Reference TJoysticks

  TJoysticks = class
  public
    constructor Create;
    destructor Destroy; override;
    { Return True if a button of a joystick is down, or False if either does not
      exist }
    function ButtonDown(Index, Button: Integer): Boolean;
    { Return the value of an axis of a joystick, or 0 if either does not exist }
    function Axis(Index, AxisIndex: Integer): Single;
    { Return True if a named button of a gamepad is down, or False if the
      joystick does not exist or is not a gamepad }
    function GamepadDown(Index: Integer; Button: TGamepadButton): Boolean;
    { Return the value of a named axis of a gamepad, or 0 if the joystick does
      not exist or is not a gamepad }
    function GamepadAxis(Index: Integer; Named: TGamepadAxis): Single;
    { The number of joysticks }
    property Count: Integer read GetCount;
    { The joysticks by index }
    property Joystick[Index: Integer]: TJoystick read GetJoystick; default;
  end;