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apply patch-3531-A0.diff from trac ticket #3531

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This commit is contained in:
Éric Lemoine
2011-10-01 21:41:35 +02:00
parent 8bcbb069b5
commit ded64c00d4
18 changed files with 718 additions and 66 deletions
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tests/Tile/BackBufferable.html
+116 -2
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@@ -80,7 +80,7 @@
tile.isLoading = false;
map.zoomIn();
tile.updateBackBuffer();
t.eq(tile.backBufferData.tile.style.width, (layer.tileSize.w*2)+"px",
t.eq(tile.backBufferData.tile.style.width, (layer.tileSize.w*2)+"%",
"backBuffer frame correctly resized");
map.removeLayer(layer);
map.destroy();
@@ -106,9 +106,123 @@
map.destroy();
}
function test_updateBackBuffer_scaled_layer(t) {
t.plan(16);
//
// set up
//
var backBuffer;
var map = new OpenLayers.Map('map', {
resolutions: [32, 16, 8, 4, 2, 1]
});
var serverResolitions = layer.serverResolutions;
layer.serverResolutions = [32, 16, 8];
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0, 0), 2);
tile = new OpenLayers.Tile.Image(layer, position, bounds, null);
tile.backBufferMode = 2; // transition effect
// mock createBackBuffer to avoid removing the image
// div from the tile
tile.insertBackBuffer = function() {
return this.frame.cloneNode(false);
};
tile.removeBackBuffer = function() {
};
//
// test
//
tile.draw();
// check initial state
t.eq(tile.backBufferData.resolution, 8,
'resolution 8 is set in the back buffer data');
tile.isLoading = false;
// change resolution from 8 to 4
map.zoomTo(3);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer == undefined,
'[8->4] updateBackBuffer returns undefined');
// change resolution from 8 to 2
map.zoomTo(2); tile.setBackBufferData(); map.zoomTo(4);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer == undefined,
'[8->2] updateBackBuffer returns undefined');
// change resolution from 16 to 4
map.zoomTo(1); tile.setBackBufferData(); map.zoomTo(3);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer != undefined,
'[16->4] updateBackBuffer returns a back buffer tile');
t.eq(backBuffer.style.width, '512%',
'[16->4] back buffer width is as expected');
t.eq(backBuffer.style.width, '512%',
'[16->4] back buffer height is as expected');
// change resolution from 32 to 1
map.zoomTo(0); tile.setBackBufferData(); map.zoomTo(5);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer != undefined,
'[32->1] updateBackBuffer returns a back buffer tile');
t.eq(backBuffer.style.width, '1024%',
'[32->1] back buffer width is as expected');
t.eq(backBuffer.style.width, '1024%',
'[32->1] back buffer height is as expected');
// change resolution from 4 to 2
map.zoomTo(3); tile.setBackBufferData(); map.zoomTo(4);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer == undefined,
'[4->2] updateBackBuffer returns undefined');
// change resolution from 4 to 1
map.zoomTo(3); tile.setBackBufferData(); map.zoomTo(5);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer == undefined,
'[4->1] updateBackBuffer returns undefined');
// change resolution from 1 to 4
map.zoomTo(5); tile.setBackBufferData(); map.zoomTo(3);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer == undefined,
'[1->4] updateBackBuffer returns undefined');
// change resolution from 4 to 8
map.zoomTo(3); tile.setBackBufferData(); map.zoomTo(2);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer == undefined,
'[4->8] updateBackBuffer returns undefined');
// change resolution from 4 to 16
map.zoomTo(3); tile.setBackBufferData(); map.zoomTo(1);
backBuffer = tile.updateBackBuffer();
t.ok(backBuffer != undefined,
'[4->16] updateBackBuffer returns a back buffer tile');
t.eq(backBuffer.style.width, '128%',
'[4->16] back buffer width is as expected');
t.eq(backBuffer.style.width, '128%',
'[4->16] back buffer height is as expected');
//
// tear down
//
map.removeLayer(layer);
map.destroy();
}
</script>
</head>
<body>
<div id="map" style="height:550px;width:500px"></div>
</body>
</html>
</html>