pieanimation.cpp
111 lines
| 3.3 KiB
| text/x-c
|
CppLexer
Titta Heikkala
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r2845 | /****************************************************************************** | ||
Jani Honkonen
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r794 | ** | ||
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r2845 | ** Copyright (C) 2015 The Qt Company Ltd. | ||
** Contact: http://www.qt.io/licensing/ | ||||
Jani Honkonen
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r794 | ** | ||
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r2740 | ** This file is part of the Qt Charts module. | ||
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r794 | ** | ||
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r2845 | ** $QT_BEGIN_LICENSE:COMM$ | ||
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r794 | ** | ||
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r2845 | ** Commercial License Usage | ||
** Licensees holding valid commercial Qt licenses may use this file in | ||||
** accordance with the commercial license agreement provided with the | ||||
** Software or, alternatively, in accordance with the terms contained in | ||||
** a written agreement between you and The Qt Company. For licensing terms | ||||
** and conditions see http://www.qt.io/terms-conditions. For further | ||||
** information use the contact form at http://www.qt.io/contact-us. | ||||
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r794 | ** | ||
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r2845 | ** $QT_END_LICENSE$ | ||
** | ||||
******************************************************************************/ | ||||
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r794 | |||
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r2714 | #include <private/pieanimation_p.h> | ||
#include <private/piesliceanimation_p.h> | ||||
#include <private/piechartitem_p.h> | ||||
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r618 | |||
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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r618 | |||
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r2804 | PieAnimation::PieAnimation(PieChartItem *item, int duration, QEasingCurve &curve) | ||
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r2097 | : ChartAnimation(item), | ||
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r2804 | m_item(item), | ||
m_animationDuration(duration), | ||||
m_animationCurve(curve) | ||||
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r618 | { | ||
} | ||||
PieAnimation::~PieAnimation() | ||||
{ | ||||
} | ||||
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r2104 | 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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r2321 | if (!animation) { | ||
animation = new PieSliceAnimation(sliceItem); | ||||
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r2804 | animation->setDuration(m_animationDuration); | ||
animation->setEasingCurve(m_animationCurve); | ||||
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r2321 | m_animations.insert(sliceItem, animation); | ||
} else { | ||||
animation->stop(); | ||||
} | ||||
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r621 | |||
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r668 | animation->updateValue(sliceData); | ||
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r621 | |||
Michal Klocek
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r1735 | return animation; | ||
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r621 | } | ||
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r2104 | 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); | ||
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r2804 | animation->setDuration(m_animationDuration); | ||
animation->setEasingCurve(m_animationCurve); | ||||
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r1053 | 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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r1735 | |||
return animation; | ||||
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r621 | } | ||
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r2104 | 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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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" | ||||
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r2712 | QT_CHARTS_END_NAMESPACE | ||