pieanimation.cpp
119 lines
| 3.8 KiB
| text/x-c
|
CppLexer
Miikka Heikkinen
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r2854 | /**************************************************************************** | ||
Jani Honkonen
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r794 | ** | ||
|
Miikka Heikkinen
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r2854 | ** Copyright (C) 2016 The Qt Company Ltd. | ||
| ** Contact: https://www.qt.io/licensing/ | ||||
|
Jani Honkonen
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r794 | ** | ||
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Miikka Heikkinen
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r2854 | ** This file is part of the Qt Charts module of the Qt Toolkit. | ||
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Jani Honkonen
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r794 | ** | ||
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Miikka Heikkinen
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r2854 | ** $QT_BEGIN_LICENSE:GPL$ | ||
Titta Heikkala
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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 | ||||
|
Miikka Heikkinen
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r2854 | ** and conditions see https://www.qt.io/terms-conditions. For further | ||
| ** information use the contact form at https://www.qt.io/contact-us. | ||||
| ** | ||||
| ** GNU General Public License Usage | ||||
| ** Alternatively, this file may be used under the terms of the GNU | ||||
| ** General Public License version 3 or (at your option) any later version | ||||
| ** approved by the KDE Free Qt Foundation. The licenses are as published by | ||||
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 | ||||
| ** included in the packaging of this file. Please review the following | ||||
| ** information to ensure the GNU General Public License requirements will | ||||
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. | ||||
|
Jani Honkonen
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r794 | ** | ||
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Titta Heikkala
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r2845 | ** $QT_END_LICENSE$ | ||
| ** | ||||
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Miikka Heikkinen
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r2854 | ****************************************************************************/ | ||
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Jani Honkonen
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r794 | |||
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Titta Heikkala
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r2714 | #include <private/pieanimation_p.h> | ||
| #include <private/piesliceanimation_p.h> | ||||
| #include <private/piechartitem_p.h> | ||||
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Jani Honkonen
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r618 | |||
Titta Heikkala
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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Jani Honkonen
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r618 | |||
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Titta Heikkala
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r2804 | PieAnimation::PieAnimation(PieChartItem *item, int duration, QEasingCurve &curve) | ||
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Jani Honkonen
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r2097 | : ChartAnimation(item), | ||
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Titta Heikkala
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r2804 | m_item(item), | ||
| m_animationDuration(duration), | ||||
| m_animationCurve(curve) | ||||
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Jani Honkonen
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r618 | { | ||
| } | ||||
| PieAnimation::~PieAnimation() | ||||
| { | ||||
| } | ||||
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Jani Honkonen
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r2104 | ChartAnimation *PieAnimation::updateValue(PieSliceItem *sliceItem, const PieSliceData &sliceData) | ||
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Jani Honkonen
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r618 | { | ||
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Jani Honkonen
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r1053 | PieSliceAnimation *animation = m_animations.value(sliceItem); | ||
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Jani Honkonen
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r2321 | if (!animation) { | ||
| animation = new PieSliceAnimation(sliceItem); | ||||
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Titta Heikkala
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r2804 | animation->setDuration(m_animationDuration); | ||
| animation->setEasingCurve(m_animationCurve); | ||||
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Jani Honkonen
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r2321 | m_animations.insert(sliceItem, animation); | ||
| } else { | ||||
| animation->stop(); | ||||
| } | ||||
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Jani Honkonen
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r621 | |||
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Jani Honkonen
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r668 | animation->updateValue(sliceData); | ||
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Jani Honkonen
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r621 | |||
Michal Klocek
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r1735 | return animation; | ||
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Jani Honkonen
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r621 | } | ||
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Jani Honkonen
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r2104 | ChartAnimation *PieAnimation::addSlice(PieSliceItem *sliceItem, const PieSliceData &sliceData, bool startupAnimation) | ||
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Jani Honkonen
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r621 | { | ||
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Jani Honkonen
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r1053 | PieSliceAnimation *animation = new PieSliceAnimation(sliceItem); | ||
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Titta Heikkala
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r2804 | animation->setDuration(m_animationDuration); | ||
| animation->setEasingCurve(m_animationCurve); | ||||
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Jani Honkonen
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r1053 | m_animations.insert(sliceItem, animation); | ||
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Jani Honkonen
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r621 | |||
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r668 | PieSliceData startValue = sliceData; | ||
| startValue.m_radius = 0; | ||||
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Jani Honkonen
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r1074 | if (startupAnimation) | ||
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Jani Honkonen
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r668 | startValue.m_startAngle = 0; | ||
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Jani Honkonen
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r634 | else | ||
Marek Rosa
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r738 | startValue.m_startAngle = sliceData.m_startAngle + (sliceData.m_angleSpan / 2); | ||
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Jani Honkonen
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r668 | startValue.m_angleSpan = 0; | ||
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Jani Honkonen
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r621 | |||
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Marek Rosa
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r1838 | if (sliceData.m_holeRadius > 0) | ||
| startValue.m_radius = sliceData.m_holeRadius; | ||||
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Jani Honkonen
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r1758 | |||
| animation->setValue(startValue, sliceData); | ||||
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Michal Klocek
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r1735 | |||
| return animation; | ||||
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Jani Honkonen
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r621 | } | ||
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Jani Honkonen
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r2104 | ChartAnimation *PieAnimation::removeSlice(PieSliceItem *sliceItem) | ||
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Jani Honkonen
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r621 | { | ||
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Jani Honkonen
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r1053 | PieSliceAnimation *animation = m_animations.value(sliceItem); | ||
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Jani Honkonen
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r621 | Q_ASSERT(animation); | ||
| animation->stop(); | ||||
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Jani Honkonen
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r668 | PieSliceData endValue = animation->currentSliceValue(); | ||
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Marek Rosa
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r1838 | if (endValue.m_holeRadius > 0) | ||
| endValue.m_radius = endValue.m_holeRadius; | ||||
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Jani Honkonen
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r1758 | else | ||
| endValue.m_radius = 0; | ||||
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Jani Honkonen
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r668 | endValue.m_startAngle = endValue.m_startAngle + endValue.m_angleSpan; | ||
| endValue.m_angleSpan = 0; | ||||
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Jani Honkonen
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r1075 | endValue.m_isLabelVisible = false; | ||
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Jani Honkonen
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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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Michal Klocek
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r1735 | return animation; | ||
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Jani Honkonen
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r618 | } | ||
| void PieAnimation::updateCurrentValue(const QVariant &) | ||||
| { | ||||
| // nothing to do... | ||||
| } | ||||
| #include "moc_pieanimation_p.cpp" | ||||
|
Titta Heikkala
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r2712 | QT_CHARTS_END_NAMESPACE | ||