|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 Digia Plc
|
|
|
** All rights reserved.
|
|
|
** For any questions to Digia, please use contact form at http://qt.digia.com
|
|
|
**
|
|
|
** This file is part of the Qt Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial License Agreement provided with the
|
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
|
** a written agreement between you and Digia.
|
|
|
**
|
|
|
** If you have questions regarding the use of this file, please use
|
|
|
** contact form at http://qt.digia.com
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#include "pieanimation_p.h"
|
|
|
#include "piesliceanimation_p.h"
|
|
|
#include "piechartitem_p.h"
|
|
|
#include <QTimer>
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
PieAnimation::PieAnimation(PieChartItem *item)
|
|
|
:ChartAnimation(item),
|
|
|
m_item(item)
|
|
|
{
|
|
|
}
|
|
|
|
|
|
PieAnimation::~PieAnimation()
|
|
|
{
|
|
|
}
|
|
|
|
|
|
ChartAnimation* PieAnimation::updateValue(PieSliceItem *sliceItem, const PieSliceData &sliceData)
|
|
|
{
|
|
|
PieSliceAnimation *animation = m_animations.value(sliceItem);
|
|
|
Q_ASSERT(animation);
|
|
|
animation->stop();
|
|
|
|
|
|
animation->updateValue(sliceData);
|
|
|
animation->setDuration(ChartAnimationDuration);
|
|
|
animation->setEasingCurve(QEasingCurve::OutQuart);
|
|
|
|
|
|
return animation;
|
|
|
}
|
|
|
|
|
|
ChartAnimation* PieAnimation::addSlice(PieSliceItem *sliceItem, const PieSliceData &sliceData, bool startupAnimation)
|
|
|
{
|
|
|
PieSliceAnimation *animation = new PieSliceAnimation(sliceItem);
|
|
|
m_animations.insert(sliceItem, animation);
|
|
|
|
|
|
PieSliceData startValue = sliceData;
|
|
|
startValue.m_radius = 0;
|
|
|
if (startupAnimation)
|
|
|
startValue.m_startAngle = 0;
|
|
|
else
|
|
|
startValue.m_startAngle = sliceData.m_startAngle + (sliceData.m_angleSpan / 2);
|
|
|
startValue.m_angleSpan = 0;
|
|
|
animation->setValue(startValue, sliceData);
|
|
|
|
|
|
animation->setDuration(ChartAnimationDuration);
|
|
|
animation->setEasingCurve(QEasingCurve::OutQuart);
|
|
|
|
|
|
return animation;
|
|
|
}
|
|
|
|
|
|
ChartAnimation* PieAnimation::removeSlice(PieSliceItem *sliceItem)
|
|
|
{
|
|
|
PieSliceAnimation *animation = m_animations.value(sliceItem);
|
|
|
Q_ASSERT(animation);
|
|
|
animation->stop();
|
|
|
|
|
|
PieSliceData endValue = animation->currentSliceValue();
|
|
|
endValue.m_radius = 0;
|
|
|
endValue.m_startAngle = endValue.m_startAngle + endValue.m_angleSpan;
|
|
|
endValue.m_angleSpan = 0;
|
|
|
endValue.m_isLabelVisible = false;
|
|
|
|
|
|
animation->updateValue(endValue);
|
|
|
animation->setDuration(ChartAnimationDuration);
|
|
|
animation->setEasingCurve(QEasingCurve::OutQuart);
|
|
|
|
|
|
// PieSliceItem is the parent of PieSliceAnimation so the animation will be deleted as well..
|
|
|
connect(animation, SIGNAL(finished()), sliceItem, SLOT(deleteLater()));
|
|
|
m_animations.remove(sliceItem);
|
|
|
|
|
|
return animation;
|
|
|
}
|
|
|
|
|
|
void PieAnimation::updateCurrentValue(const QVariant &)
|
|
|
{
|
|
|
// nothing to do...
|
|
|
}
|
|
|
|
|
|
#include "moc_pieanimation_p.cpp"
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
