OLD | NEW |
1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 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 CC_INPUT_PAGE_SCALE_ANIMATION_H_ | 5 #ifndef CC_INPUT_PAGE_SCALE_ANIMATION_H_ |
6 #define CC_INPUT_PAGE_SCALE_ANIMATION_H_ | 6 #define CC_INPUT_PAGE_SCALE_ANIMATION_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 "base/time/time.h" | 10 #include "base/time/time.h" |
11 #include "cc/base/cc_export.h" | 11 #include "cc/base/cc_export.h" |
12 #include "ui/gfx/size.h" | 12 #include "ui/gfx/geometry/size.h" |
13 #include "ui/gfx/vector2d_f.h" | 13 #include "ui/gfx/geometry/vector2d_f.h" |
14 | 14 |
15 namespace cc { | 15 namespace cc { |
16 | 16 |
17 class TimingFunction; | 17 class TimingFunction; |
18 | 18 |
19 // A small helper class that does the math for zoom animations, primarily for | 19 // A small helper class that does the math for zoom animations, primarily for |
20 // double-tap zoom. Initialize it with starting and ending scroll/page scale | 20 // double-tap zoom. Initialize it with starting and ending scroll/page scale |
21 // positions and an animation length time, then call ...AtTime() at every frame | 21 // positions and an animation length time, then call ...AtTime() at every frame |
22 // to obtain the current interpolated position. The supplied timing function | 22 // to obtain the current interpolated position. The supplied timing function |
23 // is used to ease the animation. | 23 // is used to ease the animation. |
(...skipping 83 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
107 base::TimeDelta duration_; | 107 base::TimeDelta duration_; |
108 | 108 |
109 scoped_ptr<TimingFunction> timing_function_; | 109 scoped_ptr<TimingFunction> timing_function_; |
110 | 110 |
111 DISALLOW_COPY_AND_ASSIGN(PageScaleAnimation); | 111 DISALLOW_COPY_AND_ASSIGN(PageScaleAnimation); |
112 }; | 112 }; |
113 | 113 |
114 } // namespace cc | 114 } // namespace cc |
115 | 115 |
116 #endif // CC_INPUT_PAGE_SCALE_ANIMATION_H_ | 116 #endif // CC_INPUT_PAGE_SCALE_ANIMATION_H_ |
OLD | NEW |