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Rename this.image to this._image

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This commit is contained in:
Antoine Vandecreme 2015-11-09 17:57:39 -05:00
parent 760aaa7dca
commit 954cbbdc46
1 changed files with 9 additions and 9 deletions
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18
src/imagetilesource.js
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@ -103,7 +103,7 @@
* @throws {Error}
*/
getImageInfo: function (url) {
var image = this.image = new Image();
var image = this._image = new Image();
var _this = this;
if (this.crossOriginPolicy) {
@ -228,32 +228,32 @@
*/
_buildLevels: function () {
var levels = [{
url: this.image.src,
width: this.image.naturalWidth,
height: this.image.naturalHeight
url: this._image.src,
width: this._image.naturalWidth,
height: this._image.naturalHeight
}];
if (!this.buildPyramid || !$.supportsCanvas || !this.useCanvas) {
// We don't need the image anymore. Allows it to be GC.
delete this.image;
delete this._image;
return levels;
}
var currentWidth = this.image.naturalWidth;
var currentHeight = this.image.naturalHeight;
var currentWidth = this._image.naturalWidth;
var currentHeight = this._image.naturalHeight;
var bigCanvas = document.createElement("canvas");
var bigContext = bigCanvas.getContext("2d");
bigCanvas.width = currentWidth;
bigCanvas.height = currentHeight;
bigContext.drawImage(this.image, 0, 0, currentWidth, currentHeight);
bigContext.drawImage(this._image, 0, 0, currentWidth, currentHeight);
// We cache the context of the highest level because the browser
// is a lot faster at downsampling something it already has
// downsampled before.
levels[0].context2D = bigContext;
// We don't need the image anymore. Allows it to be GC.
delete this.image;
delete this._image;
if ($.isCanvasTainted(bigCanvas)) {
// If the canvas is tainted, we can't compute the pyramid.