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tdegraphics/ksvg/impl/SVGAnimateElementImpl.cc

192 lines
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/*
Copyright (C) 2001-2003 KSVG Team
This file is part of the KDE project
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 <kdebug.h>
#include "SVGDocumentImpl.h"
#include "SVGAnimateElementImpl.h"
using namespace KSVG;
SVGAnimateElementImpl::SVGAnimateElementImpl(DOM::ElementImpl *impl) : SVGAnimationElementImpl(impl)
{
m_animVal = 0.0;
m_addStep = 0.0;
}
SVGAnimateElementImpl::~SVGAnimateElementImpl()
{
}
void SVGAnimateElementImpl::setAttributes()
{
SVGAnimationElementImpl::setAttributes();
ownerDoc()->timeScheduler()->addTimer(this, int(getStartTime() * 1000.0));
}
void SVGAnimateElementImpl::handleTimerEvent()
{
if(!m_connected)
{
double duration = getSimpleDuration() * 1000.0;
double dinterval = SVGTimeScheduler::staticTimerInterval;
m_step = 0;
m_steps = (int) rint(duration / dinterval);
double to = 0, from = 0;
if(getTo().isEmpty())
to = targetElement()->getAttribute(getAttributeName()).string().toDouble();
else
to = getTo().toDouble();
if(getFrom().isEmpty())
from = targetElement()->getAttribute(getAttributeName()).string().toDouble();
else
from = getFrom().toDouble();
// 'by' support
if(!getBy().isEmpty())
{
m_animVal = from;
m_addStep = getBy().toDouble() / m_steps;
}
else
{
m_animVal = from;
m_addStep = (to - m_animVal) / m_steps;
}
m_connected = true;
ownerDoc()->timeScheduler()->connectIntervalTimer(this);
}
else
{
m_animVal += m_addStep;
applyAttribute(getAttributeName(), TQString::number(m_animVal));
}
if(m_step < m_steps)
m_step++;
else
{
ownerDoc()->timeScheduler()->disconnectIntervalTimer(this);
m_connected = false;
if(m_fill == REMOVE)
applyAttribute(getAttributeName(), targetElement()->getAttribute(getAttributeName()).string());
}
#if 0
m_attributeTimer = addTimer(interval() * 1000, false);
/*
m_steps = (getSimpleDuration() * 1000) / SVGAnimationElementImpl::timerTime;
m_step = 0;
if(m_additive == "sum" && m_times == 1 && !needCombine)
{
float add;
SVGLengthImpl *temp = new SVGLengthImpl();
temp->ref();
temp->setValueAsString(targetElement()->getAttribute(m_attributeName).string());
add = temp->value();
temp->deref();
m_from += add;
m_newFrom += add;
m_to += add;
m_newTo += add;
m_additiveAdded = add;
}
m_addStep = (m_to - m_from) / m_steps;
m_attributeTimer = addTimer(SVGAnimationElementImpl::timerTime, false);*/
}
else
{
/* m_from += m_addStep;
if(m_additive == "replace" && needCombine)
needCombine = false;
applyAttribute(m_attributeName, TQString::number(m_from), needCombine);
m_step++;
if(m_step == m_steps)
{
removeTimer(m_attributeTimer);
if(getRepeatDuration() == "indefinite" || getRepeatCount() == "indefinite")
{
m_times++;
m_firstEvent = true;
if(m_accumulate != "sum")
{
m_from = m_newFrom;
m_to = m_newTo;
}
else
{
m_from += (m_newFrom - m_additiveAdded) / 2;
m_to += (m_newTo - m_additiveAdded) / 2;
}
m_addStep = 0;
m_attributeTimer = 0;
addTimer(1);
}
else if(!getRepeatCount().isEmpty())
{
if(m_times <= getRepeatCount().toInt())
{
m_times++;
m_firstEvent = true;
if(m_accumulate != "sum")
{
m_from = m_newFrom;
m_to = m_newTo;
}
else
{
m_from += (m_newFrom - m_additiveAdded) / 2;
m_to += (m_newTo - m_additiveAdded) / 2;
}
m_addStep = 0;
m_attributeTimer = 0;
addTimer(1);
}
}
}*/
}
#endif // 0
}
// vim:ts=4:noet