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++ // Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #ifndef GENERICDEVICEBACKENDNODE_H
++ #define GENERICDEVICEBACKENDNODE_H
++
++ //
++ // W A R N I N G
++ // -------------
++ //
++ // This file is not part of the Qt API. It exists for the convenience
++ // of other Qt classes. This header file may change from version to
++ // version without notice, or even be removed.
++ //
++ // We mean it.
++ //
++
++ #include <QtCore/QHash>
++ #include <QtCore/QMutex>
++
++ #include <Qt3DInput/private/qabstractphysicaldevicebackendnode_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DInput {
++
++ class QAbstractPhysicalDevice;
++
++ namespace Input {
++ class InputHandler;
++ class GenericDeviceBackendNodeData;
++ class GenericDeviceBackendNode : public QAbstractPhysicalDeviceBackendNode
++ {
++ public:
++ explicit GenericDeviceBackendNode(QBackendNode::Mode mode = QBackendNode::ReadWrite);
++ ~GenericDeviceBackendNode();
++ void updateEvents();
++
++ // QAbstractPhysicalDeviceBackendNode interface
++ void syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) override;
++ void cleanup() override;
++ float axisValue(int axisIdentifier) const override;
++ bool isButtonPressed(int buttonIdentifier) const override;
++
++ private:
++ QHash<int, qreal> m_axesValues;
++ QHash<int, qreal> m_buttonsValues;
++ mutable QMutex m_mutex;
++ };
++
++ class GenericDeviceBackendFunctor : public Qt3DCore::QBackendNodeMapper
++ {
++ public:
++ explicit GenericDeviceBackendFunctor(QInputAspect *inputaspect, InputHandler *handler);
++
++ Qt3DCore::QBackendNode *create(Qt3DCore::QNodeId id) const override;
++ Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const override;
++ void destroy(Qt3DCore::QNodeId id) const override;
++
++ private:
++ QInputAspect *m_inputAspect;
++ InputHandler *m_handler;
++ };
++
++ } // namespace Input
++ } // namespace Qt3DInput
++
++ QT_END_NAMESPACE
++
++ #endif // GENERICDEVICEBACKENDNODE_H