##// END OF EJS Templates
qdoc for QChartSeries
qdoc for QChartSeries

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declarativescatterseries.cpp
68 lines | 2.1 KiB | text/x-c | CppLexer
/ qmlplugin / declarativescatterseries.cpp
#include "declarativescatterseries.h"
#include "declarativechart.h"
#include "qchart.h"
#include "qscatterseries.h"
QTCOMMERCIALCHART_BEGIN_NAMESPACE
DeclarativeScatterSeries::DeclarativeScatterSeries(QDeclarativeItem *parent) :
QDeclarativeItem(parent),
m_chart(0),
m_series(0)
{
setFlag(QGraphicsItem::ItemHasNoContents, false);
connect(this, SIGNAL(parentChanged()),
this, SLOT(setParentForSeries()));
}
void DeclarativeScatterSeries::setParentForSeries()
{
if (!m_series)
initSeries();
}
void DeclarativeScatterSeries::initSeries()
{
Q_ASSERT(!m_series);
DeclarativeChart *declarativeChart = qobject_cast<DeclarativeChart *>(parent());
if (declarativeChart) {
QChart *chart = qobject_cast<QChart *>(declarativeChart->m_chart);
qDebug() << "creating scatter series for chart: " << chart;
Q_ASSERT(chart);
m_series = new QScatterSeries();
Q_ASSERT(m_series);
for (int i(0); i < m_data.count(); i++) {
ScatterElement *element = m_data.at(i);
*m_series << QPointF(element->x(), element->y());
}
chart->addSeries(m_series);
}
}
QDeclarativeListProperty<ScatterElement> DeclarativeScatterSeries::data()
{
return QDeclarativeListProperty<ScatterElement>(this, 0,
&DeclarativeScatterSeries::appendData);
}
void DeclarativeScatterSeries::appendData(QDeclarativeListProperty<ScatterElement> *list,
ScatterElement *element)
{
DeclarativeScatterSeries *series = qobject_cast<DeclarativeScatterSeries *>(list->object);
qDebug() << "appendData: " << series;
qDebug() << "appendData: " << element;
qDebug() << "appendData: " << element->x();
qDebug() << "appendData: " << element->y();
qDebug() << "appendData: " << series->m_series;
if (series) {
series->m_data.append(element);
if (series->m_series)
series->m_series->addData(QPointF(element->x(), element->y()));
}
}
#include "moc_declarativescatterseries.cpp"
QTCOMMERCIALCHART_END_NAMESPACE