sky/engine/core/animation/animatable/AnimatableLength.cpp - 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 /*

2 * Copyright (C) 2013 Google Inc. All rights reserved.

3 *

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

5 * modification, are permitted provided that the following conditions are

6 * met:

7 *

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

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

10 * * Redistributions in binary form must reproduce the above

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

12 * in the documentation and/or other materials provided with the

13 * distribution.

14 * * Neither the name of Google Inc. nor the names of its

15 * contributors may be used to endorse or promote products derived from

16 * this software without specific prior written permission.

17 *

18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

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

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

29 */

30

31 #include "sky/engine/core/animation/animatable/AnimatableLength.h"

32

33 #include "sky/engine/platform/CalculationValue.h"

34 #include "sky/engine/platform/animation/AnimationUtilities.h"

35

36 namespace blink {

37

38 namespace {

39

40 double clampNumber(double value, ValueRange range)

41 {

42 if (range == ValueRangeNonNegative)

43 return std::max(value, 0.0);

44 ASSERT(range == ValueRangeAll);

45 return value;

46 }

47

48 } // namespace

49

50 AnimatableLength::AnimatableLength(const Length& length)

51 {

52 PixelsAndPercent pixelsAndPercent = length.pixelsAndPercent();

53 m_pixels = pixelsAndPercent.pixels;

54 m_percent = pixelsAndPercent.percent;

55 m_hasPixels = length.type() != Percent;

56 m_hasPercent = !length.isFixed();

57 }

58

59 Length AnimatableLength::length(ValueRange range) const

60 {

61 if (!m_hasPercent)

62 return Length(clampNumber(m_pixels, range), Fixed);

63 if (!m_hasPixels)

64 return Length(clampNumber(m_percent, range), Percent);

65 return Length(CalculationValue::create(PixelsAndPercent(m_pixels, m_percent) , range));

66 }

67

68 PassRefPtr<AnimatableValue> AnimatableLength::interpolateTo(const AnimatableValu e* value, double fraction) const

69 {

70 const AnimatableLength* length = toAnimatableLength(value);

71 return create(blend(m_pixels, length->m_pixels, fraction), blend(m_percent, length->m_percent, fraction),

72 m_hasPixels \|\| length->m_hasPixels, m_hasPercent \|\| length->m_hasPercent );

73 }

74

75 bool AnimatableLength::equalTo(const AnimatableValue* value) const

76 {

77 const AnimatableLength* length = toAnimatableLength(value);

78 return m_pixels == length->m_pixels && m_percent == length->m_percent && m_h asPixels == length->m_hasPixels && m_hasPercent == length->m_hasPercent;

79 }

80

81 } // namespace blink

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