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Avoid busy-waiting while images load

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This is to be in conformance with the work done with #184.
This commit is contained in:
Éric Lemoine
2013-02-15 18:02:15 +01:00
parent a3c65978d1
commit 85eec4e9b8
4 changed files with 24 additions and 30 deletions
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13
src/ol/renderer/canvas/canvasimagelayerrenderer.js
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@@ -82,20 +82,13 @@ ol.renderer.canvas.ImageLayer.prototype.renderFrame =
image = imageSource.getImage(
frameState.extent, viewResolution);
var imageState = image.getState();
var animate = false;
if (imageState == ol.ImageState.ERROR) {
// pass
} else if (imageState == ol.ImageState.IDLE) {
animate = true;
if (imageState == ol.ImageState.IDLE) {
goog.events.listenOnce(image, goog.events.EventType.CHANGE,
this.handleImageChange, false, this);
image.load();
} else if (imageState == ol.ImageState.LOADING) {
animate = true;
} else if (imageState == ol.ImageState.LOADED) {
this.image_ = image;
}
if (animate) {
frameState.animate = true;
}
}
if (!goog.isNull(this.image_)) {