|
|
/****************************************************************************
|
|
|
**
|
|
|
** 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 "charts.h"
|
|
|
#include "qchart.h"
|
|
|
#include "qlineseries.h"
|
|
|
#include "qvalueaxis.h"
|
|
|
#include "qdatetimeaxis.h"
|
|
|
|
|
|
class DateTimeAxisX: public Chart
|
|
|
{
|
|
|
public:
|
|
|
QString name() { return "AxisX"; }
|
|
|
QString category() { return QObject::tr("Axis"); }
|
|
|
QString subCategory() { return "DateTimeAxis"; }
|
|
|
|
|
|
QChart *createChart(const DataTable &table)
|
|
|
{
|
|
|
QChart *chart = new QChart();
|
|
|
chart->setTitle("DateTime X , Value Y");
|
|
|
QValueAxis *valueaxis = new QValueAxis();
|
|
|
QDateTimeAxis *datetimeaxis = new QDateTimeAxis();
|
|
|
datetimeaxis->setTickCount(10);
|
|
|
datetimeaxis->setFormat("yyyy");
|
|
|
|
|
|
qreal day = 1000l * 60l * 60l * 24l;
|
|
|
|
|
|
QString name("Series ");
|
|
|
int nameIndex = 0;
|
|
|
foreach (DataList list, table) {
|
|
|
QLineSeries *series = new QLineSeries(chart);
|
|
|
foreach (Data data, list) {
|
|
|
QPointF point = data.first;
|
|
|
series->append(day * 365l * 30l + point.x() * day * 365l, point.y());
|
|
|
}
|
|
|
series->setName(name + QString::number(nameIndex));
|
|
|
nameIndex++;
|
|
|
chart->addSeries(series);
|
|
|
chart->setAxisX(datetimeaxis, series);
|
|
|
chart->setAxisY(valueaxis, series);
|
|
|
}
|
|
|
|
|
|
return chart;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
class DateTimeAxisXTitle: public DateTimeAxisX
|
|
|
{
|
|
|
public:
|
|
|
QString name() { return "AxisX Title"; }
|
|
|
|
|
|
QChart *createChart(const DataTable &table)
|
|
|
{
|
|
|
QChart *chart = DateTimeAxisX::createChart(table);
|
|
|
chart->axisX()->setTitleText("Axis X");
|
|
|
chart->axisY()->setTitleText("Axis Y");
|
|
|
chart->setTitle("DateTime X , Value Y, Title");
|
|
|
return chart;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
|
|
|
DECLARE_CHART(DateTimeAxisX);
|
|
|
DECLARE_CHART(DateTimeAxisXTitle);
|
|
|
|