false`**.
Expand Down
139 changes: 88 additions & 51 deletions dist/LeafletPlayback.js
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Original file line number Diff line number Diff line change
Expand Up @@ -36,48 +36,73 @@ L.Playback.Util = L.Class.extend({
if (h > 11) {
h %= 12;
mer = 'PM';
}
}
if (h === 0) h = 12;
if (m < 10) m = '0' + m;
if (s < 10) s = '0' + s;
return h + ':' + m + ':' + s + dec + ' ' + mer;
},

ParseGPX: function(gpx) {
var geojson = {
type: 'Feature',
geometry: {
type: 'MultiPoint',
coordinates: []
},
properties: {
time: [],
speed: [],
altitude: []
},
bbox: []

var geojsonRoot = {
type: 'FeatureCollection',
features : []
};



var xml = $.parseXML(gpx);
var pts = $(xml).find('trkpt');
for (var i=0, len=pts.length; i<len; i++) {
var p = pts[i];
var lat = parseFloat(p.getAttribute('lat'));
var lng = parseFloat(p.getAttribute('lon'));
var timeStr = $(p).find('time').text();
var eleStr = $(p).find('ele').text();
var t = new Date(timeStr).getTime();
var ele = parseFloat(eleStr);

var coords = geojson.geometry.coordinates;
var props = geojson.properties;
var time = props.time;
var altitude = geojson.properties.altitude;

coords.push([lng,lat]);
time.push(t);
altitude.push(ele);

var trks = $(xml).find('trk');
for (var trackIdx=0, numberOfTracks=trks.length; trackIdx<numberOfTracks; trackIdx++) {

var track = trks[trackIdx];
var geojson = {
type: 'Feature',
geometry: {
type: 'MultiPoint',
coordinates: []
},
properties: {
trk : {},
time: [],
speed: [],
altitude: [],
bbox: []
}
};

geojson.properties.trk.name = $(track).find('name').text();
geojson.properties.trk.desc = $(track).find('desc').text();
geojson.properties.trk.type = $(track).find('type').text();
geojson.properties.trk.src = $(track).find('src').text();

var pts = $(track).find('trkpt');
for (var i=0, len=pts.length; i<len; i++) {
var p = pts[i];
var lat = parseFloat(p.getAttribute('lat'));
var lng = parseFloat(p.getAttribute('lon'));
var timeStr = $(p).find('time').text();
var eleStr = $(p).find('ele').text();
var t = new Date(timeStr).getTime();
var ele = parseFloat(eleStr);

var coords = geojson.geometry.coordinates;
var props = geojson.properties;

var time = props.time;
var altitude = geojson.properties.altitude;

coords.push([lng,lat]);
time.push(t);
altitude.push(ele);
}
geojsonRoot.features.push(geojson);
}
return geojson;

return geojsonRoot;

}
}

Expand Down Expand Up @@ -725,6 +750,10 @@ L.Playback.TracksLayer = L.Class.extend({

this.layer = new L.GeoJSON(null, layer_options);

if (options.showTracksByDefault) {
this.layer.addTo(map);
}

var overlayControl = {
'GPS Tracks' : this.layer
};
Expand Down Expand Up @@ -894,7 +923,7 @@ L.Playback = L.Playback.Clock.extend({
TrackController : L.Playback.TrackController,
Clock : L.Playback.Clock,
Util : L.Playback.Util,

TracksLayer : L.Playback.TracksLayer,
PlayControl : L.Playback.PlayControl,
DateControl : L.Playback.DateControl,
Expand All @@ -907,34 +936,35 @@ L.Playback = L.Playback.Clock.extend({
maxInterpolationTime: 5*60*1000, // 5 minutes

tracksLayer : true,

playControl: false,
dateControl: false,
sliderControl: false,

showTracksByDefault: false,

// options
layer: {
// pointToLayer(featureData, latlng)
},

marker : {
// getPopup(feature)
}
},

initialize : function (map, geoJSON, callback, options) {
L.setOptions(this, options);

this._map = map;
this._trackController = new L.Playback.TrackController(map, null, this.options);
L.Playback.Clock.prototype.initialize.call(this, this._trackController, callback, this.options);

if (this.options.tracksLayer) {
this._tracksLayer = new L.Playback.TracksLayer(map, options);
}

this.setData(geoJSON);
this.setData(geoJSON);


if (this.options.playControl) {
this.playControl = new L.Playback.PlayControl(this);
Expand All @@ -952,20 +982,20 @@ L.Playback = L.Playback.Clock.extend({
}

},

clearData : function(){
this._trackController.clearTracks();

if (this._tracksLayer) {
this._tracksLayer.clearLayer();
}
},

setData : function (geoJSON) {
this.clearData();

this.addData(geoJSON, this.getTime());

this.setCursor(this.getStartTime());
},

Expand All @@ -975,20 +1005,26 @@ L.Playback = L.Playback.Clock.extend({
if (!geoJSON) {
return;
}

if (geoJSON instanceof Array) {
for (var i = 0, len = geoJSON.length; i < len; i++) {
this._trackController.addTrack(new L.Playback.Track(geoJSON[i], this.options), ms);
}
for (var i = 0, len = geoJSON.length; i < len; i++) {
this._trackController.addTrack(new L.Playback.Track(geoJSON[i], this.options), ms);
}
} else {
if (geoJSON.type == "FeatureCollection") {
for (var i = 0, len = geoJSON.features.length; i < len; i++) {
this._trackController.addTrack(new L.Playback.Track(geoJSON.features[i], this.options), ms);
}
} else {
this._trackController.addTrack(new L.Playback.Track(geoJSON, this.options), ms);
}
}

this._map.fire('playback:set:data');

if (this.options.tracksLayer) {
this._tracksLayer.addLayer(geoJSON);
}
}
},

destroy: function() {
Expand All @@ -1014,6 +1050,7 @@ L.Map.addInitHook(function () {
L.playback = function (map, geoJSON, callback, options) {
return new L.Playback(map, geoJSON, callback, options);
};

return L.Playback;

}));
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