fix: cacheMixin load image bug

hiloteam · Apr 26, 2017 · 91affbb · 91affbb
1 parent 560bdf8
commit 91affbb
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/view/CacheMixin.js b/src/view/CacheMixin.js
@@ -36,7 +36,7 @@ var CacheMixin = /** @lends CacheMixin# */ {
      * @param {Boolean} forceUpdate 是否强制更新缓存
      */
     cache: function(forceUpdate){
-        if(forceUpdate || this._cacheDirty || !this._cacheImage){
+        if(forceUpdate || this._cacheDirty || !this.drawable){
             this.updateCache();
         }
     },
@@ -59,10 +59,10 @@ var CacheMixin = /** @lends CacheMixin# */ {
             _cacheCanvas.width = this.width;
             _cacheCanvas.height = this.height;
             this._draw(_cacheContext);
-            this._cacheImage = new Image();
-            this._cacheImage.src = _cacheCanvas.toDataURL();
             this.drawable = this.drawable||new Drawable();
-            this.drawable.init(this._cacheImage);
+            this.drawable.init({
+                image:_cacheCanvas.toDataURL()
+            });
             this._cacheDirty = false;
         }
     },