qpieseries.cpp
93 lines
| 2.2 KiB
| text/x-c
|
CppLexer
Jani Honkonen
|
r142 | #include "qpieseries.h" | ||
| #include "piepresentation.h" | ||||
| #include "pieslice.h" | ||||
| #include <QDebug> | ||||
| QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
| QPieSeries::QPieSeries(QObject *parent) : | ||||
| QChartSeries(parent), | ||||
| m_piePresentation(0), | ||||
| m_sizeFactor(1.0), | ||||
| m_position(PiePositionMaximized) | ||||
| { | ||||
| } | ||||
| QPieSeries::~QPieSeries() | ||||
| { | ||||
| } | ||||
| void QPieSeries::set(QList<QPieSlice> slices) | ||||
| { | ||||
| m_slices = slices; | ||||
| if (m_piePresentation) { | ||||
| m_piePresentation->seriesChanged(); | ||||
| m_piePresentation->update(); | ||||
| } | ||||
| } | ||||
| void QPieSeries::add(QList<QPieSlice> slices) | ||||
| { | ||||
| m_slices += slices; | ||||
| if (m_piePresentation) { | ||||
| m_piePresentation->seriesChanged(); | ||||
| // TODO: m_piePresentation->seriesAppended()?? | ||||
| m_piePresentation->update(); | ||||
| } | ||||
| } | ||||
| void QPieSeries::add(QPieSlice slice) | ||||
| { | ||||
| add(QList<QPieSlice>() << slice); | ||||
| } | ||||
| QPieSlice QPieSeries::slice(int index) const | ||||
| { | ||||
| if ((index >= 0) && (index < m_slices.count())) | ||||
| return m_slices.at(index); | ||||
| return QPieSlice(); | ||||
| } | ||||
| bool QPieSeries::update(int index, QPieSlice slice) | ||||
| { | ||||
| if ((index >= 0) && (index < m_slices.count())) { | ||||
| m_slices[index] = slice; | ||||
| if (m_piePresentation) { | ||||
| m_piePresentation->seriesChanged(); | ||||
| // TODO: for a nice animation we need something like | ||||
| // m_piePresentation->sliceChanged(index, oldslice, newslice) | ||||
| m_piePresentation->update(); | ||||
| } | ||||
| return true; | ||||
| } | ||||
| return false; | ||||
| } | ||||
| void QPieSeries::setSizeFactor(qreal factor) | ||||
| { | ||||
| if (factor > 0.0) | ||||
| m_sizeFactor = factor; | ||||
| if (m_piePresentation) { | ||||
| m_piePresentation->resize(); | ||||
| m_piePresentation->update(); | ||||
| // TODO: do we have to update the parent item also? | ||||
| // - potential issue: what if this function is called from the parent context? | ||||
| } | ||||
| } | ||||
| void QPieSeries::setPosition(PiePosition position) | ||||
| { | ||||
| m_position = position; | ||||
| if (m_piePresentation) { | ||||
| m_piePresentation->resize(); | ||||
| m_piePresentation->update(); | ||||
| // TODO: do we have to update the parent item also? | ||||
| // - potential issue: what if this function is called from the parent context? | ||||
| } | ||||
| } | ||||
| #include "moc_qpieseries.cpp" | ||||
| QTCOMMERCIALCHART_END_NAMESPACE | ||||