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Fix sketch canvas not resizing properly. Fix #973

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This commit is contained in:
Antoine Vandecreme 2017-01-08 11:13:32 +01:00
parent ae3309fa8f
commit 43bd0e972f
1 changed files with 8 additions and 4 deletions
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12
src/drawer.js
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@ -328,7 +328,11 @@ $.Drawer.prototype = {
// the viewport get rotated later on, we will need to resize it.
if (this.viewport.getRotation() === 0) {
var self = this;
this.viewer.addOnceHandler('rotate', function resizeSketchCanvas() {
this.viewer.addHandler('rotate', function resizeSketchCanvas() {
if (self.viewport.getRotation() === 0) {
return;
}
self.viewer.removeHandler('rotate', resizeSketchCanvas);
var sketchCanvasSize = self._calculateSketchCanvasSize();
self.sketchCanvas.width = sketchCanvasSize.x;
self.sketchCanvas.height = sketchCanvasSize.y;
@ -422,8 +426,8 @@ $.Drawer.prototype = {
this.context.globalCompositeOperation = compositeOperation;
}
if (bounds) {
// Internet Explorer and Microsoft Edge throw IndexSizeError
// when you call context.drawImage with negative x or y
// Internet Explorer and Microsoft Edge throw IndexSizeError
// when you call context.drawImage with negative x or y
// or width or height greater than the canvas width or height respectively
if (bounds.x < 0) {
bounds.width += bounds.x;
@ -439,7 +443,7 @@ $.Drawer.prototype = {
if (bounds.height > this.canvas.height) {
bounds.height = this.canvas.height;
}
this.context.drawImage(
this.sketchCanvas,
bounds.x,