joysticklinux.h

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// SPDX-FileCopyrightText: Copyright (C) 2014 swift Project Community / Contributors
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-swift-pilot-client-1
 
#ifndef SWIFT_INPUT_JOYSTICKLINUX_H
#define SWIFT_INPUT_JOYSTICKLINUX_H

 
#include <QMap>
#include <QString>
 
#include "input/joystick.h"
#include "misc/collection.h"
#include "misc/input/joystickbutton.h"
 
class QFile;
class QFileSystemWatcher;
class QSignalMapper;
 
namespace swift::input
{
    class CJoystickDevice : public QObject
    {
        Q_OBJECT
 
    public:
        CJoystickDevice(const QString &path, QFile *fd, QObject *parent);
        ~CJoystickDevice() override;

        const QString &getName() const { return m_name; }

        const QString &getPath() const { return m_path; }

        bool isAttached() const { return m_fd->exists(); }
 
    signals:
        void buttonChanged(const QString &name, int index, bool isPressed);
 
    private:
        void processInput();
 
        QString m_name; 
        QString m_path; 
        QFile *m_fd = nullptr; 
    };

    class CJoystickLinux : public IJoystick
    {
        Q_OBJECT
 
    public:
        CJoystickLinux(CJoystickLinux const &) = delete;

        CJoystickLinux &operator=(CJoystickLinux const &) = delete;

        ~CJoystickLinux() override = default;

        swift::misc::input::CJoystickButtonList getAllAvailableJoystickButtons() const override;
 
    private:
        friend class IJoystick;

        void cleanupJoysticks();

        void addJoystickDevice(const QString &path);
 
        void joystickButtonChanged(const QString &name, int index, bool isPressed);

        CJoystickLinux(QObject *parent = nullptr);

        void reloadDevices(QString path);
 
    private:
        swift::misc::input::CHotkeyCombination m_buttonCombination;
        QVector<CJoystickDevice *> m_joystickDevices; 
        QFileSystemWatcher *m_inputWatcher = nullptr;
    };
 
} // namespace swift::input
 
#endif // SWIFT_INPUT_JOYSTICKLINUX_H