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Re-introducing tileLoadingDelay.

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Only use it if no native requestAnimationFrame function is available. This should improve performance on mobile devices.
This commit is contained in:
ahocevar
2012-01-29 15:15:57 +01:00
parent 8efce71271
commit 720c49c040
5 changed files with 89 additions and 6 deletions
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3
tests/Animation.html
View File

@@ -15,7 +15,8 @@
<script>
function test_all(t) {
t.plan(7);
t.plan(8);
t.ok(OpenLayers.Animation.isNative !== undefined, "isNative is set.");
t.open_window("Animation.html", function(win) {
win.requestFrame(t);
win.start(t);

29
tests/Layer/Grid.html
View File

@@ -213,13 +213,35 @@
function test_Layer_Grid_moveTo(t) {
t.plan(13);
t.plan(17);
var origIsNative = OpenLayers.Animation.isNative;
OpenLayers.Animation.isNative = false;
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.WMS(name, url, params);
layer.destroy = function() {}; //we're going to do funky things with the grid
layer.applyBackBuffer = function() {}; // backbuffering isn't under test here
map.addLayer(layer);
map.setCenter([-10, 0], 5);
var log = [];
layer.deferMoveGriddedTiles = function() {
log.push("deferMoveGriddedTiles");
OpenLayers.Layer.WMS.prototype.deferMoveGriddedTiles.apply(this, arguments);
}
layer.moveGriddedTiles = function() {
log.push("moveGriddedTiles");
OpenLayers.Layer.WMS.prototype.moveGriddedTiles.apply(this, arguments);
}
map.moveTo([5, 0]);
t.eq(log[0], "moveGriddedTiles", "deferred after moveTo");
map.moveTo([0, 0]);
t.eq(log[1], "moveGriddedTiles", "deferred again after another moveTo");
t.eq(log.length, 2, "no tiles loaded yet");
t.delay_call(0.1, function() {
t.eq(log[2], "deferMoveGriddedTiles", "tiles moved after tileLoadingDelay");
});
//make sure null bounds doesnt cause script error.
// no test necessary, just action
@@ -228,7 +250,6 @@
layer.moveTo(); //checks to make sure null bounds doesnt break us
//observing globals
layer.initSingleTile = function(bounds) {
g_WhichFunc = "InitSingle";
@@ -242,6 +263,9 @@
g_WhichFunc = "MoveGridded";
g_Bounds = layer.map.getExtent();
};
layer.deferMoveGriddedTiles = function() {
g_WhichFunc = "DeferMoveGridded";
}
var clearTestBounds = function() {
g_WhichFunc = null;
g_Bounds = null;
@@ -349,6 +373,7 @@
t.ok(g_WhichFunc == "InitGridded", "if tiles drastically out of bounds, we call initGriddedTile()");
t.ok(g_Bounds.equals(b), "if tiles drastically out of bounds, we call initGriddedTile() with correct bounds");
OpenLayers.Animation.isNative = origIsNative;
}
/** THIS WOULD BE WHERE THE TESTS WOULD GO FOR