source: trunk/SRC/ToBeReviewed/POSTSCRIPT/ps.pro

;+
;
; @file_comments
; Redirect the content of the graphic window in a postscript,
; by redoing commands in the postscript's environment.
;
; @categories
; utilities
;
; @restrictions
; We use journal which allows to stock commands we pass.
;
; Can break down if some weird commands are passed...
; Comment: we erase Syntax error, Illegal characters, compatible
; with oups, text_box...
;
; @history
; Sebastien Masson (smasson\@lodyc.jussieu.fr)
;                       5/3/1999
;-
;------------------------------------------------------------
; We have to close the journal!
;------------------------------------------------------------
   if !journal EQ 0 then ras = report('ERROR: The Journal is not open !!')
journal
;------------------------------------------------------------
; we complete the journal ...
;------------------------------------------------------------
; We recuperate the journal as a vector of string :
vectjournal = getfile(myuniquetmpdir+'idlsave.pro')
; FOR i = 0,n_elements(vectjournal)-1 DO  print, vectjournal[i]
;------------------------------------------------------------
; We cut the last line which is \@ps
;------------------------------------------------------------
IF strpos(vectjournal[n_elements(vectjournal)-1],'@ps') ne -1 then $
  vectjournal = vectjournal[0:n_elements(vectjournal)-2 ]
;------------------------------------------------------------
; We correct it if needed...
;------------------------------------------------------------
for i = 0, n_elements(vectjournal)-1 do $
 if strpos(vectjournal[i],'text_box' ) EQ -1 then $
 vectjournal[i] = strtrim(strcompress(vectjournal[i]), 2)
; FOR i = 0,n_elements(vectjournal)-1 DO print, vectjournal[i]
; if 2 lines are identical...
for i = 0, n_elements(vectjournal)-2 do $
 if vectjournal[i] EQ vectjournal[i+1] then vectjournal[i] = ' '
; FOR i = 0,n_elements(vectjournal)-1 DO print, vectjournal[i]
;
for i = 0, n_elements(vectjournal)-1 do BEGIN & $
 if strpos(vectjournal[i],'oups' ) NE -1 $
 OR strpos(vectjournal[i],'Syntax error' ) NE -1 $
 OR strpos(vectjournal[i],'Illegal character' ) NE -1 $
 then BEGIN vectjournal[i] = ' ' & vectjournal[i-1] = ' ' & endif & endfor
; FOR i = 0,n_elements(vectjournal)-1 DO print, vectjournal[i]
for i = 0, n_elements(vectjournal)-1 do BEGIN & $
 if strpos(strtrim(vectjournal[i], 1),'retall' ) EQ 0 $
 OR strpos(vectjournal[i],'@ps' ) NE -1 $
 OR strpos(vectjournal[i],'@oups' ) NE -1 $
 OR strpos(vectjournal[i],'@vzoom' ) NE -1 $
 OR strpos(vectjournal[i],'help' ) NE -1 $
 OR strpos(vectjournal[i],'print' ) NE -1 $
 then  vectjournal[i] = ' ' & endfor
; FOR i = 0,n_elements(vectjournal)-1 DO print, vectjournal[i]
for i = 0, n_elements(vectjournal)-1 do BEGIN & $
 if strpos(strtrim(vectjournal[i], 1),'plt' ) NE -1 THEN BEGIN & $
 if strpos(strtrim(vectjournal[i], 1),'noerase') NE -1 then $
 vectjournal[i] = chkeywd(vectjournal[i],'noerase',1) ELSE $
 vectjournal[i] = vectjournal[i]+',/noerase' & $
 ENDIF & endfor
; FOR i = 0,n_elements(vectjournal)-1 DO print, vectjournal[i]
for i = 0, n_elements(vectjournal)-1 do BEGIN & $
 if strpos(vectjournal[i],'text_box' ) NE -1 then $
 IF strpos(vectjournal[i],',pos=' ) EQ -1 then $
 vectjournal[i] = vectjournal[i]+strmid(vectjournal[i+1], 1) & endfor

; We complete it to transform it in a procedure equivalent to plein2dessin
   vectjournal = ['openps, infowidget= infowidget' $
                  , vectjournal $
                  ,'closeps, infowidget= infowidget' $
                  ,'printps' ]
; FOR i = 0,n_elements(vectjournal)-1 DO print, vectjournal[i]
; We rewrite idlsave.pro
   putfile, myuniquetmpdir+'idlsave.pro', vectjournal
; update the list of .pro and .sav in !PATH
   path_cache, /rebuild
; apply idlsave
@idlsave
; We reopen the journal and we put in it all elements of vectjournal but the 2 first and the 3 last line.
journal, myuniquetmpdir+'idlsave.pro'
for i = 2, n_elements(vectjournal)-3 DO $
printf,  !journal, vectjournal[i]