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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ash/wm/common/background_animator.h" | 5 #include "ash/common/wm/background_animator.h" |
6 | 6 |
7 namespace ash { | 7 namespace ash { |
8 namespace { | 8 namespace { |
9 | 9 |
10 // Duration of the background animation. | 10 // Duration of the background animation. |
11 const int kBackgroundDurationMS = 1000; | 11 const int kBackgroundDurationMS = 1000; |
12 } | 12 } |
13 | 13 |
14 BackgroundAnimator::BackgroundAnimator(BackgroundAnimatorDelegate* delegate, | 14 BackgroundAnimator::BackgroundAnimator(BackgroundAnimatorDelegate* delegate, |
15 int min_alpha, | 15 int min_alpha, |
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48 | 48 |
49 void BackgroundAnimator::AnimationProgressed(const gfx::Animation* animation) { | 49 void BackgroundAnimator::AnimationProgressed(const gfx::Animation* animation) { |
50 int alpha = animation->CurrentValueBetween(min_alpha_, max_alpha_); | 50 int alpha = animation->CurrentValueBetween(min_alpha_, max_alpha_); |
51 if (alpha_ == alpha) | 51 if (alpha_ == alpha) |
52 return; | 52 return; |
53 alpha_ = alpha; | 53 alpha_ = alpha; |
54 delegate_->UpdateBackground(alpha_); | 54 delegate_->UpdateBackground(alpha_); |
55 } | 55 } |
56 | 56 |
57 } // namespace ash | 57 } // namespace ash |
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