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Diffstat (limited to 'examples/datetimeaxis/main.cpp')
-rw-r--r-- | examples/datetimeaxis/main.cpp | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/examples/datetimeaxis/main.cpp b/examples/datetimeaxis/main.cpp deleted file mode 100644 index 1427276b..00000000 --- a/examples/datetimeaxis/main.cpp +++ /dev/null @@ -1,100 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2014 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 Enterprise Charts Add-on. -** -** $QT_BEGIN_LICENSE$ -** Licensees holding valid Qt Enterprise licenses may use this file in -** accordance with the Qt Enterprise 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 <QApplication> -#include <QMainWindow> -#include <QChartView> -#include <QLineSeries> -#include <QDateTime> -#include <QDateTimeAxis> -#include <QFile> -#include <QTextStream> -#include <QDebug> -#include <QValueAxis> - -QTCOMMERCIALCHART_USE_NAMESPACE - -int main(int argc, char *argv[]) -{ - QApplication a(argc, argv); - qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime())); - - //![1] - QLineSeries *series = new QLineSeries(); - //![1] - - //![2] - // data from http://www.swpc.noaa.gov/ftpdir/weekly/RecentIndices.txt - // http://www.swpc.noaa.gov/ftpdir/weekly/README - // http://www.weather.gov/disclaimer - QFile sunSpots(":sun"); - if (!sunSpots.open(QIODevice::ReadOnly | QIODevice::Text)) { - return 1; - } - - QTextStream stream(&sunSpots); - while (!stream.atEnd()) { - QString line = stream.readLine(); - if (line.startsWith("#") || line.startsWith(":")) - continue; - QStringList values = line.split(" ", QString::SkipEmptyParts); - QDateTime momentInTime; - momentInTime.setDate(QDate(values[0].toInt(), values[1].toInt() , 15)); - series->append(momentInTime.toMSecsSinceEpoch(), values[2].toDouble()); - } - sunSpots.close(); - //![2] - - //![3] - QChart *chart = new QChart(); - chart->addSeries(series); - chart->legend()->hide(); - chart->setTitle("Sunspots count (by Space Weather Prediction Center)"); - //![3] - - //![4] - QDateTimeAxis *axisX = new QDateTimeAxis; - axisX->setTickCount(10); - axisX->setFormat("MMM yyyy"); - axisX->setTitleText("Date"); - chart->addAxis(axisX, Qt::AlignBottom); - series->attachAxis(axisX); - - QValueAxis *axisY = new QValueAxis; - axisY->setLabelFormat("%i"); - axisY->setTitleText("Sunspots count"); - chart->addAxis(axisY, Qt::AlignLeft); - series->attachAxis(axisY); - //![4] - - //![5] - QChartView *chartView = new QChartView(chart); - chartView->setRenderHint(QPainter::Antialiasing); - //![5] - - //![6] - QMainWindow window; - window.setCentralWidget(chartView); - window.resize(820, 600); - window.show(); - //![6] - - return a.exec(); -} |