HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Files · demos/piechartcustomization/mainwidget.cpp

class QValuesAxis renamed to QValueAxis

Jani Honkonen - - Load All Authors

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             mainwidget.cpp
        
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             / demos / piechartcustomization / mainwidget.cpp
          
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        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      /****************************************************************************

      **

      ** Copyright (C) 2012 Digia Plc

      ** All rights reserved.

      ** For any questions to Digia, please use contact form at http://qt.digia.com

      **

      ** This file is part of the Qt Commercial Charts Add-on.

      **

      ** $QT_BEGIN_LICENSE$

      ** Licensees holding valid Qt Commercial licenses may use this file in

      ** accordance with the Qt Commercial License Agreement provided with the

      ** Software or, alternatively, in accordance with the terms contained in

      ** a written agreement between you and Digia.

      **

      ** If you have questions regarding the use of this file, please use

      ** contact form at http://qt.digia.com

      ** $QT_END_LICENSE$

      **

      ****************************************************************************/

      #include "mainwidget.h"

      #include "customslice.h"

      #include "pentool.h"

      #include "brushtool.h"

      #include <QPushButton>

      #include <QComboBox>

      #include <QCheckBox>

        Jani Honkonen
    
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      #include <QLineEdit>

        Jani Honkonen
    
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      #include <QGroupBox>

      #include <QDoubleSpinBox>

      #include <QFormLayout>

      #include <QFontDialog>

      #include <QChartView>

      #include <QPieSeries>

      QTCOMMERCIALCHART_USE_NAMESPACE

      MainWidget::MainWidget(QWidget* parent)

          :QWidget(parent),

          m_slice(0)

      {

          // create chart

          QChart *chart = new QChart;

          chart->setTitle("Piechart customization");

          chart->setAnimationOptions(QChart::AllAnimations);

          // create series

          m_series = new QPieSeries();

        Jani Honkonen
    
pie: change the order of parameters when creating slices to be more intuitive

              r1206
            
          *m_series << new CustomSlice("Slice 1", 10.0);

          *m_series << new CustomSlice("Slice 2", 20.0);

          *m_series << new CustomSlice("Slice 3", 30.0);

          *m_series << new CustomSlice("Slice 4", 40.0);

          *m_series << new CustomSlice("Slice 5", 50.0);

        Jani Honkonen
    
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              r844
            
          m_series->setLabelsVisible();

          chart->addSeries(m_series);

        Jani Honkonen
    
API review changes for pie

              r1009
            
          connect(m_series, SIGNAL(clicked(QPieSlice*)), this, SLOT(handleSliceClicked(QPieSlice*)));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          // chart settings

          m_themeComboBox = new QComboBox();

          m_themeComboBox->addItem("Light", QChart::ChartThemeLight);

          m_themeComboBox->addItem("BlueCerulean", QChart::ChartThemeBlueCerulean);

          m_themeComboBox->addItem("Dark", QChart::ChartThemeDark);

          m_themeComboBox->addItem("BrownSand", QChart::ChartThemeBrownSand);

          m_themeComboBox->addItem("BlueNcs", QChart::ChartThemeBlueNcs);

          m_themeComboBox->addItem("High Contrast", QChart::ChartThemeHighContrast);

          m_themeComboBox->addItem("Blue Icy", QChart::ChartThemeBlueIcy);

          m_aaCheckBox = new QCheckBox();

          m_animationsCheckBox = new QCheckBox();

          m_animationsCheckBox->setCheckState(Qt::Checked);

        Jani Honkonen
    
API review changes for pie

              r1009
            
          m_legendCheckBox = new QCheckBox();

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          QFormLayout* chartSettingsLayout = new QFormLayout();

          chartSettingsLayout->addRow("Theme", m_themeComboBox);

          chartSettingsLayout->addRow("Antialiasing", m_aaCheckBox);

          chartSettingsLayout->addRow("Animations", m_animationsCheckBox);

        Jani Honkonen
    
API review changes for pie

              r1009
            
          chartSettingsLayout->addRow("Legend", m_legendCheckBox);

        Jani Honkonen
    
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              r844
            
          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()));

          connect(m_animationsCheckBox, SIGNAL(toggled(bool)), this ,SLOT(updateChartSettings()));

        Jani Honkonen
    
API review changes for pie

              r1009
            
          connect(m_legendCheckBox, SIGNAL(toggled(bool)), this ,SLOT(updateChartSettings()));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          // series settings

          m_hPosition = new QDoubleSpinBox();

          m_hPosition->setMinimum(0.0);

          m_hPosition->setMaximum(1.0);

          m_hPosition->setSingleStep(0.1);

        Tero Ahola
    
QSeries name and QPieSeries properties to QML api

              r884
            
          m_hPosition->setValue(m_series->horizontalPosition());

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_vPosition = new QDoubleSpinBox();

          m_vPosition->setMinimum(0.0);

          m_vPosition->setMaximum(1.0);

          m_vPosition->setSingleStep(0.1);

        Tero Ahola
    
QSeries name and QPieSeries properties to QML api

              r884
            
          m_vPosition->setValue(m_series->verticalPosition());

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_sizeFactor = new QDoubleSpinBox();

          m_sizeFactor->setMinimum(0.0);

          m_sizeFactor->setMaximum(1.0);

          m_sizeFactor->setSingleStep(0.1);

          m_sizeFactor->setValue(m_series->pieSize());

          m_startAngle = new QDoubleSpinBox();

        Jani Honkonen
    
Bugfix: remove restrictions from pie start & end angles...

              r1207
            
          m_startAngle->setMinimum(-720);

          m_startAngle->setMaximum(720);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_startAngle->setValue(m_series->pieStartAngle());

          m_startAngle->setSingleStep(1);

          m_endAngle = new QDoubleSpinBox();

        Jani Honkonen
    
Bugfix: remove restrictions from pie start & end angles...

              r1207
            
          m_endAngle->setMinimum(-720);

          m_endAngle->setMaximum(720);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_endAngle->setValue(m_series->pieEndAngle());

          m_endAngle->setSingleStep(1);

        Jani Honkonen
    
pie: finetuning donut animations...

              r1758
            
          m_isDonut = new QCheckBox();

          m_donutInnerSize = new QDoubleSpinBox();

          m_donutInnerSize->setMinimum(0.0);

          m_donutInnerSize->setMaximum(1.0);

          m_donutInnerSize->setSingleStep(0.1);

          m_donutInnerSize->setValue(m_series->donutInnerSize());

        Jani Honkonen
    
Improving pie examples

              r892
            
          QPushButton *appendSlice = new QPushButton("Append slice");

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          QPushButton *insertSlice = new QPushButton("Insert slice");

        Jani Honkonen
    
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              r1486
            
          QPushButton *removeSlice = new QPushButton("Remove selected slice");

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          QFormLayout* seriesSettingsLayout = new QFormLayout();

          seriesSettingsLayout->addRow("Horizontal position", m_hPosition);

          seriesSettingsLayout->addRow("Vertical position", m_vPosition);

          seriesSettingsLayout->addRow("Size factor", m_sizeFactor);

          seriesSettingsLayout->addRow("Start angle", m_startAngle);

          seriesSettingsLayout->addRow("End angle", m_endAngle);

        Jani Honkonen
    
pie: finetuning donut animations...

              r1758
            
          seriesSettingsLayout->addRow("Is donut", m_isDonut);

          seriesSettingsLayout->addRow("Donut inner size", m_donutInnerSize);

        Jani Honkonen
    
Improving pie examples

              r892
            
          seriesSettingsLayout->addRow(appendSlice);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          seriesSettingsLayout->addRow(insertSlice);

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          seriesSettingsLayout->addRow(removeSlice);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          QGroupBox* seriesSettings = new QGroupBox("Series");

          seriesSettings->setLayout(seriesSettingsLayout);

          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()));

        Jani Honkonen
    
pie: finetuning donut animations...

              r1758
            
          connect(m_isDonut, SIGNAL(toggled(bool)), this, SLOT(updateSerieSettings()));

          connect(m_donutInnerSize, SIGNAL(valueChanged(double)), this, SLOT(updateSerieSettings()));

        Jani Honkonen
    
Improving pie examples

              r892
            
          connect(appendSlice, SIGNAL(clicked()), this, SLOT(appendSlice()));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          connect(insertSlice, SIGNAL(clicked()), this, SLOT(insertSlice()));

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          connect(removeSlice, SIGNAL(clicked()), this, SLOT(removeSlice()));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          // slice settings

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          m_sliceName = new QLineEdit("<click a slice>");

          m_sliceName->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_sliceValue = new QDoubleSpinBox();

          m_sliceValue->setMaximum(1000);

          m_sliceLabelVisible = new QCheckBox();

          m_sliceLabelArmFactor = new QDoubleSpinBox();

          m_sliceLabelArmFactor->setSingleStep(0.01);

          m_sliceExploded = new QCheckBox();

          m_sliceExplodedFactor = new QDoubleSpinBox();

          m_sliceExplodedFactor->setSingleStep(0.01);

          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();

        Tero Ahola
    
Use labelBrush instead of labelPen for text labels

              r1307
            
          m_labelBrush = new QPushButton();

          m_labelBrushTool = new BrushTool("Label brush", this);

        Jani Honkonen
    
pie: add label position to slice

              r1450
            
          m_labelPosition = new QComboBox(this);

          m_labelPosition->addItem("Outside", QPieSlice::LabelOutside);

        Jani Honkonen
    
QPieSlice::LabelInside -> LabelInsideHorizontal

              r1759
            
          m_labelPosition->addItem("Inside horizontal", QPieSlice::LabelInsideHorizontal);

        Marek Rosa
    
Added one more type of label placing on Pie chart

              r1712
            
          m_labelPosition->addItem("Inside tangential", QPieSlice::LabelInsideTangential);

          m_labelPosition->addItem("Inside normal", QPieSlice::LabelInsideNormal);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          QFormLayout* sliceSettingsLayout = new QFormLayout();

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          sliceSettingsLayout->addRow("Label", m_sliceName);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          sliceSettingsLayout->addRow("Value", m_sliceValue);

          sliceSettingsLayout->addRow("Pen", m_pen);

          sliceSettingsLayout->addRow("Brush", m_brush);

          sliceSettingsLayout->addRow("Label visible", m_sliceLabelVisible);

          sliceSettingsLayout->addRow("Label font", m_font);

        Jani Honkonen
    
pie: add label position to slice

              r1450
            
          sliceSettingsLayout->addRow("Label brush", m_labelBrush);

          sliceSettingsLayout->addRow("Label position", m_labelPosition);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          sliceSettingsLayout->addRow("Label arm length", m_sliceLabelArmFactor);

          sliceSettingsLayout->addRow("Exploded", m_sliceExploded);

          sliceSettingsLayout->addRow("Explode distance", m_sliceExplodedFactor);

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          QGroupBox* sliceSettings = new QGroupBox("Selected slice");

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          sliceSettings->setLayout(sliceSettingsLayout);

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          connect(m_sliceName, SIGNAL(textChanged(QString)), this, SLOT(updateSliceSettings()));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          connect(m_sliceValue, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));

          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()));

        Tero Ahola
    
Use labelBrush instead of labelPen for text labels

              r1307
            
          connect(m_labelBrush, SIGNAL(clicked()), m_labelBrushTool, SLOT(show()));

          connect(m_labelBrushTool, SIGNAL(changed()), this, SLOT(updateSliceSettings()));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          connect(m_sliceLabelVisible, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));

          connect(m_sliceLabelVisible, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));

          connect(m_sliceLabelArmFactor, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));

          connect(m_sliceExploded, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));

          connect(m_sliceExplodedFactor, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));

        Jani Honkonen
    
pie: add label position to slice

              r1450
            
          connect(m_labelPosition, SIGNAL(currentIndexChanged(int)), this, SLOT(updateSliceSettings()));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          // create chart view

          m_chartView = new QChartView(chart);

          // 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);

          updateSerieSettings();

        Michal Klocek
    
Fix piechartcustomization example

              r1644
            
          updateChartSettings();

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      }

      void MainWidget::updateChartSettings()

      {

          QChart::ChartTheme theme = (QChart::ChartTheme) m_themeComboBox->itemData(m_themeComboBox->currentIndex()).toInt();

          m_chartView->chart()->setTheme(theme);

          m_chartView->setRenderHint(QPainter::Antialiasing, m_aaCheckBox->isChecked());

          if (m_animationsCheckBox->checkState() == Qt::Checked)

              m_chartView->chart()->setAnimationOptions(QChart::AllAnimations);

          else

              m_chartView->chart()->setAnimationOptions(QChart::NoAnimation);

        Jani Honkonen
    
API review changes for pie

              r1009
            
          if (m_legendCheckBox->checkState() == Qt::Checked)

              m_chartView->chart()->legend()->show();

          else

              m_chartView->chart()->legend()->hide();

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      }

      void MainWidget::updateSerieSettings()

      {

        Tero Ahola
    
QSeries name and QPieSeries properties to QML api

              r884
            
          m_series->setHorizontalPosition(m_hPosition->value());

          m_series->setVerticalPosition(m_vPosition->value());

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_series->setPieSize(m_sizeFactor->value());

          m_series->setPieStartAngle(m_startAngle->value());

          m_series->setPieEndAngle(m_endAngle->value());

        Jani Honkonen
    
pie: finetuning donut animations...

              r1758
            
          m_series->setDonut(m_isDonut->isChecked());

          m_series->setDonutInnerSize(m_donutInnerSize->value());

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      }

      void MainWidget::updateSliceSettings()

      {

          if (!m_slice)

              return;

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          m_slice->setLabel(m_sliceName->text());

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_slice->setValue(m_sliceValue->value());

          m_slice->setPen(m_penTool->pen());

          m_slice->setBrush(m_brushTool->brush());

        Tero Ahola
    
Use labelBrush instead of labelPen for text labels

              r1307
            
          m_slice->setLabelBrush(m_labelBrushTool->brush());

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_slice->setLabelVisible(m_sliceLabelVisible->isChecked());

          m_slice->setLabelArmLengthFactor(m_sliceLabelArmFactor->value());

        Jani Honkonen
    
pie: add label position to slice

              r1450
            
          m_slice->setLabelPosition((QPieSlice::LabelPosition)m_labelPosition->currentIndex()); // assumes that index is in sync with the enum

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_slice->setExploded(m_sliceExploded->isChecked());

          m_slice->setExplodeDistanceFactor(m_sliceExplodedFactor->value());

      }

        Jani Honkonen
    
API review changes for pie

              r1009
            
      void MainWidget::handleSliceClicked(QPieSlice* slice)

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      {

          m_slice = static_cast<CustomSlice*>(slice);

          // name

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          m_sliceName->blockSignals(true);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_sliceName->setText(slice->label());

        Jani Honkonen
    
Tinkering with piechartcustomization

              r1486
            
          m_sliceName->blockSignals(false);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          // value

          m_sliceValue->blockSignals(true);

          m_sliceValue->setValue(slice->value());

          m_sliceValue->blockSignals(false);

          // pen

          m_pen->setText(PenTool::name(m_slice->pen()));

          m_penTool->setPen(m_slice->pen());

          // brush

          m_brush->setText(m_slice->originalBrush().color().name());

          m_brushTool->setBrush(m_slice->originalBrush());

          // label

        Tero Ahola
    
Use labelBrush instead of labelPen for text labels

              r1307
            
          m_labelBrush->setText(BrushTool::name(m_slice->labelBrush()));

          m_labelBrushTool->setBrush(m_slice->labelBrush());

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_font->setText(slice->labelFont().toString());

          m_sliceLabelVisible->blockSignals(true);

          m_sliceLabelVisible->setChecked(slice->isLabelVisible());

          m_sliceLabelVisible->blockSignals(false);

          m_sliceLabelArmFactor->blockSignals(true);

          m_sliceLabelArmFactor->setValue(slice->labelArmLengthFactor());

          m_sliceLabelArmFactor->blockSignals(false);

        Jani Honkonen
    
pie: add label position to slice

              r1450
            
          m_labelPosition->blockSignals(true);

          m_labelPosition->setCurrentIndex(slice->labelPosition()); // assumes that index is in sync with the enum

          m_labelPosition->blockSignals(false);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          // exploded

          m_sliceExploded->blockSignals(true);

          m_sliceExploded->setChecked(slice->isExploded());

          m_sliceExploded->blockSignals(false);

          m_sliceExplodedFactor->blockSignals(true);

          m_sliceExplodedFactor->setValue(slice->explodeDistanceFactor());

          m_sliceExplodedFactor->blockSignals(false);

      }

      void MainWidget::showFontDialog()

      {

          if (!m_slice)

              return;

          QFontDialog dialog(m_slice->labelFont());

          dialog.show();

          dialog.exec();

          m_slice->setLabelFont(dialog.currentFont());

          m_font->setText(dialog.currentFont().toString());

      }

        Jani Honkonen
    
Improving pie examples

              r892
            
      void MainWidget::appendSlice()

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      {

        Jani Honkonen
    
pie: change the order of parameters when creating slices to be more intuitive

              r1206
            
          *m_series << new CustomSlice("Slice " + QString::number(m_series->count()+1), 10.0);

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      }

      void MainWidget::insertSlice()

      {

          if (!m_slice)

              return;

          int i = m_series->slices().indexOf(m_slice);

        Jani Honkonen
    
pie: change the order of parameters when creating slices to be more intuitive

              r1206
            
          m_series->insert(i, new CustomSlice("Slice " + QString::number(m_series->count()+1), 10.0));

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
      }

      void MainWidget::removeSlice()

      {

          if (!m_slice)

              return;

        Jani Honkonen
    
Improving pie examples

              r892
            
          m_sliceName->setText("<click a slice>");

        Jani Honkonen
    
Split piechartcustomization to different files

              r844
            
          m_series->remove(m_slice);

          m_slice = 0;

      }

      #include "moc_mainwidget.cpp"

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Jani Honkonen Split piechartcustomization to different files	r844	/****************************************************************************
		**
		** Copyright (C) 2012 Digia Plc
		** All rights reserved.
		** For any questions to Digia, please use contact form at http://qt.digia.com
		**
		** This file is part of the Qt Commercial Charts Add-on.
		**
		** $QT_BEGIN_LICENSE$
		** Licensees holding valid Qt Commercial licenses may use this file in
		** accordance with the Qt Commercial License Agreement provided with the
		** Software or, alternatively, in accordance with the terms contained in
		** a written agreement between you and Digia.
		**
		** If you have questions regarding the use of this file, please use
		** contact form at http://qt.digia.com
		** $QT_END_LICENSE$
		**
		****************************************************************************/
		#include "mainwidget.h"
		#include "customslice.h"
		#include "pentool.h"
		#include "brushtool.h"
		#include <QPushButton>
		#include <QComboBox>
		#include <QCheckBox>
Jani Honkonen Tinkering with piechartcustomization	r1486	#include <QLineEdit>
Jani Honkonen Split piechartcustomization to different files	r844	#include <QGroupBox>
		#include <QDoubleSpinBox>
		#include <QFormLayout>
		#include <QFontDialog>
		#include <QChartView>
		#include <QPieSeries>

		QTCOMMERCIALCHART_USE_NAMESPACE

		MainWidget::MainWidget(QWidget* parent)
		:QWidget(parent),
		m_slice(0)
		{
		// create chart
		QChart *chart = new QChart;
		chart->setTitle("Piechart customization");
		chart->setAnimationOptions(QChart::AllAnimations);

		// create series
		m_series = new QPieSeries();
Jani Honkonen pie: change the order of parameters when creating slices to be more intuitive	r1206	*m_series << new CustomSlice("Slice 1", 10.0);
		*m_series << new CustomSlice("Slice 2", 20.0);
		*m_series << new CustomSlice("Slice 3", 30.0);
		*m_series << new CustomSlice("Slice 4", 40.0);
		*m_series << new CustomSlice("Slice 5", 50.0);
Jani Honkonen Split piechartcustomization to different files	r844	m_series->setLabelsVisible();
		chart->addSeries(m_series);

Jani Honkonen API review changes for pie	r1009	connect(m_series, SIGNAL(clicked(QPieSlice)), this, SLOT(handleSliceClicked(QPieSlice)));
Jani Honkonen Split piechartcustomization to different files	r844
		// chart settings
		m_themeComboBox = new QComboBox();
		m_themeComboBox->addItem("Light", QChart::ChartThemeLight);
		m_themeComboBox->addItem("BlueCerulean", QChart::ChartThemeBlueCerulean);
		m_themeComboBox->addItem("Dark", QChart::ChartThemeDark);
		m_themeComboBox->addItem("BrownSand", QChart::ChartThemeBrownSand);
		m_themeComboBox->addItem("BlueNcs", QChart::ChartThemeBlueNcs);
		m_themeComboBox->addItem("High Contrast", QChart::ChartThemeHighContrast);
		m_themeComboBox->addItem("Blue Icy", QChart::ChartThemeBlueIcy);

		m_aaCheckBox = new QCheckBox();
		m_animationsCheckBox = new QCheckBox();
		m_animationsCheckBox->setCheckState(Qt::Checked);

Jani Honkonen API review changes for pie	r1009	m_legendCheckBox = new QCheckBox();

Jani Honkonen Split piechartcustomization to different files	r844	QFormLayout* chartSettingsLayout = new QFormLayout();
		chartSettingsLayout->addRow("Theme", m_themeComboBox);
		chartSettingsLayout->addRow("Antialiasing", m_aaCheckBox);
		chartSettingsLayout->addRow("Animations", m_animationsCheckBox);
Jani Honkonen API review changes for pie	r1009	chartSettingsLayout->addRow("Legend", m_legendCheckBox);
Jani Honkonen Split piechartcustomization to different files	r844	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()));
		connect(m_animationsCheckBox, SIGNAL(toggled(bool)), this ,SLOT(updateChartSettings()));
Jani Honkonen API review changes for pie	r1009	connect(m_legendCheckBox, SIGNAL(toggled(bool)), this ,SLOT(updateChartSettings()));
Jani Honkonen Split piechartcustomization to different files	r844
		// series settings
		m_hPosition = new QDoubleSpinBox();
		m_hPosition->setMinimum(0.0);
		m_hPosition->setMaximum(1.0);
		m_hPosition->setSingleStep(0.1);
Tero Ahola QSeries name and QPieSeries properties to QML api	r884	m_hPosition->setValue(m_series->horizontalPosition());
Jani Honkonen Split piechartcustomization to different files	r844
		m_vPosition = new QDoubleSpinBox();
		m_vPosition->setMinimum(0.0);
		m_vPosition->setMaximum(1.0);
		m_vPosition->setSingleStep(0.1);
Tero Ahola QSeries name and QPieSeries properties to QML api	r884	m_vPosition->setValue(m_series->verticalPosition());
Jani Honkonen Split piechartcustomization to different files	r844
		m_sizeFactor = new QDoubleSpinBox();
		m_sizeFactor->setMinimum(0.0);
		m_sizeFactor->setMaximum(1.0);
		m_sizeFactor->setSingleStep(0.1);
		m_sizeFactor->setValue(m_series->pieSize());

		m_startAngle = new QDoubleSpinBox();
Jani Honkonen Bugfix: remove restrictions from pie start & end angles...	r1207	m_startAngle->setMinimum(-720);
		m_startAngle->setMaximum(720);
Jani Honkonen Split piechartcustomization to different files	r844	m_startAngle->setValue(m_series->pieStartAngle());
		m_startAngle->setSingleStep(1);

		m_endAngle = new QDoubleSpinBox();
Jani Honkonen Bugfix: remove restrictions from pie start & end angles...	r1207	m_endAngle->setMinimum(-720);
		m_endAngle->setMaximum(720);
Jani Honkonen Split piechartcustomization to different files	r844	m_endAngle->setValue(m_series->pieEndAngle());
		m_endAngle->setSingleStep(1);

Jani Honkonen pie: finetuning donut animations...	r1758	m_isDonut = new QCheckBox();

		m_donutInnerSize = new QDoubleSpinBox();
		m_donutInnerSize->setMinimum(0.0);
		m_donutInnerSize->setMaximum(1.0);
		m_donutInnerSize->setSingleStep(0.1);
		m_donutInnerSize->setValue(m_series->donutInnerSize());

Jani Honkonen Improving pie examples	r892	QPushButton *appendSlice = new QPushButton("Append slice");
Jani Honkonen Split piechartcustomization to different files	r844	QPushButton *insertSlice = new QPushButton("Insert slice");
Jani Honkonen Tinkering with piechartcustomization	r1486	QPushButton *removeSlice = new QPushButton("Remove selected slice");
Jani Honkonen Split piechartcustomization to different files	r844
		QFormLayout* seriesSettingsLayout = new QFormLayout();
		seriesSettingsLayout->addRow("Horizontal position", m_hPosition);
		seriesSettingsLayout->addRow("Vertical position", m_vPosition);
		seriesSettingsLayout->addRow("Size factor", m_sizeFactor);
		seriesSettingsLayout->addRow("Start angle", m_startAngle);
		seriesSettingsLayout->addRow("End angle", m_endAngle);
Jani Honkonen pie: finetuning donut animations...	r1758	seriesSettingsLayout->addRow("Is donut", m_isDonut);
		seriesSettingsLayout->addRow("Donut inner size", m_donutInnerSize);
Jani Honkonen Improving pie examples	r892	seriesSettingsLayout->addRow(appendSlice);
Jani Honkonen Split piechartcustomization to different files	r844	seriesSettingsLayout->addRow(insertSlice);
Jani Honkonen Tinkering with piechartcustomization	r1486	seriesSettingsLayout->addRow(removeSlice);
Jani Honkonen Split piechartcustomization to different files	r844	QGroupBox* seriesSettings = new QGroupBox("Series");
		seriesSettings->setLayout(seriesSettingsLayout);

		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()));
Jani Honkonen pie: finetuning donut animations...	r1758	connect(m_isDonut, SIGNAL(toggled(bool)), this, SLOT(updateSerieSettings()));
		connect(m_donutInnerSize, SIGNAL(valueChanged(double)), this, SLOT(updateSerieSettings()));
Jani Honkonen Improving pie examples	r892	connect(appendSlice, SIGNAL(clicked()), this, SLOT(appendSlice()));
Jani Honkonen Split piechartcustomization to different files	r844	connect(insertSlice, SIGNAL(clicked()), this, SLOT(insertSlice()));
Jani Honkonen Tinkering with piechartcustomization	r1486	connect(removeSlice, SIGNAL(clicked()), this, SLOT(removeSlice()));
Jani Honkonen Split piechartcustomization to different files	r844
		// slice settings
Jani Honkonen Tinkering with piechartcustomization	r1486	m_sliceName = new QLineEdit("<click a slice>");
		m_sliceName->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
Jani Honkonen Split piechartcustomization to different files	r844	m_sliceValue = new QDoubleSpinBox();
		m_sliceValue->setMaximum(1000);
		m_sliceLabelVisible = new QCheckBox();
		m_sliceLabelArmFactor = new QDoubleSpinBox();
		m_sliceLabelArmFactor->setSingleStep(0.01);
		m_sliceExploded = new QCheckBox();
		m_sliceExplodedFactor = new QDoubleSpinBox();
		m_sliceExplodedFactor->setSingleStep(0.01);
		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();
Tero Ahola Use labelBrush instead of labelPen for text labels	r1307	m_labelBrush = new QPushButton();
		m_labelBrushTool = new BrushTool("Label brush", this);
Jani Honkonen pie: add label position to slice	r1450	m_labelPosition = new QComboBox(this);
		m_labelPosition->addItem("Outside", QPieSlice::LabelOutside);
Jani Honkonen QPieSlice::LabelInside -> LabelInsideHorizontal	r1759	m_labelPosition->addItem("Inside horizontal", QPieSlice::LabelInsideHorizontal);
Marek Rosa Added one more type of label placing on Pie chart	r1712	m_labelPosition->addItem("Inside tangential", QPieSlice::LabelInsideTangential);
		m_labelPosition->addItem("Inside normal", QPieSlice::LabelInsideNormal);
Jani Honkonen Split piechartcustomization to different files	r844
		QFormLayout* sliceSettingsLayout = new QFormLayout();
Jani Honkonen Tinkering with piechartcustomization	r1486	sliceSettingsLayout->addRow("Label", m_sliceName);
Jani Honkonen Split piechartcustomization to different files	r844	sliceSettingsLayout->addRow("Value", m_sliceValue);
		sliceSettingsLayout->addRow("Pen", m_pen);
		sliceSettingsLayout->addRow("Brush", m_brush);
		sliceSettingsLayout->addRow("Label visible", m_sliceLabelVisible);
		sliceSettingsLayout->addRow("Label font", m_font);
Jani Honkonen pie: add label position to slice	r1450	sliceSettingsLayout->addRow("Label brush", m_labelBrush);
		sliceSettingsLayout->addRow("Label position", m_labelPosition);
Jani Honkonen Split piechartcustomization to different files	r844	sliceSettingsLayout->addRow("Label arm length", m_sliceLabelArmFactor);
		sliceSettingsLayout->addRow("Exploded", m_sliceExploded);
		sliceSettingsLayout->addRow("Explode distance", m_sliceExplodedFactor);
Jani Honkonen Tinkering with piechartcustomization	r1486	QGroupBox* sliceSettings = new QGroupBox("Selected slice");
Jani Honkonen Split piechartcustomization to different files	r844	sliceSettings->setLayout(sliceSettingsLayout);

Jani Honkonen Tinkering with piechartcustomization	r1486	connect(m_sliceName, SIGNAL(textChanged(QString)), this, SLOT(updateSliceSettings()));
Jani Honkonen Split piechartcustomization to different files	r844	connect(m_sliceValue, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));
		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()));
Tero Ahola Use labelBrush instead of labelPen for text labels	r1307	connect(m_labelBrush, SIGNAL(clicked()), m_labelBrushTool, SLOT(show()));
		connect(m_labelBrushTool, SIGNAL(changed()), this, SLOT(updateSliceSettings()));
Jani Honkonen Split piechartcustomization to different files	r844	connect(m_sliceLabelVisible, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));
		connect(m_sliceLabelVisible, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));
		connect(m_sliceLabelArmFactor, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));
		connect(m_sliceExploded, SIGNAL(toggled(bool)), this, SLOT(updateSliceSettings()));
		connect(m_sliceExplodedFactor, SIGNAL(valueChanged(double)), this, SLOT(updateSliceSettings()));
Jani Honkonen pie: add label position to slice	r1450	connect(m_labelPosition, SIGNAL(currentIndexChanged(int)), this, SLOT(updateSliceSettings()));
Jani Honkonen Split piechartcustomization to different files	r844
		// create chart view
		m_chartView = new QChartView(chart);

		// 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);

		updateSerieSettings();
Michal Klocek Fix piechartcustomization example	r1644	updateChartSettings();
Jani Honkonen Split piechartcustomization to different files	r844	}


		void MainWidget::updateChartSettings()
		{
		QChart::ChartTheme theme = (QChart::ChartTheme) m_themeComboBox->itemData(m_themeComboBox->currentIndex()).toInt();
		m_chartView->chart()->setTheme(theme);
		m_chartView->setRenderHint(QPainter::Antialiasing, m_aaCheckBox->isChecked());

		if (m_animationsCheckBox->checkState() == Qt::Checked)
		m_chartView->chart()->setAnimationOptions(QChart::AllAnimations);
		else
		m_chartView->chart()->setAnimationOptions(QChart::NoAnimation);
Jani Honkonen API review changes for pie	r1009
		if (m_legendCheckBox->checkState() == Qt::Checked)
		m_chartView->chart()->legend()->show();
		else
		m_chartView->chart()->legend()->hide();
Jani Honkonen Split piechartcustomization to different files	r844	}

		void MainWidget::updateSerieSettings()
		{
Tero Ahola QSeries name and QPieSeries properties to QML api	r884	m_series->setHorizontalPosition(m_hPosition->value());
		m_series->setVerticalPosition(m_vPosition->value());
Jani Honkonen Split piechartcustomization to different files	r844	m_series->setPieSize(m_sizeFactor->value());
		m_series->setPieStartAngle(m_startAngle->value());
		m_series->setPieEndAngle(m_endAngle->value());
Jani Honkonen pie: finetuning donut animations...	r1758	m_series->setDonut(m_isDonut->isChecked());
		m_series->setDonutInnerSize(m_donutInnerSize->value());
Jani Honkonen Split piechartcustomization to different files	r844	}

		void MainWidget::updateSliceSettings()
		{
		if (!m_slice)
		return;

Jani Honkonen Tinkering with piechartcustomization	r1486	m_slice->setLabel(m_sliceName->text());

Jani Honkonen Split piechartcustomization to different files	r844	m_slice->setValue(m_sliceValue->value());

		m_slice->setPen(m_penTool->pen());
		m_slice->setBrush(m_brushTool->brush());

Tero Ahola Use labelBrush instead of labelPen for text labels	r1307	m_slice->setLabelBrush(m_labelBrushTool->brush());
Jani Honkonen Split piechartcustomization to different files	r844	m_slice->setLabelVisible(m_sliceLabelVisible->isChecked());
		m_slice->setLabelArmLengthFactor(m_sliceLabelArmFactor->value());
Jani Honkonen pie: add label position to slice	r1450	m_slice->setLabelPosition((QPieSlice::LabelPosition)m_labelPosition->currentIndex()); // assumes that index is in sync with the enum
Jani Honkonen Split piechartcustomization to different files	r844
		m_slice->setExploded(m_sliceExploded->isChecked());
		m_slice->setExplodeDistanceFactor(m_sliceExplodedFactor->value());
		}

Jani Honkonen API review changes for pie	r1009	void MainWidget::handleSliceClicked(QPieSlice* slice)
Jani Honkonen Split piechartcustomization to different files	r844	{
		m_slice = static_cast<CustomSlice*>(slice);

		// name
Jani Honkonen Tinkering with piechartcustomization	r1486	m_sliceName->blockSignals(true);
Jani Honkonen Split piechartcustomization to different files	r844	m_sliceName->setText(slice->label());
Jani Honkonen Tinkering with piechartcustomization	r1486	m_sliceName->blockSignals(false);
Jani Honkonen Split piechartcustomization to different files	r844
		// value
		m_sliceValue->blockSignals(true);
		m_sliceValue->setValue(slice->value());
		m_sliceValue->blockSignals(false);

		// pen
		m_pen->setText(PenTool::name(m_slice->pen()));
		m_penTool->setPen(m_slice->pen());

		// brush
		m_brush->setText(m_slice->originalBrush().color().name());
		m_brushTool->setBrush(m_slice->originalBrush());

		// label
Tero Ahola Use labelBrush instead of labelPen for text labels	r1307	m_labelBrush->setText(BrushTool::name(m_slice->labelBrush()));
		m_labelBrushTool->setBrush(m_slice->labelBrush());
Jani Honkonen Split piechartcustomization to different files	r844	m_font->setText(slice->labelFont().toString());
		m_sliceLabelVisible->blockSignals(true);
		m_sliceLabelVisible->setChecked(slice->isLabelVisible());
		m_sliceLabelVisible->blockSignals(false);
		m_sliceLabelArmFactor->blockSignals(true);
		m_sliceLabelArmFactor->setValue(slice->labelArmLengthFactor());
		m_sliceLabelArmFactor->blockSignals(false);
Jani Honkonen pie: add label position to slice	r1450	m_labelPosition->blockSignals(true);
		m_labelPosition->setCurrentIndex(slice->labelPosition()); // assumes that index is in sync with the enum
		m_labelPosition->blockSignals(false);
Jani Honkonen Split piechartcustomization to different files	r844
		// exploded
		m_sliceExploded->blockSignals(true);
		m_sliceExploded->setChecked(slice->isExploded());
		m_sliceExploded->blockSignals(false);
		m_sliceExplodedFactor->blockSignals(true);
		m_sliceExplodedFactor->setValue(slice->explodeDistanceFactor());
		m_sliceExplodedFactor->blockSignals(false);
		}

		void MainWidget::showFontDialog()
		{
		if (!m_slice)
		return;

		QFontDialog dialog(m_slice->labelFont());
		dialog.show();
		dialog.exec();

		m_slice->setLabelFont(dialog.currentFont());
		m_font->setText(dialog.currentFont().toString());
		}

Jani Honkonen Improving pie examples	r892	void MainWidget::appendSlice()
Jani Honkonen Split piechartcustomization to different files	r844	{
Jani Honkonen pie: change the order of parameters when creating slices to be more intuitive	r1206	*m_series << new CustomSlice("Slice " + QString::number(m_series->count()+1), 10.0);
Jani Honkonen Split piechartcustomization to different files	r844	}

		void MainWidget::insertSlice()
		{
		if (!m_slice)
		return;

		int i = m_series->slices().indexOf(m_slice);

Jani Honkonen pie: change the order of parameters when creating slices to be more intuitive	r1206	m_series->insert(i, new CustomSlice("Slice " + QString::number(m_series->count()+1), 10.0));
Jani Honkonen Split piechartcustomization to different files	r844	}

		void MainWidget::removeSlice()
		{
		if (!m_slice)
		return;

Jani Honkonen Improving pie examples	r892	m_sliceName->setText("<click a slice>");

Jani Honkonen Split piechartcustomization to different files	r844	m_series->remove(m_slice);
		m_slice = 0;
		}

		#include "moc_mainwidget.cpp"