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Added documentation for BarModelMapper example
Added documentation for BarModelMapper example

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tablewidget.cpp
611 lines | 23.8 KiB | text/x-c | CppLexer
/****************************************************************************
**
** 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
** $QT_END_LICENSE$
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****************************************************************************/
#include "tablewidget.h"
#include <QGridLayout>
#include <QTableView>
#include <QChart>
#include <QStyledItemDelegate>
#include <QLineSeries>
#include <QSplineSeries>
#include <QScatterSeries>
#include <QVXYModelMapper>
#include <QHXYModelMapper>
#include "customtablemodel.h"
#include <QPieSeries>
#include <QVPieModelMapper>
#include <QPieSlice>
#include <QAreaSeries>
#include <QBarSeries>
#include <QGroupedBarSeries>
#include <QBarSet>
#include <QVBarModelMapper>
#include <QPushButton>
#include <QRadioButton>
#include <QLabel>
#include <QSpinBox>
#include <QTime>
#include <QHeaderView>
TableWidget::TableWidget(QWidget *parent)
: QWidget(parent),
m_series(0),
m_mapper(0),
m_model(0),
m_pieMapper(0),
m_pieMapper2(0),
m_barSeries(0),
m_barMapper(0)
// specialPie(0)
{
setGeometry(1900, 100, 1000, 600);
qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
// create simple model for storing data
// user's table data model
m_model = new CustomTableModel;
m_tableView = new QTableView;
m_tableView->setModel(m_model);
// m_tableView->setMinimumHeight(300);
m_tableView->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
m_tableView->verticalHeader()->setResizeMode(QHeaderView::Stretch);
m_chart = new QChart;
m_chart->legend()->setVisible(true);
m_chart->setAnimationOptions(QChart::SeriesAnimations);
m_chartView = new QChartView(m_chart);
m_chartView->setRenderHint(QPainter::Antialiasing);
m_chartView->setMinimumSize(640, 480);
// add, remove data buttons
QPushButton* addRowAboveButton = new QPushButton("Add row above");
connect(addRowAboveButton, SIGNAL(clicked()), this, SLOT(addRowAbove()));
QPushButton* addRowBelowButton = new QPushButton("Add row below");
connect(addRowBelowButton, SIGNAL(clicked()), this, SLOT(addRowBelow()));
QPushButton* removeRowButton = new QPushButton("Remove row");
connect(removeRowButton, SIGNAL(clicked()), this, SLOT(removeRow()));
QPushButton* addColumnRightButton = new QPushButton("Add column to the right");
connect(addColumnRightButton, SIGNAL(clicked()), this, SLOT(addColumnRight()));
QPushButton* removeColumnButton = new QPushButton("Remove column");
connect(removeColumnButton, SIGNAL(clicked()), this, SLOT(removeColumn()));
QPushButton* specialPieButton = new QPushButton("Add slices using series API");
connect(specialPieButton, SIGNAL(clicked()), this, SLOT(testPie()));
QPushButton* specialPieButton2 = new QPushButton("Remove slices using series API");
connect(specialPieButton2, SIGNAL(clicked()), this, SLOT(testPie2()));
QPushButton* specialPieButton3 = new QPushButton("Modify slices using series API");
connect(specialPieButton3, SIGNAL(clicked()), this, SLOT(testPie3()));
QPushButton* xyTestButton = new QPushButton("Append XY point");
connect(xyTestButton, SIGNAL(clicked()), this, SLOT(testXY()));
QLabel *spinBoxLabel = new QLabel("Rows affected:");
// spin box for setting number of affected items (add, remove)
m_linesCountSpinBox = new QSpinBox;
m_linesCountSpinBox->setRange(1, 10);
m_linesCountSpinBox->setValue(1);
// buttons layout
QVBoxLayout* buttonsLayout = new QVBoxLayout;
buttonsLayout->addWidget(spinBoxLabel);
buttonsLayout->addWidget(m_linesCountSpinBox);
// buttonsLayout->addWidget(addRowAboveButton);
buttonsLayout->addWidget(addRowBelowButton);
buttonsLayout->addWidget(removeRowButton);
// buttonsLayout->addWidget(addColumnRightButton);
// buttonsLayout->addWidget(removeColumnButton);
buttonsLayout->addWidget(specialPieButton);
buttonsLayout->addWidget(specialPieButton2);
buttonsLayout->addWidget(specialPieButton3);
buttonsLayout->addWidget(xyTestButton);
buttonsLayout->addStretch();
// chart type radio buttons
m_lineRadioButton = new QRadioButton("Line");
m_splineRadioButton = new QRadioButton("Spline");
m_scatterRadioButton = new QRadioButton("Scatter");
m_pieRadioButton = new QRadioButton("Pie");
m_areaRadioButton = new QRadioButton("Area");
m_barRadioButton = new QRadioButton("Bar");
connect(m_lineRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
connect(m_splineRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
connect(m_scatterRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
connect(m_pieRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
connect(m_areaRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
connect(m_barRadioButton, SIGNAL(toggled(bool)), this, SLOT(updateChartType(bool)));
m_barRadioButton->setChecked(true);
// radio buttons layout
QVBoxLayout* radioLayout = new QVBoxLayout;
radioLayout->addWidget(m_lineRadioButton);
radioLayout->addWidget(m_splineRadioButton);
radioLayout->addWidget(m_scatterRadioButton);
radioLayout->addWidget(m_pieRadioButton);
// radioLayout->addWidget(m_areaRadioButton);
radioLayout->addWidget(m_barRadioButton);
radioLayout->addStretch();
// create main layout
QGridLayout* mainLayout = new QGridLayout;
mainLayout->addLayout(buttonsLayout, 2, 0);
mainLayout->addLayout(radioLayout, 3, 0);
mainLayout->addWidget(m_tableView, 1, 0);
mainLayout->addWidget(m_chartView, 1, 1, 2, 1);
setLayout(mainLayout);
m_lineRadioButton->setFocus();
}
void TableWidget::addRowAbove()
{
m_model->insertRows(m_tableView->currentIndex().row(), m_linesCountSpinBox->value());
}
void TableWidget::addRowBelow()
{
m_model->insertRows(m_tableView->currentIndex().row() + 1, m_linesCountSpinBox->value());
}
void TableWidget::removeRow()
{
m_model->removeRows(m_tableView->currentIndex().row(), qMin(m_model->rowCount() - m_tableView->currentIndex().row(), m_linesCountSpinBox->value()));
}
void TableWidget::addColumnRight()
{
m_model->insertColumns(m_tableView->currentIndex().column() + 1, m_linesCountSpinBox->value());
}
void TableWidget::removeColumn()
{
m_model->removeColumns(m_tableView->currentIndex().column(), qMin(m_model->columnCount() - m_tableView->currentIndex().column(), m_linesCountSpinBox->value()));
}
void TableWidget::updateChartType(bool toggle)
{
// this if is needed, so that the function is only called once.
// For the radioButton that was enabled.
if (toggle) {
// specialPie = 0;
m_chart->removeAllSeries();
m_series = 0;
// m_chart->axisX()->setNiceNumbersEnabled(false);
// m_chart->axisY()->setNiceNumbersEnabled(false);
if (m_mapper) {
m_mapper->deleteLater();
m_mapper = 0;
}
if (m_pieMapper) {
m_pieMapper->deleteLater();
m_pieMapper = 0;
}
if (m_pieMapper2) {
m_pieMapper2->deleteLater();
m_pieMapper2 = 0;
}
// if (m_series) {
// delete m_series;
// m_series = 0;
// }
// renable axes of the chart (pie hides them)
// x axis
QAxis *axis = m_chart->axisX();
axis->setAxisVisible(true);
axis->setGridLineVisible(true);
axis->setLabelsVisible(true);
// y axis
axis = m_chart->axisY();
axis->setAxisVisible(true);
axis->setGridLineVisible(true);
axis->setLabelsVisible(true);
m_model->clearMapping();
QString seriesColorHex = "#000000";
// QPen pen;
// pen.setWidth(2);
if (m_lineRadioButton->isChecked())
{
// m_chart->setAnimationOptions(QChart::NoAnimation);
// series 1
m_series = new QLineSeries;
// m_mapper = new QHXYModelMapper;
// m_mapper->setModel(m_model);
// m_mapper->setSeries(m_series);
// m_mapper->setXRow(0);
// m_mapper->setYRow(1);
// m_mapper->setFirst(3);
// m_mapper->setCount(4);
QAxisCategories* xCategories = m_chart->axisX()->categories();
xCategories->insert(50, "Jeden");
xCategories->insert(100, "Dwa");
xCategories->insert(150, "Trzy");
xCategories->insert(200, "Cztery");
xCategories->insert(250, "Piec");
xCategories->insert(300, "szesc");
m_mapper = new QVXYModelMapper;
m_mapper->setModel(m_model);
m_mapper->setSeries(m_series);
m_mapper->setXColumn(0);
m_mapper->setYColumn(1);
m_mapper->setFirst(3);
// m_mapper->setCount(4);
// m_series->setModelMapping(0,1, Qt::Vertical);
// m_series->setModelMappingRange(3, 4);
m_chart->addSeries(m_series);
seriesColorHex = "#" + QString::number(m_series->pen().color().rgb(), 16).right(6).toUpper();
m_model->addMapping(seriesColorHex, QRect(0, 3, 2, 4));
// // series 2
// m_series = new QLineSeries;
// m_series->setModel(m_model);
// mapper = new QXYModelMapper;
// mapper->setMapX(3);
// mapper->setMapY(4);
// // mapper->setFirst(3);
// // mapper->setCount(4);
// m_series->setModelMapper(mapper);
// // m_series->setModelMapping(2,3, Qt::Vertical);
// m_chart->addSeries(m_series);
// seriesColorHex = "#" + QString::number(m_series->pen().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(3, 0, 2, 1000));
// // series 3
// m_series = new QLineSeries;
// m_series->setModel(m_model);
// mapper = new QXYModelMapper;
// mapper->setMapX(5);
// mapper->setMapY(6);
// mapper->setFirst(2);
// mapper->setCount(-1);
// m_series->setModelMapper(mapper);
// // m_series->setModelMapping(4,5, Qt::Vertical);
// // m_series->setModelMappingRange(2, -1);
// m_chart->addSeries(m_series);
// seriesColorHex = "#" + QString::number(m_series->pen().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(5, 2, 2, 1000));
}
else if (m_splineRadioButton->isChecked())
{
m_chart->setAnimationOptions(QChart::NoAnimation);
// series 1
m_series = new QSplineSeries;
// m_series->setModel(m_model);
// m_mapper = new QVXYModelMapper;
// m_mapper->setSeries(m_series);
// m_mapper->setModel(m_model);
// m_mapper->setXColumn(0);
// m_mapper->setYColumn(1);
// m_mapper->setFirst(0);
// m_mapper->setCount(-1);
// m_series->setModelMapper(mapper);
m_chart->addSeries(m_series);
seriesColorHex = "#" + QString::number(m_series->pen().color().rgb(), 16).right(6).toUpper();
m_model->addMapping(seriesColorHex, QRect(0, 0, 2, 1000));
// // series 2
// m_series = new QSplineSeries;
// m_series->setModel(m_model);
// mapper = new QXYModelMapper;
// mapper->setMapX(2);
// mapper->setMapY(3);
// mapper->setFirst(2);
// mapper->setCount(4);
// m_series->setModelMapper(mapper);
// m_chart->addSeries(m_series);
// seriesColorHex = "#" + QString::number(m_series->pen().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(2, 2, 2, 4));
// // series 3
// m_series = new QSplineSeries;
// m_series->setModel(m_model);
// mapper = new QXYModelMapper;
// mapper->setMapX(4);
// mapper->setMapY(5);
// mapper->setFirst(2);
// mapper->setCount(-1);
// m_series->setModelMapper(mapper);
// m_chart->addSeries(m_series);
// seriesColorHex = "#" + QString::number(m_series->pen().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(4, 2, 2, 1000));
} else if (m_scatterRadioButton->isChecked())
{
m_chart->setAnimationOptions(QChart::NoAnimation);
// series 1
m_series = new QScatterSeries;
// m_mapper = new QVXYModelMapper;
// m_mapper->setSeries(m_series);
// m_mapper->setModel(m_model);
// m_mapper->setXColumn(0);
// m_mapper->setYColumn(1);
// m_mapper->setFirst(0);
// m_mapper->setCount(-1);
m_chart->addSeries(m_series);
seriesColorHex = "#" + QString::number(m_series->brush().color().rgb(), 16).right(6).toUpper();
m_model->addMapping(seriesColorHex, QRect(0, 2, 2, 1000));
// // series 2
// m_series = new QScatterSeries;
// m_series->setModel(m_model);
// m_series->setModelMapping(2,3, Qt::Vertical);
// // m_series->setModelMappingRange(1, 6);
// // series->setModelMapping(2,3, Qt::Horizontal);
// m_chart->addSeries(m_series);
// seriesColorHex = "#" + QString::number(m_series->brush().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(2, 1, 2, 6));
// // series 3
// m_series = new QScatterSeries;
// m_series->setModel(m_model);
// m_series->setModelMapping(4,5, Qt::Vertical);
// // series->setModelMapping(4,5, Qt::Horizontal);
// m_chart->addSeries(m_series);
// seriesColorHex = "#" + QString::number(m_series->brush().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(4, 0, 2, 1000));
} else if (m_pieRadioButton->isChecked()) {
m_chart->setAnimationOptions(QChart::SeriesAnimations);
// pie 1
m_pieSeries = new QPieSeries;
m_pieMapper = new QVPieModelMapper;
m_pieMapper->setValuesColumn(1);
m_pieMapper->setLabelsColumn(7);
m_pieMapper->setSeries(m_pieSeries);
m_pieMapper->setModel(m_model);
m_pieMapper->setFirst(2);
// m_pieMapper->setCount(5);
// pieSeries->setModelMapper(mapper);
m_pieSeries->setLabelsVisible(true);
m_pieSeries->setPieSize(0.35);
m_pieSeries->setHorizontalPosition(0.25);
m_pieSeries->setVerticalPosition(0.35);
m_chart->addSeries(m_pieSeries);
seriesColorHex = "#" + QString::number(m_pieSeries->slices().at(m_pieSeries->slices().count()/2)->brush().color().rgb(), 16).right(6).toUpper();
m_model->addMapping(seriesColorHex, QRect(1, 2, 1, 50));
// pieSeries->slices().at(0)->setValue(400);
// pieSeries->slices().at(0)->setLabel(QString("36"));
// pie 2
m_pieSeries2 = new QPieSeries;
m_pieMapper2 = new QVPieModelMapper;
m_pieMapper2->setValuesColumn(0);
m_pieMapper2->setLabelsColumn(7);
m_pieMapper2->setModel(m_model);
m_pieMapper2->setSeries(m_pieSeries2);
m_pieMapper2->setFirst(2);
m_pieSeries2->setLabelsVisible(true);
m_pieSeries2->setPieSize(0.35);
m_pieSeries2->setHorizontalPosition(0.75);
m_pieSeries2->setVerticalPosition(0.65);
m_chart->addSeries(m_pieSeries2);
seriesColorHex = "#" + QString::number(m_pieSeries2->slices().at(m_pieSeries2->slices().count()/2)->brush().color().rgb(), 16).right(6).toUpper();
m_model->addMapping(seriesColorHex, QRect(0, 2, 1, 1000));
// // pie 3
// pieSeries = new QPieSeries;
// pieSeries->setModel(m_model);
// pieSeries->setModelMapping(2,2, Qt::Vertical);
// pieSeries->setLabelsVisible(true);
// pieSeries->setPieSize(0.35);
// pieSeries->setHorizontalPosition(0.5);
// pieSeries->setVerticalPosition(0.75);
// m_chart->addSeries(pieSeries);
// seriesColorHex = "#" + QString::number(pieSeries->slices().at(pieSeries->slices().count()/2)->brush().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(2, 0, 1, 1000));
// // special pie
// specialPie = new QPieSeries;
// specialPie->append(17, "1");
// specialPie->append(45, "2");
// specialPie->append(77, "3");
// specialPie->append(37, "4");
// specialPie->append(27, "5");
// specialPie->append(47, "6");
// specialPie->setPieSize(0.35);
// specialPie->setHorizontalPosition(0.8);
// specialPie->setVerticalPosition(0.75);
// specialPie->setLabelsVisible(true);
// m_chart->addSeries(specialPie);
}
// else if (m_areaRadioButton->isChecked())
// {
// m_chart->setAnimationOptions(QChart::NoAnimation);
// QLineSeries* upperLineSeries = new QLineSeries;
// upperLineSeries->setModel(m_model);
// upperLineSeries->setModelMapping(0, 1, Qt::Vertical);
// // upperLineSeries->setModelMappingRange(1, 5);
// QLineSeries* lowerLineSeries = new QLineSeries;
// lowerLineSeries->setModel(m_model);
// lowerLineSeries->setModelMapping(2, 3, Qt::Vertical);
// QAreaSeries* areaSeries = new QAreaSeries(upperLineSeries, lowerLineSeries);
// m_chart->addSeries(areaSeries);
// seriesColorHex = "#" + QString::number(areaSeries->brush().color().rgb(), 16).right(6).toUpper();
// m_model->addMapping(seriesColorHex, QRect(0, 1, 2, 5));
// m_model->addMapping(seriesColorHex, QRect(2, 0, 2, 1000));
// }
else if (m_barRadioButton->isChecked())
{
// m_chart->setAnimationOptions(QChart::SeriesAnimations);
m_chart->setAnimationOptions(QChart::NoAnimation);
m_barSeries = new QGroupedBarSeries();
// QAxisCategories* xCategories = m_chart->axisX()->categories();
// xCategories->insert(0, "Jeden");
// xCategories->insert(1, "Dwa");
// xCategories->insert(2, "Trzy");
// xCategories->insert(3, "Cztery");
// xCategories->insert(4, "Piec");
// xCategories->insert(5, "szesc");
QStringList categories;
categories << "June" << "July" << "August" << "September" << "October" << "November";
m_chart->axisX()->categories()->insert(categories);
int first = 3;
int count = 6;
m_barMapper = new QVBarModelMapper;
m_barMapper->setFirstBarSetColumn(2);
m_barMapper->setLastBarSetColumn(4);
m_barMapper->setFirst(first);
m_barMapper->setCount(count);
m_barMapper->setSeries(m_barSeries);
m_barMapper->setModel(m_model);
// barSeries->setModelMapper(mapper);
m_chart->addSeries(m_barSeries);
// QStringList categories;
// categories << "June" << "July" << "August" << "September" << "October" << "November";
// m_chart->axisX()->categories()->insert(categories);
QList<QBarSet*> barsets = m_barSeries->barSets();
for (int i = 0; i < barsets.count(); i++) {
seriesColorHex = "#" + QString::number(barsets.at(i)->brush().color().rgb(), 16).right(6).toUpper();
m_model->addMapping(seriesColorHex, QRect(2 + i, first, 1, barsets.at(i)->count()));
}
}
if (!m_barRadioButton->isChecked()) {
// m_chart->axisX()->setRange(0, 500);
// m_chart->axisY()->setRange(0, 220);
}
m_chart->legend()->setVisible(true);
// repaint table view colors
m_tableView->repaint();
m_tableView->setFocus();
}
}
void TableWidget::testPie()
{
// m_pieMapper->setCount(-1);
QPieSlice *slice = new QPieSlice("Hehe", 145);
slice->setLabelVisible();
m_pieSeries->append(slice);
slice = new QPieSlice("Hoho", 34);
slice->setLabelVisible();
m_pieSeries->append(slice);
// m_series->modelMapper()->setMapX(4);
// m_tableView->setColumnWidth(10, 250);
// if (specialPie) {
// specialPie->remove(specialPie->slices().at(2));
// // specialPie->insert(4, new QPieSlice(45, "Hello"));//specialPie->slices.at(2));
// specialPie->append(4, "heloo");
// }
}
void TableWidget::testPie2()
{
QPieSlice *slice;
if (m_pieSeries->count() > 0) {
slice = m_pieSeries->slices().last();
m_pieSeries->remove(slice);
}
if (m_pieSeries->count() > 0) {
slice = m_pieSeries->slices().first();
m_pieSeries->remove(slice);
}
}
void TableWidget::testPie3()
{
QPieSlice *slice;
if (m_pieSeries->count() > 0) {
slice = m_pieSeries->slices().last();
slice->setLabel("Dalej");
slice->setValue(222);
}
if (m_pieSeries->count() > 0) {
slice = m_pieSeries->slices().first();
slice->setLabel("Prawie");
slice->setValue(111);
}
}
void TableWidget::testXY()
{
if (m_barMapper)
m_barMapper->setLastBarSetColumn(m_barMapper->lastBarSetColumn() + 1);
// if (m_series->type() != QAbstractSeries::SeriesTypeLine) {
// m_series->append(QPointF(150, 75));
// }
// if (m_series->count() > 0) {
// m_series->remove(m_series->points().last());
// }
}
TableWidget::~TableWidget()
{
}