| 1 | // Copyright (C) 2024 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only |
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| 3 | |
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| 4 | // W A R N I N G |
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| 5 | // ------------- |
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| 6 | // |
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| 7 | // This file is not part of the QtGraphs API. It exists purely as an |
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| 8 | // implementation detail. This header file may change from version to |
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| 9 | // version without notice, or even be removed. |
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| 10 | // |
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| 11 | // We mean it. |
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| 12 | #ifndef QBARMODELMAPPER_P_H |
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| 13 | #define QBARMODELMAPPER_P_H |
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| 14 | |
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| 15 | #include <QtGraphs/QBarModelMapper> |
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| 16 | #include <QtGraphs/QBarSet> |
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| 17 | #include <private/qabstractitemmodel_p.h> |
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| 18 | #include <private/qobject_p.h> |
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| 19 | |
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| 20 | QT_BEGIN_NAMESPACE |
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| 21 | |
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| 22 | class QAbstractItemModel; |
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| 23 | |
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| 24 | class QBarModelMapperPrivate : public QObjectPrivate |
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| 25 | { |
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| 26 | Q_DECLARE_PUBLIC(QBarModelMapper) |
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| 27 | public: |
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| 28 | QBarModelMapperPrivate(); |
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| 29 | ~QBarModelMapperPrivate() override; |
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| 30 | |
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| 31 | protected: |
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| 32 | QModelIndex barModelIndex(qsizetype barSection, qsizetype posInBar); |
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| 33 | void blockSeriesSignals(const bool block = true); |
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| 34 | void blockModelSignals(const bool block = true); |
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| 35 | QBarSet *barSet(QModelIndex index); |
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| 36 | void insertData(qsizetype start, qsizetype end); |
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| 37 | void removeData(qsizetype start, qsizetype end); |
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| 38 | |
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| 39 | private: |
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| 40 | QAbstractItemModel *m_model = nullptr; |
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| 41 | QBarSeries *m_series = nullptr; |
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| 42 | QList<QBarSet *> m_barSets; |
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| 43 | |
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| 44 | qsizetype m_firstBarSetSection = -1; |
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| 45 | qsizetype m_lastBarSetSection = -1; |
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| 46 | |
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| 47 | qsizetype m_count = -1; |
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| 48 | qsizetype m_first = 0; |
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| 49 | Qt::Orientation m_orientation = Qt::Vertical; |
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| 50 | bool m_seriesSignalsBlock = false; |
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| 51 | bool m_modelSignalsBlock = false; |
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| 52 | |
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| 53 | private Q_SLOTS: |
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| 54 | void initializeBarsFromModel(); |
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| 55 | |
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| 56 | // for the model |
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| 57 | void modelUpdated(QModelIndex topLeft, QModelIndex bottomRight); |
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| 58 | void (Qt::Orientation orientation, qsizetype first, qsizetype last); |
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| 59 | void modelRowsAdded(QModelIndex parent, qsizetype start, qsizetype end); |
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| 60 | void modelRowsRemoved(QModelIndex parent, qsizetype start, qsizetype end); |
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| 61 | void modelColumnsAdded(QModelIndex parent, qsizetype start, qsizetype end); |
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| 62 | void modelColumnsRemoved(QModelIndex parent, qsizetype start, qsizetype end); |
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| 63 | void handleModelDestroyed(); |
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| 64 | |
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| 65 | // for the series |
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| 66 | void barSetsAdded(const QList<QBarSet *> &sets); |
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| 67 | void barSetsRemoved(const QList<QBarSet *> &sets); |
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| 68 | void valuesRemoved(qsizetype index, qsizetype count); |
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| 69 | void handleSeriesDestroyed(); |
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| 70 | |
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| 71 | private: |
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| 72 | void handleValuesAdded(QBarSet *set, qsizetype index, qsizetype count); |
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| 73 | void handleBarLabelChanged(QBarSet *set); |
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| 74 | void handleBarValueChanged(QBarSet *set, qsizetype index); |
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| 75 | |
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| 76 | Q_DISABLE_COPY_MOVE(QBarModelMapperPrivate) |
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| 77 | }; |
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| 78 | |
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| 79 | QT_END_NAMESPACE |
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| 80 | |
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| 81 | #endif // QBARMODELMAPPER_P_H |
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| 82 | |
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