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/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "chartdataset_p.h"
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#include "qchartaxis.h"
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//series
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#include "qlineseries.h"
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#include "qareaseries.h"
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#include "qbarseries.h"
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#include "qstackedbarseries.h"
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#include "qpercentbarseries.h"
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#include "qpieseries.h"
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#include "qscatterseries.h"
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#include "qsplineseries.h"
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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ChartDataSet::ChartDataSet(QObject *parent):QObject(parent),
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m_axisX(new QChartAxis(this)),
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m_axisY(new QChartAxis(this)),
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m_domainIndex(0),
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m_axisXInitialized(false)
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{
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}
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ChartDataSet::~ChartDataSet()
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{
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}
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void ChartDataSet::addSeries(QSeries* series, QChartAxis *axisY)
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{
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if(axisY==0) axisY = m_axisY;
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QChartAxis* axis = m_seriesAxisMap.value(series);
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if(axis) {
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qWarning() << "Can not add series. Series already on the chart";
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return;
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}
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if(!series->parent()){
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series->setParent(this); // take ownership
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};
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if(!axisY->parent()){
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axisY->setParent(this); // take ownership
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}
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Domain* domain = m_axisDomainMap.value(axisY);
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if(!domain) {
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domain = new Domain(axisY);
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QObject::connect(axisY,SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisYChanged(qreal,qreal,int,bool)));
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QObject::connect(axisX(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisXChanged(qreal,qreal,int,bool)));
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QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal,int)),axisY,SLOT(handleAxisRangeChanged(qreal,qreal,int)));
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QObject::connect(domain,SIGNAL(rangeXChanged(qreal,qreal,int)),axisX(),SLOT(handleAxisRangeChanged(qreal,qreal,int)));
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//initialize
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m_axisDomainMap.insert(axisY,domain);
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emit axisAdded(axisY,domain);
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}
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if(!m_axisXInitialized){
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emit axisAdded(axisX(),domain);
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m_axisXInitialized=true;
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}
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calculateDomain(series,domain);
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m_seriesAxisMap.insert(series,axisY);
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QMapIterator<int, QSeries*> i(m_indexSeriesMap);
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int key=0;
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while (i.hasNext()) {
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i.next();
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if(i.key()!=key) {
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break;
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}
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key++;
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}
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m_indexSeriesMap.insert(key,series);
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emit seriesAdded(series,domain);
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}
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void ChartDataSet::removeSeries(QSeries* series)
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{
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QChartAxis* axis = m_seriesAxisMap.value(series);
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if(!axis){
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qWarning()<<"Can not remove series. Series not found on the chart.";
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return;
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}
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emit seriesRemoved(series);
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m_seriesAxisMap.remove(series);
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int key = seriesIndex(series);
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Q_ASSERT(key!=-1);
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m_indexSeriesMap.remove(key);
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if(series->parent()==this){
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delete series;
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series=0;
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}
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QList<QChartAxis*> axes = m_seriesAxisMap.values();
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int i = axes.indexOf(axis);
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if(i==-1){
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Domain* domain = m_axisDomainMap.take(axis);
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emit axisRemoved(axis);
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if(axis!=axisY()){
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if(axis->parent()==this){
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delete axis;
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axis=0;
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}
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}
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delete domain;
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}
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if(m_seriesAxisMap.values().size()==0)
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{
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m_axisXInitialized=false;
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emit axisRemoved(axisX());
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}
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}
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void ChartDataSet::removeAllSeries()
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{
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QList<QSeries*> series = m_seriesAxisMap.keys();
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foreach(QSeries* s , series) {
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removeSeries(s);
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}
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Q_ASSERT(m_seriesAxisMap.count()==0);
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Q_ASSERT(m_axisDomainMap.count()==0);
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}
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//to be removed with PIMPL
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void ChartDataSet::calculateDomain(QSeries* series,Domain* domain)
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{
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qreal minX(domain->minX());
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qreal minY(domain->minY());
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qreal maxX(domain->maxX());
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qreal maxY(domain->maxY());
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int tickXCount(domain->tickXCount());
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int tickYCount(domain->tickYCount());
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switch(series->type())
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{
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case QSeries::SeriesTypeLine:
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case QSeries::SeriesTypeSpline:
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case QSeries::SeriesTypeScatter:
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{
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QXYSeries* xySeries = static_cast<QXYSeries*>(series);
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for (int i = 0; i < xySeries->count(); i++)
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{
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qreal x = xySeries->x(i);
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qreal y = xySeries->y(i);
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minX = qMin(minX, x);
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minY = qMin(minY, y);
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maxX = qMax(maxX, x);
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maxY = qMax(maxY, y);
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}
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break;
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}
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case QSeries::SeriesTypeArea: {
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QAreaSeries* areaSeries = static_cast<QAreaSeries*>(series);
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QLineSeries* upperSeries = areaSeries->upperSeries();
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QLineSeries* lowerSeries = areaSeries->lowerSeries();
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for (int i = 0; i < upperSeries->count(); i++)
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{
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qreal x = upperSeries->x(i);
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qreal y = upperSeries->y(i);
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minX = qMin(minX, x);
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minY = qMin(minY, y);
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maxX = qMax(maxX, x);
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maxY = qMax(maxY, y);
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}
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if(lowerSeries) {
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for (int i = 0; i < lowerSeries->count(); i++)
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{
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qreal x = lowerSeries->x(i);
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qreal y = lowerSeries->y(i);
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minX = qMin(minX, x);
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minY = qMin(minY, y);
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maxX = qMax(maxX, x);
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maxY = qMax(maxY, y);
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}}
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break;
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}
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case QSeries::SeriesTypeBar: {
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QBarSeries* barSeries = static_cast<QBarSeries*>(series);
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qreal x = barSeries->categoryCount();
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qreal y = barSeries->max();
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minX = qMin(minX, x);
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minY = qMin(minY, y);
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maxX = qMax(maxX, x);
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maxY = qMax(maxY, y);
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tickXCount = x+1;
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setupCategories(barSeries);
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break;
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}
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case QSeries::SeriesTypeStackedBar: {
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QStackedBarSeries* stackedBarSeries = static_cast<QStackedBarSeries*>(series);
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qreal x = stackedBarSeries->categoryCount();
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qreal y = stackedBarSeries->maxCategorySum();
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minX = qMin(minX, x);
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minY = qMin(minY, y);
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maxX = qMax(maxX, x);
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maxY = qMax(maxY, y);
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tickXCount = x+1;
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setupCategories(stackedBarSeries);
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break;
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}
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case QSeries::SeriesTypePercentBar: {
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QPercentBarSeries* percentBarSeries = static_cast<QPercentBarSeries*>(series);
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qreal x = percentBarSeries->categoryCount();
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minX = qMin(minX, x);
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maxX = qMax(maxX, x);
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minY = 0;
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maxY = 100;
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tickXCount = x+1;
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setupCategories(percentBarSeries);
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break;
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}
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case QSeries::SeriesTypePie: {
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//QPieSeries *pieSeries = static_cast<QPieSeries *>(series);
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// TODO: domain stuff
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break;
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}
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default: {
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qDebug()<<__FUNCTION__<<"type" << series->type()<<"not supported";
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return;
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}
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}
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domain->setRangeX(minX,maxX,tickXCount);
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domain->setRangeY(minY,maxY,tickYCount);
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}
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void ChartDataSet::setupCategories(QBarSeries* series)
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{
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QChartAxisCategories* categories = axisX()->categories();
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categories->clear();
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categories->insert(series->categories());
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}
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void ChartDataSet::zoomInDomain(const QRectF& rect, const QSizeF& size)
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{
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QMapIterator<QChartAxis*, Domain*> i(m_axisDomainMap);
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while (i.hasNext()) {
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i.next();
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i.value()->zoomIn(rect,size);
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}
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}
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void ChartDataSet::zoomOutDomain(const QRectF& rect, const QSizeF& size)
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{
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QMapIterator<QChartAxis*, Domain*> i(m_axisDomainMap);
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while (i.hasNext()) {
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i.next();
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i.value()->zoomOut(rect,size);
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}
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}
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int ChartDataSet::seriesCount(QSeries::QSeriesType type)
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{
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int count=0;
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QMapIterator<QSeries*, QChartAxis*> i(m_seriesAxisMap);
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while (i.hasNext()) {
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i.next();
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if(i.key()->type()==type) count++;
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}
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return count;
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}
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int ChartDataSet::seriesIndex(QSeries *series)
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{
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QMapIterator<int, QSeries*> i(m_indexSeriesMap);
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while (i.hasNext()) {
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i.next();
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if (i.value() == series)
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return i.key();
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}
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return -1;
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}
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QChartAxis* ChartDataSet::axisY(QSeries* series) const
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{
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if(series == 0) return m_axisY;
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return m_seriesAxisMap.value(series);
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}
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Domain* ChartDataSet::domain(QSeries* series) const
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{
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QChartAxis* axis = m_seriesAxisMap.value(series);
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if(axis){
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return m_axisDomainMap.value(axis);
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}else
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return 0;
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}
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Domain* ChartDataSet::domain(QChartAxis* axis) const
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{
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if(!axis || axis==axisX()) {
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return m_axisDomainMap.value(axisY());
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}
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else {
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return m_axisDomainMap.value(axis);
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}
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}
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void ChartDataSet::scrollDomain(int dx,int dy,const QSizeF& size)
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{
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QMapIterator<QChartAxis*, Domain*> i( m_axisDomainMap);
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while (i.hasNext()) {
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i.next();
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i.value()->move(dx,dy,size);
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}
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}
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#include "moc_chartdataset_p.cpp"
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QTCOMMERCIALCHART_END_NAMESPACE
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