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Code Issues Projects Releases Wiki Activity

Clear layers canvas before redraw

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jdescottes
2013-09-26 21:53:37 +02:00
parent 3a8d96f840
commit 50ca22d91a
2 changed files with 7 additions and 4 deletions
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4
js/controller/DrawingController.js
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@@ -275,11 +275,13 @@
var serialized = [currentFrameIndex, this.piskelController.currentLayerIndex, layers.length].join("-"); var serialized = [currentFrameIndex, this.piskelController.currentLayerIndex, layers.length].join("-");
if (this.serializedLayerFrame != serialized) { if (this.serializedLayerFrame != serialized) {
this.layersUpRenderer.clear();
this.layersDownRenderer.clear();
var downLayers = layers.slice(0, currentLayerIndex); var downLayers = layers.slice(0, currentLayerIndex);
var downFrame = this.getFrameForLayersAt_(currentFrameIndex, downLayers); var downFrame = this.getFrameForLayersAt_(currentFrameIndex, downLayers);
this.layersDownRenderer.render(downFrame); this.layersDownRenderer.render(downFrame);
// try {this.layersUpRenderer.clear();}catch(e) {}
if (currentLayerIndex + 1 < layers.length) { if (currentLayerIndex + 1 < layers.length) {
var upLayers = layers.slice(currentLayerIndex + 1, layers.length); var upLayers = layers.slice(currentLayerIndex + 1, layers.length);
var upFrame = this.getFrameForLayersAt_(currentFrameIndex, upLayers); var upFrame = this.getFrameForLayersAt_(currentFrameIndex, upLayers);

7
js/rendering/FrameRenderer.js
View File

@@ -85,9 +85,10 @@
} }
}; };
ns.FrameRenderer.prototype.clear = function (frame) { ns.FrameRenderer.prototype.clear = function () {
var canvas = this.getCanvas_(frame); if (this.canvas) {
canvas.getContext("2d").clearRect(0, 0, canvas.width, canvas.height); this.canvas.getContext("2d").clearRect(0, 0, this.canvas.width, this.canvas.height);
}
}; };
/** /**