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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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33 | 33 |
34 namespace blink { | 34 namespace blink { |
35 | 35 |
36 bool AnimatableVisibility::usesDefaultInterpolationWith(const AnimatableValue* v
alue) const | 36 bool AnimatableVisibility::usesDefaultInterpolationWith(const AnimatableValue* v
alue) const |
37 { | 37 { |
38 EVisibility from = m_visibility; | 38 EVisibility from = m_visibility; |
39 EVisibility to = toAnimatableVisibility(value)->m_visibility; | 39 EVisibility to = toAnimatableVisibility(value)->m_visibility; |
40 return from != VISIBLE && to != VISIBLE; | 40 return from != VISIBLE && to != VISIBLE; |
41 } | 41 } |
42 | 42 |
43 PassRefPtrWillBeRawPtr<AnimatableValue> AnimatableVisibility::interpolateTo(cons
t AnimatableValue* value, double fraction) const | 43 AnimatableValue* AnimatableVisibility::interpolateTo(const AnimatableValue* valu
e, double fraction) const |
44 { | 44 { |
45 EVisibility from = m_visibility; | 45 EVisibility from = m_visibility; |
46 EVisibility to = toAnimatableVisibility(value)->m_visibility; | 46 EVisibility to = toAnimatableVisibility(value)->m_visibility; |
47 if (from != VISIBLE && to != VISIBLE) | 47 if (from != VISIBLE && to != VISIBLE) |
48 return defaultInterpolateTo(this, value, fraction); | 48 return defaultInterpolateTo(this, value, fraction); |
49 if (fraction <= 0) | 49 if (fraction <= 0) |
50 return takeConstRef(this); | 50 return takeConstRef(this); |
51 if (fraction >= 1) | 51 if (fraction >= 1) |
52 return takeConstRef(value); | 52 return takeConstRef(value); |
53 return takeConstRef(from == VISIBLE ? this : value); | 53 return takeConstRef(from == VISIBLE ? this : value); |
54 } | 54 } |
55 | 55 |
56 bool AnimatableVisibility::equalTo(const AnimatableValue* value) const | 56 bool AnimatableVisibility::equalTo(const AnimatableValue* value) const |
57 { | 57 { |
58 return m_visibility == toAnimatableVisibility(value)->m_visibility; | 58 return m_visibility == toAnimatableVisibility(value)->m_visibility; |
59 } | 59 } |
60 | 60 |
61 } // namespace blink | 61 } // namespace blink |
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