|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 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 Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial 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
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#ifndef ENGINE_H
|
|
|
#define ENGINE_H
|
|
|
|
|
|
#include <QObject>
|
|
|
#include <QAbstractSeries>
|
|
|
#include <QModelIndex>
|
|
|
|
|
|
class QStandardItemModel;
|
|
|
class QItemSelectionModel;
|
|
|
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
class QChart;
|
|
|
class QXYSeries;
|
|
|
class QAbstractBarSeries;
|
|
|
class QPieSeries;
|
|
|
class QAreaSeries;
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
|
|
QTCOMMERCIALCHART_USE_NAMESPACE
|
|
|
|
|
|
class Engine : public QObject
|
|
|
{
|
|
|
Q_OBJECT
|
|
|
public:
|
|
|
explicit Engine(QObject *parent = 0);
|
|
|
~Engine();
|
|
|
|
|
|
int modelCount() { return m_count; }
|
|
|
QStandardItemModel *model() const { return m_model; }
|
|
|
QItemSelectionModel *selectionModel() const { return m_selection; }
|
|
|
QChart* chart() const { return m_chart; }
|
|
|
void clearModels();
|
|
|
QList<QAbstractSeries*> addSeries(QAbstractSeries::SeriesType type);
|
|
|
void removeSeries(QAbstractSeries* series);
|
|
|
bool save(const QString &filename) const;
|
|
|
bool load(const QString &filename);
|
|
|
signals:
|
|
|
void selected();
|
|
|
|
|
|
private:
|
|
|
void createModels();
|
|
|
void setupXYSeries(QXYSeries *xyseries, const QList<int>& columns, int column, int minRow, int maxRow);
|
|
|
void setupBarSeries(QAbstractBarSeries *series, const QList<int>& columns, int minRow, int maxRow);
|
|
|
void setupPieSeries(QPieSeries *pie, const QList<int>& columns, int minRow, int maxRow);
|
|
|
void setupAreaSeries(QAreaSeries *series, const QList<int>& columns, int minRow, int maxRow);
|
|
|
|
|
|
private:
|
|
|
int m_count;
|
|
|
QChart *m_chart;
|
|
|
QStandardItemModel *m_model;
|
|
|
QItemSelectionModel *m_selection;
|
|
|
QMap<QAbstractSeries*, QList<QModelIndex> > m_seriesModelIndex;
|
|
|
};
|
|
|
|
|
|
#endif /* ENGINE_H */
|
|
|
|
