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Port ol.TileGrid to ol.Rectangle

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This commit is contained in:
Tom Payne
2012-07-15 18:55:33 +02:00
parent aa6ef496ef
commit 8c9fbc1478
2 changed files with 52 additions and 53 deletions
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20
src/ol/tilegrid.js
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@@ -124,11 +124,11 @@ ol.TileGrid.prototype.getExtent = function() {
* @return {ol.TileBounds} Tile bounds.
*/
ol.TileGrid.prototype.getExtentTileBounds = function(z, extent) {
var topRight = new goog.math.Coordinate(extent.right, extent.top);
var bottomLeft = new goog.math.Coordinate(extent.left, extent.bottom);
return ol.TileBounds.boundingTileBounds(
this.getTileCoord(z, topRight),
this.getTileCoord(z, bottomLeft));
var min =
this.getTileCoord(z, new goog.math.Coordinate(extent.minX, extent.minY));
var max =
this.getTileCoord(z, new goog.math.Coordinate(extent.maxX, extent.maxY));
return new ol.TileBounds(min.x, min.y, max.x, max.y);
};
@@ -203,11 +203,11 @@ ol.TileGrid.prototype.getTileCoordExtent = function(tileCoord) {
var origin = this.getOrigin(tileCoord.z);
var resolution = this.getResolution(tileCoord.z);
var tileSize = this.tileSize_;
var left = origin.x + tileCoord.x * tileSize.width * resolution;
var right = left + tileSize.width * resolution;
var bottom = origin.y + tileCoord.y * tileSize.height * resolution;
var top = bottom + tileSize.height * resolution;
return new ol.Extent(top, right, bottom, left);
var minX = origin.x + tileCoord.x * tileSize.width * resolution;
var minY = origin.y + tileCoord.y * tileSize.height * resolution;
var maxX = minX + tileSize.width * resolution;
var maxY = minY + tileSize.height * resolution;
return new ol.Extent(minX, minY, maxX, maxY);
};