|
|
/****************************************************************************
|
|
|
**
|
|
|
** 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
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
// 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>
|
|
|
|
|
|
QT_BEGIN_NAMESPACE
|
|
|
class QModelIndex;
|
|
|
class QAbstractItemModel;
|
|
|
class QPointF;
|
|
|
QT_END_NAMESPACE
|
|
|
|
|
|
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
|
|
|
|
