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Continue loading tiles when image is not ready yet

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This commit is contained in:
Andreas Hocevar
2016-12-19 13:14:18 +01:00
committed by Tim Schaub
parent 53473ddeb1
commit e2bdbb1dbe
1 changed files with 9 additions and 6 deletions
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src/ol/source/raster.js
+9 -6
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@@ -287,16 +287,19 @@ ol.source.Raster.prototype.composeFrame_ = function(frameState, callback) {
imageDatas[i] = imageData; imageDatas[i] = imageData;
} else { } else {
// image not yet ready // image not yet ready
return; imageDatas = null;
break;
} }
} }
var data = {}; if (imageDatas) {
this.dispatchEvent(new ol.source.Raster.Event( var data = {};
ol.source.Raster.EventType.BEFOREOPERATIONS, frameState, data)); this.dispatchEvent(new ol.source.Raster.Event(
ol.source.Raster.EventType.BEFOREOPERATIONS, frameState, data));
this.worker_.process(imageDatas, data, this.worker_.process(imageDatas, data,
this.onWorkerComplete_.bind(this, frameState, callback)); this.onWorkerComplete_.bind(this, frameState, callback));
}
frameState.tileQueue.loadMoreTiles(16, 16); frameState.tileQueue.loadMoreTiles(16, 16);
}; };