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Diffstat (limited to 'examples/charts/logvalueaxis/main.cpp')
-rw-r--r-- | examples/charts/logvalueaxis/main.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/examples/charts/logvalueaxis/main.cpp b/examples/charts/logvalueaxis/main.cpp new file mode 100644 index 00000000..73591ae3 --- /dev/null +++ b/examples/charts/logvalueaxis/main.cpp @@ -0,0 +1,75 @@ +/**************************************************************************** +** +** 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 <QValueAxis> +#include <QLogValueAxis> + +QT_CHARTS_USE_NAMESPACE + +int main(int argc, char *argv[]) +{ + QApplication a(argc, argv); + + //![1] + QLineSeries *series = new QLineSeries(); + *series << QPointF(1, 1) << QPointF(2, 73) << QPointF(3, 268) << QPointF(4, 17) << QPointF(5, 4325) << QPointF(6, 723); + //![1] + + //![2] + QChart *chart = new QChart(); + chart->addSeries(series); + chart->legend()->hide(); + chart->setTitle("Logarithmic axis example"); + //![2] + + //![3] + QValueAxis *axisX = new QValueAxis; + axisX->setTitleText("Data point"); + axisX->setTickCount(6); + axisX->setLabelFormat("%i"); + chart->addAxis(axisX, Qt::AlignBottom); + series->attachAxis(axisX); + + QLogValueAxis *axisY = new QLogValueAxis; + axisY->setLabelFormat("%g"); + axisY->setTitleText("Values"); + axisY->setBase(8); + chart->addAxis(axisY, Qt::AlignLeft); + series->attachAxis(axisY); + //![3] + + //![4] + QChartView *chartView = new QChartView(chart); + chartView->setRenderHint(QPainter::Antialiasing); + //![4] + + //![5] + QMainWindow window; + window.setCentralWidget(chartView); + window.resize(400, 300); + window.show(); + //![5] + + return a.exec(); +} |