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/*
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/*
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  Simple DirectMedia Layer
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
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  Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  arising from the use of this software.
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} SDL_JoystickType;
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} SDL_JoystickType;
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typedef enum
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typedef enum
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{
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{
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    SDL_JOYSTICK_POWER_UNKNOWN = -1,
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    SDL_JOYSTICK_POWER_UNKNOWN = -1,
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    SDL_JOYSTICK_POWER_EMPTY,
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    SDL_JOYSTICK_POWER_EMPTY,   /* <= 5% */
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    SDL_JOYSTICK_POWER_LOW,
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    SDL_JOYSTICK_POWER_LOW,     /* <= 20% */
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    SDL_JOYSTICK_POWER_MEDIUM,
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    SDL_JOYSTICK_POWER_MEDIUM,  /* <= 70% */
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    SDL_JOYSTICK_POWER_FULL,
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    SDL_JOYSTICK_POWER_FULL,    /* <= 100% */
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    SDL_JOYSTICK_POWER_WIRED,
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    SDL_JOYSTICK_POWER_WIRED,
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    SDL_JOYSTICK_POWER_MAX
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    SDL_JOYSTICK_POWER_MAX
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} SDL_JoystickPowerLevel;
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} SDL_JoystickPowerLevel;
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/* Function prototypes */
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/* Function prototypes */
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 *  Get the implementation dependent name of a joystick.
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 *  Get the implementation dependent name of a joystick.
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 *  This can be called before any joysticks are opened.
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 *  This can be called before any joysticks are opened.
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 *  If no name can be found, this function returns NULL.
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 *  If no name can be found, this function returns NULL.
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 */
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 */
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extern DECLSPEC const char *SDLCALL SDL_JoystickNameForIndex(int device_index);
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extern DECLSPEC const char *SDLCALL SDL_JoystickNameForIndex(int device_index);
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/**
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 *  Get the player index of a joystick, or -1 if it's not available
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 *  This can be called before any joysticks are opened.
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 */
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extern DECLSPEC int SDLCALL SDL_JoystickGetDevicePlayerIndex(int device_index);
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/**
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/**
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 *  Return the GUID for the joystick at this index
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 *  Return the GUID for the joystick at this index
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 *  This can be called before any joysticks are opened.
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 *  This can be called before any joysticks are opened.
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 */
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 */
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/**
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/**
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 *  Return the name for this currently opened joystick.
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 *  Return the name for this currently opened joystick.
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 *  If no name can be found, this function returns NULL.
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 *  If no name can be found, this function returns NULL.
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 */
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 */
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extern DECLSPEC const char *SDLCALL SDL_JoystickName(SDL_Joystick * joystick);
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extern DECLSPEC const char *SDLCALL SDL_JoystickName(SDL_Joystick * joystick);
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/**
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 *  Get the player index of an opened joystick, or -1 if it's not available
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 *
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 *  For XInput controllers this returns the XInput user index.
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 */
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extern DECLSPEC int SDLCALL SDL_JoystickGetPlayerIndex(SDL_Joystick * joystick);
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/**
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/**
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 *  Return the GUID for this opened joystick
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 *  Return the GUID for this opened joystick
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 */
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 */
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extern DECLSPEC SDL_JoystickGUID SDLCALL SDL_JoystickGetGUID(SDL_Joystick * joystick);
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extern DECLSPEC SDL_JoystickGUID SDLCALL SDL_JoystickGetGUID(SDL_Joystick * joystick);
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 *
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 *
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 *  The button indices start at index 0.
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 *  The button indices start at index 0.
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 */
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 */
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extern DECLSPEC Uint8 SDLCALL SDL_JoystickGetButton(SDL_Joystick * joystick,
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extern DECLSPEC Uint8 SDLCALL SDL_JoystickGetButton(SDL_Joystick * joystick,
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                                                    int button);
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                                                    int button);
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/**
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 *  Trigger a rumble effect
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 *  Each call to this function cancels any previous rumble effect, and calling it with 0 intensity stops any rumbling.
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 *
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 *  \param joystick The joystick to vibrate
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 *  \param low_frequency_rumble The intensity of the low frequency (left) rumble motor, from 0 to 0xFFFF
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 *  \param high_frequency_rumble The intensity of the high frequency (right) rumble motor, from 0 to 0xFFFF
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 *  \param duration_ms The duration of the rumble effect, in milliseconds
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 *
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 *  \return 0, or -1 if rumble isn't supported on this joystick
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 */
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extern DECLSPEC int SDLCALL SDL_JoystickRumble(SDL_Joystick * joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble, Uint32 duration_ms);
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/**
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/**
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 *  Close a joystick previously opened with SDL_JoystickOpen().
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 *  Close a joystick previously opened with SDL_JoystickOpen().
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 */
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 */
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extern DECLSPEC void SDLCALL SDL_JoystickClose(SDL_Joystick * joystick);
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extern DECLSPEC void SDLCALL SDL_JoystickClose(SDL_Joystick * joystick);