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Remove useless null check

This commit is contained in:
Patrick Walton 2017-10-17 12:11:49 -07:00
parent 32de1d3441
commit d66bff9768
1 changed files with 4 additions and 6 deletions
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10
demo/client/src/camera.ts
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@ -117,12 +117,10 @@ export class OrthographicCamera extends Camera {
this._bounds = glmatrix.vec4.create();
if (this.canvas != null) {
this.canvas.addEventListener('wheel', event => this.onWheel(event), false);
this.canvas.addEventListener('mousedown', event => this.onMouseDown(event), false);
this.canvas.addEventListener('mouseup', event => this.onMouseUp(event), false);
this.canvas.addEventListener('mousemove', event => this.onMouseMove(event), false);
}
this.canvas.addEventListener('wheel', event => this.onWheel(event), false);
this.canvas.addEventListener('mousedown', event => this.onMouseDown(event), false);
this.canvas.addEventListener('mouseup', event => this.onMouseUp(event), false);
this.canvas.addEventListener('mousemove', event => this.onMouseMove(event), false);
this.onPan = null;
this.onZoom = null;