sky/engine/core/animation/Keyframe.h - Issue 1229273004: Remove Animations and Transitions.

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Issue 1229273004: Remove Animations and Transitions. (Closed) Base URL: https://github.com/domokit/mojo.git@master

Patch Set: Created 5 years, 5 months ago

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1 // Copyright 2014 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #ifndef SKY_ENGINE_CORE_ANIMATION_KEYFRAME_H_

6 #define SKY_ENGINE_CORE_ANIMATION_KEYFRAME_H_

7

8 #include "gen/sky/core/CSSPropertyNames.h"

9 #include "sky/engine/core/animation/AnimationEffect.h"

10 #include "sky/engine/core/animation/AnimationNode.h"

11 #include "sky/engine/core/animation/animatable/AnimatableValue.h"

12

13 namespace blink {

14

15 typedef HashSet<CSSPropertyID> PropertySet;

16

17 class Element;

18

19 // FIXME: Make Keyframe immutable

20 class Keyframe : public RefCounted<Keyframe> {

21 public:

22 virtual ~Keyframe() { }

23

24 void setOffset(double offset) { m_offset = offset; }

25 double offset() const { return m_offset; }

26

27 void setComposite(AnimationEffect::CompositeOperation composite) { m_composi te = composite; }

28 AnimationEffect::CompositeOperation composite() const { return m_composite; }

29

30 void setEasing(PassRefPtr<TimingFunction> easing) { m_easing = easing; }

31 TimingFunction& easing() const { return *m_easing; }

32

33 static bool compareOffsets(const RefPtr<Keyframe>& a, const RefPtr<Keyframe> & b)

34 {

35 return a->offset() < b->offset();

36 }

37

38 virtual PropertySet properties() const = 0;

39

40 virtual PassRefPtr<Keyframe> clone() const = 0;

41 PassRefPtr<Keyframe> cloneWithOffset(double offset) const

42 {

43 RefPtr<Keyframe> theClone = clone();

44 theClone->setOffset(offset);

45 return theClone.release();

46 }

47

48 virtual bool isAnimatableValueKeyframe() const { return false; }

49 virtual bool isStringKeyframe() const { return false; }

50

51 class PropertySpecificKeyframe {

52 public:

53 virtual ~PropertySpecificKeyframe() { }

54 double offset() const { return m_offset; }

55 TimingFunction& easing() const { return *m_easing; }

56 AnimationEffect::CompositeOperation composite() const { return m_composi te; }

57 virtual PassOwnPtr<PropertySpecificKeyframe> cloneWithOffset(double offs et) const = 0;

58

59 virtual const PassRefPtr<AnimatableValue> getAnimatableValue() const = 0 ;

60

61 virtual bool isAnimatableValuePropertySpecificKeyframe() const { return false; }

62 virtual bool isStringPropertySpecificKeyframe() const { return false; }

63

64 virtual PassOwnPtr<PropertySpecificKeyframe> neutralKeyframe(double offs et, PassRefPtr<TimingFunction> easing) const = 0;

65 virtual PassRefPtr<Interpolation> createInterpolation(CSSPropertyID, bli nk::Keyframe::PropertySpecificKeyframe* end, Element*) const = 0;

66

67 protected:

68 PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easin g, AnimationEffect::CompositeOperation);

69

70 double m_offset;

71 RefPtr<TimingFunction> m_easing;

72 AnimationEffect::CompositeOperation m_composite;

73 };

74

75 virtual PassOwnPtr<PropertySpecificKeyframe> createPropertySpecificKeyframe( CSSPropertyID) const = 0;

76

77 protected:

78 Keyframe()

79 : m_offset(nullValue())

80 , m_composite(AnimationEffect::CompositeReplace)

81 , m_easing(LinearTimingFunction::shared())

82 {

83 }

84 Keyframe(double offset, AnimationEffect::CompositeOperation composite, PassR efPtr<TimingFunction> easing)

85 : m_offset(offset)

86 , m_composite(composite)

87 , m_easing(easing)

88 {

89 }

90

91 double m_offset;

92 AnimationEffect::CompositeOperation m_composite;

93 RefPtr<TimingFunction> m_easing;

94 };

95

96 }

97

98 #endif // SKY_ENGINE_CORE_ANIMATION_KEYFRAME_H_

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