清除Drawable问题

Author: YiiGuxing

composition-avatar/src/main/java/cn/yiiguxing/compositionavatar/CompositionAvatarView.java

@@ -288,6 +288,10 @@ public Drawable removeDrawableAt(int index) {
      */
     public void clearDrawable() {
         if (!mDrawables.isEmpty()) {
+            for (AvatarDrawable drawable : mDrawables) {
+                drawable.mDrawable.setCallback(null);
+                unscheduleDrawable(drawable.mDrawable);
+            }
             mDrawables.clear();
             layoutDrawables();
         }