main.cpp
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r0 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2016 The Qt Company Ltd. | ||||
** Contact: https://www.qt.io/licensing/ | ||||
** | ||||
** This file is part of the Qt Charts module of the Qt Toolkit. | ||||
** | ||||
** $QT_BEGIN_LICENSE:GPL$ | ||||
** Commercial License Usage | ||||
** Licensees holding valid commercial Qt licenses may use this file in | ||||
** accordance with the commercial license agreement provided with the | ||||
** Software or, alternatively, in accordance with the terms contained in | ||||
** a written agreement between you and The Qt Company. For licensing terms | ||||
** and conditions see https://www.qt.io/terms-conditions. For further | ||||
** information use the contact form at https://www.qt.io/contact-us. | ||||
** | ||||
** GNU General Public License Usage | ||||
** Alternatively, this file may be used under the terms of the GNU | ||||
** General Public License version 3 or (at your option) any later version | ||||
** approved by the KDE Free Qt Foundation. The licenses are as published by | ||||
** the Free Software Foundation and appearing in the file LICENSE.GPL3 | ||||
** included in the packaging of this file. Please review the following | ||||
** information to ensure the GNU General Public License requirements will | ||||
** be met: https://www.gnu.org/licenses/gpl-3.0.html. | ||||
** | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
#include <QtWidgets/QApplication> | ||||
#include <QtWidgets/QMainWindow> | ||||
#include <QtCharts/QChartView> | ||||
#include <QtCharts/QLineSeries> | ||||
#include <QtCharts/QAreaSeries> | ||||
QT_CHARTS_USE_NAMESPACE | ||||
int main(int argc, char *argv[]) | ||||
{ | ||||
QApplication a(argc, argv); | ||||
//![1] | ||||
QLineSeries *series0 = new QLineSeries(); | ||||
QLineSeries *series1 = new QLineSeries(); | ||||
//![1] | ||||
//![2] | ||||
*series0 << QPointF(1, 5) << QPointF(3, 7) << QPointF(7, 6) << QPointF(9, 7) << QPointF(12, 6) | ||||
<< QPointF(16, 7) << QPointF(18, 5); | ||||
*series1 << QPointF(1, 3) << QPointF(3, 4) << QPointF(7, 3) << QPointF(8, 2) << QPointF(12, 3) | ||||
<< QPointF(16, 4) << QPointF(18, 3); | ||||
//![2] | ||||
//![3] | ||||
QAreaSeries *series = new QAreaSeries(series0, series1); | ||||
series->setName("Batman"); | ||||
QPen pen(0x059605); | ||||
pen.setWidth(3); | ||||
series->setPen(pen); | ||||
QLinearGradient gradient(QPointF(0, 0), QPointF(0, 1)); | ||||
gradient.setColorAt(0.0, 0x3cc63c); | ||||
gradient.setColorAt(1.0, 0x26f626); | ||||
gradient.setCoordinateMode(QGradient::ObjectBoundingMode); | ||||
series->setBrush(gradient); | ||||
//![3] | ||||
//![4] | ||||
QChart *chart = new QChart(); | ||||
chart->addSeries(series); | ||||
chart->setTitle("Simple areachart example"); | ||||
chart->createDefaultAxes(); | ||||
chart->axisX()->setRange(0, 20); | ||||
chart->axisY()->setRange(0, 10); | ||||
//![4] | ||||
//![5] | ||||
QChartView *chartView = new QChartView(chart); | ||||
chartView->setRenderHint(QPainter::Antialiasing); | ||||
//![5] | ||||
//![6] | ||||
QMainWindow window; | ||||
window.setCentralWidget(chartView); | ||||
window.resize(400, 300); | ||||
window.show(); | ||||
//![6] | ||||
return a.exec(); | ||||
} | ||||