Widget/Simple/main.cpp

0001 /**
0002  * SPDX-FileCopyrightText: 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
0003  *
0004  * This file is part of the KD Chart library.
0005  *
0006  * SPDX-License-Identifier: GPL-2.0-or-later
0007  */
0008
0009 #include <QApplication>
0010 #include <KChartWidget>
0011
0012 int main( int argc, char** argv ) {
0013     QApplication app( argc, argv );
0014
0015     KChart::Widget widget;
0016     widget.resize( 600, 600 );
0017
0018     QVector< qreal > vec0,  vec1,  vec2;
0019
0020     vec0 << -5 << -4 << -3 << -2 << -1 << 0
0021          << 1 << 2 << 3 << 4 << 5;
0022     vec1 << 25 << 16 << 9 << 4 << 1 << 0
0023          << 1 << 4 << 9 << 16 << 25;
0024     vec2 << -125 << -64 << -27 << -8 << -1 << 0
0025          << 1 << 8 << 27 << 64 << 125;
0026
0027     widget.setDataset( 0, vec0, "Linear" );
0028     widget.setDataset( 1, vec1, "Quadratic" );
0029     widget.setDataset( 2, vec2, "Cubic" );
0030
0031     widget.show();
0032
0033     return app.exec();
0034 }