ios/chrome/browser/ui/reversed_animation.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef IOS_CHROME_BROWSER_UI_REVERSED_ANIMATION_H_
   6 #define IOS_CHROME_BROWSER_UI_REVERSED_ANIMATION_H_
   7
   8 #import <UIKit/UIKit.h>
   9
  10 // Returns an animation that reverses |animation| when added to |layer|.
  11 CAAnimation* CAAnimationMakeReverse(CAAnimation* animation, CALayer* layer);
  12
  13 // Removes the animation for |key| from each CALayer in |layers|, creates
  14 // reversed versions using |CAAnimationMakeReverse|, then adds the reversed
  15 // animation back to the layers under the same key.
  16 void ReverseAnimationsForKeyForLayers(NSString* key, NSArray* layers);
  17
  18 #endif  // IOS_CHROME_BROWSER_UI_REVERSED_ANIMATION_H_