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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 "config.h" | |
| 32 #include "core/animation/AnimatableDouble.h" | |
| 33 | |
| 34 #include "platform/animation/AnimationUtilities.h" | |
| 35 #include <math.h> | |
| 36 | |
| 37 namespace WebCore { | |
| 38 | |
| 39 bool AnimatableDouble::usesDefaultInterpolationWith(const AnimatableValue* value
) const | |
| 40 { | |
| 41 const AnimatableDouble* other = toAnimatableDouble(value); | |
| 42 return (m_constraint == InterpolationIsNonContinuousWithZero) && (!m_number
|| !other->m_number); | |
| 43 } | |
| 44 | |
| 45 PassRefPtrWillBeRawPtr<AnimatableValue> AnimatableDouble::interpolateTo(const An
imatableValue* value, double fraction) const | |
| 46 { | |
| 47 const AnimatableDouble* other = toAnimatableDouble(value); | |
| 48 ASSERT(m_constraint == other->m_constraint); | |
| 49 if ((m_constraint == InterpolationIsNonContinuousWithZero) && (!m_number ||
!other->m_number)) | |
| 50 return defaultInterpolateTo(this, value, fraction); | |
| 51 return AnimatableDouble::create(blend(m_number, other->m_number, fraction)); | |
| 52 } | |
| 53 | |
| 54 bool AnimatableDouble::equalTo(const AnimatableValue* value) const | |
| 55 { | |
| 56 return m_number == toAnimatableDouble(value)->m_number; | |
| 57 } | |
| 58 | |
| 59 double AnimatableDouble::distanceTo(const AnimatableValue* value) const | |
| 60 { | |
| 61 const AnimatableDouble* other = toAnimatableDouble(value); | |
| 62 return fabs(m_number - other->m_number); | |
| 63 } | |
| 64 | |
| 65 } // namespace WebCore | |
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Chromium Code Reviews
Issue 363183003:
Move Animatable* hierarchy into new folder. (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master