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Clear canvas when nothing to replay

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This commit is contained in:
ahocevar
2018-11-14 19:02:44 +01:00
committed by Tim Schaub
parent c37b6202a0
commit 5fffb67242
1 changed files with 7 additions and 4 deletions
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11
src/ol/renderer/canvas/VectorLayer.js
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@@ -103,13 +103,16 @@ class CanvasVectorLayerRenderer extends CanvasLayerRenderer {
*/ */
render(frameState, layerState) { render(frameState, layerState) {
const replayGroup = this.replayGroup_; const replayGroup = this.replayGroup_;
if (!replayGroup || replayGroup.isEmpty()) {
return;
}
const context = this.context; const context = this.context;
const canvas = context.canvas; const canvas = context.canvas;
if (!replayGroup || replayGroup.isEmpty()) {
if (canvas.width > 0) {
canvas.width = 0;
}
return;
}
const extent = frameState.extent; const extent = frameState.extent;
const pixelRatio = frameState.pixelRatio; const pixelRatio = frameState.pixelRatio;
const viewState = frameState.viewState; const viewState = frameState.viewState;