public Joystick(Axis horizontal, Axis vertical)
{
mHorizontal = horizontal;
mVertical = vertical;
}
/*
* Sets horizontal axis of the joystick.
*
* Returns:
* Returns true if the axis was set.
*
* Preconditions:
* 'horizontal' must not be null
*/
bool setHorizontalAxis(Axis horizontal)
{
if (horizontal == null)
return false;
mHorizontal = horizontal;
return true;
}
/*
* Sets vertical axis of the joystick.
*
* Returns:
* Returns true if the axis was set.
*
* Preconditions:
* 'vertical' must not be null
*/
bool setVerticalAxis(Axis vertical)
{
if (vertical == null)
return false;
mVertical = vertical;
return true;
}