ui/gfx/compositor/layer_animation_observer.cc - Issue 10365007: ui: Move compositor/ directory out of gfx/, up to ui/.

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Issue 10365007: ui: Move compositor/ directory out of gfx/, up to ui/. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: fix DEPS Created 8 years, 7 months ago

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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

3 // found in the LICENSE file.

4

5 #include "ui/gfx/compositor/layer_animation_observer.h"

6

7 #include "ui/gfx/compositor/layer_animation_sequence.h"

8

9 namespace ui {

10

11 ////////////////////////////////////////////////////////////////////////////////

12 // LayerAnimationObserver

13

14 LayerAnimationObserver::LayerAnimationObserver() {

15 }

16

17 LayerAnimationObserver::~LayerAnimationObserver() {

18 StopObserving();

19 }

20

21 bool LayerAnimationObserver::RequiresNotificationWhenAnimatorDestroyed() const {

22 return false;

23 }

24

25 void LayerAnimationObserver::OnAttachedToSequence(

26 LayerAnimationSequence* sequence) {

27 }

28

29 void LayerAnimationObserver::OnDetachedFromSequence(

30 LayerAnimationSequence* sequence) {

31 }

32

33 void LayerAnimationObserver::StopObserving() {

34 while (!attached_sequences_.empty()) {

35 LayerAnimationSequence* sequence = *attached_sequences_.begin();

36 sequence->RemoveObserver(this);

37 }

38 }

39

40 void LayerAnimationObserver::AttachedToSequence(

41 LayerAnimationSequence* sequence) {

42 DCHECK(attached_sequences_.find(sequence) == attached_sequences_.end());

43 attached_sequences_.insert(sequence);

44 OnAttachedToSequence(sequence);

45 }

46

47 void LayerAnimationObserver::DetachedFromSequence(

48 LayerAnimationSequence* sequence, bool send_notification) {

49 if (attached_sequences_.find(sequence) != attached_sequences_.end())

50 attached_sequences_.erase(sequence);

51 if (send_notification)

52 OnDetachedFromSequence(sequence);

53 }

54

55 ////////////////////////////////////////////////////////////////////////////////

56 // ImplicitAnimationObserver

57

58 ImplicitAnimationObserver::ImplicitAnimationObserver()

59 : active_(false) {

60 }

61

62 ImplicitAnimationObserver::~ImplicitAnimationObserver() {}

63

64 void ImplicitAnimationObserver::SetActive(bool active) {

65 active_ = active;

66 CheckCompleted();

67 }

68

69 void ImplicitAnimationObserver::StopObservingImplicitAnimations() {

70 SetActive(false);

71 StopObserving();

72 }

73

74 void ImplicitAnimationObserver::OnLayerAnimationEnded(

75 LayerAnimationSequence* sequence) {

76 sequence->RemoveObserver(this);

77 DCHECK(attached_sequences().find(sequence) == attached_sequences().end());

78 CheckCompleted();

79 }

80

81 void ImplicitAnimationObserver::OnLayerAnimationAborted(

82 LayerAnimationSequence* sequence) {

83 sequence->RemoveObserver(this);

84 DCHECK(attached_sequences().find(sequence) == attached_sequences().end());

85 CheckCompleted();

86 }

87

88 void ImplicitAnimationObserver::OnLayerAnimationScheduled(

89 LayerAnimationSequence* sequence) {

90 }

91

92 void ImplicitAnimationObserver::OnAttachedToSequence(

93 LayerAnimationSequence* sequence) {

94 }

95

96 void ImplicitAnimationObserver::OnDetachedFromSequence(

97 LayerAnimationSequence* sequence) {

98 DCHECK(attached_sequences().find(sequence) == attached_sequences().end());

99 CheckCompleted();

100 }

101

102 void ImplicitAnimationObserver::CheckCompleted() {

103 if (active_ && attached_sequences().empty()) {

104 OnImplicitAnimationsCompleted();

105 active_ = false;

106 }

107 }

108

109 } // namespace ui

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