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// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
// W A R N I N G
// -------------
//
// This file is not part of the QtGraphs 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 QBARMODELMAPPER_P_H
#define QBARMODELMAPPER_P_H
#include <QtGraphs/QBarModelMapper>
#include <QtGraphs/QBarSet>
#include <private/qabstractitemmodel_p.h>
#include <private/qobject_p.h>
QT_BEGIN_NAMESPACE
class QAbstractItemModel;
class QBarModelMapperPrivate : public QObjectPrivate
{
Q_DECLARE_PUBLIC(QBarModelMapper)
public:
QBarModelMapperPrivate();
~QBarModelMapperPrivate() override;
protected:
QModelIndex barModelIndex(qsizetype barSection, qsizetype posInBar);
void blockSeriesSignals(const bool block = true);
void blockModelSignals(const bool block = true);
QBarSet *barSet(QModelIndex index);
void insertData(qsizetype start, qsizetype end);
void removeData(qsizetype start, qsizetype end);
private:
QAbstractItemModel *m_model = nullptr;
QBarSeries *m_series = nullptr;
QList<QBarSet *> m_barSets;
qsizetype m_firstBarSetSection = -1;
qsizetype m_lastBarSetSection = -1;
qsizetype m_count = -1;
qsizetype m_first = 0;
Qt::Orientation m_orientation = Qt::Vertical;
bool m_seriesSignalsBlock = false;
bool m_modelSignalsBlock = false;
private Q_SLOTS:
void initializeBarsFromModel();
// for the model
void modelUpdated(QModelIndex topLeft, QModelIndex bottomRight);
void modelHeaderDataUpdated(Qt::Orientation orientation, qsizetype first, qsizetype last);
void modelRowsAdded(QModelIndex parent, qsizetype start, qsizetype end);
void modelRowsRemoved(QModelIndex parent, qsizetype start, qsizetype end);
void modelColumnsAdded(QModelIndex parent, qsizetype start, qsizetype end);
void modelColumnsRemoved(QModelIndex parent, qsizetype start, qsizetype end);
void handleModelDestroyed();
// for the series
void barSetsAdded(const QList<QBarSet *> &sets);
void barSetsRemoved(const QList<QBarSet *> &sets);
void valuesRemoved(qsizetype index, qsizetype count);
void handleSeriesDestroyed();
private:
void handleValuesAdded(QBarSet *set, qsizetype index, qsizetype count);
void handleBarLabelChanged(QBarSet *set);
void handleBarValueChanged(QBarSet *set, qsizetype index);
Q_DISABLE_COPY_MOVE(QBarModelMapperPrivate)
};
QT_END_NAMESPACE
#endif // QBARMODELMAPPER_P_H
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