|
|
/****************************************************************************
|
|
|
**
|
|
|
** 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 <QtWidgets/QApplication>
|
|
|
#include <QtWidgets/QMainWindow>
|
|
|
#include <QtCharts/QLineSeries>
|
|
|
|
|
|
#include <QtCharts/QValueAxis>
|
|
|
|
|
|
#include "chart.h"
|
|
|
#include "chartview.h"
|
|
|
|
|
|
QT_CHARTS_USE_NAMESPACE
|
|
|
|
|
|
int main(int argc, char *argv[])
|
|
|
{
|
|
|
QApplication a(argc, argv);
|
|
|
|
|
|
QLineSeries *series = new QLineSeries();
|
|
|
|
|
|
series->append(0, 6);
|
|
|
series->append(1, 3);
|
|
|
series->append(2, 4);
|
|
|
series->append(3, 8);
|
|
|
series->append(7, 13);
|
|
|
series->append(10, 5);
|
|
|
*series << QPointF(11, 1) << QPointF(13, 3) << QPointF(17, 6) << QPointF(18, 3) << QPointF(20, 2);
|
|
|
|
|
|
Chart *chart = new Chart(0, 0, series);
|
|
|
chart->legend()->hide();
|
|
|
chart->addSeries(series);
|
|
|
QPen p = series->pen();
|
|
|
p.setWidth(5);
|
|
|
series->setPen(p);
|
|
|
chart->createDefaultAxes();
|
|
|
chart->setTitle("Drag'n drop to move data points");
|
|
|
|
|
|
QValueAxis *axisX = new QValueAxis();
|
|
|
chart->setAxisX(axisX, series);
|
|
|
axisX->setRange(0, 20);
|
|
|
|
|
|
QValueAxis *axisY = new QValueAxis();
|
|
|
chart->setAxisY(axisY, series);
|
|
|
axisY->setRange(0, 13);
|
|
|
|
|
|
QObject::connect(series, SIGNAL(pressed(QPointF)), chart, SLOT(clickPoint(QPointF)));
|
|
|
|
|
|
ChartView *chartView = new ChartView(chart);
|
|
|
chartView->setRenderHint(QPainter::Antialiasing);
|
|
|
|
|
|
QMainWindow window;
|
|
|
window.setCentralWidget(chartView);
|
|
|
window.resize(400, 300);
|
|
|
window.show();
|
|
|
|
|
|
return a.exec();
|
|
|
}
|
|
|
|
