NAME
====
  vg_mouse_pressed() - check whether a mouse-button is pressed


SYNOPSIS
========
  int vg_mouse_pressed(int button, int type)


DESCRIPTION
===========
  Check a certain mouse-button with this function
  to figure out whether it is pressed or not.
  The button argument indicates the mouse-button to be checked:
   - MOUSE_LEFT:   left mouse-button
   - MOUSE_MIDDLE: middle mouse-button
   - MOUSE_RIGHT:  right mouse-button
  The type argument is:
   - LONGKEY:  return "pressed" while you press the button
   - SHORTKEY: return "pressed" only the first time you press it
                      (then you have to release the button and press it again)

  Example
  You press the left mouse-button and keep it pressed
  call to vg_mouse_pressed(MOUSE_LEFT,LONGKEY) returns 1 (pressed)
  call to vg_mouse_pressed(MOUSE_LEFT,LONGKEY) again returns 1 (pressed)
  call to vg_mouse_pressed(MOUSE_LEFT,SHORTKEY) returns 1 (pressed)
  call to vg_mouse_pressed(MOUSE_LEFT,SHORTKEY) returns 0 (not pressed)
  You release the left mouse-button


RETURN VALUE
============
  If the button is pressed, it returns 1,
  if the button is not pressed, it returns 0.


SEE ALSO
========
  Index
  Understanding window and key
  vg_key_discard()
  vg_key_update()
  vg_key_pressed()
  vg_mouse_found()
  vg_mouse_x()
  vg_mouse_y()
  vg_mouse_speed()