pieanimation.cpp
107 lines
| 3.2 KiB
| text/x-c
|
CppLexer
Jani Honkonen
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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 | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
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r623 | #include "pieanimation_p.h" | ||
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r618 | #include "piesliceanimation_p.h" | ||
#include "piechartitem_p.h" | ||||
#include <QTimer> | ||||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
PieAnimation::PieAnimation(PieChartItem *item) | ||||
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r2097 | : ChartAnimation(item), | ||
m_item(item) | ||||
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r618 | { | ||
} | ||||
PieAnimation::~PieAnimation() | ||||
{ | ||||
} | ||||
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r1735 | ChartAnimation* PieAnimation::updateValue(PieSliceItem *sliceItem, const PieSliceData &sliceData) | ||
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r618 | { | ||
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r1053 | PieSliceAnimation *animation = m_animations.value(sliceItem); | ||
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r618 | Q_ASSERT(animation); | ||
animation->stop(); | ||||
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r621 | |||
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r668 | animation->updateValue(sliceData); | ||
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r1079 | animation->setDuration(ChartAnimationDuration); | ||
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r621 | animation->setEasingCurve(QEasingCurve::OutQuart); | ||
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r1735 | return animation; | ||
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r621 | } | ||
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r1735 | ChartAnimation* PieAnimation::addSlice(PieSliceItem *sliceItem, const PieSliceData &sliceData, bool startupAnimation) | ||
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r621 | { | ||
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r1053 | PieSliceAnimation *animation = new PieSliceAnimation(sliceItem); | ||
m_animations.insert(sliceItem, animation); | ||||
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r621 | |||
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r668 | PieSliceData startValue = sliceData; | ||
startValue.m_radius = 0; | ||||
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r1074 | if (startupAnimation) | ||
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r668 | startValue.m_startAngle = 0; | ||
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r634 | else | ||
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r738 | startValue.m_startAngle = sliceData.m_startAngle + (sliceData.m_angleSpan / 2); | ||
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r668 | startValue.m_angleSpan = 0; | ||
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r621 | |||
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r1838 | if (sliceData.m_holeRadius > 0) | ||
startValue.m_radius = sliceData.m_holeRadius; | ||||
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r1758 | |||
animation->setValue(startValue, sliceData); | ||||
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r1079 | animation->setDuration(ChartAnimationDuration); | ||
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r621 | animation->setEasingCurve(QEasingCurve::OutQuart); | ||
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r1735 | |||
return animation; | ||||
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r621 | } | ||
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r1735 | ChartAnimation* PieAnimation::removeSlice(PieSliceItem *sliceItem) | ||
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r621 | { | ||
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r1053 | PieSliceAnimation *animation = m_animations.value(sliceItem); | ||
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r621 | Q_ASSERT(animation); | ||
animation->stop(); | ||||
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r668 | PieSliceData endValue = animation->currentSliceValue(); | ||
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r1838 | if (endValue.m_holeRadius > 0) | ||
endValue.m_radius = endValue.m_holeRadius; | ||||
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r1758 | else | ||
endValue.m_radius = 0; | ||||
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r668 | endValue.m_startAngle = endValue.m_startAngle + endValue.m_angleSpan; | ||
endValue.m_angleSpan = 0; | ||||
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r1075 | endValue.m_isLabelVisible = false; | ||
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r621 | |||
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r668 | animation->updateValue(endValue); | ||
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r1079 | animation->setDuration(ChartAnimationDuration); | ||
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r618 | animation->setEasingCurve(QEasingCurve::OutQuart); | ||
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r621 | |||
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r1053 | // 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); | ||||
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r1735 | return animation; | ||
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r618 | } | ||
void PieAnimation::updateCurrentValue(const QVariant &) | ||||
{ | ||||
// nothing to do... | ||||
} | ||||
#include "moc_pieanimation_p.cpp" | ||||
QTCOMMERCIALCHART_END_NAMESPACE | ||||