##// END OF EJS Templates
Remove scaledomain ect. warnings from pie. Not going to be implemented (for now at least).
Remove scaledomain ect. warnings from pie. Not going to be implemented (for now at least).

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r996:ce5f1c868418
r1191:6223c1214e9d
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splineanimation.cpp
150 lines | 5.5 KiB | text/x-c | CppLexer
/ src / animations / splineanimation.cpp
Jani Honkonen
Add license headers
r794 /****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
Michal Klocek
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r622 #include "splineanimation_p.h"
#include "splinechartitem_p.h"
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r996 #include <QDebug>
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r622
Q_DECLARE_METATYPE(QVector<QPointF>)
Q_DECLARE_METATYPE(SplineVector)
QTCOMMERCIALCHART_BEGIN_NAMESPACE
SplineAnimation::SplineAnimation(SplineChartItem* item):ChartAnimation(item),
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r738 m_item(item),
m_dirty(true)
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r622 {
}
SplineAnimation::~SplineAnimation()
{
}
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r738 void SplineAnimation::setValues(QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, QVector<QPointF> &oldControlPoints, QVector<QPointF> &newControlPoints, int index)
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r622 {
int x = oldPoints.count();
int y = newPoints.count();
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r738 Q_ASSERT(newPoints.count() * 2 - 2 == newControlPoints.count());
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r622
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r738 if (x != y && abs(x - y) != 1) {
m_oldSpline.first = newPoints;
m_oldSpline.second = newControlPoints;
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r622 oldPoints.resize(newPoints.size());
oldControlPoints.resize(newControlPoints.size());
SplineVector oldPair;
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r738 oldPair.first = oldPoints;
oldPair.second = oldControlPoints;
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r622 SplineVector newPair;
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r738 newPair.first = newPoints;
newPair.second = newControlPoints;
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r622 setKeyValueAt(0.0, qVariantFromValue(oldPair));
setKeyValueAt(1.0, qVariantFromValue(newPair));
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r738 m_dirty = false;
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r622 }
else {
if(m_dirty) {
m_oldSpline.first = oldPoints;
m_oldSpline.second = oldControlPoints;
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r738 m_dirty = false;
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r622 }
oldPoints = newPoints;
oldControlPoints = newControlPoints;
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r738 if (y < x) {
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r622 m_oldSpline.first.remove(index); //remove
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r738 m_oldSpline.second.remove(index * 2);
m_oldSpline.second.remove(index * 2);
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r622 }
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r738 if (y > x) {
m_oldSpline.first.insert(index, x > 0 ? m_oldSpline.first[index-1] : newPoints[index]); //add
m_oldSpline.second.insert((index - 1) * 2, x > 1 ? m_oldSpline.second[(index-2)*2] : newControlPoints[(index - 1) * 2]); //add
m_oldSpline.second.insert((index - 1) * 2 + 1, x > 1 ? m_oldSpline.second[(index - 2) * 2 + 1] : newControlPoints[(index - 1) * 2 + 1]); //add
Michal Klocek
Improves spline interpolation...
r622 }
SplineVector newPair;
newPair.first=newPoints;
newPair.second=newControlPoints;
setKeyValueAt(0.0, qVariantFromValue(m_oldSpline));
setKeyValueAt(1.0, qVariantFromValue(newPair));
}
}
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r738 QVariant SplineAnimation::interpolated(const QVariant &start, const QVariant &end, qreal progress ) const
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r622 {
SplineVector startPair = qVariantValue< SplineVector >(start);
SplineVector endPair = qVariantValue< SplineVector >(end);
SplineVector result;
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r738 switch (m_type) {
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r622
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r738 case MoveDownAnimation: {
if (startPair.first.count() != endPair.first.count())
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r622 break;
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r738 Q_ASSERT(startPair.first.count() * 2 - 2 == startPair.second.count());
Q_ASSERT(endPair.first.count() * 2 - 2 == endPair.second.count());
for(int i = 0; i < endPair.first.count(); i++) {
qreal x = startPair.first[i].x() + ((endPair.first[i].x() - startPair.first[i].x()) * progress);
qreal y = startPair.first[i].y() + ((endPair.first[i].y() - startPair.first[i].y()) * progress);
result.first << QPointF(x,y);
if (i + 1 >= endPair.first.count())
continue;
x = startPair.second[i * 2].x() + ((endPair.second[i * 2].x() - startPair.second[i * 2].x()) * progress);
y = startPair.second[i * 2].y() + ((endPair.second[i * 2].y() - startPair.second[i * 2].y()) * progress);
result.second << QPoint(x,y);
x = startPair.second[i * 2 + 1].x() + ((endPair.second[i * 2 + 1].x() - startPair.second[i * 2 + 1].x()) * progress);
y = startPair.second[i * 2 + 1].y() + ((endPair.second[i * 2 + 1].y() - startPair.second[i * 2 + 1].y()) * progress);
result.second << QPoint(x,y);
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r622 }
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r738
}
break;
case LineDrawAnimation:{
Q_ASSERT(endPair.first.count() * 2 - 2 == endPair.second.count());
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Krazy reported errors...
r974 int count = endPair.first.count()* qBound(qreal(0), progress, qreal(1));
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r738 for(int i = 0; i < count; i++) {
result.first << endPair.first[i];
if(i + 1 == count)
break;
result.second << endPair.second[2 * i];
result.second << endPair.second[2 * i + 1];
}
}
break;
default:
qWarning() << "Unknow type of animation";
break;
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r622 }
return qVariantFromValue(result);
}
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r738 void SplineAnimation::updateCurrentValue (const QVariant &value )
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r622 {
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r738 if (state() != QAbstractAnimation::Stopped) { //workaround
m_dirty = true;
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r622 QPair<QVector<QPointF >, QVector<QPointF > > pair = qVariantValue< QPair< QVector<QPointF>, QVector<QPointF> > >(value);
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r738 m_item->setLayout(pair.first, pair.second);
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r622 }
}
QTCOMMERCIALCHART_END_NAMESPACE