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-rw-r--r--src/animations/piesliceanimation.cpp128
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diff --git a/src/animations/piesliceanimation.cpp b/src/animations/piesliceanimation.cpp
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index deacda04..00000000
--- a/src/animations/piesliceanimation.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2014 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 Enterprise Charts Add-on.
-**
-** $QT_BEGIN_LICENSE$
-** Licensees holding valid Qt Enterprise licenses may use this file in
-** accordance with the Qt Enterprise 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 "piesliceanimation_p.h"
-#include "piechartitem_p.h"
-
-Q_DECLARE_METATYPE(QTCOMMERCIALCHART_NAMESPACE::PieSliceData)
-
-QTCOMMERCIALCHART_BEGIN_NAMESPACE
-
-qreal linearPos(qreal start, qreal end, qreal pos)
-{
- return start + ((end - start) * pos);
-}
-
-QPointF linearPos(QPointF start, QPointF end, qreal pos)
-{
- qreal x = linearPos(start.x(), end.x(), pos);
- qreal y = linearPos(start.y(), end.y(), pos);
- return QPointF(x, y);
-}
-
-QPen linearPos(QPen start, QPen end, qreal pos)
-{
- QColor c;
- c.setRedF(linearPos(start.color().redF(), end.color().redF(), pos));
- c.setGreenF(linearPos(start.color().greenF(), end.color().greenF(), pos));
- c.setBlueF(linearPos(start.color().blueF(), end.color().blueF(), pos));
- end.setColor(c);
- return end;
-}
-
-QBrush linearPos(QBrush start, QBrush end, qreal pos)
-{
- QColor c;
- c.setRedF(linearPos(start.color().redF(), end.color().redF(), pos));
- c.setGreenF(linearPos(start.color().greenF(), end.color().greenF(), pos));
- c.setBlueF(linearPos(start.color().blueF(), end.color().blueF(), pos));
- end.setColor(c);
- return end;
-}
-
-PieSliceAnimation::PieSliceAnimation(PieSliceItem *sliceItem)
- : ChartAnimation(sliceItem),
- m_sliceItem(sliceItem),
- m_currentValue(m_sliceItem->m_data)
-{
-
-}
-
-PieSliceAnimation::~PieSliceAnimation()
-{
-}
-
-void PieSliceAnimation::setValue(const PieSliceData &startValue, const PieSliceData &endValue)
-{
- if (state() != QAbstractAnimation::Stopped)
- stop();
-
- m_currentValue = startValue;
-
- setKeyValueAt(0.0, qVariantFromValue(startValue));
- setKeyValueAt(1.0, qVariantFromValue(endValue));
-}
-
-void PieSliceAnimation::updateValue(const PieSliceData &endValue)
-{
- if (state() != QAbstractAnimation::Stopped)
- stop();
-
- setKeyValueAt(0.0, qVariantFromValue(m_currentValue));
- setKeyValueAt(1.0, qVariantFromValue(endValue));
-}
-
-PieSliceData PieSliceAnimation::currentSliceValue()
-{
- // NOTE:
- // We must use an internal current value because QVariantAnimation::currentValue() is updated
- // before the animation is actually started. So if we get 2 updateValue() calls in a row the currentValue()
- // will have the end value set from the first call and the second call will interpolate that instead of
- // the original current value as it was before the first call.
- return m_currentValue;
-}
-
-QVariant PieSliceAnimation::interpolated(const QVariant &start, const QVariant &end, qreal progress) const
-{
- PieSliceData startValue = qvariant_cast<PieSliceData>(start);
- PieSliceData endValue = qvariant_cast<PieSliceData>(end);
-
- PieSliceData result;
- result = endValue;
- result.m_center = linearPos(startValue.m_center, endValue.m_center, progress);
- result.m_radius = linearPos(startValue.m_radius, endValue.m_radius, progress);
- result.m_startAngle = linearPos(startValue.m_startAngle, endValue.m_startAngle, progress);
- result.m_angleSpan = linearPos(startValue.m_angleSpan, endValue.m_angleSpan, progress);
- result.m_slicePen = linearPos(startValue.m_slicePen, endValue.m_slicePen, progress);
- result.m_sliceBrush = linearPos(startValue.m_sliceBrush, endValue.m_sliceBrush, progress);
- result.m_holeRadius = linearPos(startValue.m_holeRadius, endValue.m_holeRadius, progress);
-
- return qVariantFromValue(result);
-}
-
-void PieSliceAnimation::updateCurrentValue(const QVariant &value)
-{
- if (state() != QAbstractAnimation::Stopped) { //workaround
- m_currentValue = qvariant_cast<PieSliceData>(value);
- m_sliceItem->setLayout(m_currentValue);
- }
-}
-
-QTCOMMERCIALCHART_END_NAMESPACE