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/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd
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** All rights reserved.
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** For any questions to The Qt Company, please use contact form at http://qt.io
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**
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** This file is part of the Qt Charts module.
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**
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** Licensees holding valid commercial license for Qt may use this file in
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** accordance with the Qt License Agreement provided with the Software
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** or, alternatively, in accordance with the terms contained in a written
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** agreement between you and The Qt Company.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.io
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**
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****************************************************************************/
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Qt Chart API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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#ifndef QXYMODELMAPPER_P_H
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#define QXYMODELMAPPER_P_H
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#include <QtCharts/QXYModelMapper>
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#include <QtCore/QObject>
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QT_BEGIN_NAMESPACE
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class QModelIndex;
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class QAbstractItemModel;
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class QPointF;
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QT_END_NAMESPACE
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QT_CHARTS_BEGIN_NAMESPACE
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class QXYModelMapper;
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class QXYSeries;
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class QXYModelMapperPrivate : public QObject
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{
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Q_OBJECT
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public:
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QXYModelMapperPrivate(QXYModelMapper *q);
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public Q_SLOTS:
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// for the model
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void modelUpdated(QModelIndex topLeft, QModelIndex bottomRight);
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void modelRowsAdded(QModelIndex parent, int start, int end);
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void modelRowsRemoved(QModelIndex parent, int start, int end);
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void modelColumnsAdded(QModelIndex parent, int start, int end);
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void modelColumnsRemoved(QModelIndex parent, int start, int end);
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void handleModelDestroyed();
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// for the series
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void handlePointAdded(int pointPos);
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void handlePointRemoved(int pointPos);
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void handlePointsRemoved(int pointPos, int count);
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void handlePointReplaced(int pointPos);
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void handleSeriesDestroyed();
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void initializeXYFromModel();
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private:
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QModelIndex xModelIndex(int xPos);
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QModelIndex yModelIndex(int yPos);
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void insertData(int start, int end);
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void removeData(int start, int end);
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void blockModelSignals(bool block = true);
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void blockSeriesSignals(bool block = true);
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qreal valueFromModel(QModelIndex index);
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void setValueToModel(QModelIndex index, qreal value);
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private:
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QXYSeries *m_series;
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QAbstractItemModel *m_model;
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int m_first;
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int m_count;
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Qt::Orientation m_orientation;
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int m_xSection;
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int m_ySection;
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bool m_seriesSignalsBlock;
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bool m_modelSignalsBlock;
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private:
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QXYModelMapper *q_ptr;
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Q_DECLARE_PUBLIC(QXYModelMapper)
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};
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QT_CHARTS_END_NAMESPACE
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#endif // QXYMODELMAPPER_P_H
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