charts.h
99 lines
| 2.8 KiB
| text/x-c
|
CLexer
winter
|
r0 | /**************************************************************************** | ||
** | ||||
** 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. | ||||
** | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
#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 | ||||