ashatora/openlayers
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Avoid creating extra ol.Size object in getPixelBoundsForTileCoordAndResolution

Browse Source
This commit is contained in:
Tom Payne
2013-03-24 13:49:47 +01:00
parent 5771057ae1
commit e023e6fa2f
1 changed files with 6 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
src/ol/tilegrid/tilegrid.js
View File

@@ -137,13 +137,12 @@ ol.tilegrid.TileGrid.prototype.getPixelBoundsForTileCoordAndResolution =
function(tileCoord, resolution) { function(tileCoord, resolution) {
var scale = resolution / this.getResolution(tileCoord.z); var scale = resolution / this.getResolution(tileCoord.z);
var tileSize = this.getTileSize(tileCoord.z); var tileSize = this.getTileSize(tileCoord.z);
tileSize = new ol.Size(tileSize.width / scale, var tileWidth = tileSize.width / scale;
tileSize.height / scale); var tileHeight = tileSize.height / scale;
var minX, maxX, minY, maxY; var minX = Math.round(tileCoord.x * tileWidth);
minX = Math.round(tileCoord.x * tileSize.width); var minY = Math.round(tileCoord.y * tileHeight);
maxX = Math.round((tileCoord.x + 1) * tileSize.width); var maxX = Math.round((tileCoord.x + 1) * tileWidth);
minY = Math.round(tileCoord.y * tileSize.height); var maxY = Math.round((tileCoord.y + 1) * tileHeight);
maxY = Math.round((tileCoord.y + 1) * tileSize.height);
return new ol.PixelBounds(minX, minY, maxX, maxY); return new ol.PixelBounds(minX, minY, maxX, maxY);
}; };