// For licensing and usage information, read docs/winui_license.txt
//****************************************************************************

#ifndef DIJOYSTICK_H
#define DIJOYSTICK_H

/*
  limits:
  - 7 joysticks
  - 15 sticks on each joystick (15?)
  - 63 buttons on each joystick

  - 256 total inputs


   1 1 1 1 1 1
   5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
  +---+-----------+---------+-----+
  |Dir|Axis/Button|   Stick | Joy |
  +---+-----------+---------+-----+

    Stick:  0 for buttons 1 for axis
    Joy:    1 for Mouse/track buttons

*/
#define JOYCODE(joy, stick, axis_or_button, dir) \
        ((((dir)            & 0x03) << 14) |     \
         (((axis_or_button) & 0x3f) <<  8) |     \
         (((stick)          & 0x1f) <<  3) |     \
         (((joy)            & 0x07) <<  0))

#define GET_JOYCODE_JOY(code)    (((code) >> 0) & 0x07)
#define GET_JOYCODE_STICK(code)  (((code) >> 3) & 0x1f)
#define GET_JOYCODE_AXIS(code)   (((code) >> 8) & 0x3f)
#define GET_JOYCODE_BUTTON(code) GET_JOYCODE_AXIS(code)
#define GET_JOYCODE_DIR(code)    (((code) >>14) & 0x03)

#define JOYCODE_STICK_BTN    0
#define JOYCODE_STICK_AXIS   1
#define JOYCODE_STICK_POV    2

#define JOYCODE_DIR_BTN      0
#define JOYCODE_DIR_NEG      1
#define JOYCODE_DIR_POS      2

struct OSDJoystick
{
	int  (*init)(void);
	void (*exit)(void);
	int  (*is_joy_pressed)(int joycode);
	void (*poll_joysticks)(void);
	BOOL (*Available)(void);
};

extern const struct OSDJoystick DIJoystick;

extern int    DIJoystick_GetNumPhysicalJoysticks(void);
extern TCHAR* DIJoystick_GetPhysicalJoystickName(int num_joystick);

extern int    DIJoystick_GetNumPhysicalJoystickAxes(int num_joystick);
extern TCHAR* DIJoystick_GetPhysicalJoystickAxisName(int num_joystick, int num_axis);

#endif
