动画完善

app/src/main/java/com/miekir/ocr/widget/ScalableImageView.java

@@ -143,9 +143,11 @@ public class ScalableImageView extends AppCompatImageView implements IScalable {
 
     @Override
     public void stopTranslateAnimation() {
-        setVisibility(INVISIBLE);
+        // 要先清除动画，否则setVisibility不起作用
+        clearAnimation();
         if (animation != null) {
             animation.cancel();
         }
+        setVisibility(INVISIBLE);
     }
 }