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TMS layer needs to round x and y in TMS url. Patch by Paul Spencer, Review by

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Tim. (Closes #913.)


git-svn-id: http://svn.openlayers.org/trunk/openlayers@4037 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
crschmidt
2007-08-24 23:49:06 +00:00
parent 0d2f10ad5c
commit 42e4f72a9f
2 changed files with 12 additions and 2 deletions
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4
lib/OpenLayers/Layer/TMS.js
View File

@@ -94,8 +94,8 @@ OpenLayers.Layer.TMS = OpenLayers.Class(OpenLayers.Layer.Grid, {
getURL: function (bounds) {
bounds = this.adjustBounds(bounds);
var res = this.map.getResolution();
var x = (bounds.left - this.tileOrigin.lon) / (res * this.tileSize.w);
var y = (bounds.bottom - this.tileOrigin.lat) / (res * this.tileSize.h);
var x = Math.round((bounds.left - this.tileOrigin.lon) / (res * this.tileSize.w));
var y = Math.round((bounds.bottom - this.tileOrigin.lat) / (res * this.tileSize.h));
var z = this.map.getZoom();
var path = "1.0.0" + "/" + this.layername + "/" + z + "/" + x + "/" + y + "." + this.type;
var url = this.url;

10
tests/Layer/test_TMS.html
View File

@@ -120,6 +120,16 @@
tileurl = layer.getURL(new OpenLayers.Bounds(3.515625,45,4.21875,45.703125));
t.eq(tileurl, "http://tilecache1/1.0.0/basic/9/261/192.png", "Tile URL is deterministic");
}
function test_Layer_TMS_Rounding(t) {
t.plan(1);
m = new OpenLayers.Map("map", {'maxExtent':new OpenLayers.Bounds(-122.6579,37.4901,-122.0738,37.8795)});
layer = new OpenLayers.Layer.TMS( "TMS",
"http://labs.metacarta.com/wms-c/Basic.py/", {layername: 'basic', type:'png', resolutions:[0.000634956337608418]} );
m.addLayer(layer);
m.zoomToMaxExtent()
t.eq(layer.getURL(layer.grid[3][3].bounds), "http://labs.metacarta.com/wms-c/Basic.py/1.0.0/basic/0/1/1.png", "TMS tiles around rounded properly.");
}
function test_11_Layer_TMS_setMap(t) {