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/****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
// W A R N I N G
// -------------
//
// This file is not part of the Qt Enterprise Chart API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#ifndef QXYMODELMAPPER_P_H
#define QXYMODELMAPPER_P_H
#include <QtCharts/QXYModelMapper>
#include <QtCore/QObject>
class QModelIndex;
class QAbstractItemModel;
class QPointF;
QT_CHARTS_BEGIN_NAMESPACE
class QXYModelMapper;
class QXYSeries;
class QXYModelMapperPrivate : public QObject
{
Q_OBJECT
public:
QXYModelMapperPrivate(QXYModelMapper *q);
public Q_SLOTS:
// for the model
void modelUpdated(QModelIndex topLeft, QModelIndex bottomRight);
void modelRowsAdded(QModelIndex parent, int start, int end);
void modelRowsRemoved(QModelIndex parent, int start, int end);
void modelColumnsAdded(QModelIndex parent, int start, int end);
void modelColumnsRemoved(QModelIndex parent, int start, int end);
void handleModelDestroyed();
// for the series
void handlePointAdded(int pointPos);
void handlePointRemoved(int pointPos);
void handlePointReplaced(int pointPos);
void handleSeriesDestroyed();
void initializeXYFromModel();
private:
QModelIndex xModelIndex(int xPos);
QModelIndex yModelIndex(int yPos);
void insertData(int start, int end);
void removeData(int start, int end);
void blockModelSignals(bool block = true);
void blockSeriesSignals(bool block = true);
qreal valueFromModel(QModelIndex index);
void setValueToModel(QModelIndex index, qreal value);
private:
QXYSeries *m_series;
QAbstractItemModel *m_model;
int m_first;
int m_count;
Qt::Orientation m_orientation;
int m_xSection;
int m_ySection;
bool m_seriesSignalsBlock;
bool m_modelSignalsBlock;
private:
QXYModelMapper *q_ptr;
Q_DECLARE_PUBLIC(QXYModelMapper)
};
QT_CHARTS_END_NAMESPACE
#endif // QXYMODELMAPPER_P_H
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