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/*
* Copyright (C) Research In Motion Limited 2011. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#if ENABLE(SVG)
#include "SVGAnimatedBoolean.h"
#include "SVGAnimateElement.h"
namespace WebCore {
SVGAnimatedBooleanAnimator::SVGAnimatedBooleanAnimator(SVGAnimationElement* animationElement, SVGElement* contextElement)
: SVGAnimatedTypeAnimator(AnimatedBoolean, animationElement, contextElement)
{
}
PassOwnPtr<SVGAnimatedType> SVGAnimatedBooleanAnimator::constructFromString(const String& string)
{
DEFINE_STATIC_LOCAL(const String, trueString, ("true"));
OwnPtr<SVGAnimatedType> animtedType = SVGAnimatedType::createBoolean(new bool);
animtedType->boolean() = string == trueString;
return animtedType.release();
}
void SVGAnimatedBooleanAnimator::calculateFromAndToValues(OwnPtr<SVGAnimatedType>& from, OwnPtr<SVGAnimatedType>& to, const String& fromString, const String& toString)
{
ASSERT(m_contextElement);
ASSERT(m_animationElement);
from = constructFromString(fromString);
to = constructFromString(toString);
}
void SVGAnimatedBooleanAnimator::calculateFromAndByValues(OwnPtr<SVGAnimatedType>& from, OwnPtr<SVGAnimatedType>& to, const String& fromString, const String& byString)
{
ASSERT(m_contextElement);
ASSERT(m_animationElement);
// Not specified what to do on 'by'-animations with boolean. Fallback to 'to'-animation right now.
from = constructFromString(fromString);
to = constructFromString(byString);
}
void SVGAnimatedBooleanAnimator::calculateAnimatedValue(float percentage, unsigned,
OwnPtr<SVGAnimatedType>& from, OwnPtr<SVGAnimatedType>& to, OwnPtr<SVGAnimatedType>& animated)
{
ASSERT(m_animationElement);
ASSERT(m_contextElement);
SVGAnimateElement* animationElement = static_cast<SVGAnimateElement*>(m_animationElement);
AnimationMode animationMode = animationElement->animationMode();
bool& animateString = animated->boolean();
if ((animationMode == FromToAnimation && percentage > 0.5) || animationMode == ToAnimation || percentage == 1)
animateString = to->boolean();
else
animateString = from->boolean();
}
float SVGAnimatedBooleanAnimator::calculateDistance(const String&, const String&)
{
// No paced animations for boolean.
return -1;
}
}
#endif // ENABLE(SVG)
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