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| author | Aditi <aditi.iitr@gmail.com> | 2013-06-21 23:09:22 +0530 |
|---|---|---|
| committer | Aditi <aditi.iitr@gmail.com> | 2013-06-21 23:09:22 +0530 |
| commit | 2719d546a57c2332e36cc056ac80ec5d79672c1a (patch) | |
| tree | 1f62ab8f761026d4faa5442032df133fc90d47f2 /extlib/leaflet/src/geo/LatLng.js | |
| parent | 1a6f065419290b3f4234ce4a89bb2c46b13e8a12 (diff) | |
| parent | 92b22e7deac547835f69168f97012b52e87b6de4 (diff) | |
| download | mediagoblin-2719d546a57c2332e36cc056ac80ec5d79672c1a.tar.lz mediagoblin-2719d546a57c2332e36cc056ac80ec5d79672c1a.tar.xz mediagoblin-2719d546a57c2332e36cc056ac80ec5d79672c1a.zip | |
Merge remote-tracking branch 'cweb/master'
Diffstat (limited to 'extlib/leaflet/src/geo/LatLng.js')
| -rw-r--r-- | extlib/leaflet/src/geo/LatLng.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/extlib/leaflet/src/geo/LatLng.js b/extlib/leaflet/src/geo/LatLng.js new file mode 100644 index 00000000..fb916547 --- /dev/null +++ b/extlib/leaflet/src/geo/LatLng.js @@ -0,0 +1,35 @@ +/*
+ CM.LatLng represents a geographical point with latitude and longtitude coordinates.
+*/
+
+L.LatLng = function(/*Number*/ lat, /*Number*/ lng, /*Boolean*/ noWrap) {
+ if (noWrap !== true) {
+ lat = Math.max(Math.min(lat, 90), -90); // clamp latitude into -90..90
+ lng = (lng + 180) % 360 + (lng < -180 ? 180 : -180); // wrap longtitude into -180..180
+ }
+
+ //TODO change to lat() & lng()
+ this.lat = lat;
+ this.lng = lng;
+};
+
+L.Util.extend(L.LatLng, {
+ DEG_TO_RAD: Math.PI / 180,
+ RAD_TO_DEG: 180 / Math.PI,
+ MAX_MARGIN: 1.0E-9 // max margin of error for the "equals" check
+});
+
+L.LatLng.prototype = {
+ equals: function(/*LatLng*/ obj) {
+ if (!(obj instanceof L.LatLng)) { return false; }
+
+ var margin = Math.max(Math.abs(this.lat - obj.lat), Math.abs(this.lng - obj.lng));
+ return margin <= L.LatLng.MAX_MARGIN;
+ },
+
+ toString: function() {
+ return 'LatLng(' +
+ L.Util.formatNum(this.lat) + ', ' +
+ L.Util.formatNum(this.lng) + ')';
+ }
+};
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