;+
;
; @file_comments
; Overlayer of colorbar
;
; @categories
; Utilities
;
; @param colnumb
;
; @param clbinf
;
; @param clbsup
;
; @param clbdiv
;
; @keyword NOCOLORBAR
;
; @keyword CB_TITLE
;
; @keyword NOFILL
;
; @keyword COLOR_C
;
; @keyword MIN
; Scalar used to specify the min value to be drawn.
;
; @keyword MAX
; Scalar used to specify the max value to be drawn.
;
; @keyword DIVISIONS
;
; @keyword CB_SUBTITLE
;
; @keyword POST
;
; @keyword _EXTRA
; Used to pass keywords
;
; @restrictions
; pass all arguments we want thanks to _EXTRA
;
; @history
; Sebastien Masson (smasson\@lodyc.jussieu.fr)
;                       23/12/98
;
; @version
; $Id$
;
; @todo
; seb: mettre les keyword et les param
;
;-
PRO barrecouleur, colnumb, clbinf, clbsup, clbdiv $
                  , NOCOLORBAR=nocolorbar, CB_TITLE=cb_title $
                  , NOFILL=nofill, COLOR_c=color_c $
                  , MIN=min, MAX=max, divisions=divisions $
                  , CB_SUBTITLE=cb_subtitle, POST=post, _EXTRA=ex
;
  compile_opt idl2, strictarrsubs
;
@cm_general
  IF NOT keyword_set(key_forgetold) THEN BEGIN
@updatekwd
  ENDIF
;------------------------------------------------------------
  if keyword_set(min) then clbinf = min
  if keyword_set(max) then clbsup = min
  if keyword_set(divisions) THEN  clbdiv = divisions
  nocolorbar = keyword_set(nocolorbar) + keyword_set(nofill) $
               + keyword_set(color_c)
;------------------------------------------------------------
    def_myuniquetmpdir
;
  IF lmgr(/demo) EQ 1 THEN BEGIN
; if we are in demo mode, we cannot save the parameters in a temporary file...
@cm_demomode_used
;
     colorbarparam = {colnumb:colnumb, clbinf:clbinf $
                      , clbsup:clbsup, clbdiv:clbdiv}
   ENDIF ELSE BEGIN
      save, colnumb, clbinf, clbsup, clbdiv $
          , file = myuniquetmpdir + '4colorbar.dat'
   ENDELSE
;------------------------------------------------------------
   if keyword_set(nocolorbar) then return
;------------------------------------------------------------
   ancienx = !x
   ancieny = !y
   ancienp = !p
   reinitplt
   !x.style = 1
   !y.style = 1
;------------------------------------------------------------
     colorbar, cb_color = 0, cb_charsize = ancienp.charsize $
       , pscolor = keyword_set(post), division = clbdiv $
       , min = clbinf, max = clbsup $
       , cb_title = cb_title, discret = colnumb, _extra = ex
;------------------------------------------------------------
   !x= ancienx
   !y= ancieny
   !p= ancienp
;
   return
end