root/Source/core/animation/AnimatableLengthBoxAndBool.cpp

DEFINITIONS

1. usesDefaultInterpolationWith
2. interpolateTo
3. addWith
4. equalTo
5. trace

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
 *
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 * modification, are permitted provided that the following conditions are
 * met:
 *
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 * notice, this list of conditions and the following disclaimer.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 */

#include "config.h"
#include "core/animation/AnimatableLengthBoxAndBool.h"

namespace WebCore {

bool AnimatableLengthBoxAndBool::usesDefaultInterpolationWith(const AnimatableValue* value) const
{
    const AnimatableLengthBoxAndBool* lengthBox = toAnimatableLengthBoxAndBool(value);
    if (lengthBox->flag() != flag())
        return true;
    return AnimatableValue::usesDefaultInterpolation(lengthBox->box(), box());
}

PassRefPtrWillBeRawPtr<AnimatableValue> AnimatableLengthBoxAndBool::interpolateTo(const AnimatableValue* value, double fraction) const
{
    const AnimatableLengthBoxAndBool* lengthBox = toAnimatableLengthBoxAndBool(value);
    if (lengthBox->flag() == flag()) {
        return AnimatableLengthBoxAndBool::create(
            AnimatableValue::interpolate(box(), lengthBox->box(), fraction),
            flag());
    }
    return defaultInterpolateTo(this, value, fraction);
}

PassRefPtrWillBeRawPtr<AnimatableValue> AnimatableLengthBoxAndBool::addWith(const AnimatableValue* value) const
{
    const AnimatableLengthBoxAndBool* lengthBox = toAnimatableLengthBoxAndBool(value);
    if (lengthBox->flag() == flag()) {
        return AnimatableLengthBoxAndBool::create(
            AnimatableValue::add(box(), lengthBox->box()),
            flag());
    }
    return defaultAddWith(this, value);
}

bool AnimatableLengthBoxAndBool::equalTo(const AnimatableValue* value) const
{
    const AnimatableLengthBoxAndBool* lengthBox = toAnimatableLengthBoxAndBool(value);
    return box()->equals(lengthBox->box()) && flag() == lengthBox->flag();
}

void AnimatableLengthBoxAndBool::trace(Visitor* visitor)
{
    visitor->trace(m_box);
}

}