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Commit a number of improvements to grid handling from #449. This adds

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support for buffer:0 on grids, and includes changes to Remove extra 
rows and columns from the grid in _initTiles when reusing an existing 
grid, which is a fix to #357 and #436. 


git-svn-id: http://svn.openlayers.org/trunk/openlayers@2091 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
crschmidt
2006-12-22 18:35:04 +00:00
parent b46a513077
commit 7e9eef8d07
5 changed files with 80 additions and 41 deletions
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9
tests/test_Tile_Image.html
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@@ -73,7 +73,7 @@
map.addLayer(layer);
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-185,-90,-180,90), url, size);
tile.draw()
t.eq(tile.imgDiv.src, "", "Images against side of maxextent don't load");
t.eq(tile.imgDiv, null, "Images against side of maxextent don't load");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-181,-91,180,90), url, size);
tile.draw()
var tParams = {
@@ -144,7 +144,7 @@
"Image covering more than all of extent loads");
}
function test_04_Tile_Image_Display_After_Move(t) {
t.plan(3);
t.plan(2);
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
var url = "http://www.openlayers.org/dev/tests/tileimage";
@@ -157,15 +157,14 @@
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-90,-85,-90,85), url, size);
tile.draw();
tile.moveTo(new OpenLayers.Bounds(-185,-90,-180,-80), new OpenLayers.Pixel(-180,-85), true);
t.delay_call( 1, function() { t.eq(tile.imgDiv.style.display, 'none', "Tile display is set to none.") } );
t.delay_call( 1, function() { t.eq(tile.imgDiv, null, "Tile imgDiv is null.") } );
var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'}, {'alpha':true});
map.addLayer(layer);
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-90,-85,-90,85), url, size);
tile.draw();
tile.moveTo(new OpenLayers.Bounds(-185,-90,-180,-80), new OpenLayers.Pixel(-180,-85), true)
t.ok(tile.imgDiv.firstChild.src != tile.url, "Check to make sure that the alpha image URL really is different");
t.delay_call( 1, function() { t.eq(tile.imgDiv.style.display, 'none', "Alpha tile display is set to none.") } );
t.delay_call( 1, function() { t.eq(tile.imgDiv, null, "Alpha tile imgDiv is null.") } );
}
// -->