##// END OF EJS Templates
Emit hover leave signal from PieSliceItem when it gets destroyed....
Emit hover leave signal from PieSliceItem when it gets destroyed. This fixes the problem with the drilldown demo highlight getting stuck when switching series.

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r1078:1aa0ef449433
r1083:b264b1ddc4c8
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chartdataset.cpp
290 lines | 7.9 KiB | text/x-c | CppLexer
/****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
#include "chartdataset_p.h"
#include "qaxis.h"
#include "qaxis_p.h"
#include "qabstractseries_p.h"
#include "qbarseries.h"
#include "qstackedbarseries.h"
#include "qpercentbarseries.h"
#include "qpieseries.h"
QTCOMMERCIALCHART_BEGIN_NAMESPACE
ChartDataSet::ChartDataSet(QObject *parent):QObject(parent),
m_axisX(new QAxis(this)),
m_axisY(new QAxis(this)),
m_domainIndex(0),
m_axisXInitialized(false),
m_axisYInitialized(false)
{
//create main domain
Domain* domain = new Domain(m_axisY);
m_axisDomainMap.insert(m_axisY,domain);
QObject::connect(m_axisY->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisYChanged(qreal,qreal,int,bool)));
QObject::connect(m_axisX->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisXChanged(qreal,qreal,int,bool)));
QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal,int)),m_axisY->d_ptr.data(),SLOT(handleAxisRangeChanged(qreal,qreal,int)));
QObject::connect(domain,SIGNAL(rangeXChanged(qreal,qreal,int)),m_axisX->d_ptr.data(),SLOT(handleAxisRangeChanged(qreal,qreal,int)));
}
ChartDataSet::~ChartDataSet()
{
removeAllSeries();
}
void ChartDataSet::addSeries(QAbstractSeries* series, QAxis *axisY)
{
if(axisY==0) axisY = m_axisY;
QAxis* axis = m_seriesAxisMap.value(series);
if(axis) {
qWarning() << "Can not add series. Series already on the chart";
return;
}
series->setParent(this); // take ownership
axisY->setParent(this); // take ownership
Domain* domain = m_axisDomainMap.value(axisY);
if(!domain) {
domain = new Domain(axisY);
QObject::connect(axisY->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisYChanged(qreal,qreal,int,bool)));
QObject::connect(axisX()->d_ptr.data(),SIGNAL(changed(qreal,qreal,int,bool)),domain,SLOT(handleAxisXChanged(qreal,qreal,int)));
QObject::connect(domain,SIGNAL(rangeYChanged(qreal,qreal,int)),axisY->d_ptr.data(),SLOT(handleAxisRangeChanged(qreal,qreal,int)));
//initialize
m_axisDomainMap.insert(axisY,domain);
emit axisAdded(axisY,domain);
}
if(!m_axisXInitialized){
m_axisXInitialized=true;
emit axisAdded(m_axisX,domain);
}
if(!m_axisYInitialized && axisY==m_axisY){
m_axisYInitialized=true;
emit axisAdded(m_axisY,domain);
}
series->d_ptr->scaleDomain(*domain);
if(series->type() == QAbstractSeries::SeriesTypeBar
|| series->type() == QAbstractSeries::SeriesTypeStackedBar
|| series->type() == QAbstractSeries::SeriesTypePercentBar) {
QBarSeries* barSeries = static_cast<QBarSeries*>(series);
setupCategories(barSeries);
}
if (series->type()== QAbstractSeries::SeriesTypePie && m_seriesAxisMap.count() == 0) {
axisX()->hide();
this->axisY()->hide();
}
m_seriesAxisMap.insert(series,axisY);
QMapIterator<int, QAbstractSeries*> i(m_indexSeriesMap);
int key=0;
while (i.hasNext()) {
i.next();
if(i.key()!=key) {
break;
}
key++;
}
m_indexSeriesMap.insert(key,series);
series->d_ptr->m_dataset=this;
emit seriesAdded(series,domain);
}
QAxis* ChartDataSet::removeSeries(QAbstractSeries* series)
{
QAxis* axis = m_seriesAxisMap.value(series);
if(!axis){
qWarning()<<"Can not remove series. Series not found on the chart.";
return 0;
}
emit seriesRemoved(series);
m_seriesAxisMap.remove(series);
int key = seriesIndex(series);
Q_ASSERT(key!=-1);
m_indexSeriesMap.remove(key);
series->setParent(0);
series->d_ptr->m_dataset=0;
QList<QAxis*> axes = m_seriesAxisMap.values();
int i = axes.indexOf(axis);
if(i==-1){
Domain* domain = m_axisDomainMap.take(axis);
emit axisRemoved(axis);
if(axis!=m_axisY){
axis->setParent(0);
delete domain;
}else{
m_axisYInitialized=false;
m_axisDomainMap.insert(m_axisY,domain);
}
}
if(m_seriesAxisMap.values().size()==0)
{
m_axisXInitialized=false;
emit axisRemoved(axisX());
}
return axis;
}
void ChartDataSet::removeAllSeries()
{
QList<QAbstractSeries*> series = m_seriesAxisMap.keys();
QList<QAxis*> axes;
foreach(QAbstractSeries *s , series) {
QAxis* axis = removeSeries(s);
if(axis==axisY()) continue;
int i = axes.indexOf(axis);
if(i==-1){
axes<<axis;
}
}
Q_ASSERT(m_seriesAxisMap.count()==0);
Q_ASSERT(m_axisDomainMap.count()==1);
qDeleteAll(series);
qDeleteAll(axes);
}
void ChartDataSet::setupCategories(QBarSeries* series)
{
QAxisCategories* categories = axisX()->categories();
categories->clear();
categories->insert(series->categories());
}
void ChartDataSet::zoomInDomain(const QRectF& rect, const QSizeF& size)
{
QMapIterator<QAxis*, Domain*> i(m_axisDomainMap);
//main domain has to be the last one;
Domain *domain = m_axisDomainMap.value(axisY());
Q_ASSERT(domain);
while (i.hasNext()) {
i.next();
if(i.value()==domain) continue;
i.value()->zoomIn(rect,size);
}
domain->zoomIn(rect,size);
}
void ChartDataSet::zoomOutDomain(const QRectF& rect, const QSizeF& size)
{
QMapIterator<QAxis*, Domain*> i(m_axisDomainMap);
//main domain has to be the last one;
Domain *domain = m_axisDomainMap.value(axisY());
Q_ASSERT(domain);
while (i.hasNext()) {
i.next();
if(i.value()==domain) continue;
i.value()->zoomOut(rect,size);
}
domain->zoomOut(rect,size);
}
int ChartDataSet::seriesCount(QAbstractSeries::QSeriesType type)
{
int count=0;
QMapIterator<QAbstractSeries*, QAxis*> i(m_seriesAxisMap);
while (i.hasNext()) {
i.next();
if(i.key()->type()==type) count++;
}
return count;
}
int ChartDataSet::seriesIndex(QAbstractSeries *series)
{
QMapIterator<int, QAbstractSeries*> i(m_indexSeriesMap);
while (i.hasNext()) {
i.next();
if (i.value() == series)
return i.key();
}
return -1;
}
QAxis* ChartDataSet::axisY(QAbstractSeries *series) const
{
if(series == 0) return m_axisY;
return m_seriesAxisMap.value(series);
}
Domain* ChartDataSet::domain(QAbstractSeries *series) const
{
QAxis* axis = m_seriesAxisMap.value(series);
if(axis){
return m_axisDomainMap.value(axis);
}else
return 0;
}
Domain* ChartDataSet::domain(QAxis* axis) const
{
if(!axis || axis==axisX()) {
return m_axisDomainMap.value(axisY());
}
else {
return m_axisDomainMap.value(axis);
}
}
void ChartDataSet::scrollDomain(int dx,int dy,const QSizeF& size)
{
QMapIterator<QAxis*, Domain*> i( m_axisDomainMap);
//main domain has to be the last one;
Domain *domain = m_axisDomainMap.value(axisY());
while (i.hasNext()) {
i.next();
if(i.value()==domain) continue;
i.value()->move(dx,dy,size);
}
domain->move(dx,dy,size);
}
QList<QAbstractSeries*> ChartDataSet::series() const
{
return m_seriesAxisMap.keys();
}
#include "moc_chartdataset_p.cpp"
QTCOMMERCIALCHART_END_NAMESPACE