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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 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 CCTimingFunction_h | 5 #ifndef CCTimingFunction_h |
6 #define CCTimingFunction_h | 6 #define CCTimingFunction_h |
7 | 7 |
8 #include "UnitBezier.h" | 8 #include "UnitBezier.h" |
9 #include "cc/animation_curve.h" | 9 #include "cc/animation_curve.h" |
| 10 #include "cc/cc_export.h" |
10 | 11 |
11 namespace cc { | 12 namespace cc { |
12 | 13 |
13 // See http://www.w3.org/TR/css3-transitions/. | 14 // See http://www.w3.org/TR/css3-transitions/. |
14 class TimingFunction : public FloatAnimationCurve { | 15 class CC_EXPORT TimingFunction : public FloatAnimationCurve { |
15 public: | 16 public: |
16 virtual ~TimingFunction(); | 17 virtual ~TimingFunction(); |
17 | 18 |
18 // Partial implementation of FloatAnimationCurve. | 19 // Partial implementation of FloatAnimationCurve. |
19 virtual double duration() const OVERRIDE; | 20 virtual double duration() const OVERRIDE; |
20 | 21 |
21 protected: | 22 protected: |
22 TimingFunction(); | 23 TimingFunction(); |
23 }; | 24 }; |
24 | 25 |
25 class CubicBezierTimingFunction : public TimingFunction { | 26 class CC_EXPORT CubicBezierTimingFunction : public TimingFunction { |
26 public: | 27 public: |
27 static scoped_ptr<CubicBezierTimingFunction> create(double x1, double y1, do
uble x2, double y2); | 28 static scoped_ptr<CubicBezierTimingFunction> create(double x1, double y1, do
uble x2, double y2); |
28 virtual ~CubicBezierTimingFunction(); | 29 virtual ~CubicBezierTimingFunction(); |
29 | 30 |
30 // Partial implementation of FloatAnimationCurve. | 31 // Partial implementation of FloatAnimationCurve. |
31 virtual float getValue(double time) const OVERRIDE; | 32 virtual float getValue(double time) const OVERRIDE; |
32 virtual scoped_ptr<AnimationCurve> clone() const OVERRIDE; | 33 virtual scoped_ptr<AnimationCurve> clone() const OVERRIDE; |
33 | 34 |
34 protected: | 35 protected: |
35 CubicBezierTimingFunction(double x1, double y1, double x2, double y2); | 36 CubicBezierTimingFunction(double x1, double y1, double x2, double y2); |
36 | 37 |
37 UnitBezier m_curve; | 38 UnitBezier m_curve; |
38 }; | 39 }; |
39 | 40 |
40 class EaseTimingFunction { | 41 class CC_EXPORT EaseTimingFunction { |
41 public: | 42 public: |
42 static scoped_ptr<TimingFunction> create(); | 43 static scoped_ptr<TimingFunction> create(); |
43 }; | 44 }; |
44 | 45 |
45 class EaseInTimingFunction { | 46 class CC_EXPORT EaseInTimingFunction { |
46 public: | 47 public: |
47 static scoped_ptr<TimingFunction> create(); | 48 static scoped_ptr<TimingFunction> create(); |
48 }; | 49 }; |
49 | 50 |
50 class EaseOutTimingFunction { | 51 class CC_EXPORT EaseOutTimingFunction { |
51 public: | 52 public: |
52 static scoped_ptr<TimingFunction> create(); | 53 static scoped_ptr<TimingFunction> create(); |
53 }; | 54 }; |
54 | 55 |
55 class EaseInOutTimingFunction { | 56 class CC_EXPORT EaseInOutTimingFunction { |
56 public: | 57 public: |
57 static scoped_ptr<TimingFunction> create(); | 58 static scoped_ptr<TimingFunction> create(); |
58 }; | 59 }; |
59 | 60 |
60 } // namespace cc | 61 } // namespace cc |
61 | 62 |
62 #endif // CCTimingFunction_h | 63 #endif // CCTimingFunction_h |
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