cartodb/Leaflet
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #492 from jacobtoye/PadBounds

Browse Source 
Ability to pad a LatLngBounds by a %
This commit is contained in:
Vladimir Agafonkin 2012-02-15 15:10:42 -08:00
commit 4308b89343
1 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/geo/LatLngBounds.js
View File

@ -26,6 +26,17 @@ L.LatLngBounds = L.Class.extend({
}
},
// extends the bounds by a percentage
padBounds: function (/*Number*/ bufferRatio) {
var heightBuffer = Math.abs(this._southWest.lat - this._northEast.lat) * bufferRatio,
widthBuffer = Math.abs(this._southWest.lng - this._northEast.lng) * bufferRatio;
return new L.LatLngBounds(
new L.LatLng(this._southWest.lat - heightBuffer, this._southWest.lng - widthBuffer),
new L.LatLng(this._northEast.lat + heightBuffer, this._northEast.lng + widthBuffer)
);
},
getCenter: function () /*-> LatLng*/ {
return new L.LatLng(
(this._southWest.lat + this._northEast.lat) / 2,