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/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd
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** All rights reserved.
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** For any questions to The Qt Company, please use contact form at http://qt.io
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**
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** This file is part of the Qt Charts module.
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**
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** Licensees holding valid commercial license for Qt may use this file in
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** accordance with the Qt License Agreement provided with the Software
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** or, alternatively, in accordance with the terms contained in a written
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** agreement between you and The Qt Company.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.io
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**
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****************************************************************************/
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#include "chartview.h"
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#include <QtWidgets/QApplication>
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#include <QtWidgets/QMainWindow>
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#include <QtCharts/QScatterSeries>
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#include <QtCharts/QLineSeries>
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#include <QtCharts/QSplineSeries>
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#include <QtCharts/QAreaSeries>
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#include <QtCharts/QValueAxis>
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#include <QtCharts/QPolarChart>
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#include <QtCore/QDebug>
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QT_CHARTS_USE_NAMESPACE
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int main(int argc, char *argv[])
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{
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QApplication a(argc, argv);
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const qreal angularMin = -100;
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const qreal angularMax = 100;
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const qreal radialMin = -100;
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const qreal radialMax = 100;
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QScatterSeries *series1 = new QScatterSeries();
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series1->setName("scatter");
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for (int i = angularMin; i <= angularMax; i += 10)
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series1->append(i, (i / radialMax) * radialMax + 8.0);
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QSplineSeries *series2 = new QSplineSeries();
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series2->setName("spline");
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for (int i = angularMin; i <= angularMax; i += 10)
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series2->append(i, (i / radialMax) * radialMax);
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QLineSeries *series3 = new QLineSeries();
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series3->setName("star outer");
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qreal ad = (angularMax - angularMin) / 8;
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qreal rd = (radialMax - radialMin) / 3 * 1.3;
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series3->append(angularMin, radialMax);
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series3->append(angularMin + ad*1, radialMin + rd);
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series3->append(angularMin + ad*2, radialMax);
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series3->append(angularMin + ad*3, radialMin + rd);
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series3->append(angularMin + ad*4, radialMax);
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series3->append(angularMin + ad*5, radialMin + rd);
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series3->append(angularMin + ad*6, radialMax);
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series3->append(angularMin + ad*7, radialMin + rd);
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series3->append(angularMin + ad*8, radialMax);
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QLineSeries *series4 = new QLineSeries();
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series4->setName("star inner");
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ad = (angularMax - angularMin) / 8;
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rd = (radialMax - radialMin) / 3;
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series4->append(angularMin, radialMax);
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series4->append(angularMin + ad*1, radialMin + rd);
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series4->append(angularMin + ad*2, radialMax);
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series4->append(angularMin + ad*3, radialMin + rd);
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series4->append(angularMin + ad*4, radialMax);
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series4->append(angularMin + ad*5, radialMin + rd);
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series4->append(angularMin + ad*6, radialMax);
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series4->append(angularMin + ad*7, radialMin + rd);
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series4->append(angularMin + ad*8, radialMax);
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QAreaSeries *series5 = new QAreaSeries();
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series5->setName("star area");
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series5->setUpperSeries(series3);
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series5->setLowerSeries(series4);
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series5->setOpacity(0.5);
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//![1]
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QPolarChart *chart = new QPolarChart();
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//![1]
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chart->addSeries(series1);
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chart->addSeries(series2);
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chart->addSeries(series3);
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chart->addSeries(series4);
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chart->addSeries(series5);
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chart->setTitle("Use arrow keys to scroll, +/- to zoom, and space to switch chart type.");
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//![2]
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QValueAxis *angularAxis = new QValueAxis();
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angularAxis->setTickCount(9); // First and last ticks are co-located on 0/360 angle.
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angularAxis->setLabelFormat("%.1f");
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angularAxis->setShadesVisible(true);
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angularAxis->setShadesBrush(QBrush(QColor(249, 249, 255)));
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chart->addAxis(angularAxis, QPolarChart::PolarOrientationAngular);
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QValueAxis *radialAxis = new QValueAxis();
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radialAxis->setTickCount(9);
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radialAxis->setLabelFormat("%d");
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chart->addAxis(radialAxis, QPolarChart::PolarOrientationRadial);
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//![2]
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series1->attachAxis(radialAxis);
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series1->attachAxis(angularAxis);
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series2->attachAxis(radialAxis);
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series2->attachAxis(angularAxis);
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series3->attachAxis(radialAxis);
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series3->attachAxis(angularAxis);
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series4->attachAxis(radialAxis);
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series4->attachAxis(angularAxis);
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series5->attachAxis(radialAxis);
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series5->attachAxis(angularAxis);
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radialAxis->setRange(radialMin, radialMax);
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angularAxis->setRange(angularMin, angularMax);
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ChartView *chartView = new ChartView();
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chartView->setChart(chart);
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chartView->setRenderHint(QPainter::Antialiasing);
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QMainWindow window;
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window.setCentralWidget(chartView);
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window.resize(800, 600);
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window.show();
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return a.exec();
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}
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