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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 "SVGAnimatedNumberOptionalNumber.h"
#include "SVGAnimateElement.h"
#include "SVGAnimatedNumber.h"
#include "SVGParserUtilities.h"
using namespace std;
namespace WebCore {
SVGAnimatedNumberOptionalNumberAnimator::SVGAnimatedNumberOptionalNumberAnimator(SVGAnimationElement* animationElement, SVGElement* contextElement)
: SVGAnimatedTypeAnimator(AnimatedNumberOptionalNumber, animationElement, contextElement)
{
}
PassOwnPtr<SVGAnimatedType> SVGAnimatedNumberOptionalNumberAnimator::constructFromString(const String& string)
{
OwnPtr<SVGAnimatedType> animtedType = SVGAnimatedType::createNumberOptionalNumber(new pair<float, float>);
pair<float, float>& animatedNumber = animtedType->numberOptionalNumber();
if (!parseNumberOptionalNumber(string, animatedNumber.first, animatedNumber.second)) {
animatedNumber.first = 0;
animatedNumber.second = 0;
}
return animtedType.release();
}
void SVGAnimatedNumberOptionalNumberAnimator::calculateFromAndToValues(OwnPtr<SVGAnimatedType>& from, OwnPtr<SVGAnimatedType>& to, const String& fromString, const String& toString)
{
ASSERT(m_contextElement);
ASSERT(m_animationElement);
SVGAnimateElement* animationElement = static_cast<SVGAnimateElement*>(m_animationElement);
animationElement->determinePropertyValueTypes(fromString, toString);
from = constructFromString(fromString);
to = constructFromString(toString);
}
void SVGAnimatedNumberOptionalNumberAnimator::calculateFromAndByValues(OwnPtr<SVGAnimatedType>& from, OwnPtr<SVGAnimatedType>& to, const String& fromString, const String& byString)
{
ASSERT(m_contextElement);
ASSERT(m_animationElement);
SVGAnimateElement* animationElement = static_cast<SVGAnimateElement*>(m_animationElement);
animationElement->determinePropertyValueTypes(fromString, byString);
from = constructFromString(fromString);
to = constructFromString(byString);
pair<float, float>& fromNumberPair = from->numberOptionalNumber();
pair<float, float>& toNumberPair = to->numberOptionalNumber();
toNumberPair.first += fromNumberPair.first;
toNumberPair.second += fromNumberPair.second;
}
void SVGAnimatedNumberOptionalNumberAnimator::calculateAnimatedValue(float percentage, unsigned repeatCount,
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();
// To animation uses contributions from the lower priority animations as the base value.
pair<float, float>& fromNumberPair = from->numberOptionalNumber();
pair<float, float>& animatedNumberPair = animated->numberOptionalNumber();
if (animationMode == ToAnimation)
fromNumberPair = animatedNumberPair;
pair<float, float>& toNumberPair = to->numberOptionalNumber();
SVGAnimatedNumberAnimator::calculateAnimatedNumber(animationElement, percentage, repeatCount, animatedNumberPair.first, fromNumberPair.first, toNumberPair.first);
SVGAnimatedNumberAnimator::calculateAnimatedNumber(animationElement, percentage, repeatCount, animatedNumberPair.second, fromNumberPair.second, toNumberPair.second);
}
float SVGAnimatedNumberOptionalNumberAnimator::calculateDistance(const String&, const String&)
{
// FIXME: Distance calculation is not possible for SVGNumberOptionalNumber right now. We need the distance for every single value.
return -1;
}
}
#endif // ENABLE(SVG)
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