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Fix QNX build issue Use qmath and cmath methods instead of math.h methods. Change-Id: I7c853f2e1218a1d3cde15a089192c24a6b0b1395 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@theqtcompany.com>
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mainwidget.cpp
358 lines | 14.0 KiB | text/x-c | CppLexer
/ examples / charts / piechartcustomization / mainwidget.cpp
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Jani Honkonen
Split piechartcustomization to different files
 r844 /****************************************************************************
**
Titta Heikkala
Update copyright year...
 r2688 ** Copyright (C) 2014 Digia Plc
Jani Honkonen
Split piechartcustomization to different files
 r844 ** All rights reserved.
Titta Heikkala
Updated license headers...
 r2740 ** For any questions to Digia, please use contact form at http://qt.io
Jani Honkonen
Split piechartcustomization to different files
 r844 **
Titta Heikkala
Updated license headers...
 r2740 ** This file is part of the Qt Charts module.
Jani Honkonen
Split piechartcustomization to different files
 r844 **
Titta Heikkala
Updated license headers...
 r2740 ** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and Digia.
Jani Honkonen
Split piechartcustomization to different files
 r844 **
** If you have questions regarding the use of this file, please use
Titta Heikkala
Updated license headers...
 r2740 ** contact form at http://qt.io
Jani Honkonen
Split piechartcustomization to different files
 r844 **
****************************************************************************/
#include "mainwidget.h"
#include "customslice.h"
#include "pentool.h"
#include "brushtool.h"
Titta Heikkala
Fix include syntax...
 r2714 #include <QtWidgets/QPushButton>
#include <QtWidgets/QComboBox>
#include <QtWidgets/QCheckBox>
#include <QtWidgets/QLineEdit>
#include <QtWidgets/QGroupBox>
#include <QtWidgets/QDoubleSpinBox>
#include <QtWidgets/QFormLayout>
#include <QtWidgets/QFontDialog>
#include <QtCharts/QChartView>
#include <QtCharts/QPieSeries>
Jani Honkonen
Split piechartcustomization to different files
 r844
Titta Heikkala
Qt Charts project file structure change...
 r2712 QT_CHARTS_USE_NAMESPACE
Jani Honkonen
Split piechartcustomization to different files
 r844
Jani Honkonen
coding style fixes for demos
 r2099 MainWidget::MainWidget(QWidget *parent)
: QWidget(parent),
Marek Rosa
Donut support simplified. Examples updated
 r1838 m_slice(0)
Jani Honkonen
Split piechartcustomization to different files
 r844 {
// 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);
Titta Heikkala
Add the new Qt template to demos and tests...
 r2631 m_themeComboBox->addItem("Qt", QChart::ChartThemeQt);
Jani Honkonen
Split piechartcustomization to different files
 r844
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
coding style fixes for demos
 r2099 QFormLayout *chartSettingsLayout = new QFormLayout();
Jani Honkonen
Split piechartcustomization to different files
 r844 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
coding style fixes for demos
 r2099 QGroupBox *chartSettings = new QGroupBox("Chart");
Jani Honkonen
Split piechartcustomization to different files
 r844 chartSettings->setLayout(chartSettingsLayout);
Jani Honkonen
coding style fixes for demos
 r2099 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()));
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);
Marek Rosa
Donut support simplified. Examples updated
 r1838 m_holeSize = new QDoubleSpinBox();
m_holeSize->setMinimum(0.0);
m_holeSize->setMaximum(1.0);
m_holeSize->setSingleStep(0.1);
m_holeSize->setValue(m_series->holeSize());
Jani Honkonen
pie: finetuning donut animations...
 r1758
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
Jani Honkonen
coding style fixes for demos
 r2099 QFormLayout *seriesSettingsLayout = new QFormLayout();
Jani Honkonen
Split piechartcustomization to different files
 r844 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);
Marek Rosa
Donut support simplified. Examples updated
 r1838 seriesSettingsLayout->addRow("Hole size", m_holeSize);
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
coding style fixes for demos
 r2099 QGroupBox *seriesSettings = new QGroupBox("Series");
Jani Honkonen
Split piechartcustomization to different files
 r844 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()));
Marek Rosa
Donut support simplified. Examples updated
 r1838 connect(m_holeSize, 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
Jani Honkonen
coding style fixes for demos
 r2099 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
coding style fixes for demos
 r2099 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();
Jani Honkonen
coding style fixes for demos
 r2099 QGridLayout *baseLayout = new QGridLayout();
Jani Honkonen
Split piechartcustomization to different files
 r844 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());
Marek Rosa
Donut support simplified. Examples updated
 r1838 m_holeSize->setMaximum(m_sizeFactor->value());
Jani Honkonen
Split piechartcustomization to different files
 r844 m_series->setPieStartAngle(m_startAngle->value());
m_series->setPieEndAngle(m_endAngle->value());
Marek Rosa
Donut support simplified. Examples updated
 r1838 m_series->setHoleSize(m_holeSize->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
coding style fixes for demos
 r2099 void MainWidget::handleSliceClicked(QPieSlice *slice)
Jani Honkonen
Split piechartcustomization to different files
 r844 {
Jani Honkonen
coding style fixes for demos
 r2099 m_slice = static_cast<CustomSlice *>(slice);
Jani Honkonen
Split piechartcustomization to different files
 r844
// 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
coding style fixes for demos
 r2099 *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
coding style fixes for demos
 r2099 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"