##// END OF EJS Templates
HG_REPOSITORIES » LPP » INSTRUMENTATION » USERS » JEANDET » qtcharts
RSS

Clone from http://code.qt.io/qt/qtcharts.git

Fix piechartdrilldown bug. Chart was deleting the series from us.
Fix piechartdrilldown bug. Chart was deleting the series from us.
Jani Honkonen - - Load All Authors

File last commit:

r522:49c80e862047
r617:fd7ce4629ee8
Show More
main.cpp
560 lines | 18.5 KiB | text/x-c | CppLexer
/ demos / piechartcustomization / main.cpp
History | Source | Raw |Copy content |Copy permalink
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 #include <QtGui/QApplication>
#include <QMainWindow>
#include <qchartglobal.h>
#include <qchartview.h>
#include <qpieseries.h>
#include <qpieslice.h>
#include <QGridLayout>
#include <QFormLayout>
#include <QComboBox>
#include <QSpinBox>
#include <QCheckBox>
#include <QGroupBox>
#include <QLabel>
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 #include <QPushButton>
#include <QColorDialog>
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 #include <QFontDialog>
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
QTCOMMERCIALCHART_USE_NAMESPACE
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 class PenTool : public QWidget
{
Q_OBJECT
public:
explicit PenTool(QString title, QWidget *parent = 0)
:QWidget(parent)
{
setWindowTitle(title);
setWindowFlags(Qt::Tool);
m_colorButton = new QPushButton();
Jani Honkonen
Add styles to pen in piechartcustomization demo
 r522
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 m_widthSpinBox = new QDoubleSpinBox();
Jani Honkonen
Add styles to pen in piechartcustomization demo
 r522 m_styleCombo = new QComboBox();
m_styleCombo->addItem("NoPen");
m_styleCombo->addItem("SolidLine");
m_styleCombo->addItem("DashLine");
m_styleCombo->addItem("DotLine");
m_styleCombo->addItem("DashDotLine");
m_styleCombo->addItem("DashDotDotLine");
m_capStyleCombo = new QComboBox();
m_capStyleCombo->addItem("FlatCap", Qt::FlatCap);
m_capStyleCombo->addItem("SquareCap", Qt::SquareCap);
m_capStyleCombo->addItem("RoundCap", Qt::RoundCap);
m_joinStyleCombo = new QComboBox();
m_joinStyleCombo->addItem("MiterJoin", Qt::MiterJoin);
m_joinStyleCombo->addItem("BevelJoin", Qt::BevelJoin);
m_joinStyleCombo->addItem("RoundJoin", Qt::RoundJoin);
m_joinStyleCombo->addItem("SvgMiterJoin", Qt::SvgMiterJoin);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 QFormLayout *layout = new QFormLayout();
layout->addRow("Color", m_colorButton);
layout->addRow("Width", m_widthSpinBox);
Jani Honkonen
Add styles to pen in piechartcustomization demo
 r522 layout->addRow("Style", m_styleCombo);
layout->addRow("Cap style", m_capStyleCombo);
layout->addRow("Join style", m_joinStyleCombo);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 setLayout(layout);
connect(m_colorButton, SIGNAL(clicked()), this, SLOT(showColorDialog()));
connect(m_widthSpinBox, SIGNAL(valueChanged(double)), this, SLOT(updateWidth(double)));
Jani Honkonen
Add styles to pen in piechartcustomization demo
 r522 connect(m_styleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateStyle(int)));
connect(m_capStyleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateCapStyle(int)));
connect(m_joinStyleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateJoinStyle(int)));
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 }
void setPen(QPen pen)
{
m_pen = pen;
m_colorButton->setText(m_pen.color().name());
m_widthSpinBox->setValue(m_pen.widthF());
Jani Honkonen
Add styles to pen in piechartcustomization demo
 r522 m_styleCombo->setCurrentIndex(m_pen.style()); // index matches the enum
m_capStyleCombo->setCurrentIndex(m_capStyleCombo->findData(m_pen.capStyle()));
m_joinStyleCombo->setCurrentIndex(m_joinStyleCombo->findData(m_pen.joinStyle()));
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 }
QPen pen() const
{
return m_pen;
}
QString name()
{
return name(m_pen);
}
static QString name(const QPen &pen)
{
return pen.color().name() + ":" + QString::number(pen.widthF());
}
Q_SIGNALS:
void changed();
public Q_SLOTS:
void showColorDialog()
{
QColorDialog dialog(m_pen.color());
dialog.show();
dialog.exec();
m_pen.setColor(dialog.selectedColor());
m_colorButton->setText(m_pen.color().name());
emit changed();
}
void updateWidth(double width)
{
if (width != m_pen.widthF()) {
m_pen.setWidthF(width);
emit changed();
}
}
Jani Honkonen
Add styles to pen in piechartcustomization demo
 r522 void updateStyle(int style)
{
if (m_pen.style() != style) {
m_pen.setStyle((Qt::PenStyle) style);
emit changed();
}
}
void updateCapStyle(int index)
{
Qt::PenCapStyle capStyle = (Qt::PenCapStyle) m_capStyleCombo->itemData(index).toInt();
if (m_pen.capStyle() != capStyle) {
m_pen.setCapStyle(capStyle);
emit changed();
}
}
void updateJoinStyle(int index)
{
Qt::PenJoinStyle joinStyle = (Qt::PenJoinStyle) m_joinStyleCombo->itemData(index).toInt();
if (m_pen.joinStyle() != joinStyle) {
m_pen.setJoinStyle(joinStyle);
emit changed();
}
}
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 private:
QPen m_pen;
QPushButton *m_colorButton;
QDoubleSpinBox *m_widthSpinBox;
Jani Honkonen
Add styles to pen in piechartcustomization demo
 r522 QComboBox *m_styleCombo;
QComboBox *m_capStyleCombo;
QComboBox *m_joinStyleCombo;
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 };
class BrushTool : public QWidget
{
Q_OBJECT
public:
explicit BrushTool(QString title, QWidget *parent = 0)
:QWidget(parent)
{
setWindowTitle(title);
setWindowFlags(Qt::Tool);
m_colorButton = new QPushButton();
m_styleCombo = new QComboBox();
m_styleCombo->addItem("Nobrush", Qt::NoBrush);
m_styleCombo->addItem("Solidpattern", Qt::SolidPattern);
m_styleCombo->addItem("Dense1pattern", Qt::Dense1Pattern);
m_styleCombo->addItem("Dense2attern", Qt::Dense2Pattern);
m_styleCombo->addItem("Dense3Pattern", Qt::Dense3Pattern);
m_styleCombo->addItem("Dense4Pattern", Qt::Dense4Pattern);
m_styleCombo->addItem("Dense5Pattern", Qt::Dense5Pattern);
m_styleCombo->addItem("Dense6Pattern", Qt::Dense6Pattern);
m_styleCombo->addItem("Dense7Pattern", Qt::Dense7Pattern);
m_styleCombo->addItem("HorPattern", Qt::HorPattern);
m_styleCombo->addItem("VerPattern", Qt::VerPattern);
m_styleCombo->addItem("CrossPattern", Qt::CrossPattern);
m_styleCombo->addItem("BDiagPattern", Qt::BDiagPattern);
m_styleCombo->addItem("FDiagPattern", Qt::FDiagPattern);
m_styleCombo->addItem("DiagCrossPattern", Qt::DiagCrossPattern);
QFormLayout *layout = new QFormLayout();
layout->addRow("Color", m_colorButton);
layout->addRow("Style", m_styleCombo);
setLayout(layout);
connect(m_colorButton, SIGNAL(clicked()), this, SLOT(showColorDialog()));
connect(m_styleCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateStyle()));
}
void setBrush(QBrush brush)
{
m_brush = brush;
m_colorButton->setText(m_brush.color().name());
m_styleCombo->setCurrentIndex(m_brush.style()); // index matches the enum
}
QBrush brush() const
{
return m_brush;
}
QString name()
{
return name(m_brush);
}
static QString name(const QBrush &brush)
{
return brush.color().name();
}
Q_SIGNALS:
void changed();
public Q_SLOTS:
void showColorDialog()
{
QColorDialog dialog(m_brush.color());
dialog.show();
dialog.exec();
m_brush.setColor(dialog.selectedColor());
m_colorButton->setText(m_brush.color().name());
emit changed();
}
void updateStyle()
{
Qt::BrushStyle style = (Qt::BrushStyle) m_styleCombo->itemData(m_styleCombo->currentIndex()).toInt();
if (m_brush.style() != style) {
m_brush.setStyle(style);
emit changed();
}
}
private:
QBrush m_brush;
QPushButton *m_colorButton;
QComboBox *m_styleCombo;
};
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 class CustomSlice : public QPieSlice
{
Q_OBJECT
public:
CustomSlice(qreal value, QString label)
:QPieSlice(value, label)
{
connect(this, SIGNAL(hoverEnter()), this, SLOT(handleHoverEnter()));
connect(this, SIGNAL(hoverLeave()), this, SLOT(handleHoverLeave()));
}
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 public:
QBrush originalBrush()
{
return m_originalBrush;
}
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 public Q_SLOTS:
void handleHoverEnter()
{
Jani Honkonen
Renaming pen & brush functions for pie and adding const
 r469 QBrush brush = this->sliceBrush();
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_originalBrush = brush;
brush.setColor(brush.color().lighter());
Jani Honkonen
Renaming pen & brush functions for pie and adding const
 r469 setSliceBrush(brush);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 }
void handleHoverLeave()
{
Jani Honkonen
Renaming pen & brush functions for pie and adding const
 r469 setSliceBrush(m_originalBrush);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 }
private:
QBrush m_originalBrush;
};
class MainWidget : public QWidget
{
Q_OBJECT
public:
explicit MainWidget(QWidget* parent = 0)
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 :QWidget(parent),
m_slice(0)
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 {
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 // create chart
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_chartView = new QChartView();
m_chartView->setChartTitle("Piechart customization");
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 // create series
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_series = new QPieSeries();
*m_series << new CustomSlice(10.0, "Slice 1");
*m_series << new CustomSlice(20.0, "Slice 2");
*m_series << new CustomSlice(30.0, "Slice 3");
*m_series << new CustomSlice(40.0, "Slice 4");
*m_series << new CustomSlice(50.0, "Slice 5");
m_chartView->addSeries(m_series);
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 connect(m_series, SIGNAL(clicked(QPieSlice*)), this, SLOT(handleSliceClicked(QPieSlice*)));
// chart settings
m_themeComboBox = new QComboBox();
m_themeComboBox->addItem("Default", QChart::ChartThemeDefault);
m_themeComboBox->addItem("Vanilla", QChart::ChartThemeVanilla);
m_themeComboBox->addItem("Icy", QChart::ChartThemeIcy);
m_themeComboBox->addItem("Grayscale", QChart::ChartThemeGrayscale);
m_themeComboBox->addItem("Scientific", QChart::ChartThemeScientific);
m_aaCheckBox = new QCheckBox();
QFormLayout* chartSettingsLayout = new QFormLayout();
chartSettingsLayout->addRow("Theme", m_themeComboBox);
chartSettingsLayout->addRow("Antialiasing", m_aaCheckBox);
QGroupBox* chartSettings = new QGroupBox("Chart");
chartSettings->setLayout(chartSettingsLayout);
connect(m_themeComboBox, SIGNAL(currentIndexChanged(int)), this ,SLOT(updateChartSettings()));
connect(m_aaCheckBox, SIGNAL(toggled(bool)), this ,SLOT(updateChartSettings()));
// series settings
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 m_hPosition = new QDoubleSpinBox();
m_hPosition->setMinimum(0.0);
m_hPosition->setMaximum(1.0);
m_hPosition->setSingleStep(0.1);
Jani Honkonen
Renamed the "factor" stuff from pie series API.
 r498 m_hPosition->setValue(m_series->pieHorizontalPosition());
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 m_vPosition = new QDoubleSpinBox();
m_vPosition->setMinimum(0.0);
m_vPosition->setMaximum(1.0);
m_vPosition->setSingleStep(0.1);
Jani Honkonen
Renamed the "factor" stuff from pie series API.
 r498 m_vPosition->setValue(m_series->pieVerticalPosition());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
m_sizeFactor = new QDoubleSpinBox();
m_sizeFactor->setMinimum(0.0);
m_sizeFactor->setMaximum(1.0);
m_sizeFactor->setSingleStep(0.1);
Jani Honkonen
Renamed the "factor" stuff from pie series API.
 r498 m_sizeFactor->setValue(m_series->pieSize());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
m_startAngle = new QDoubleSpinBox();
m_startAngle->setMinimum(0.0);
m_startAngle->setMaximum(360);
Jani Honkonen
Renamed the "factor" stuff from pie series API.
 r498 m_startAngle->setValue(m_series->pieStartAngle());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_startAngle->setSingleStep(1);
m_endAngle = new QDoubleSpinBox();
m_endAngle->setMinimum(0.0);
m_endAngle->setMaximum(360);
Jani Honkonen
Renamed the "factor" stuff from pie series API.
 r498 m_endAngle->setValue(m_series->pieEndAngle());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_endAngle->setSingleStep(1);
QFormLayout* seriesSettingsLayout = new QFormLayout();
seriesSettingsLayout->addRow("Horizontal position", m_hPosition);
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 seriesSettingsLayout->addRow("Vertical position", m_vPosition);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 seriesSettingsLayout->addRow("Size factor", m_sizeFactor);
seriesSettingsLayout->addRow("Start angle", m_startAngle);
seriesSettingsLayout->addRow("End angle", m_endAngle);
QGroupBox* seriesSettings = new QGroupBox("Series");
seriesSettings->setLayout(seriesSettingsLayout);
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 connect(m_vPosition, SIGNAL(valueChanged(double)), this, SLOT(updateSerieSettings()));
connect(m_hPosition, SIGNAL(valueChanged(double)), this, SLOT(updateSerieSettings()));
connect(m_sizeFactor, SIGNAL(valueChanged(double)), this, SLOT(updateSerieSettings()));
connect(m_startAngle, SIGNAL(valueChanged(double)), this, SLOT(updateSerieSettings()));
connect(m_endAngle, SIGNAL(valueChanged(double)), this, SLOT(updateSerieSettings()));
// slice settings
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_sliceName = new QLabel("<click a slice>");
m_sliceValue = new QDoubleSpinBox();
m_sliceValue->setMaximum(1000);
m_sliceLabelVisible = new QCheckBox();
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 m_sliceLabelArmFactor = new QDoubleSpinBox();
m_sliceLabelArmFactor->setSingleStep(0.01);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_sliceExploded = new QCheckBox();
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 m_sliceExplodedFactor = new QDoubleSpinBox();
m_sliceExplodedFactor->setSingleStep(0.01);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 m_pen = new QPushButton();
m_penTool = new PenTool("Slice pen", this);
m_brush = new QPushButton();
m_brushTool = new BrushTool("Slice brush", this);
m_font = new QPushButton();
m_labelArmPen = new QPushButton();
m_labelArmPenTool = new PenTool("Label arm pen", this);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
QFormLayout* sliceSettingsLayout = new QFormLayout();
sliceSettingsLayout->addRow("Selected", m_sliceName);
sliceSettingsLayout->addRow("Value", m_sliceValue);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 sliceSettingsLayout->addRow("Pen", m_pen);
sliceSettingsLayout->addRow("Brush", m_brush);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 sliceSettingsLayout->addRow("Label visible", m_sliceLabelVisible);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 sliceSettingsLayout->addRow("Label font", m_font);
sliceSettingsLayout->addRow("Label arm pen", m_labelArmPen);
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 sliceSettingsLayout->addRow("Label arm length", m_sliceLabelArmFactor);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 sliceSettingsLayout->addRow("Exploded", m_sliceExploded);
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 sliceSettingsLayout->addRow("Explode distance", m_sliceExplodedFactor);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 QGroupBox* sliceSettings = new QGroupBox("Slice");
sliceSettings->setLayout(sliceSettingsLayout);
connect(m_sliceValue, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 connect(m_pen, SIGNAL(clicked()), m_penTool, SLOT(show()));
connect(m_penTool, SIGNAL(changed()), this, SLOT(updateSliceSettings()));
connect(m_brush, SIGNAL(clicked()), m_brushTool, SLOT(show()));
connect(m_brushTool, SIGNAL(changed()), this, SLOT(updateSliceSettings()));
connect(m_font, SIGNAL(clicked()), this, SLOT(showFontDialog()));
connect(m_labelArmPen, SIGNAL(clicked()), m_labelArmPenTool, SLOT(show()));
connect(m_labelArmPenTool, SIGNAL(changed()), this, SLOT(updateSliceSettings()));
connect(m_sliceLabelVisible, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 connect(m_sliceLabelVisible, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 connect(m_sliceLabelArmFactor, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 connect(m_sliceExploded, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 connect(m_sliceExplodedFactor, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 // create main layout
QVBoxLayout *settingsLayout = new QVBoxLayout();
settingsLayout->addWidget(chartSettings);
settingsLayout->addWidget(seriesSettings);
settingsLayout->addWidget(sliceSettings);
settingsLayout->addStretch();
QGridLayout* baseLayout = new QGridLayout();
baseLayout->addLayout(settingsLayout, 0, 0);
baseLayout->addWidget(m_chartView, 0, 1);
setLayout(baseLayout);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437
updateSerieSettings();
}
public Q_SLOTS:
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 void updateChartSettings()
{
QChart::ChartTheme theme = (QChart::ChartTheme) m_themeComboBox->itemData(m_themeComboBox->currentIndex()).toInt();
m_chartView->setChartTheme(theme);
m_chartView->setRenderHint(QPainter::Antialiasing, m_aaCheckBox->isChecked());
}
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 void updateSerieSettings()
{
Jani Honkonen
Renamed the "factor" stuff from pie series API.
 r498 m_series->setPiePosition(m_vPosition->value(), m_hPosition->value());
m_series->setPieSize(m_sizeFactor->value());
m_series->setPieStartAngle(m_startAngle->value());
m_series->setPieEndAngle(m_endAngle->value());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 }
void updateSliceSettings()
{
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 if (!m_slice)
return;
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_slice->setValue(m_sliceValue->value());
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 m_slice->setSlicePen(m_penTool->pen());
m_slice->setSliceBrush(m_brushTool->brush());
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 m_slice->setLabelArmPen(m_labelArmPenTool->pen());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_slice->setLabelVisible(m_sliceLabelVisible->isChecked());
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 m_slice->setLabelArmLengthFactor(m_sliceLabelArmFactor->value());
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_slice->setExploded(m_sliceExploded->isChecked());
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 m_slice->setExplodeDistanceFactor(m_sliceExplodedFactor->value());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 }
void handleSliceClicked(QPieSlice* slice)
{
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 m_slice = static_cast<CustomSlice*>(slice);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 // name
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_sliceName->setText(slice->label());
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 // value
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_sliceValue->blockSignals(true);
m_sliceValue->setValue(slice->value());
m_sliceValue->blockSignals(false);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 // pen
m_pen->setText(PenTool::name(m_slice->slicePen()));
m_penTool->setPen(m_slice->slicePen());
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 // brush
m_brush->setText(m_slice->originalBrush().color().name());
m_brushTool->setBrush(m_slice->originalBrush());
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 // label
m_labelArmPen->setText(PenTool::name(m_slice->labelArmPen()));
m_labelArmPenTool->setPen(m_slice->labelArmPen());
m_font->setText(slice->labelFont().toString());
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_sliceLabelVisible->blockSignals(true);
m_sliceLabelVisible->setChecked(slice->isLabelVisible());
m_sliceLabelVisible->blockSignals(false);
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 m_sliceLabelArmFactor->blockSignals(true);
m_sliceLabelArmFactor->setValue(slice->labelArmLengthFactor());
m_sliceLabelArmFactor->blockSignals(false);
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 // exploded
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 m_sliceExploded->blockSignals(true);
m_sliceExploded->setChecked(slice->isExploded());
m_sliceExploded->blockSignals(false);
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 m_sliceExplodedFactor->blockSignals(true);
m_sliceExplodedFactor->setValue(slice->explodeDistanceFactor());
m_sliceExplodedFactor->blockSignals(false);
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 }
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 void showFontDialog()
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 {
if (!m_slice)
return;
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 QFontDialog dialog(m_slice->labelFont());
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 dialog.show();
dialog.exec();
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 m_slice->setLabelFont(dialog.currentFont());
m_font->setText(dialog.currentFont().toString());
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 }
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 private:
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 QComboBox *m_themeComboBox;
QCheckBox *m_aaCheckBox;
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 QChartView* m_chartView;
QPieSeries* m_series;
Jani Honkonen
Adding more controls to piechartcustomization demo
 r511 CustomSlice* m_slice;
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 QDoubleSpinBox* m_hPosition;
QDoubleSpinBox* m_vPosition;
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 QDoubleSpinBox* m_sizeFactor;
QDoubleSpinBox* m_startAngle;
QDoubleSpinBox* m_endAngle;
QLabel* m_sliceName;
QDoubleSpinBox* m_sliceValue;
QCheckBox* m_sliceLabelVisible;
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 QDoubleSpinBox* m_sliceLabelArmFactor;
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 QCheckBox* m_sliceExploded;
Jani Honkonen
Introducing vertical and horizontal factors to control the position of the pie.
 r454 QDoubleSpinBox* m_sliceExplodedFactor;
Jani Honkonen
Adding some pen & brush tools to piechartcustomization
 r520 QPushButton *m_brush;
BrushTool *m_brushTool;
QPushButton *m_pen;
PenTool *m_penTool;
QPushButton *m_font;
QPushButton *m_labelArmPen;
PenTool *m_labelArmPenTool;
Jani Honkonen
Added a pie chart customization example and refactoring the pie interface.
 r437 };
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QMainWindow window;
MainWidget* widget = new MainWidget();
window.setCentralWidget(widget);
window.resize(900, 600);
window.show();
return a.exec();
}
#include "main.moc"