|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2014 Digia Plc
|
|
|
** All rights reserved.
|
|
|
** For any questions to Digia, please use contact form at http://qt.io
|
|
|
**
|
|
|
** This file is part of the Qt Charts module.
|
|
|
**
|
|
|
** 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.
|
|
|
**
|
|
|
** If you have questions regarding the use of this file, please use
|
|
|
** contact form at http://qt.io
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#include "chartview.h"
|
|
|
#include <QtWidgets/QApplication>
|
|
|
#include <QtWidgets/QMainWindow>
|
|
|
#include <QtCharts/QScatterSeries>
|
|
|
#include <QtCharts/QLineSeries>
|
|
|
#include <QtCharts/QSplineSeries>
|
|
|
#include <QtCharts/QAreaSeries>
|
|
|
#include <QtCharts/QValueAxis>
|
|
|
#include <QtCharts/QPolarChart>
|
|
|
#include <QtCore/QDebug>
|
|
|
|
|
|
QT_CHARTS_USE_NAMESPACE
|
|
|
|
|
|
int main(int argc, char *argv[])
|
|
|
{
|
|
|
QApplication a(argc, argv);
|
|
|
|
|
|
const qreal angularMin = -100;
|
|
|
const qreal angularMax = 100;
|
|
|
|
|
|
const qreal radialMin = -100;
|
|
|
const qreal radialMax = 100;
|
|
|
|
|
|
QScatterSeries *series1 = new QScatterSeries();
|
|
|
series1->setName("scatter");
|
|
|
for (int i = angularMin; i <= angularMax; i += 10)
|
|
|
series1->append(i, (i / radialMax) * radialMax + 8.0);
|
|
|
|
|
|
QSplineSeries *series2 = new QSplineSeries();
|
|
|
series2->setName("spline");
|
|
|
for (int i = angularMin; i <= angularMax; i += 10)
|
|
|
series2->append(i, (i / radialMax) * radialMax);
|
|
|
|
|
|
QLineSeries *series3 = new QLineSeries();
|
|
|
series3->setName("star outer");
|
|
|
qreal ad = (angularMax - angularMin) / 8;
|
|
|
qreal rd = (radialMax - radialMin) / 3 * 1.3;
|
|
|
series3->append(angularMin, radialMax);
|
|
|
series3->append(angularMin + ad*1, radialMin + rd);
|
|
|
series3->append(angularMin + ad*2, radialMax);
|
|
|
series3->append(angularMin + ad*3, radialMin + rd);
|
|
|
series3->append(angularMin + ad*4, radialMax);
|
|
|
series3->append(angularMin + ad*5, radialMin + rd);
|
|
|
series3->append(angularMin + ad*6, radialMax);
|
|
|
series3->append(angularMin + ad*7, radialMin + rd);
|
|
|
series3->append(angularMin + ad*8, radialMax);
|
|
|
|
|
|
QLineSeries *series4 = new QLineSeries();
|
|
|
series4->setName("star inner");
|
|
|
ad = (angularMax - angularMin) / 8;
|
|
|
rd = (radialMax - radialMin) / 3;
|
|
|
series4->append(angularMin, radialMax);
|
|
|
series4->append(angularMin + ad*1, radialMin + rd);
|
|
|
series4->append(angularMin + ad*2, radialMax);
|
|
|
series4->append(angularMin + ad*3, radialMin + rd);
|
|
|
series4->append(angularMin + ad*4, radialMax);
|
|
|
series4->append(angularMin + ad*5, radialMin + rd);
|
|
|
series4->append(angularMin + ad*6, radialMax);
|
|
|
series4->append(angularMin + ad*7, radialMin + rd);
|
|
|
series4->append(angularMin + ad*8, radialMax);
|
|
|
|
|
|
QAreaSeries *series5 = new QAreaSeries();
|
|
|
series5->setName("star area");
|
|
|
series5->setUpperSeries(series3);
|
|
|
series5->setLowerSeries(series4);
|
|
|
series5->setOpacity(0.5);
|
|
|
|
|
|
//![1]
|
|
|
QPolarChart *chart = new QPolarChart();
|
|
|
//![1]
|
|
|
chart->addSeries(series1);
|
|
|
chart->addSeries(series2);
|
|
|
chart->addSeries(series3);
|
|
|
chart->addSeries(series4);
|
|
|
chart->addSeries(series5);
|
|
|
|
|
|
chart->setTitle("Use arrow keys to scroll, +/- to zoom, and space to switch chart type.");
|
|
|
|
|
|
//![2]
|
|
|
QValueAxis *angularAxis = new QValueAxis();
|
|
|
angularAxis->setTickCount(9); // First and last ticks are co-located on 0/360 angle.
|
|
|
angularAxis->setLabelFormat("%.1f");
|
|
|
angularAxis->setShadesVisible(true);
|
|
|
angularAxis->setShadesBrush(QBrush(QColor(249, 249, 255)));
|
|
|
chart->addAxis(angularAxis, QPolarChart::PolarOrientationAngular);
|
|
|
|
|
|
QValueAxis *radialAxis = new QValueAxis();
|
|
|
radialAxis->setTickCount(9);
|
|
|
radialAxis->setLabelFormat("%d");
|
|
|
chart->addAxis(radialAxis, QPolarChart::PolarOrientationRadial);
|
|
|
//![2]
|
|
|
|
|
|
series1->attachAxis(radialAxis);
|
|
|
series1->attachAxis(angularAxis);
|
|
|
series2->attachAxis(radialAxis);
|
|
|
series2->attachAxis(angularAxis);
|
|
|
series3->attachAxis(radialAxis);
|
|
|
series3->attachAxis(angularAxis);
|
|
|
series4->attachAxis(radialAxis);
|
|
|
series4->attachAxis(angularAxis);
|
|
|
series5->attachAxis(radialAxis);
|
|
|
series5->attachAxis(angularAxis);
|
|
|
|
|
|
radialAxis->setRange(radialMin, radialMax);
|
|
|
angularAxis->setRange(angularMin, angularMax);
|
|
|
|
|
|
ChartView *chartView = new ChartView();
|
|
|
chartView->setChart(chart);
|
|
|
chartView->setRenderHint(QPainter::Antialiasing);
|
|
|
|
|
|
QMainWindow window;
|
|
|
window.setCentralWidget(chartView);
|
|
|
window.resize(800, 600);
|
|
|
window.show();
|
|
|
|
|
|
return a.exec();
|
|
|
}
|
|
|
|
