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Merge pull request #2570 from pearcetm/resize-after-drawer-swap

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Remove resize handler from viewer when webgl drawer is destroyed
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Ian Gilman 2024-08-16 09:36:49 -07:00 committed by GitHub
commit a9f81190dd
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1 changed files with 6 additions and 3 deletions
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9
src/webgldrawer.js
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@ -160,6 +160,7 @@
// unbind our event listeners from the viewer // unbind our event listeners from the viewer
this.viewer.removeHandler("tile-ready", this._boundToTileReady); this.viewer.removeHandler("tile-ready", this._boundToTileReady);
this.viewer.removeHandler("image-unloaded", this._boundToImageUnloaded); this.viewer.removeHandler("image-unloaded", this._boundToImageUnloaded);
this.viewer.removeHandler("resize", this._resizeHandler);
// set our webgl context reference to null to enable garbage collection // set our webgl context reference to null to enable garbage collection
this._gl = null; this._gl = null;
@ -839,8 +840,7 @@
this._gl = this._renderingCanvas.getContext('webgl'); this._gl = this._renderingCanvas.getContext('webgl');
//make the additional canvas elements mirror size changes to the output canvas this._resizeHandler = function(){
this.viewer.addHandler("resize", function(){
if(_this._outputCanvas !== _this.viewer.drawer.canvas){ if(_this._outputCanvas !== _this.viewer.drawer.canvas){
_this._outputCanvas.style.width = _this.viewer.drawer.canvas.clientWidth + 'px'; _this._outputCanvas.style.width = _this.viewer.drawer.canvas.clientWidth + 'px';
@ -861,7 +861,10 @@
// important - update the size of the rendering viewport! // important - update the size of the rendering viewport!
_this._resizeRenderer(); _this._resizeRenderer();
}); };
//make the additional canvas elements mirror size changes to the output canvas
this.viewer.addHandler("resize", this._resizeHandler);
} }
// private // private