Class: SDL2::Event::JoyBallMotion

Inherits:

SDL2::Event

• Object
• SDL2::Event
• SDL2::Event::JoyBallMotion

Defined in:

event.c,
event.c

Overview

This class represents the joystick trackball motion events.

Instance Attribute Summary

• #ball ⇒ Integer

  the joystick trackball index.

• #which ⇒ Integer

  the joystick index.

• #xrel ⇒ Integer

  the relative motion in the x direction.

• #yrel ⇒ Integer

  the relative motion in the y direction.

Attributes inherited from SDL2::Event

#timestamp, #type

Instance Method Summary

• #inspect ⇒ String

  Inspection string.

Methods inherited from SDL2::Event

enable=, enabled?, poll, #window

Instance Attribute Details

#ball ⇒ Integer

the joystick trackball index

Returns:

• (Integer)

#which ⇒ Integer

the joystick index

Returns:

• (Integer)

#xrel ⇒ Integer

the relative motion in the x direction

Returns:

• (Integer)

#yrel ⇒ Integer

the relative motion in the y direction

Returns:

• (Integer)

Instance Method Details

#inspect ⇒ String

Returns inspection string

Returns:

• (String) —

  inspection string

# File 'event.c', line 729

static VALUE EvJoyBallMotion_inspect(VALUE self)
{
    SDL_Event* ev; Data_Get_Struct(self, SDL_Event, ev);
    return rb_sprintf("<%s: type=%u timestamp=%u"
                      " which=%d ball=%u xrel=%d yrel=%d>",
                      rb_obj_classname(self), ev->common.type, ev->common.timestamp,
                      ev->jball.which, ev->jball.ball, ev->jball.xrel, ev->jball.yrel);
}