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 #ifndef AnimatableLength_h 32 #define AnimatableLength_h 33 34 #include "core/animation/animatable/AnimatableValue.h" 35 #include "platform/Length.h" 36 37 namespace blink { 38 39 class AnimatableLength FINAL : public AnimatableValue { 40 public: 41 static PassRefPtrWillBeRawPtr<AnimatableLength> create(const Length& length, float zoom) 42 { 43 return adoptRefWillBeNoop(new AnimatableLength(length, zoom)); 44 } 45 Length length(float zoom, ValueRange) const; 46 47 protected: 48 virtual PassRefPtrWillBeRawPtr<AnimatableValue> interpolateTo(const AnimatableValue*, double fraction) const OVERRIDE; 49 50 private: 51 static PassRefPtrWillBeRawPtr<AnimatableLength> create(double pixels, double percent, bool hasPixels, bool hasPercent) 52 { 53 return adoptRefWillBeNoop(new AnimatableLength(pixels, percent, hasPixels, hasPercent)); 54 } 55 AnimatableLength(const Length&, float zoom); 56 AnimatableLength(double pixels, double percent, bool hasPixels, bool hasPercent) 57 : m_pixels(pixels) 58 , m_percent(percent) 59 , m_hasPixels(hasPixels) 60 , m_hasPercent(hasPercent) 61 { 62 ASSERT(m_hasPixels || m_hasPercent); 63 } 64 virtual AnimatableType type() const OVERRIDE { return TypeLength; } 65 virtual bool equalTo(const AnimatableValue*) const OVERRIDE; 66 67 virtual void trace(Visitor* visitor) OVERRIDE { AnimatableValue::trace(visitor); } 68 69 double m_pixels; 70 double m_percent; 71 bool m_hasPixels; 72 bool m_hasPercent; 73 }; 74 75 DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableLength, isLength()); 76 77 } // namespace blink 78 79 #endif // AnimatableLength_h 80