chartanimator.cpp
299 lines
| 8.5 KiB
| text/x-c
|
CppLexer
Jani Honkonen
|
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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r530 | #include "chartanimator_p.h" | ||
| #include "axisanimation_p.h" | ||||
| #include "xyanimation_p.h" | ||||
|
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r622 | #include "splineanimation_p.h" | ||
|
Michal Klocek
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r530 | #include "xychartitem_p.h" | ||
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Jani Honkonen
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r618 | #include "pieanimation_p.h" | ||
sauimone
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r671 | #include "baranimation_p.h" | ||
| #include "barchartitem_p.h" | ||||
|
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r560 | #include "areachartitem_p.h" | ||
|
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r622 | #include "splinechartitem_p.h" | ||
| #include "scatterchartitem_p.h" | ||||
|
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r530 | #include <QTimer> | ||
| Q_DECLARE_METATYPE(QVector<QPointF>) | ||||
| Q_DECLARE_METATYPE(QVector<qreal>) | ||||
|
sauimone
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r681 | Q_DECLARE_METATYPE(QVector<QRectF>) | ||
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r530 | |||
| QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
| const static int duration = 1000; | ||||
Marek Rosa
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r738 | ChartAnimator::ChartAnimator(QObject *parent):QObject(parent), | ||
| m_state(ShowState) | ||||
|
Michal Klocek
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r530 | { | ||
| } | ||||
| ChartAnimator::~ChartAnimator() | ||||
| { | ||||
| } | ||||
|
Marek Rosa
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r738 | void ChartAnimator::addAnimation(Axis *item) | ||
|
Michal Klocek
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r530 | { | ||
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Marek Rosa
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r738 | ChartAnimation *animation = m_animations.value(item); | ||
|
Michal Klocek
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r530 | |||
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Marek Rosa
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r738 | if (!animation) { | ||
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Michal Klocek
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r530 | animation = new AxisAnimation(item); | ||
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Marek Rosa
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r738 | m_animations.insert(item, animation); | ||
|
Michal Klocek
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r530 | } | ||
| item->setAnimator(this); | ||||
| } | ||||
|
Marek Rosa
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r738 | void ChartAnimator::addAnimation(SplineChartItem *item) | ||
|
Michal Klocek
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r622 | { | ||
|
Marek Rosa
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r738 | ChartAnimation *animation = m_animations.value(item); | ||
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r622 | |||
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Marek Rosa
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r738 | if (!animation) { | ||
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Michal Klocek
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r622 | animation = new SplineAnimation(item); | ||
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Marek Rosa
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r738 | m_animations.insert(item, animation); | ||
|
Michal Klocek
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r622 | } | ||
| item->setAnimator(this); | ||||
| } | ||||
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Marek Rosa
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r738 | void ChartAnimator::addAnimation(ScatterChartItem *item) | ||
|
Michal Klocek
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r622 | { | ||
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Marek Rosa
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r738 | ChartAnimation *animation = m_animations.value(item); | ||
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r622 | |||
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Marek Rosa
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r738 | if (!animation) { | ||
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Michal Klocek
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r622 | animation = new XYAnimation(item); | ||
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Marek Rosa
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r738 | m_animations.insert(item, animation); | ||
|
Michal Klocek
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r622 | } | ||
| item->setAnimator(this); | ||||
| } | ||||
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Marek Rosa
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r738 | void ChartAnimator::addAnimation(LineChartItem *item) | ||
|
Michal Klocek
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r530 | { | ||
|
Marek Rosa
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r738 | ChartAnimation *animation = m_animations.value(item); | ||
|
Michal Klocek
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r530 | |||
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Marek Rosa
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r738 | if (!animation) { | ||
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Michal Klocek
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r530 | animation = new XYAnimation(item); | ||
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Marek Rosa
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r738 | m_animations.insert(item, animation); | ||
|
Michal Klocek
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r530 | } | ||
| item->setAnimator(this); | ||||
| } | ||||
|
Marek Rosa
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r738 | void ChartAnimator::addAnimation(PieChartItem *item) | ||
|
Jani Honkonen
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r618 | { | ||
|
Marek Rosa
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r738 | ChartAnimation *animation = m_animations.value(item); | ||
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r618 | |||
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Marek Rosa
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r738 | if (!animation) { | ||
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r618 | animation = new PieAnimation(item); | ||
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Marek Rosa
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r738 | m_animations.insert(item, animation); | ||
|
Jani Honkonen
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r618 | } | ||
| item->setAnimator(this); | ||||
| } | ||||
|
Marek Rosa
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r738 | void ChartAnimator::addAnimation(BarChartItem *item) | ||
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sauimone
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r671 | { | ||
|
Marek Rosa
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r738 | ChartAnimation *animation = m_animations.value(item); | ||
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sauimone
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r671 | |||
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Marek Rosa
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r738 | if (!animation) { | ||
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sauimone
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r671 | animation = new BarAnimation(item); | ||
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Marek Rosa
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r738 | m_animations.insert(item, animation); | ||
|
sauimone
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r671 | } | ||
| item->setAnimator(this); | ||||
| } | ||||
|
Marek Rosa
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r738 | void ChartAnimator::removeAnimation(Chart *item) | ||
|
Michal Klocek
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r530 | { | ||
| item->setAnimator(0); | ||||
| m_animations.remove(item); | ||||
| } | ||||
|
Marek Rosa
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r738 | void ChartAnimator::updateLayout(Axis *item , QVector<qreal> &newLayout) | ||
|
Michal Klocek
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r530 | { | ||
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Marek Rosa
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r738 | AxisAnimation *animation = static_cast<AxisAnimation*>(m_animations.value(item)); | ||
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r530 | |||
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r560 | Q_ASSERT(animation); | ||
|
Michal Klocek
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r530 | |||
| QVector<qreal> oldLayout = item->layout(); | ||||
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Marek Rosa
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r738 | if (newLayout.count() == 0) | ||
| return; | ||||
| switch (m_state) { | ||||
| case ZoomOutState: { | ||||
| QRectF rect = item->geometry(); | ||||
| oldLayout.resize(newLayout.count()); | ||||
| for(int i = 0, j = oldLayout.count() - 1; i < (oldLayout.count() + 1) / 2; i++, j--) { | ||||
| oldLayout[i] = item->axisType() == Axis::X_AXIS ? rect.left() : rect.bottom(); | ||||
| oldLayout[j] = item->axisType() == Axis::X_AXIS ? rect.right() : rect.top(); | ||||
| } | ||||
| } | ||||
| break; | ||||
| case ZoomInState: { | ||||
| int index = qMin(oldLayout.count() * (item->axisType() == Axis::X_AXIS ? m_point.x() : (1 - m_point.y())), newLayout.count() - 1.0); | ||||
| oldLayout.resize(newLayout.count()); | ||||
| for(int i = 0; i < oldLayout.count(); i++) | ||||
| oldLayout[i]= oldLayout[index]; | ||||
|
Michal Klocek
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r530 | } | ||
|
Marek Rosa
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r738 | break; | ||
| case ScrollDownState: | ||||
| case ScrollRightState: { | ||||
| oldLayout.resize(newLayout.count()); | ||||
| for(int i = 0, j = i + 1; i < oldLayout.count() - 1; i++, j++) | ||||
| oldLayout[i]= oldLayout[j]; | ||||
| } | ||||
| break; | ||||
| case ScrollUpState: | ||||
| case ScrollLeftState: { | ||||
| oldLayout.resize(newLayout.count()); | ||||
| for(int i = oldLayout.count() - 1, j = i - 1; i > 0; i--, j--) | ||||
| oldLayout[i]= oldLayout[j]; | ||||
| } | ||||
| break; | ||||
| default: { | ||||
| oldLayout.resize(newLayout.count()); | ||||
| QRectF rect = item->geometry(); | ||||
| for(int i = 0, j = oldLayout.count() - 1; i < oldLayout.count(); i++, j--) | ||||
| oldLayout[i] = item->axisType() == Axis::X_AXIS ? rect.left() : rect.top(); | ||||
| } | ||||
| break; | ||||
| } | ||||
| if (animation->state() != QAbstractAnimation::Stopped) | ||||
| animation->stop(); | ||||
|
Michal Klocek
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r530 | |||
| animation->setDuration(duration); | ||||
| animation->setEasingCurve(QEasingCurve::OutQuart); | ||||
| QVariantAnimation::KeyValues value; | ||||
| animation->setKeyValues(value); //workaround for wrong interpolation call | ||||
| animation->setKeyValueAt(0.0, qVariantFromValue(oldLayout)); | ||||
| animation->setKeyValueAt(1.0, qVariantFromValue(newLayout)); | ||||
|
Marek Rosa
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r738 | QTimer::singleShot(0, animation, SLOT(start())); | ||
|
Michal Klocek
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r530 | } | ||
|
Marek Rosa
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r738 | void ChartAnimator::updateLayout(SplineChartItem *item, QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, QVector<QPointF> &oldControlPoints, QVector<QPointF> &newControlPoints, int index) | ||
|
Michal Klocek
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r530 | { | ||
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Marek Rosa
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r738 | SplineAnimation *animation = static_cast<SplineAnimation *>(m_animations.value(item)); | ||
|
Michal Klocek
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r530 | |||
|
Michal Klocek
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r560 | Q_ASSERT(animation); | ||
|
Michal Klocek
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r530 | |||
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Marek Rosa
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r738 | if (newPoints.count() < 2 || newControlPoints.count() < 2) | ||
| return; | ||||
|
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r530 | |||
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Marek Rosa
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r738 | bool empty = oldPoints.count() == 0; | ||
|
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r622 | |||
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r530 | |||
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Marek Rosa
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r738 | if (animation->state() != QAbstractAnimation::Stopped) | ||
| animation->stop(); | ||||
|
Michal Klocek
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r530 | |||
| animation->setDuration(duration); | ||||
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Marek Rosa
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r738 | if (!empty) | ||
| animation->setAnimationType(ChartAnimation::MoveDownAnimation); | ||||
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Michal Klocek
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r530 | else | ||
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Marek Rosa
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r738 | animation->setAnimationType(ChartAnimation::LineDrawAnimation); | ||
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r622 | |||
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r530 | animation->setEasingCurve(QEasingCurve::OutQuart); | ||
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Marek Rosa
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r738 | animation->setValues(oldPoints, newPoints, oldControlPoints, newControlPoints, index); | ||
|
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r622 | |||
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Marek Rosa
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r738 | QTimer::singleShot(0, animation, SLOT(start())); | ||
|
Michal Klocek
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r530 | } | ||
|
Michal Klocek
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r622 | |||
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Marek Rosa
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r738 | void ChartAnimator::updateLayout(XYChartItem *item, QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, int index) | ||
|
Michal Klocek
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r530 | { | ||
|
Marek Rosa
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r738 | XYAnimation *animation = static_cast<XYAnimation *>(m_animations.value(item)); | ||
|
Michal Klocek
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r530 | |||
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Michal Klocek
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r560 | Q_ASSERT(animation); | ||
|
Michal Klocek
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r530 | |||
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Marek Rosa
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r738 | if (newPoints.count() == 0) | ||
| return; | ||||
|
Michal Klocek
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r622 | |||
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Marek Rosa
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r738 | bool empty = oldPoints.count() == 0; | ||
|
Michal Klocek
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r622 | |||
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Marek Rosa
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r738 | if (animation->state() != QAbstractAnimation::Stopped) | ||
|
Michal Klocek
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r622 | animation->stop(); | ||
|
Michal Klocek
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r530 | animation->setDuration(duration); | ||
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Marek Rosa
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r738 | if (!empty) | ||
| animation->setAnimationType(ChartAnimation::MoveDownAnimation); | ||||
|
Michal Klocek
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r622 | else | ||
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Marek Rosa
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r738 | animation->setAnimationType(ChartAnimation::LineDrawAnimation); | ||
|
Michal Klocek
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r622 | |||
|
Michal Klocek
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r530 | animation->setEasingCurve(QEasingCurve::OutQuart); | ||
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Marek Rosa
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r738 | animation->setValues(oldPoints, newPoints, index); | ||
|
Michal Klocek
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r530 | |||
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Marek Rosa
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r738 | QTimer::singleShot(0, animation, SLOT(start())); | ||
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Michal Klocek
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r530 | } | ||
|
Marek Rosa
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r738 | void ChartAnimator::addAnimation(PieChartItem *item, QPieSlice *slice, const PieSliceData &sliceData, bool isEmpty) | ||
|
Jani Honkonen
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r618 | { | ||
|
Marek Rosa
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r738 | PieAnimation *animation = static_cast<PieAnimation *>(m_animations.value(item)); | ||
|
Jani Honkonen
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r618 | Q_ASSERT(animation); | ||
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Jani Honkonen
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r668 | animation->addSlice(slice, sliceData, isEmpty); | ||
|
Jani Honkonen
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r621 | } | ||
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Marek Rosa
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r738 | void ChartAnimator::removeAnimation(PieChartItem *item, QPieSlice *slice) | ||
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Jani Honkonen
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r621 | { | ||
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Marek Rosa
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r738 | PieAnimation *animation = static_cast<PieAnimation *>(m_animations.value(item)); | ||
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Jani Honkonen
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r621 | Q_ASSERT(animation); | ||
| animation->removeSlice(slice); | ||||
| } | ||||
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Marek Rosa
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r738 | void ChartAnimator::updateLayout(PieChartItem *item, const PieLayout &layout) | ||
|
Jani Honkonen
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r621 | { | ||
|
Marek Rosa
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r738 | PieAnimation *animation = static_cast<PieAnimation *>(m_animations.value(item)); | ||
|
Jani Honkonen
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r621 | Q_ASSERT(animation); | ||
| animation->updateValues(layout); | ||||
|
Jani Honkonen
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r618 | } | ||
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Marek Rosa
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r738 | void ChartAnimator::updateLayout(PieChartItem *item, QPieSlice *slice, const PieSliceData &sliceData) | ||
|
Jani Honkonen
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r618 | { | ||
|
Marek Rosa
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r738 | PieAnimation *animation = static_cast<PieAnimation *>(m_animations.value(item)); | ||
|
Jani Honkonen
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r618 | Q_ASSERT(animation); | ||
|
Jani Honkonen
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r668 | animation->updateValue(slice, sliceData); | ||
|
Jani Honkonen
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r618 | } | ||
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Marek Rosa
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r738 | void ChartAnimator::updateLayout(BarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout) | ||
|
sauimone
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r671 | { | ||
|
Marek Rosa
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r738 | BarAnimation *animation = static_cast<BarAnimation *>(m_animations.value(item)); | ||
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sauimone
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r671 | Q_ASSERT(animation); | ||
|
sauimone
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r681 | animation->setDuration(duration); | ||
| animation->setKeyValueAt(0.0, qVariantFromValue(oldLayout)); | ||||
| animation->setKeyValueAt(1.0, qVariantFromValue(newLayout)); | ||||
|
Marek Rosa
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r738 | QTimer::singleShot(0, animation, SLOT(start())); | ||
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sauimone
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r671 | } | ||
|
Marek Rosa
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r738 | void ChartAnimator::setState(State state, const QPointF &point) | ||
|
Michal Klocek
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r531 | { | ||
|
Marek Rosa
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r738 | m_state = state; | ||
| m_point = point; | ||||
|
Michal Klocek
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r531 | } | ||
|
Michal Klocek
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r530 | QTCOMMERCIALCHART_END_NAMESPACE | ||