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++ // Copyright (C) 2022 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++ // Qt-Security score:significant reason:default
++
++
++ //
++ // W A R N I N G
++ // -------------
++ //
++ // This file is not part of the Qt 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 INSTANCEREPEATER_P_H
++ #define INSTANCEREPEATER_P_H
++
++ #include <QtQuick3DHelpers/qtquick3dhelpersexports.h>
++ #include <QtQuick3D/qquick3dinstancing.h>
++ #include <QtQuick3D/private/qquick3drepeater_p.h>
++ #include <QAbstractListModel>
++
++ QT_BEGIN_NAMESPACE
++
++ class Q_QUICK3DHELPERS_EXPORT InstanceModel : public QAbstractListModel
++ {
++ Q_OBJECT
++ Q_PROPERTY(QQuick3DInstancing *instancingTable READ instancing WRITE setInstancing NOTIFY instancingChanged)
++ QML_NAMED_ELEMENT(InstanceModel)
++ QML_ADDED_IN_VERSION(6, 4)
++
++ public:
++ explicit InstanceModel(QObject *parent = nullptr);
++
++ QVariant data(const QModelIndex &index, int role) const override;
++ int rowCount(const QModelIndex &parent) const override;
++
++ QQuick3DInstancing *instancing() const { return m_instancing; }
++ void setInstancing(QQuick3DInstancing *instancing);
++
++ const QQuick3DInstancing::InstanceTableEntry *instanceData(int index) const;
++
++ enum Roles {
++ PositionRole, RotationRole, ScaleRole, ColorRole, CustomDataRole
++ };
++
++ QHash<int, QByteArray> roleNames() const override {
++ return {
++ { ColorRole, "modelColor" },
++ { PositionRole, "modelPosition" },
++ { RotationRole, "modelRotation"},
++ { ScaleRole, "modelScale"},
++ { CustomDataRole, "modelData"}
++ };
++ }
++
++ private slots:
++ void reset();
++
++ signals:
++ void instancingChanged();
++
++ private:
++ void ensureTable() const;
++
++ QQuick3DInstancing *m_instancing = nullptr;
++
++ QByteArray m_instanceData;
++ int m_count = 0;
++ QMetaObject::Connection m_tableConnection;
++ };
++
++ class Q_QUICK3DHELPERS_EXPORT InstanceRepeater : public QQuick3DRepeater
++ {
++ Q_OBJECT
++ Q_PROPERTY(QQuick3DInstancing *instancingTable READ instancing WRITE setInstancing NOTIFY instancingChanged)
++ QML_NAMED_ELEMENT(InstanceRepeater)
++ QML_ADDED_IN_VERSION(6, 4)
++
++ public:
++ explicit InstanceRepeater(QQuick3DNode *parent = nullptr);
++ QQuick3DInstancing *instancing() const;
++ void setInstancing(QQuick3DInstancing *instancing);
++ signals:
++ void instancingChanged();
++ protected:
++ void initDelegate(int index, QQuick3DNode *node) override;
++ private:
++ InstanceModel *m_model = nullptr;
++ };
++ QT_END_NAMESPACE
++ #endif // INSTANCEREPEATER_P_H