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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://qt.io
**
** This file is part of the Qt Charts module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/
#ifndef CHARTS_H
#define CHARTS_H
#include "model.h"
#include <QtCore/QList>
#include <QtCore/QString>
#include <QtCore/QSharedPointer>
#include <QtCharts/QChartGlobal>
QT_CHARTS_BEGIN_NAMESPACE
class QChart;
QT_CHARTS_END_NAMESPACE
QT_CHARTS_USE_NAMESPACE
class Chart
{
public:
virtual ~Chart() {};
virtual QChart *createChart(const DataTable &table) = 0;
virtual QString name() = 0;
virtual QString category() = 0;
virtual QString subCategory() = 0;
};
namespace Charts
{
typedef QList<Chart *> ChartList;
inline ChartList &chartList()
{
static ChartList list;
return list;
}
inline bool findChart(Chart *chart)
{
ChartList &list = chartList();
if (list.contains(chart))
return true;
foreach (Chart *item, list) {
if (item->name() == chart->name() && item->category() == chart->category() && item->subCategory() == chart->subCategory())
return true;
}
return false;
}
inline void addChart(Chart *chart)
{
ChartList &list = chartList();
if (!findChart(chart))
list.append(chart);
}
}
template <class T>
class ChartWrapper
{
public:
QSharedPointer<T> chart;
ChartWrapper() : chart(new T) { Charts::addChart(chart.data()); }
};
#define DECLARE_CHART(chartType) static ChartWrapper<chartType> chartType;
#define DECLARE_CHART_TEMPLATE(chartType,chartName) static ChartWrapper<chartType> chartName;
#endif
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