| 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 QXYMODELMAPPER_P_H |
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| 13 | #define QXYMODELMAPPER_P_H |
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| 14 | |
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| 15 | #include <QtGraphs/QXYModelMapper> |
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| 16 | #include <private/qobject_p.h> |
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| 17 | |
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| 18 | QT_BEGIN_NAMESPACE |
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| 19 | |
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| 20 | class QXYModelMapperPrivate : public QObjectPrivate |
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| 21 | { |
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| 22 | Q_DECLARE_PUBLIC(QXYModelMapper) |
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| 23 | public: |
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| 24 | QXYModelMapperPrivate(); |
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| 25 | ~QXYModelMapperPrivate() override; |
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| 26 | |
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| 27 | public Q_SLOTS: |
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| 28 | // for the model |
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| 29 | void onModelUpdated(QModelIndex topLeft, QModelIndex bottomRight); |
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| 30 | void onModelRowsAdded(QModelIndex parent, qsizetype start, qsizetype end); |
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| 31 | void onModelRowsRemoved(QModelIndex parent, qsizetype start, qsizetype end); |
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| 32 | void onModelColumnsAdded(QModelIndex parent, qsizetype start, qsizetype end); |
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| 33 | void onModelColumnsRemoved(QModelIndex parent, qsizetype start, qsizetype end); |
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| 34 | void handleModelDestroyed(); |
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| 35 | |
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| 36 | // for the series |
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| 37 | void onPointAdded(qsizetype pointIndex); |
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| 38 | void onPointRemoved(qsizetype pointIndex); |
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| 39 | void onPointsRemoved(qsizetype pointIndex, qsizetype count); |
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| 40 | void onPointReplaced(qsizetype pointIndex); |
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| 41 | void handleSeriesDestroyed(); |
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| 42 | |
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| 43 | void initializeXYFromModel(); |
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| 44 | |
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| 45 | private: |
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| 46 | QModelIndex xModelIndex(qsizetype xIndex); |
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| 47 | QModelIndex yModelIndex(qsizetype yIndex); |
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| 48 | void insertData(int start, int end); |
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| 49 | void removeData(int start, int end); |
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| 50 | void blockModelSignals(bool block = true); |
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| 51 | void blockSeriesSignals(bool block = true); |
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| 52 | qreal valueFromModel(QModelIndex index); |
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| 53 | void setValueToModel(QModelIndex index, qreal value); |
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| 54 | |
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| 55 | private: |
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| 56 | QXYSeries *m_series = nullptr; |
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| 57 | QAbstractItemModel *m_model = nullptr; |
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| 58 | qsizetype m_first = 0; |
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| 59 | qsizetype m_count = -1; |
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| 60 | Qt::Orientation m_orientation = Qt::Vertical; |
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| 61 | qsizetype m_xSection = -1; |
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| 62 | qsizetype m_ySection = -1; |
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| 63 | bool m_seriesSignalsBlock = false; |
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| 64 | bool m_modelSignalsBlock = false; |
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| 65 | |
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| 66 | Q_DISABLE_COPY_MOVE(QXYModelMapperPrivate) |
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| 67 | }; |
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| 68 | |
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| 69 | QT_END_NAMESPACE |
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| 70 | |
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| 71 | #endif // QXYMODELMAPPER_P_H |
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| 72 | |
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