chartdataset.cpp
464 lines
| 12.4 KiB
| text/x-c
|
CppLexer
/ src / chartdataset.cpp
Michal Klocek
|
r771 | /**************************************************************************** | ||
| ** | ||||
| ** 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
|
r131 | #include "chartdataset_p.h" | ||
Jani Honkonen
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r1314 | #include "qchart.h" | ||
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r1541 | #include "qvaluesaxis.h" | ||
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r1613 | #include "qbarcategoriesaxis.h" | ||
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r1541 | #include "qvaluesaxis_p.h" | ||
Tero Ahola
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r988 | #include "qabstractseries_p.h" | ||
sauimone
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r1586 | #include "qabstractbarseries.h" | ||
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sauimone
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r338 | #include "qstackedbarseries.h" | ||
| #include "qpercentbarseries.h" | ||||
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r146 | #include "qpieseries.h" | ||
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r131 | |||
| QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
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r1314 | ChartDataSet::ChartDataSet(QChart *parent):QObject(parent), | ||
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r1556 | m_domainIndex(0) | ||
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r131 | { | ||
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r1556 | |||
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r131 | } | ||
| ChartDataSet::~ChartDataSet() | ||||
| { | ||||
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r1062 | removeAllSeries(); | ||
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r131 | } | ||
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r1541 | void ChartDataSet::addSeries(QAbstractSeries* series) | ||
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r131 | { | ||
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r1577 | Domain* domain = m_seriesDomainMap.value(series); | ||
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r910 | |||
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r1577 | if(domain) { | ||
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r439 | qWarning() << "Can not add series. Series already on the chart"; | ||
| return; | ||||
| } | ||||
|
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r223 | |||
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r974 | series->setParent(this); // take ownership | ||
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r223 | |||
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r1577 | domain = new Domain(series); | ||
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r421 | |||
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r1556 | m_seriesDomainMap.insert(series,domain); | ||
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r421 | |||
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r943 | series->d_ptr->scaleDomain(*domain); | ||
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Tero Ahola
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r988 | QMapIterator<int, QAbstractSeries*> i(m_indexSeriesMap); | ||
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r910 | |||
| int key=0; | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| if(i.key()!=key) { | ||||
| break; | ||||
| } | ||||
| key++; | ||||
| } | ||||
| m_indexSeriesMap.insert(key,series); | ||||
|
Jani Honkonen
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r1314 | series->d_ptr->m_chart = qobject_cast<QChart*>(parent()); | ||
| series->d_ptr->m_dataset = this; | ||||
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r1062 | |||
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r910 | emit seriesAdded(series,domain); | ||
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r139 | |||
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r439 | } | ||
|
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r142 | |||
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r1577 | void ChartDataSet::createDefaultAxes() | ||
| { | ||||
|
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r1588 | if(m_seriesDomainMap.isEmpty()) return; | ||
| QAbstractAxis::AxisTypes typeX(0); | ||||
| QAbstractAxis::AxisTypes typeY(0); | ||||
| QMapIterator<QAbstractSeries*, Domain*> i(m_seriesDomainMap); | ||||
|
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r1577 | while (i.hasNext()) { | ||
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r1588 | i.next(); | ||
| removeAxes(i.key()); | ||||
| } | ||||
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r1577 | |||
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r1588 | i.toFront(); | ||
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r1577 | |||
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r1588 | while (i.hasNext()) { | ||
| i.next(); | ||||
| QAbstractAxis* axisX = m_seriesAxisXMap.value(i.key()); | ||||
| QAbstractAxis* axisY = m_seriesAxisYMap.value(i.key()); | ||||
| if(axisX) typeX&=axisX->type(); | ||||
| else typeX|=i.key()->d_ptr->defaultAxisXType(); | ||||
| if(axisY) typeY&=axisY->type(); | ||||
| else typeY|=i.key()->d_ptr->defaultAxisYType(); | ||||
| } | ||||
|
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r1577 | |||
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r1588 | if(typeX.testFlag(QAbstractAxis::AxisTypeValues) && typeX.testFlag(QAbstractAxis::AxisTypeCategories)) | ||
| { | ||||
| i.toFront(); | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| QAbstractAxis* axis = createAxis(i.key()->d_ptr->defaultAxisXType()); | ||||
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r1616 | if(!axis) continue; | ||
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r1588 | i.key()->d_ptr->initializeAxisX(axis); | ||
| addAxisX(axis,i.key()); | ||||
| emit axisAdded(axis,i.value()); | ||||
|
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r1577 | } | ||
|
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r1588 | }else if(!typeY.testFlag(QAbstractAxis::AxisTypeNoAxis)){ | ||
| QAbstractAxis* axis = createAxis(QAbstractAxis::AxisType(int(typeX))); | ||||
| i.toFront(); | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| i.key()->d_ptr->initializeAxisX(axis); | ||||
| addAxisX(axis,i.key()); | ||||
| } | ||||
| emit axisAdded(axis,i.value()); | ||||
| } | ||||
| if(typeY.testFlag(QAbstractAxis::AxisTypeValues) && typeY.testFlag(QAbstractAxis::AxisTypeCategories)) | ||||
| { | ||||
| i.toFront(); | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| QAbstractAxis* axis = createAxis(i.key()->d_ptr->defaultAxisYType()); | ||||
| i.key()->d_ptr->initializeAxisY(axis); | ||||
| addAxisY(axis,i.key()); | ||||
| emit axisAdded(axis,i.value()); | ||||
|
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r1577 | } | ||
|
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r1588 | |||
| }else if(!typeY.testFlag(QAbstractAxis::AxisTypeNoAxis)){ | ||||
| QAbstractAxis* axis = createAxis(QAbstractAxis::AxisType(int(typeY))); | ||||
| i.toFront(); | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| i.key()->d_ptr->initializeAxisY(axis); | ||||
| addAxisY(axis,i.key()); | ||||
| } | ||||
| emit axisAdded(axis,i.value()); | ||||
|
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r1577 | } | ||
| } | ||||
|
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r1588 | QAbstractAxis* ChartDataSet::createAxis(QAbstractAxis::AxisType type) | ||
| { | ||||
| QAbstractAxis* axis =0; | ||||
| switch(type) { | ||||
| case QAbstractAxis::AxisTypeValues: | ||||
| axis = new QValuesAxis(this); | ||||
| break; | ||||
| case QAbstractAxis::AxisTypeCategories: | ||||
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r1612 | axis = new QBarCategoriesAxis(this); | ||
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r1588 | break; | ||
| default: | ||||
| axis = 0; | ||||
| break; | ||||
| } | ||||
| return axis; | ||||
| } | ||||
| void ChartDataSet::addAxisX(QAbstractAxis* axis,QAbstractSeries* series) { | ||||
| Domain* domain = m_seriesDomainMap.value(series); | ||||
| QObject::connect(axis->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisXChanged(qreal,qreal,int,bool))); | ||||
| QObject::connect(domain,SIGNAL(rangeXChanged(qreal,qreal,int)),axis->d_ptr.data(),SLOT(handleAxisRangeChanged(qreal,qreal,int))); | ||||
| axis->d_ptr->m_orientation=Qt::Horizontal; | ||||
| m_seriesAxisXMap.insert(series,axis); | ||||
| } | ||||
| void ChartDataSet::addAxisY(QAbstractAxis* axis,QAbstractSeries* series) { | ||||
| Domain* domain = m_seriesDomainMap.value(series); | ||||
| QObject::connect(axis->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisYChanged(qreal,qreal,int,bool))); | ||||
| QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal,int)),axis->d_ptr.data(),SLOT(handleAxisRangeChanged(qreal,qreal,int))); | ||||
| axis->d_ptr->m_orientation=Qt::Vertical; | ||||
| m_seriesAxisYMap.insert(series,axis); | ||||
| } | ||||
|
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r1556 | void ChartDataSet::removeSeries(QAbstractSeries* series) | ||
|
Michal Klocek
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r439 | { | ||
|
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r1556 | Domain* domain = m_seriesDomainMap.take(series); | ||
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Michal Klocek
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r910 | |||
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r1556 | if(!domain) { | ||
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r910 | qWarning()<<"Can not remove series. Series not found on the chart."; | ||
|
Michal Klocek
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r1556 | } | ||
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r974 | |||
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r910 | emit seriesRemoved(series); | ||
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r974 | |||
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r1558 | delete domain; | ||
| domain = 0; | ||||
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r910 | int key = seriesIndex(series); | ||
| Q_ASSERT(key!=-1); | ||||
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r139 | |||
|
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r910 | m_indexSeriesMap.remove(key); | ||
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r1314 | |||
|
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r974 | series->setParent(0); | ||
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Jani Honkonen
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r1314 | series->d_ptr->m_chart = 0; | ||
| series->d_ptr->m_dataset = 0; | ||||
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r139 | |||
|
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r1588 | removeAxes(series); | ||
| } | ||||
| void ChartDataSet::removeAxes(QAbstractSeries* series) | ||||
| { | ||||
|
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r1564 | QAbstractAxis* axisX = m_seriesAxisXMap.take(series); | ||
|
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r910 | |||
|
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r1564 | if(axisX) { | ||
| QList<QAbstractAxis*> axesX = m_seriesAxisXMap.values(); | ||||
| int x = axesX.indexOf(axisX); | ||||
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r223 | |||
|
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r1564 | if(x==-1) { | ||
| emit axisRemoved(axisX); | ||||
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Michal Klocek
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r1569 | axisX->deleteLater(); | ||
|
Michal Klocek
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r1564 | } | ||
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r439 | } | ||
|
Michal Klocek
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r223 | |||
|
Michal Klocek
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r1564 | QAbstractAxis* axisY = m_seriesAxisYMap.take(series); | ||
| if(axisY) { | ||||
| QList<QAbstractAxis*> axesY = m_seriesAxisYMap.values(); | ||||
| int y = axesY.indexOf(axisY); | ||||
| if(y==-1) { | ||||
| emit axisRemoved(axisY); | ||||
|
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r1569 | axisY->deleteLater(); | ||
|
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r1564 | } | ||
|
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r223 | } | ||
|
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r139 | } | ||
|
Michal Klocek
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r258 | void ChartDataSet::removeAllSeries() | ||
| { | ||||
|
Michal Klocek
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r1556 | QList<QAbstractSeries*> series = m_seriesDomainMap.keys(); | ||
|
Tero Ahola
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r988 | foreach(QAbstractSeries *s , series) { | ||
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r1556 | removeSeries(s); | ||
|
Michal Klocek
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r139 | } | ||
|
sauimone
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r1554 | Q_ASSERT(m_seriesAxisXMap.count()==0); | ||
|
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r1556 | Q_ASSERT(m_seriesAxisXMap.count()==0); | ||
| Q_ASSERT(m_seriesDomainMap.count()==0); | ||||
|
Michal Klocek
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r910 | |||
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r974 | qDeleteAll(series); | ||
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Michal Klocek
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r139 | } | ||
|
Michal Klocek
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r439 | void ChartDataSet::zoomInDomain(const QRectF& rect, const QSizeF& size) | ||
|
Michal Klocek
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r139 | { | ||
|
Michal Klocek
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r1593 | //for performance reasons block, signals and scale "full" domain one by one. Gives twice less screen updates | ||
| blockAxisSignals(true); | ||||
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r1556 | QMapIterator<QAbstractSeries*, Domain*> i(m_seriesDomainMap); | ||
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r1593 | |||
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r439 | while (i.hasNext()) { | ||
| i.next(); | ||||
| i.value()->zoomIn(rect,size); | ||||
|
Michal Klocek
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r223 | } | ||
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Michal Klocek
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r1593 | |||
| blockAxisSignals(false); | ||||
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Michal Klocek
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r439 | } | ||
|
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r223 | |||
|
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r439 | void ChartDataSet::zoomOutDomain(const QRectF& rect, const QSizeF& size) | ||
| { | ||||
|
Michal Klocek
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r1593 | //for performance reasons block, signals and scale "full" domain one by one. Gives twice less screen updates | ||
| blockAxisSignals(true); | ||||
|
Michal Klocek
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r1556 | QMapIterator<QAbstractSeries*, Domain*> i(m_seriesDomainMap); | ||
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Michal Klocek
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r1593 | |||
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r439 | while (i.hasNext()) { | ||
| i.next(); | ||||
| i.value()->zoomOut(rect,size); | ||||
| } | ||||
|
Michal Klocek
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r1593 | |||
| blockAxisSignals(false); | ||||
| } | ||||
| void ChartDataSet::blockAxisSignals(bool enabled) | ||||
| { | ||||
| QMapIterator<QAbstractSeries*, Domain*> i(m_seriesDomainMap); | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| QAbstractAxis* axisX = m_seriesAxisXMap.value(i.key()); | ||||
| QAbstractAxis* axisY = m_seriesAxisYMap.value(i.key()); | ||||
| if(axisX) axisX->blockSignals(enabled); | ||||
| if(axisY) axisY->blockSignals(enabled); | ||||
| } | ||||
|
Michal Klocek
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r223 | } | ||
|
Michal Klocek
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r1107 | int ChartDataSet::seriesCount(QAbstractSeries::SeriesType type) | ||
|
Michal Klocek
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r910 | { | ||
| int count=0; | ||||
|
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r1577 | QMapIterator<QAbstractSeries*, Domain*> i(m_seriesDomainMap); | ||
|
Michal Klocek
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r910 | while (i.hasNext()) { | ||
| i.next(); | ||||
| if(i.key()->type()==type) count++; | ||||
| } | ||||
| return count; | ||||
| } | ||||
|
Tero Ahola
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r988 | int ChartDataSet::seriesIndex(QAbstractSeries *series) | ||
|
Tero Ahola
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r538 | { | ||
|
Tero Ahola
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r988 | QMapIterator<int, QAbstractSeries*> i(m_indexSeriesMap); | ||
|
Michal Klocek
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r910 | while (i.hasNext()) { | ||
| i.next(); | ||||
| if (i.value() == series) | ||||
| return i.key(); | ||||
|
Tero Ahola
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r538 | } | ||
|
Tero Ahola
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r825 | return -1; | ||
|
Tero Ahola
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r538 | } | ||
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sauimone
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r1554 | QAbstractAxis* ChartDataSet::axisX(QAbstractSeries *series) const | ||
| { | ||||
|
Michal Klocek
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r1641 | if(series == 0) { | ||
| QMapIterator<QAbstractSeries*, QAbstractAxis *> i(m_seriesAxisXMap); | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| if(i.value()->isVisible()) return i.value(); | ||||
| } | ||||
| return 0; | ||||
| } | ||||
|
sauimone
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r1554 | return m_seriesAxisXMap.value(series); | ||
| } | ||||
|
Michal Klocek
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r1541 | QAbstractAxis* ChartDataSet::axisY(QAbstractSeries *series) const | ||
|
Michal Klocek
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r223 | { | ||
|
Michal Klocek
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r1641 | if(series == 0) { | ||
| QMapIterator<QAbstractSeries*, QAbstractAxis *> i(m_seriesAxisYMap); | ||||
| while (i.hasNext()) { | ||||
| i.next(); | ||||
| if(i.value()->isVisible()) return i.value(); | ||||
| } | ||||
| return 0; | ||||
| } | ||||
|
sauimone
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r1554 | return m_seriesAxisYMap.value(series); | ||
|
Michal Klocek
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r223 | } | ||
|
sauimone
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r1554 | void ChartDataSet::setAxisX(QAbstractSeries *series, QAbstractAxis *axis) | ||
| { | ||||
|
Michal Klocek
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r1564 | Q_ASSERT(axis); | ||
|
Michal Klocek
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r1577 | Domain* domain = m_seriesDomainMap.value(series); | ||
|
Michal Klocek
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r1564 | |||
|
Michal Klocek
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r1577 | if(!domain) { | ||
| qWarning() << "Series not found on the chart."; | ||||
| return; | ||||
|
Michal Klocek
|
r1564 | } | ||
| if(axis->d_ptr->m_orientation==Qt::Vertical) { | ||||
|
Michal Klocek
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r1577 | qWarning()<<"Axis already defined as axis Y"; | ||
| return; | ||||
|
Michal Klocek
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r1564 | } | ||
|
Michal Klocek
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r1577 | QAbstractAxis *oldAxis = m_seriesAxisXMap.take(series); | ||
| QList<QAbstractAxis*> axesX = m_seriesAxisXMap.values(); | ||||
|
Michal Klocek
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r1564 | |||
|
Michal Klocek
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r1577 | if(oldAxis) { | ||
| int x = axesX.indexOf(oldAxis); | ||||
| if(x==-1) { | ||||
| emit axisRemoved(oldAxis); | ||||
| oldAxis->deleteLater(); | ||||
| } | ||||
| } | ||||
|
Michal Klocek
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r1564 | |||
| QObject::connect(axis->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisXChanged(qreal,qreal,int,bool))); | ||||
| QObject::connect(domain,SIGNAL(rangeXChanged(qreal,qreal,int)),axis->d_ptr.data(),SLOT(handleAxisRangeChanged(qreal,qreal,int))); | ||||
|
Michal Klocek
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r1577 | int x = axesX.indexOf(axis); | ||
|
Michal Klocek
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r1564 | if(x==-1) { | ||
|
Michal Klocek
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r1577 | axis->d_ptr->m_orientation=Qt::Horizontal; | ||
| emit axisAdded(axis,domain); | ||||
|
Michal Klocek
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r1564 | } | ||
| m_seriesAxisXMap.insert(series,axis); | ||||
|
Michal Klocek
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r1611 | axis->d_ptr->emitRange(); | ||
|
sauimone
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r1554 | } | ||
| void ChartDataSet::setAxisY(QAbstractSeries *series, QAbstractAxis *axis) | ||||
|
Michal Klocek
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r1542 | { | ||
|
Michal Klocek
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r1577 | Q_ASSERT(axis); | ||
| Domain* domain = m_seriesDomainMap.value(series); | ||||
|
Michal Klocek
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r1564 | |||
|
Michal Klocek
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r1577 | if(!domain) { | ||
| qWarning() << "Series not found on the chart."; | ||||
| return; | ||||
| } | ||||
|
Michal Klocek
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r1564 | |||
| if(axis->d_ptr->m_orientation==Qt::Horizontal) { | ||||
| qWarning()<<"Axis already defined as axis X"; | ||||
| return; | ||||
| } | ||||
|
Michal Klocek
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r1577 | QAbstractAxis *oldAxis = m_seriesAxisYMap.take(series); | ||
| QList<QAbstractAxis*> axesY = m_seriesAxisYMap.values(); | ||||
|
Michal Klocek
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r1564 | |||
|
Michal Klocek
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r1577 | if(oldAxis) { | ||
| int y = axesY.indexOf(oldAxis); | ||||
| if(y==-1) { | ||||
| emit axisRemoved(oldAxis); | ||||
| oldAxis->deleteLater(); | ||||
| } | ||||
| } | ||||
|
Michal Klocek
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r1564 | |||
|
Michal Klocek
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r1577 | QObject::connect(axis->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisYChanged(qreal,qreal,int,bool))); | ||
| QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal,int)),axis->d_ptr.data(),SLOT(handleAxisRangeChanged(qreal,qreal,int))); | ||||
|
Michal Klocek
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r1564 | |||
|
Michal Klocek
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r1577 | int y = axesY.indexOf(axis); | ||
|
Michal Klocek
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r1564 | if(y==-1) { | ||
| axis->d_ptr->m_orientation=Qt::Vertical; | ||||
| emit axisAdded(axis,domain); | ||||
| } | ||||
|
Michal Klocek
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r1577 | m_seriesAxisYMap.insert(series,axis); | ||
|
Michal Klocek
|
r1611 | axis->d_ptr->emitRange(); | ||
|
Michal Klocek
|
r1564 | } | ||
| Domain* ChartDataSet::domain(QAbstractSeries *series) const | ||||
| { | ||||
| return m_seriesDomainMap.value(series); | ||||
|
Michal Klocek
|
r1542 | } | ||
|
Michal Klocek
|
r1267 | void ChartDataSet::scrollDomain(qreal dx,qreal dy,const QSizeF& size) | ||
|
Michal Klocek
|
r531 | { | ||
|
Michal Klocek
|
r1593 | blockAxisSignals(true); | ||
|
Michal Klocek
|
r1556 | QMapIterator<QAbstractSeries*, Domain*> i(m_seriesDomainMap); | ||
|
Michal Klocek
|
r1078 | while (i.hasNext()) { | ||
| i.next(); | ||||
| i.value()->move(dx,dy,size); | ||||
| } | ||||
|
Michal Klocek
|
r1593 | blockAxisSignals(false); | ||
|
Michal Klocek
|
r1078 | } | ||
| QList<QAbstractSeries*> ChartDataSet::series() const | ||||
| { | ||||
|
sauimone
|
r1554 | return m_seriesAxisXMap.keys(); | ||
|
Michal Klocek
|
r531 | } | ||
|
sauimone
|
r1263 | void ChartDataSet::updateSeries(QAbstractSeries *series) | ||
| { | ||||
| emit seriesUpdated(series); | ||||
| } | ||||
|
Michal Klocek
|
r131 | #include "moc_chartdataset_p.cpp" | ||
| QTCOMMERCIALCHART_END_NAMESPACE | ||||