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Removing data from BarSeries through model added
Removing data from BarSeries through model added
Jani Honkonen - - Load All Authors

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r659:7d415c8db783
r663:9af75e8e0281
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piechartitem.cpp
198 lines | 5.6 KiB | text/x-c | CppLexer
/ src / piechart / piechartitem.cpp
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Jani Honkonen
Rename piepresenter -> piechartitem
 r568 #include "piechartitem_p.h"
Jani Honkonen
Add _p to pie internal headers
 r353 #include "pieslice_p.h"
Jani Honkonen
Refactor pie (again). QPieSlice's now emit signals and no id's anymore. Just pointers in the interface.
 r203 #include "qpieslice.h"
Jani Honkonen
Make pie fit better inside its given rectangle. Label texts still go outside. Needs a bit more work...
 r289 #include "qpieseries.h"
Tero Ahola
Z order for pie
 r490 #include "chartpresenter_p.h"
Jani Honkonen
Fix add/remove animation for pie and apply colors from theme when adding/removing
 r659 #include "chartdataset_p.h"
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 #include "chartanimator_p.h"
Jani Honkonen
Pie chart refactoring
 r142 #include <QDebug>
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 #include <QPainter>
Jani Honkonen
Refactoring pie series and animations.
 r621 #include <QTimer>
Jani Honkonen
Pie chart refactoring
 r142
QTCOMMERCIALCHART_BEGIN_NAMESPACE
Jani Honkonen
Fix add/remove animation for pie and apply colors from theme when adding/removing
 r659 PieChartItem::PieChartItem(QPieSeries *series, ChartPresenter *presenter, QGraphicsItem *parent)
Jani Honkonen
Refactoring piechart API (and internals)
 r174 :ChartItem(parent),
Jani Honkonen
Fix add/remove animation for pie and apply colors from theme when adding/removing
 r659 m_series(series),
m_presenter(presenter)
Jani Honkonen
Pie chart refactoring
 r142 {
Q_ASSERT(series);
Jani Honkonen
Refactoring pie series and animations.
 r621 connect(series, SIGNAL(added(QList<QPieSlice*>)), this, SLOT(handleSlicesAdded(QList<QPieSlice*>)));
connect(series, SIGNAL(removed(QList<QPieSlice*>)), this, SLOT(handleSlicesRemoved(QList<QPieSlice*>)));
connect(series, SIGNAL(piePositionChanged()), this, SLOT(handlePieLayoutChanged()));
connect(series, SIGNAL(pieSizeChanged()), this, SLOT(handlePieLayoutChanged()));
QTimer::singleShot(0, this, SLOT(initialize()));
Tero Ahola
Z order for pie
 r490
// Note: the following does not affect as long as the item does not have anything to paint
setZValue(ChartPresenter::PieSeriesZValue);
Jani Honkonen
Pie chart refactoring
 r142 }
Jani Honkonen
Rename piepresenter -> piechartitem
 r568 PieChartItem::~PieChartItem()
Jani Honkonen
Pie chart refactoring
 r142 {
Jani Honkonen
Refactoring piechart API (and internals)
 r174 // slices deleted automatically through QGraphicsItem
Jani Honkonen
Pie chart refactoring
 r142 }
Jani Honkonen
Rename piepresenter -> piechartitem
 r568 void PieChartItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)
Jani Honkonen
Pie chart refactoring
 r142 {
Tero Ahola
Squashed bunch of warnings
 r611 Q_UNUSED(painter)
Jani Honkonen
Refactoring piechart API (and internals)
 r174 // TODO: paint shadows for all components
// - get paths from items & merge & offset and draw with shadow color?
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 //painter->setBrush(QBrush(Qt::red));
//painter->drawRect(m_debugRect);
Jani Honkonen
Refactoring piechart API (and internals)
 r174 }
Jani Honkonen
Refactoring pie series and animations.
 r621 void PieChartItem::initialize()
{
handleSlicesAdded(m_series->m_slices);
}
void PieChartItem::handleSlicesAdded(QList<QPieSlice*> slices)
{
Jani Honkonen
Nicer animation for adding a pie initially.
 r634 bool isEmpty = m_slices.isEmpty();
Jani Honkonen
Fix add/remove animation for pie and apply colors from theme when adding/removing
 r659 m_presenter->theme()->decorate(m_series, m_presenter->dataSet()->seriesIndex(m_series));
Jani Honkonen
Refactoring pie series and animations.
 r621 foreach (QPieSlice *s, slices) {
PieSlice* slice = new PieSlice(this);
m_slices.insert(s, slice);
connect(s, SIGNAL(changed()), this, SLOT(handleSliceChanged()));
connect(slice, SIGNAL(clicked()), s, SIGNAL(clicked()));
connect(slice, SIGNAL(hoverEnter()), s, SIGNAL(hoverEnter()));
connect(slice, SIGNAL(hoverLeave()), s, SIGNAL(hoverLeave()));
PieSliceLayout layout = calculateSliceLayout(s);
if (m_animator)
Jani Honkonen
Nicer animation for adding a pie initially.
 r634 m_animator->addAnimation(this, s, layout, isEmpty);
Jani Honkonen
Refactoring pie series and animations.
 r621 else
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 setLayout(s, layout);
Jani Honkonen
Refactoring pie series and animations.
 r621 }
}
void PieChartItem::handleSlicesRemoved(QList<QPieSlice*> slices)
{
Jani Honkonen
Fix add/remove animation for pie and apply colors from theme when adding/removing
 r659 m_presenter->theme()->decorate(m_series, m_presenter->dataSet()->seriesIndex(m_series));
Jani Honkonen
Refactoring pie series and animations.
 r621 foreach (QPieSlice *s, slices) {
if (m_animator)
m_animator->removeAnimation(this, s);
else
destroySlice(s);
}
}
void PieChartItem::handlePieLayoutChanged()
Jani Honkonen
Refactoring piechart API (and internals)
 r174 {
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 PieLayout layout = calculateLayout();
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 applyLayout(layout);
Jani Honkonen
Refactoring the pie for animations (no actual animations yet)
 r566 update();
}
Jani Honkonen
Pie chart refactoring
 r142
Jani Honkonen
Rename piepresenter -> piechartitem
 r568 void PieChartItem::handleSliceChanged()
Jani Honkonen
Refactoring the pie for animations (no actual animations yet)
 r566 {
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 QPieSlice* slice = qobject_cast<QPieSlice *>(sender());
Q_ASSERT(m_slices.contains(slice));
Jani Honkonen
Refactoring pie series and animations.
 r621 PieSliceLayout layout = calculateSliceLayout(slice);
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 updateLayout(slice, layout);
Jani Honkonen
Refactoring the pie for animations (no actual animations yet)
 r566 update();
Jani Honkonen
Refactor pie (again). QPieSlice's now emit signals and no id's anymore. Just pointers in the interface.
 r203 }
Jani Honkonen
Refactoring piechart API (and internals)
 r174
Jani Honkonen
Rename piepresenter -> piechartitem
 r568 void PieChartItem::handleDomainChanged(qreal, qreal, qreal, qreal)
Jani Honkonen
Refactor pie (again). QPieSlice's now emit signals and no id's anymore. Just pointers in the interface.
 r203 {
// TODO
}
Jani Honkonen
Rename piepresenter -> piechartitem
 r568 void PieChartItem::handleGeometryChanged(const QRectF& rect)
Jani Honkonen
Refactor pie (again). QPieSlice's now emit signals and no id's anymore. Just pointers in the interface.
 r203 {
Jani Honkonen
Make pie fit better inside its given rectangle. Label texts still go outside. Needs a bit more work...
 r289 prepareGeometryChange();
Jani Honkonen
Refactoring the pie for animations (no actual animations yet)
 r566 m_rect = rect;
Jani Honkonen
Refactoring pie series and animations.
 r621 handlePieLayoutChanged();
Jani Honkonen
Pie chart refactoring
 r142 }
Jani Honkonen
Refactoring pie series and animations.
 r621 void PieChartItem::calculatePieLayout()
Jani Honkonen
Refactoring the pie for animations (no actual animations yet)
 r566 {
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 // find pie center coordinates
Jani Honkonen
Refactoring pie series and animations.
 r621 m_pieCenter.setX(m_rect.left() + (m_rect.width() * m_series->pieHorizontalPosition()));
m_pieCenter.setY(m_rect.top() + (m_rect.height() * m_series->pieVerticalPosition()));
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 // find maximum radius for pie
Jani Honkonen
Refactoring pie series and animations.
 r621 m_pieRadius = m_rect.height() / 2;
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 if (m_rect.width() < m_rect.height())
Jani Honkonen
Refactoring pie series and animations.
 r621 m_pieRadius = m_rect.width() / 2;
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 // apply size factor
Jani Honkonen
Refactoring pie series and animations.
 r621 m_pieRadius *= m_series->pieSize();
}
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
Jani Honkonen
Refactoring pie series and animations.
 r621 PieSliceLayout PieChartItem::calculateSliceLayout(QPieSlice *slice)
{
PieSliceLayout sliceLayout;
sliceLayout.m_center = PieSlice::sliceCenter(m_pieCenter, m_pieRadius, slice);
sliceLayout.m_radius = m_pieRadius;
sliceLayout.m_startAngle = slice->startAngle();
sliceLayout.m_angleSpan = slice->m_angleSpan;
Jani Honkonen
Fix add/remove animation for pie and apply colors from theme when adding/removing
 r659 sliceLayout.m_pen = slice->m_slicePen;
sliceLayout.m_brush = slice->m_sliceBrush;
Jani Honkonen
Refactoring pie series and animations.
 r621 return sliceLayout;
}
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 PieLayout PieChartItem::calculateLayout()
Jani Honkonen
Refactoring pie series and animations.
 r621 {
calculatePieLayout();
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 PieLayout layout;
Jani Honkonen
Refactoring the pie for animations (no actual animations yet)
 r566 foreach (QPieSlice* s, m_series->slices()) {
Jani Honkonen
Refactoring pie series and animations.
 r621 if (m_slices.contains(s)) // calculate layout only for those slices that are already visible
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 layout.insert(s, calculateSliceLayout(s));
Jani Honkonen
Refactoring piechart API (and internals)
 r174 }
Jani Honkonen
Refactoring the pie for animations (no actual animations yet)
 r566 return layout;
Jani Honkonen
Pie chart refactoring
 r142 }
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 void PieChartItem::applyLayout(const PieLayout &layout)
Jani Honkonen
Pie chart refactoring
 r142 {
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 if (m_animator)
Jani Honkonen
Refactoring pie series and animations.
 r621 m_animator->updateLayout(this, layout);
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 else
setLayout(layout);
Jani Honkonen
Refactoring piechart API (and internals)
 r174 }
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 void PieChartItem::updateLayout(QPieSlice *slice, const PieSliceLayout &layout)
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 {
if (m_animator)
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 m_animator->updateLayout(this, slice, layout);
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 else
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 setLayout(slice, layout);
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 }
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 void PieChartItem::setLayout(const PieLayout &layout)
Jani Honkonen
Make pie fit better inside its given rectangle. Label texts still go outside. Needs a bit more work...
 r289 {
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 foreach (QPieSlice *slice, layout.keys()) {
PieSlice *s = m_slices.value(slice);
Q_ASSERT(s);
s->setLayout(layout.value(slice));
s->updateData(slice);
s->updateGeometry();
s->update();
Jani Honkonen
Make pie fit better inside its given rectangle. Label texts still go outside. Needs a bit more work...
 r289 }
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 }
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 void PieChartItem::setLayout(QPieSlice *slice, const PieSliceLayout &layout)
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 {
// find slice
Jani Honkonen
Getting rid of slice pointer in PieSliceLayout.
 r629 PieSlice *s = m_slices.value(slice);
Q_ASSERT(s);
s->setLayout(layout);
if (m_series->m_slices.contains(slice)) // Slice has been deleted if not found. Animations ongoing...
s->updateData(slice);
s->updateGeometry();
s->update();
Jani Honkonen
Add animations to pie. Works but has some visual issues when adding slices.
 r618 }
void PieChartItem::destroySlice(QPieSlice *slice)
{
delete m_slices.take(slice);
Jani Honkonen
Pie chart refactoring
 r142 }
Jani Honkonen
Rename piepresenter -> piechartitem
 r568 #include "moc_piechartitem_p.cpp"
Jani Honkonen
Pie chart refactoring
 r142
QTCOMMERCIALCHART_END_NAMESPACE