Merge pull request Leaflet#2160 from perliedman/crs-size

Remove hardcoded world size from L.TileLayer
lvvi · Nov 6, 2013 · e2977a1 · e2977a1
2 parents 2464d13 + 37d303d
commit e2977a1
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Showing 2 changed files with 10 additions and 4 deletions.
diff --git a/src/geo/crs/CRS.js b/src/geo/crs/CRS.js
@@ -23,5 +23,10 @@ L.CRS = {
 
 	scale: function (zoom) {
 		return 256 * Math.pow(2, zoom);
+	},
+
+	getSize: function (zoom) {
+		var s = this.scale(zoom);
+		return L.point(s, s);
 	}
 };
diff --git a/src/layer/tile/TileLayer.js b/src/layer/tile/TileLayer.js
@@ -473,8 +473,9 @@ L.TileLayer = L.Class.extend({
 	},
 
 	_getWrapTileNum: function () {
-		// TODO refactor, limit is not valid for non-standard projections
-		return Math.pow(2, this._getZoomForUrl());
+		var crs = this._map.options.crs,
+		    size = crs.getSize(this._getZoomForUrl());
+		return size.divideBy(this.options.tileSize);
 	},
 
 	_adjustTilePoint: function (tilePoint) {
@@ -483,11 +484,11 @@ L.TileLayer = L.Class.extend({
 
 		// wrap tile coordinates
 		if (!this.options.continuousWorld && !this.options.noWrap) {
-			tilePoint.x = ((tilePoint.x % limit) + limit) % limit;
+			tilePoint.x = ((tilePoint.x % limit.x) + limit.x) % limit.x;
 		}
 
 		if (this.options.tms) {
-			tilePoint.y = limit - tilePoint.y - 1;
+			tilePoint.y = limit.y - tilePoint.y - 1;
 		}
 
 		tilePoint.z = this._getZoomForUrl();