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improvements in execution time, colorbar ok, more work to do on axes,
improvements in execution time, colorbar ok, more work to do on axes,

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barlogx.cpp
76 lines | 2.7 KiB | text/x-c | CppLexer
/****************************************************************************
**
** 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 "charts.h"
#include <QtCharts/QChart>
#include <QtCharts/QHorizontalBarSeries>
#include <QtCharts/QBarSet>
#include <QtCharts/QLogValueAxis>
#include <QtCharts/QBarCategoryAxis>
class BarLogX: public Chart
{
public:
QString name() { return "Horizontal Bar"; }
QString category() { return QObject::tr("Domain"); }
QString subCategory() { return "Horizontal Log"; }
QChart *createChart(const DataTable &table)
{
QChart *chart = new QChart();
chart->setTitle("Bar: Log X, BarCateogry Y");
QString name("Series ");
QHorizontalBarSeries *series = new QHorizontalBarSeries(chart);
QLogValueAxis *logvalueaxis = new QLogValueAxis();
logvalueaxis->setBase(2);
QBarCategoryAxis *barcategory = new QBarCategoryAxis();
for (int i(0); i < table.count(); i++) {
QBarSet *set = new QBarSet("Bar set " + QString::number(i));
foreach (Data data, table[i])
*set << data.first.y();
series->append(set);
}
chart->addSeries(series);
int count = series->barSets().first()->count();
for (int i = 0; i < count; i++) {
barcategory->append("BarSet " + QString::number(i));
}
chart->setAxisX(logvalueaxis, series);
chart->setAxisY(barcategory, series);
return chart;
}
};
DECLARE_CHART(BarLogX);