| 1 | // Copyright (C) 2022 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 | #ifndef ARROWSMODEL_H |
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| 5 | #define ARROWSMODEL_H |
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| 6 | |
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| 7 | #include <QObject> |
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| 8 | #include <QAbstractListModel> |
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| 9 | #include <QtQml/qqmlregistration.h> |
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| 10 | |
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| 11 | class ArrowsModel : public QAbstractListModel |
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| 12 | { |
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| 13 | Q_OBJECT |
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| 14 | Q_PROPERTY(int rowCount READ rowCount NOTIFY rowCountChanged) |
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| 15 | |
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| 16 | public: |
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| 17 | struct Arrow { |
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| 18 | float startX = 0; |
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| 19 | float startY = 0; |
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| 20 | float endX = 0; |
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| 21 | float endY = 0; |
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| 22 | int startNodeId = 0; |
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| 23 | int endNodeId = 1; |
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| 24 | bool operator==(const Arrow& rhs) const noexcept |
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| 25 | { |
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| 26 | return this->startNodeId == rhs.startNodeId; |
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| 27 | } |
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| 28 | }; |
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| 29 | |
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| 30 | enum NodesModelRoles { |
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| 31 | Type = Qt::UserRole + 1, |
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| 32 | StartX, |
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| 33 | StartY, |
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| 34 | EndX, |
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| 35 | EndY, |
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| 36 | StartNodeId, |
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| 37 | EndNodeId |
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| 38 | }; |
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| 39 | |
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| 40 | explicit ArrowsModel(QObject *parent = nullptr); |
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| 41 | |
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| 42 | int rowCount(const QModelIndex & = QModelIndex()) const final; |
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| 43 | QVariant data(const QModelIndex &index, int role) const final; |
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| 44 | QHash<int, QByteArray> roleNames() const final; |
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| 45 | |
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| 46 | signals: |
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| 47 | void rowCountChanged(); |
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| 48 | |
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| 49 | private: |
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| 50 | friend class NodeView; |
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| 51 | friend class EffectManager; |
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| 52 | QList<Arrow> m_arrowsList; |
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| 53 | |
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| 54 | }; |
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| 55 | |
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| 56 | #endif // ARROWSMODEL_H |
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| 57 | |
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