declarativelineseries.cpp
55 lines
| 1.7 KiB
| text/x-c
|
CppLexer
/ qmlplugin / declarativelineseries.cpp
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r215 | #include "declarativelineseries.h" | ||
#include "declarativechart.h" | ||||
#include "qchart.h" | ||||
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r349 | #include "qlineseries.h" | ||
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r215 | |||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
DeclarativeLineSeries::DeclarativeLineSeries(QDeclarativeItem *parent) : | ||||
QDeclarativeItem(parent) | ||||
{ | ||||
setFlag(QGraphicsItem::ItemHasNoContents, false); | ||||
connect(this, SIGNAL(parentChanged()), | ||||
this, SLOT(setParentForSeries())); | ||||
} | ||||
void DeclarativeLineSeries::setParentForSeries() | ||||
{ | ||||
if (!m_series) { | ||||
DeclarativeChart *declarativeChart = qobject_cast<DeclarativeChart *>(parent()); | ||||
if (declarativeChart) { | ||||
QChart *chart = qobject_cast<QChart *>(declarativeChart->m_chart); | ||||
qDebug() << "creating line series for chart: " << chart; | ||||
Q_ASSERT(chart); | ||||
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r349 | m_series = new QLineSeries(); | ||
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r215 | Q_ASSERT(m_series); | ||
for (int i(0); i < m_data.count(); i++) { | ||||
ScatterElement *element = m_data.at(i); | ||||
m_series->add(element->x(), element->y()); | ||||
} | ||||
chart->addSeries(m_series); | ||||
} | ||||
} | ||||
} | ||||
QDeclarativeListProperty<ScatterElement> DeclarativeLineSeries::data() | ||||
{ | ||||
return QDeclarativeListProperty<ScatterElement>(this, 0, &DeclarativeLineSeries::appendData); | ||||
} | ||||
void DeclarativeLineSeries::appendData(QDeclarativeListProperty<ScatterElement> *list, | ||||
ScatterElement *element) | ||||
{ | ||||
DeclarativeLineSeries *series = qobject_cast<DeclarativeLineSeries *>(list->object); | ||||
if (series) { | ||||
series->m_data.append(element); | ||||
if (series->m_series) | ||||
series->m_series->add(element->x(), element->y()); | ||||
} | ||||
} | ||||
#include "moc_declarativelineseries.cpp" | ||||
QTCOMMERCIALCHART_END_NAMESPACE | ||||