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Side by Side Diff: ui/views/animation/scroll_animator.h

Issue 23531053: ui/base/animation -> ui/gfx/animation (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Merge 2 trunk Created 7 years, 3 months ago
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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 #ifndef UI_VIEWS_ANIMATION_SCROLL_ANIMATOR_H_ 5 #ifndef UI_VIEWS_ANIMATION_SCROLL_ANIMATOR_H_
6 #define UI_VIEWS_ANIMATION_SCROLL_ANIMATOR_H_ 6 #define UI_VIEWS_ANIMATION_SCROLL_ANIMATOR_H_
7 7
8 #include "base/basictypes.h" 8 #include "base/basictypes.h"
9 #include "base/memory/scoped_ptr.h" 9 #include "base/memory/scoped_ptr.h"
10 #include "ui/base/animation/animation_delegate.h" 10 #include "ui/gfx/animation/animation_delegate.h"
11 #include "ui/views/views_export.h" 11 #include "ui/views/views_export.h"
12 12
13 namespace ui { 13 namespace gfx {
14 class SlideAnimation; 14 class SlideAnimation;
15 } 15 }
16 16
17 namespace views { 17 namespace views {
18 18
19 class VIEWS_EXPORT ScrollDelegate { 19 class VIEWS_EXPORT ScrollDelegate {
20 public: 20 public:
21 // Returns true if the content was actually scrolled, false otherwise. 21 // Returns true if the content was actually scrolled, false otherwise.
22 virtual bool OnScroll(float dx, float dy) = 0; 22 virtual bool OnScroll(float dx, float dy) = 0;
23 23
24 protected: 24 protected:
25 ~ScrollDelegate() {} 25 ~ScrollDelegate() {}
26 }; 26 };
27 27
28 class VIEWS_EXPORT ScrollAnimator : public ui::AnimationDelegate { 28 class VIEWS_EXPORT ScrollAnimator : public gfx::AnimationDelegate {
29 public: 29 public:
30 // The ScrollAnimator does not own the delegate. Uses default acceleration. 30 // The ScrollAnimator does not own the delegate. Uses default acceleration.
31 explicit ScrollAnimator(ScrollDelegate* delegate); 31 explicit ScrollAnimator(ScrollDelegate* delegate);
32 virtual ~ScrollAnimator(); 32 virtual ~ScrollAnimator();
33 33
34 // Use this if you would prefer different acceleration than the default. 34 // Use this if you would prefer different acceleration than the default.
35 void set_acceleration(float acceleration) { acceleration_ = acceleration; } 35 void set_acceleration(float acceleration) { acceleration_ = acceleration; }
36 36
37 void Start(float velocity_x, float velocity_y); 37 void Start(float velocity_x, float velocity_y);
38 void Stop(); 38 void Stop();
39 39
40 bool is_scrolling() const { return !!animation_.get(); } 40 bool is_scrolling() const { return !!animation_.get(); }
41 41
42 private: 42 private:
43 // Implementation of ui::AnimationDelegate. 43 // Implementation of gfx::AnimationDelegate.
44 virtual void AnimationEnded(const ui::Animation* animation) OVERRIDE; 44 virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE;
45 virtual void AnimationProgressed(const ui::Animation* animation) OVERRIDE; 45 virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE;
46 virtual void AnimationCanceled(const ui::Animation* animation) OVERRIDE; 46 virtual void AnimationCanceled(const gfx::Animation* animation) OVERRIDE;
47 47
48 ScrollDelegate* delegate_; 48 ScrollDelegate* delegate_;
49 49
50 float velocity_x_; 50 float velocity_x_;
51 float velocity_y_; 51 float velocity_y_;
52 float last_t_; 52 float last_t_;
53 float duration_; 53 float duration_;
54 float acceleration_; 54 float acceleration_;
55 55
56 scoped_ptr<ui::SlideAnimation> animation_; 56 scoped_ptr<gfx::SlideAnimation> animation_;
57 57
58 DISALLOW_COPY_AND_ASSIGN(ScrollAnimator); 58 DISALLOW_COPY_AND_ASSIGN(ScrollAnimator);
59 }; 59 };
60 60
61 } // namespace views 61 } // namespace views
62 62
63 #endif // UI_VIEWS_ANIMATION_SCROLL_ANIMATOR_H_ 63 #endif // UI_VIEWS_ANIMATION_SCROLL_ANIMATOR_H_
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