| 1 | // Copyright (C) 2016 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 Qt Chart 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 | |
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| 13 | #ifndef QBARMODELMAPPER_P_H |
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| 14 | #define QBARMODELMAPPER_P_H |
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| 15 | |
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| 16 | #include <QtCore/QObject> |
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| 17 | #include <QtCharts/QBarModelMapper> |
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| 18 | #include <QtCharts/private/qchartglobal_p.h> |
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| 19 | |
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| 20 | QT_BEGIN_NAMESPACE |
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| 21 | class QModelIndex; |
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| 22 | QT_END_NAMESPACE |
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| 23 | |
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| 24 | QT_BEGIN_NAMESPACE |
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| 25 | |
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| 26 | class QBarSet; |
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| 27 | |
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| 28 | class Q_CHARTS_PRIVATE_EXPORT QBarModelMapperPrivate : public QObject |
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| 29 | { |
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| 30 | Q_OBJECT |
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| 31 | public: |
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| 32 | explicit QBarModelMapperPrivate(QBarModelMapper *q); |
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| 33 | |
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| 34 | public Q_SLOTS: |
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| 35 | // for the model |
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| 36 | void modelUpdated(QModelIndex topLeft, QModelIndex bottomRight); |
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| 37 | void (Qt::Orientation orientation, int first, int last); |
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| 38 | void modelRowsAdded(QModelIndex parent, int start, int end); |
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| 39 | void modelRowsRemoved(QModelIndex parent, int start, int end); |
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| 40 | void modelColumnsAdded(QModelIndex parent, int start, int end); |
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| 41 | void modelColumnsRemoved(QModelIndex parent, int start, int end); |
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| 42 | void handleModelDestroyed(); |
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| 43 | |
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| 44 | // for the series |
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| 45 | void barSetsAdded(const QList<QBarSet *> &sets); |
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| 46 | void barSetsRemoved(const QList<QBarSet *> &sets); |
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| 47 | void valuesAdded(int index, int count); |
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| 48 | void valuesRemoved(int index, int count); |
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| 49 | void barLabelChanged(); |
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| 50 | void barValueChanged(int index); |
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| 51 | void handleSeriesDestroyed(); |
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| 52 | |
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| 53 | void initializeBarFromModel(); |
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| 54 | |
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| 55 | private: |
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| 56 | QBarSet *barSet(QModelIndex index); |
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| 57 | QModelIndex barModelIndex(int barSection, int posInBar); |
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| 58 | void insertData(int start, int end); |
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| 59 | void removeData(int start, int end); |
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| 60 | void blockModelSignals(bool block = true); |
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| 61 | void blockSeriesSignals(bool block = true); |
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| 62 | |
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| 63 | private: |
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| 64 | QAbstractBarSeries *m_series; |
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| 65 | QList<QBarSet *> m_barSets; |
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| 66 | QAbstractItemModel *m_model; |
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| 67 | int m_first; |
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| 68 | int m_count; |
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| 69 | Qt::Orientation m_orientation; |
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| 70 | int m_firstBarSetSection; |
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| 71 | int m_lastBarSetSection; |
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| 72 | bool m_seriesSignalsBlock; |
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| 73 | bool m_modelSignalsBlock; |
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| 74 | |
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| 75 | private: |
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| 76 | QBarModelMapper *q_ptr; |
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| 77 | Q_DECLARE_PUBLIC(QBarModelMapper) |
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| 78 | }; |
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| 79 | |
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| 80 | QT_END_NAMESPACE |
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| 81 | |
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| 82 | #endif // QBARMODELMAPPER_P_H |
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| 83 | |
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