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For gridded layers where the tile lattice on the server doesn't align with the maxExtent on the client, set the layer tileExtent property. r=ahocevar (closes #3002)

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git-svn-id: http://svn.openlayers.org/trunk/openlayers@11002 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
Tim Schaub
2011-01-05 17:21:58 +00:00
parent 1efea75029
commit 373dc629bb
2 changed files with 40 additions and 2 deletions
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8
lib/OpenLayers/Layer/Grid.js
View File

@@ -25,6 +25,12 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
*/
tileSize: null,
/**
* APIProperty: tileExtent
* {<OpenLayers.Bounds>}
*/
tileExtent: null,
/** APIProperty: tileOptions
* {Object} optional configuration options for <OpenLayers.Tile> instances
* created by this Layer, if supported by the tile class.
@@ -446,7 +452,7 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
* {OpenLayers.Bounds}
*/
getMaxExtent: function() {
return this.maxExtent;
return this.tileExtent || this.maxExtent;
},
/**

34
tests/Layer/WMS.html
View File

@@ -154,7 +154,6 @@
map.destroy();
}
function test_Layer_WMS_clone (t) {
t.plan(4);
@@ -381,6 +380,39 @@
}
function test_tileExtent(t) {
t.plan(4);
var dummy = new OpenLayers.Layer(null, {isBaseLayer: true});
var unconstrained = new OpenLayers.Layer.WMS(
null, "http://example.com/wms",
{layers: "unconstrained"},
{isBaseLayer: false, buffer: 0}
);
var constrained = new OpenLayers.Layer.WMS(
null, "http://example.com/wms-c",
{layers: "constrained"},
{buffer: 0, isBaseLayer: false, tileExtent: new OpenLayers.Bounds(-180, -90, 180, 90)}
);
var map = new OpenLayers.Map({
div: "map",
maxExtent: new OpenLayers.Bounds(-185, -95, 185, 95),
layers: [dummy, unconstrained, constrained],
center: new OpenLayers.LonLat(0, 0),
zoom: 1
});
t.eq(unconstrained.grid[1][0].bounds.bottom, -95, "unconstrained bottom correct");
t.eq(unconstrained.grid[1][0].bounds.left, -185, "unconstrained left correct");
t.eq(constrained.grid[1][0].bounds.bottom, -90, "constrained bottom correct");
t.eq(constrained.grid[1][0].bounds.left, -180, "constrained left correct");
map.destroy();
}
// DEPRECATED -- REMOVE IN 3.0
function test_Layer_Untiled_WMS(t) {
t.plan(1);