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Remove goog.isNull in image classes

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This commit is contained in:
Marc Jansen
2015-09-29 15:20:34 +02:00
parent 138adf0509
commit 30e2f44825
3 changed files with 7 additions and 7 deletions
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6
src/ol/image.js
View File

@@ -38,7 +38,7 @@ ol.Image = function(extent, resolution, pixelRatio, attributions, src,
* @type {Image}
*/
this.image_ = new Image();
if (!goog.isNull(crossOrigin)) {
if (crossOrigin) {
this.image_.crossOrigin = crossOrigin;
}
@@ -129,7 +129,7 @@ ol.Image.prototype.load = function() {
if (this.state == ol.ImageState.IDLE) {
this.state = ol.ImageState.LOADING;
this.changed();
goog.asserts.assert(goog.isNull(this.imageListenerKeys_),
goog.asserts.assert(!this.imageListenerKeys_,
'this.imageListenerKeys_ should be null');
this.imageListenerKeys_ = [
goog.events.listenOnce(this.image_, goog.events.EventType.ERROR,
@@ -148,7 +148,7 @@ ol.Image.prototype.load = function() {
* @private
*/
ol.Image.prototype.unlistenImage_ = function() {
goog.asserts.assert(!goog.isNull(this.imageListenerKeys_),
goog.asserts.assert(this.imageListenerKeys_,
'this.imageListenerKeys_ should not be null');
this.imageListenerKeys_.forEach(goog.events.unlistenByKey);
this.imageListenerKeys_ = null;

2
src/ol/imagecanvas.js
View File

@@ -78,7 +78,7 @@ ol.ImageCanvas.prototype.handleLoad_ = function(err) {
*/
ol.ImageCanvas.prototype.load = function() {
if (this.state == ol.ImageState.IDLE) {
goog.asserts.assert(!goog.isNull(this.loader_));
goog.asserts.assert(this.loader_, 'this.loader_ must be set');
this.state = ol.ImageState.LOADING;
this.changed();
this.loader_(goog.bind(this.handleLoad_, this));

6
src/ol/imagetile.js
View File

@@ -37,7 +37,7 @@ ol.ImageTile = function(tileCoord, state, src, crossOrigin, tileLoadFunction) {
* @type {Image}
*/
this.image_ = new Image();
if (!goog.isNull(crossOrigin)) {
if (crossOrigin) {
this.image_.crossOrigin = crossOrigin;
}
@@ -141,7 +141,7 @@ ol.ImageTile.prototype.load = function() {
if (this.state == ol.TileState.IDLE) {
this.state = ol.TileState.LOADING;
this.changed();
goog.asserts.assert(goog.isNull(this.imageListenerKeys_),
goog.asserts.assert(!this.imageListenerKeys_,
'this.imageListenerKeys_ should be null');
this.imageListenerKeys_ = [
goog.events.listenOnce(this.image_, goog.events.EventType.ERROR,
@@ -160,7 +160,7 @@ ol.ImageTile.prototype.load = function() {
* @private
*/
ol.ImageTile.prototype.unlistenImage_ = function() {
goog.asserts.assert(!goog.isNull(this.imageListenerKeys_),
goog.asserts.assert(this.imageListenerKeys_,
'this.imageListenerKeys_ should not be null');
this.imageListenerKeys_.forEach(goog.events.unlistenByKey);
this.imageListenerKeys_ = null;