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New OpenLayers.Layer.Grid.tileClass option. Defaults to OpenLayers.Tile.Image

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This commit is contained in:
fredj
2012-01-04 12:05:34 +01:00
parent 2fabd6954c
commit 3245836b6d
2 changed files with 31 additions and 4 deletions
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13
lib/OpenLayers/Layer/Grid.js
View File

@@ -50,6 +50,13 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
* created by this Layer, if supported by the tile class.
*/
tileOptions: null,
/**
* APIProperty: tileClass
* {<OpenLayers.Tile>} The tile class to use for this layer.
* Defaults is OpenLayers.Tile.Image.
*/
tileClass: OpenLayers.Tile.Image,
/**
* Property: grid
@@ -900,9 +907,9 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
* Returns:
* {<OpenLayers.Tile>} The added OpenLayers.Tile
*/
addTile:function(bounds, position) {
return new OpenLayers.Tile.Image(this, position, bounds, null,
this.tileSize, this.tileOptions);
addTile: function(bounds, position) {
return new this.tileClass(this, position, bounds, null,
this.tileSize, this.tileOptions);
},
/**

22
tests/Layer/Grid.html
View File

@@ -21,13 +21,14 @@
function test_Layer_Grid_constructor (t) {
t.plan( 5 );
t.plan( 6 );
layer = new OpenLayers.Layer.Grid(name, url, params, null);
t.ok( layer instanceof OpenLayers.Layer.Grid, "returns OpenLayers.Layer.Grid object" );
t.eq( layer.buffer, 0, "buffer default is 0");
t.eq( layer.ratio, 1.5, "ratio default is 1.5");
t.eq( layer.numLoadingTiles, 0, "numLoadingTiles starts at 0");
t.eq( layer.tileClass, OpenLayers.Tile.Image, "tileClass default is OpenLayers.Tile.Image");
var obj = {};
var func = function() {};
@@ -48,6 +49,25 @@
}
function test_Layer_Grid_tileClass(t) {
t.plan(2);
var myTileClass = OpenLayers.Class(OpenLayers.Tile, {});
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.WMS(name, url, params, {
tileClass: myTileClass
});
map.addLayer(layer);
t.eq(layer.tileClass, myTileClass, "tileClass is set");
var instance = layer.addTile(new OpenLayers.Bounds(-10, 10, 50, 100),
new OpenLayers.Pixel(10, 12));
t.ok(instance instanceof myTileClass, "addTile returns type is correct");
map.destroy();
}
function test_Layer_Grid_clearTiles (t) {
t.plan(4);