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%!PS-Adobe-2.0 Resource
%
% This is the set of procedures that are necessary for using dvips with the
% -z flag to create PDF-ready PostScript from HyperTeX.
% Written by Tanmoy Bhattacharya and Mark D. Doyle 11/94.
% It is (C) Copyright 1994 by Tanmoy Bhattacharya, Mark D. Doyle
% and the University of California. You may modify and use this program to
% your heart's content.
%
% Version number info
% 1 0 Probably first release
% 1 1 Added external handler to let ghostview work
% 1 2 Attempt at using weblink plugin (not checked)
%
% 2 0 Complete rewrite.
% 2 1 skipped (because testing remotely: it is a debugging version)
% 2 2 Hopefully correct.
% 2 3 weblink with anchors corrected.
% 2 4 bug fix: cvn for dest added
% 2 5 bug fix: No point of error message if not on a distiller.
% 2 6 bug fix: stupid {..} error. Check destination name to avoid bad names.
% 2 2 tested under (Being tested :-)
% unix distiller (old)
% mac 2.1
% mac 2.0
% windows 2.0
% ghostscript
%%BeginResource: procset hps.lpro 2 6
/HPSdict 20 dict dup begin
/braindeaddistill 50 def
/rfch % remove first charcter of string
{dup length 1 sub 1 exch getinterval} bind def
/splituri % string splituri dest uri/file true_if_uri
{dup (#) search
{exch pop}
{() exch}
ifelse
dup (file:) anchorsearch
{pop exch pop 3 -1 roll pop false}
{pop 3 -1 roll exch pop true}
ifelse} bind def
/lookuptarget
{exch rfch dup % drop the hashmark
/TargetAnchors where
{pop TargetAnchors dup
3 -1 roll known
{exch get true}
{pop (target unknown:)print == false}
ifelse}
{pop pop
(target dictionary unknown\012)print false}
ifelse}
bind def
/savecount 0 def
/stackstopped % Like stopped, but clear to current mark on error
{ count counttomark sub /savecount exch store
stopped
count savecount sub 1 sub dup 0 gt
{{exch pop} repeat}
{pop}
ifelse
}
bind def
% PDF implementation limit for names is 127, see PDF specification,
% version 1.6, appendix C "Implementation Limits,
% table C.1 "Architectural limits", page 920.
/tempstring 128 string def
/targetvalidate
{1 index dup length 127 gt exch
tempstring cvs
dup (/) search
{pop pop pop exch pop true exch}
{pop}
ifelse
token {pop length 0 ne} {true} ifelse or
not} bind def
/targetdump-hook where
{pop}
{/targetdump-hook
{dup mark exch gsave initmat setmatrix
{{ mark /Dest 4 2 roll
targetvalidate
{aload pop exch pop
/Page 3 1 roll /View exch [ exch /FitH exch ]
/DEST pdfmark}
{cleartomark}
ifelse} forall} stackstopped pop
grestore} bind def }
ifelse
/baseurl
{mark exch 1 dict dup 3 -1 roll
/Base exch put
/URI exch
/DOCVIEW {pdfmark} stackstopped pop}
bind def
/externalhack systemdict /PDF known def
/oldstyle true def
/initmat matrix currentmatrix def
/actiondict 2 dict dup /Subtype /URI put def
/weblinkhandler
{ dup 3 1 roll mark 4 1 roll
/Title 4 1 roll
splituri 3 -1 roll
dup length 0 gt
{cvn /Dest exch 4 2 roll}
{pop}
ifelse
{externalhack
{/HTTPFile exch}
{actiondict dup 3 -1 roll /URI exch put
/Action exch}
ifelse}
{externalhack
{/HTTPFile exch}
{/File exch /Action /GoToR}
ifelse
}
ifelse
counttomark 2 sub -1 roll
aload pop
/Rect 4 1 roll
/Border 3 1 roll
/Color exch
oldstyle
{/LNK}
{/Subtype /Link /ANN}
ifelse
gsave initmat setmatrix
{pdfmark} stackstopped
grestore}
bind def
/externalhandler where
{pop}
{/externalhandler
{ 2 copy
{weblinkhandler} exec
{/externalhack externalhack not store
2 copy
{weblinkhandler} exec
{/externalhack externalhack not store
/oldstyle false store
2 copy
{weblinkhandler} exec
{(WARNING: external refs disabled\012)print
/externalhandler {pop pop} bind store externalhandler}
{pop pop}
ifelse}
{pop pop /externalhack externalhack not store}
ifelse}
{pop pop /externalhandler {weblinkhandler pop} bind store}
ifelse}
bind def}
ifelse
/pdfmnew
{dup type /stringtype eq {externalhandler} {
exch dup rfch exch 3 -1 roll
lookuptarget
{mark 4 1 roll
/Title 4 1 roll
aload pop
exch
pop
/Page 3 1 roll
/View exch
[ exch /FitH exch ]
5 -1 roll
aload pop
/Rect 4 1 roll
/Border 3 1 roll
/Color exch
/LNK gsave initmat setmatrix pdfmark grestore}
{pop pop}
ifelse} ifelse}
bind def
/pdfmold
{dup type /stringtype eq {externalhandler} {
exch dup rfch exch 3 -1 roll
lookuptarget
{mark 4 1 roll % put a mark below the source array and the array containing
% the page
% the rectangle array of the destination and the FitH parameter
% and below the Title string
/Title 4 1 roll % put /Title in front of Title string
aload pop % put the array elements on the stack
exch % exchange the FitH parameter and the Rect array
pop % Get rid of the Rect array
/Page 3 1 roll % put a /Page in front of the page number
/View exch % put a /View below the FitH parameter
[ exch /FitH exch ] % put in the /FitH
5 -1 roll
aload pop pop
0 3 getinterval
/Rect 3 1 roll
/Border exch
/LNK gsave initmat setmatrix pdfmark grestore}
{pop pop}
ifelse} ifelse}
bind def
/pdfm where
{pop}
{/pdfm
/currentdistillerparams where
{pop
currentdistillerparams
dup /CoreDistVersion known
{/CoreDistVersion get}
{0}
ifelse dup
braindeaddistill le
{(WARNING: switching to old pdfm because version =)print == /pdfmold}
{pop /pdfmnew}
ifelse load
}
{/pdfmark where
{pop {dup type /stringtype eq {externalhandler}
{2 copy mark 3 1 roll
{pdfmnew} stackstopped
{2 copy mark 3 1 roll
{pdfmold} stackstopped
{(WARNING: pdfm disabled\012) print
/pdfm {pop pop} store}
{(WARNING: new pdfm failed, switching to old pdfm\012)print
/pdfm /pdfmold load store}
ifelse}
{/pdfm /pdfmnew load store}
ifelse pop pop}ifelse}}
{{pop pop}}
ifelse}
ifelse bind def}
ifelse
end def
%%EndResource
%%EOF
|
