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main.cpp
103 lines | 2.8 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
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtGui/QApplication>
#include <QMainWindow>
#include <qchartglobal.h>
#include <qchartview.h>
#include <qlineseries.h>
#include <qscatterseries.h>
#include <qbarseries.h>
#include <qbarset.h>
#include <qpieseries.h>
#include <QStringList>
QTCOMMERCIALCHART_USE_NAMESPACE
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
//! [1]
// Create chart view
QChartView *chartView = new QChartView();
chartView->setRenderHint(QPainter::Antialiasing);
chartView->setChartTitle("Simple Line Chart");
// Add series to the chart
QLineSeries *line = new QLineSeries();
line->append(0.0, 0.8);
line->append(1.1, 1.1);
line->append(2.0, 2.5);
chartView->addSeries(line);
//! [1]
chartView->setChartTitle("\'Scietific\' theme");
//! [2]
// Change theme
chartView->setChartTheme(QChart::ChartThemeHighContrast);
//! [2]
chartView->setChartTitle("Simple Pie Chart");
//! [3]
// Add pie series
// ...
QPieSeries *pie = new QPieSeries();
pie->append(3.4, "slice1");
pie->append(6.7, "slice2");
chartView->addSeries(pie);
//! [3]
chartView->setChartTitle("Simple Scatter Chart");
//! [4]
// Add scatter series
// ...
QScatterSeries *scatter = new QScatterSeries();
for (qreal x(0); x < 100; x += 0.5) {
qreal y = rand() % 100;
*(scatter) << QPointF(x, y);
}
chartView->addSeries(scatter);
//! [4]
chartView->setChartTitle("Simple Bar Chart");
//! [5]
// ...
// Add bar series
QStringList barCategory;
barCategory << "Jan"
<< "Feb"
<< "Mar";
QBarSeries *bar = new QBarSeries(barCategory);
QBarSet *barSet = new QBarSet("Sales");
*barSet << 123.2
<< 301.3
<< 285.8;
bar->addBarSet(barSet);
chartView->addSeries(bar);
//! [5]
QMainWindow w;
w.resize(400, 300);
w.setCentralWidget(chartView);
w.setWindowFlags(Qt::FramelessWindowHint);
w.show();
return a.exec();
}