main.cpp
137 lines
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| text/x-c
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CppLexer
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r2483 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2013 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 "chartview.h" | ||||
#include <QApplication> | ||||
#include <QMainWindow> | ||||
#include <QScatterSeries> | ||||
#include <QLineSeries> | ||||
#include <QSplineSeries> | ||||
#include <QAreaSeries> | ||||
#include <QValueAxis> | ||||
#include <QPolarChart> | ||||
#include <QDebug> | ||||
QTCOMMERCIALCHART_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(); | ||||
} | ||||