Source/core/platform/animation/AnimationValue.h - Issue 112463008: Move core/platform/animation files

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Issue 112463008: Move core/platform/animation files (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Add comments and platform tests Created 6 years, 11 months ago

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1 /*

2 * Copyright (C) 2009 Apple Inc. All rights reserved.

3 * Copyright (C) 2013 Intel Corporation. All rights reserved.

4 *

5 * Redistribution and use in source and binary forms, with or without

6 * modification, are permitted provided that the following conditions

7 * are met:

8 * 1. Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.

10 * 2. Redistributions in binary form must reproduce the above copyright

11 * notice, this list of conditions and the following disclaimer in the

12 * documentation and/or other materials provided with the distribution.

13 *

14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY

15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR

18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

25 */

26

27 #ifndef AnimationValue_h

28 #define AnimationValue_h

29

30 #include "core/platform/animation/TimingFunction.h"

31 #include "platform/graphics/filters/FilterOperations.h"

32 #include "platform/transforms/TransformOperations.h"

33

34 #include "wtf/PassRefPtr.h"

35 #include "wtf/RefPtr.h"

36

37 namespace WebCore {

38

39 // Base class for animation values (also used for transitions). Here to

40 // represent values for properties being animated via the GraphicsLayer,

41 // without pulling in style-related data from outside of the platform directory.

42 class AnimationValue {

43 WTF_MAKE_FAST_ALLOCATED;

44 public:

45 explicit AnimationValue(double keyTime, PassRefPtr<TimingFunction> timingFun ction = 0)

46 : m_keyTime(keyTime)

47 , m_timingFunction(timingFunction)

48 {

49 }

50

51 virtual ~AnimationValue() { }

52

53 double keyTime() const { return m_keyTime; }

54 const TimingFunction* timingFunction() const { return m_timingFunction.get() ; }

55 virtual PassOwnPtr<AnimationValue> clone() const = 0;

56

57 private:

58 double m_keyTime;

59 RefPtr<TimingFunction> m_timingFunction;

60 };

61

62 // Used to store one float value of an animation.

63 class FloatAnimationValue : public AnimationValue {

64 public:

65 FloatAnimationValue(double keyTime, float value, PassRefPtr<TimingFunction> timingFunction = 0)

66 : AnimationValue(keyTime, timingFunction)

67 , m_value(value)

68 {

69 }

70 virtual PassOwnPtr<AnimationValue> clone() const OVERRIDE { return adoptPtr( new FloatAnimationValue(*this)); }

71

72 float value() const { return m_value; }

73

74 private:

75 float m_value;

76 };

77

78 // Used to store one transform value in a keyframe list.

79 class TransformAnimationValue : public AnimationValue {

80 public:

81 explicit TransformAnimationValue(double keyTime, const TransformOperations* value = 0, PassRefPtr<TimingFunction> timingFunction = 0)

82 : AnimationValue(keyTime, timingFunction)

83 {

84 if (value)

85 m_value = *value;

86 }

87 virtual PassOwnPtr<AnimationValue> clone() const OVERRIDE { return adoptPtr( new TransformAnimationValue(*this)); }

88

89 const TransformOperations* value() const { return &m_value; }

90

91 private:

92 TransformOperations m_value;

93 };

94

95 // Used to store one filter value in a keyframe list.

96 class FilterAnimationValue : public AnimationValue {

97 public:

98 explicit FilterAnimationValue(double keyTime, const FilterOperations* value = 0, PassRefPtr<TimingFunction> timingFunction = 0)

99 : AnimationValue(keyTime, timingFunction)

100 {

101 if (value)

102 m_value = *value;

103 }

104 virtual PassOwnPtr<AnimationValue> clone() const OVERRIDE { return adoptPtr( new FilterAnimationValue(*this)); }

105

106 const FilterOperations* value() const { return &m_value; }

107

108 private:

109 FilterOperations m_value;

110 };

111

112 } // namespace WebCore

113

114 #endif // AnimationValue_h

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