SecBSD's official ports repository

multimedia/sfml/files/JoystickImpl.hpp

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+////////////////////////////////////////////////////////////
+//
+// SFML - Simple and Fast Multimedia Library
+// Copyright (C) 2007-2016 Laurent Gomila (laurent@sfml-dev.org)
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it freely,
+// subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented;
+//    you must not claim that you wrote the original software.
+//    If you use this software in a product, an acknowledgment
+//    in the product documentation would be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such,
+//    and must not be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source distribution.
+//
+////////////////////////////////////////////////////////////
+
+#ifndef SFML_JOYSTICKIMPLOPENBSD_HPP
+#define SFML_JOYSTICKIMPLOPENBSD_HPP
+
+////////////////////////////////////////////////////////////
+// Headers
+////////////////////////////////////////////////////////////
+extern "C" {
+#include <dev/usb/usb.h>
+#include <dev/usb/usbhid.h>
+#include <usbhid.h>
+}
+#include <vector>
+
+namespace sf
+{
+namespace priv
+{
+////////////////////////////////////////////////////////////
+/// \brief OpenBSD implementation of joysticks
+///
+////////////////////////////////////////////////////////////
+class JoystickImpl
+{
+public:
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Perform the global initialization of the joystick module
+    ///
+    ////////////////////////////////////////////////////////////
+    static void initialize();
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Perform the global cleanup of the joystick module
+    ///
+    ////////////////////////////////////////////////////////////
+    static void cleanup();
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Check if a joystick is currently connected
+    ///
+    /// \param index Index of the joystick to check
+    ///
+    /// \return True if the joystick is connected, false otherwise
+    ///
+    ////////////////////////////////////////////////////////////
+    static bool isConnected(unsigned int index);
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Open the joystick
+    ///
+    /// \param index Index assigned to the joystick
+    ///
+    /// \return True on success, false on failure
+    ///
+    ////////////////////////////////////////////////////////////
+    bool open(unsigned int index);
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Close the joystick
+    ///
+    ////////////////////////////////////////////////////////////
+    void close();
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Get the joystick capabilities
+    ///
+    /// \return Joystick capabilities
+    ///
+    ////////////////////////////////////////////////////////////
+    JoystickCaps getCapabilities() const;
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Get the joystick identification
+    ///
+    /// \return Joystick identification
+    ///
+    ////////////////////////////////////////////////////////////
+    Joystick::Identification getIdentification() const;
+
+    ////////////////////////////////////////////////////////////
+    /// \brief Update the joystick and get its new state
+    ///
+    /// \return Joystick state
+    ///
+    ////////////////////////////////////////////////////////////
+    JoystickState update();
+
+private:
+
+    ////////////////////////////////////////////////////////////
+    // Member data
+    ////////////////////////////////////////////////////////////
+    int                      m_file;           ///< File descriptor of the joystick
+    report_desc_t            m_desc;           ///< USB report descriptor
+    int                      m_id;             ///< USB id
+    std::vector<char>        m_buffer;         ///< USB HID buffer
+    int                      m_length;         ///< Buffer length
+    Joystick::Identification m_identification; ///< Joystick identification
+    JoystickState            m_state;          ///< Current state of the joystick
+};
+
+} // namespace priv
+
+} // namespace sf
+
+
+#endif // SFML_JOYSTICKIMPLOPENBSD_HPP