TSDL_JoyHatEvent

Name

TSDL_JoyHatEvent -- Joystick hat position change event structure

Structure Definition

  TSDL_JoyHatEvent = record
type_: UInt8; // SDL_JOYHATMOTION
which: UInt8; // The joystick device index
hat: UInt8; // The joystick hat index
value: UInt8; // The hat position value
end;

Structure Data

type SDL_JOY
which Joystick device index
hat Joystick hat index
value Hat position

Description

TSDL_JoyHatEvent is a member of the TSDL_Event union and is used when an event of type SDL_JOYHATMOTION is reported.

A SDL_JOYHATMOTION event occurs when ever a user moves a hat on the joystick. The field which is the index of the joystick that reported the event and hat is the index of the hat (for a more detailed exlaination see the Joystick section). value is the current position of the hat. It is a logically OR'd combination of the following values (whose meanings should be pretty obvious:) :

SDL_HAT_CENTERED
SDL_HAT_UP
SDL_HAT_RIGHT
SDL_HAT_DOWN
SDL_HAT_LEFT

The following defines are also provided:

SDL_HAT_RIGHTUP
SDL_HAT_RIGHTDOWN
SDL_HAT_LEFTUP
SDL_HAT_LEFTDOWN

See Also

TSDL_EventJoystick Functions, SDL_JoystickEventState, SDL_JoystickGetHat