mirror of
https://github.com/netwide-assembler/nasm.git
synced 2025-10-10 00:25:06 -04:00
393 lines
9.5 KiB
PostScript
393 lines
9.5 KiB
PostScript
% $Id$
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%
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% PostScript header for NASM documentation
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%
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% Avoid barfing on old PS implementations
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/pdfmark where
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{pop} {userdict /pdfmark /cleartomark load put} ifelse
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/setpagedevice where
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{pop} {userdict /setpagedevice /pop load put} ifelse
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% Useful definition
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/space 32 def
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%
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% This asks the PostScript interpreter for the proper size paper
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%
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/setpagesize {
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1 dict dup /PageSize [pagewidth pageheight] put setpagedevice
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} def
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%
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% Code to handle links
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%
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/min { 2 copy gt { exch } if pop } def
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/max { 2 copy lt { exch } if pop } def
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/lkbegun 0 def
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/lktype null def
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/lkury 0 def
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/lkurx 0 def
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/lklly 0 def
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/lkllx 0 def
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/lkxmarg 1 def % Extra space for link in x dir
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/lkymarg 1 def % Extra space for link in y dir
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/lktarget () def
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% target type --
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/linkbegin {
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userdict begin
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/lkbegun 1 def
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/lktype exch def
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/lktarget exch def
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colorlinks { 0 0 0.4 setrgbcolor } if
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end
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} def
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% target --
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/linkbegindest {
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/Dest linkbegin
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} def
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% uristring --
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/linkbeginuri {
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/URI linkbegin
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} def
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% pageno --
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/linkbeginpage {
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/Page linkbegin
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} def
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% string spacepadding --
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/linkshow {
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userdict begin
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/lspad exch def /lss exch def
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lkbegun 0 ne {
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gsave lss true charpath flattenpath pathbbox grestore
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lkbegun 1 eq {
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/lkury exch def
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lss spacecount lspad mul add /lkurx exch def
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/lklly exch def
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/lkllx exch def
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/lkbegun 2 def
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} {
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lkury max /lkury exch def
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lss spacecount lspad mul add lkurx max /lkurx exch def
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lklly min /lklly exch def
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lkllx min /lkllx exch def
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} ifelse
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} if
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lspad 0 space lss widthshow
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end
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} def
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% --
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/linkend {
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userdict begin
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[ lktype /URI eq {
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/Action 2 dict dup /Subtype /URI put dup /URI lktarget put
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} {
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/Dest lktarget
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} ifelse
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/Border [0 0 0]
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/Rect [ lkllx lkxmarg sub
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lklly lkymarg sub
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lkurx lkxmarg add
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lkury lkymarg add ]
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/Subtype /Link
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/ANN pdfmark
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/lkbegun 0 def
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colorlinks { 0 setgray } if
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end
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} def
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% targetname --
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/linkdest {
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[ /Dest 3 -1 roll
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/View [ /XYZ currentpoint null ]
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/DEST pdfmark
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} def
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% A "fontset" is an array of fonts; a "stream" is an array of strings
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% and numbers or procedures:
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% [ 0 (Foo) ( ) (mani) ( ) 1 (padme) 0 ( ) (hum.) ]
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% A number choses a font from the current fontset.
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% A procedure is invoked as-is when printing the stream.
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%
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% When printing justified, an equal amount of space is added in
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% between each string.
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% string -- spacecount
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% Count space characters in a string
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/spacecount {
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0 exch {
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space eq { 1 add } if
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} forall
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} def
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% stream fontset -- spacecount width
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% Get the width of a stream in the given fontset, and the
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% number of space characters in the stream
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/streamwidth {
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gsave
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6 dict begin
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/f exch def
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/w 0 def
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/s 0 def
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f 0 get setfont
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/integertype {
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f exch get setfont
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} def
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/stringtype {
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dup stringwidth pop w add /w exch def
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spacecount s add /s exch def
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} def
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/arraytype { pop } def
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% The input stream is on the top of the stack now
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{
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dup type exec
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} forall
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s w
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end
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grestore
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} def
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% stream fontset spacer --
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% Show the stream in the given fontset, but add a certain amount
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% of space to each space character
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/showstreamspc {
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5 dict begin
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/spc exch def
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/f exch def
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f 0 get setfont
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/integertype {
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f exch get setfont
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} def
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/stringtype {
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spc linkshow
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} def
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/arraytype {
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exec
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} def
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% Now stream is on the top of the stack
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{
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dup type exec
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} forall
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end
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} def
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% stream fontset --
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% Show the stream in the given fontset, with no extra spacing
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/showstream {
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0 showstreamspc
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} def
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% stream fontset totalspace --
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% Show the stream justified to fit into a certain number of pixels
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/showstreamjust {
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userdict begin
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/ts exch def /fs exch def /st exch def
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st fs
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st fs streamwidth ts exch sub exch
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dup 0 gt { div } { pop } ifelse
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showstreamspc
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end
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} def
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/bullmarg lmarg bulladj add def
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/lwidth pagewidth lmarg sub rmarg sub def
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/bwidth lwidth bulladj sub def
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%
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% The various paragraph types
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% The number at the end indicates start (1) of para, end (2) of para
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%
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/chapline {
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currentpoint exch pop 10 sub lmarg exch moveto
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0 setlinecap 3 setlinewidth
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lwidth 0 rlineto stroke
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} def
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/chap0 { lmarg exch moveto cfont lwidth showstreamjust } def
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/chap1 { lmarg exch moveto cfont lwidth showstreamjust } def
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/chap2 { lmarg exch moveto cfont showstream chapline } def
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/chap3 { lmarg exch moveto cfont showstream chapline } def
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/appn0 {chap0} def
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/appn1 {chap1} def
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/appn2 {chap2} def
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/appn3 {chap3} def
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% lbl ypos fontset -- ypos
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/headlbl {
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3 -1 roll [exch ( )] exch % ypos strm fontset
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2 copy % ypos strm fontset strm fontset
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streamwidth % ypos strm fontset spccount width
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lmarg exch sub % ypos strm fontset spccount xpos
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4 index % ypos strm fontset spccount xpos ypos
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moveto % ypos strm fontset spccount
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pop % ypos strm fontset spccount
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showstream % ypos
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} def
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/head0 { lmarg exch moveto hfont lwidth showstreamjust } def
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/head1 { hfont headlbl lmarg exch moveto hfont lwidth showstreamjust } def
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/head2 { lmarg exch moveto hfont showstream } def
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/head3 { hfont headlbl lmarg exch moveto hfont showstream } def
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/subh0 { lmarg exch moveto sfont lwidth showstreamjust } def
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/subh1 { sfont headlbl lmarg exch moveto sfont lwidth showstreamjust } def
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/subh2 { lmarg exch moveto sfont showstream } def
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/subh3 { sfont headlbl lmarg exch moveto sfont showstream } def
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/norm0 { lmarg exch moveto bfont lwidth showstreamjust } def
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/norm1 { lmarg exch moveto bfont lwidth showstreamjust } def
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/norm2 { lmarg exch moveto bfont showstream } def
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/norm3 { lmarg exch moveto bfont showstream } def
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/code0 { lmarg exch moveto bfont showstream } def
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/code1 { lmarg exch moveto bfont showstream } def
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/code2 { lmarg exch moveto bfont showstream } def
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/code3 { lmarg exch moveto bfont showstream } def
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/bull0 { bullmarg exch moveto bfont bwidth showstreamjust } def
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/bull1 { dup lmarg exch moveto bullet bfont showstream
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bullmarg exch moveto bfont bwidth showstreamjust } def
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/bull2 { bullmarg exch moveto bfont showstream } def
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/bull3 { dup lmarg exch moveto bullet bfont showstream
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bullmarg exch moveto bfont showstream } def
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/tocw0 lwidth tocpnz sub def
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/tocw1 tocw0 tocind sub def
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/tocw2 tocw1 tocind sub def
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/tocx0 lmarg def
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/tocx1 tocx0 tocind add def
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/tocx2 tocx1 tocind add def
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/tocpn {
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bfont0 setfont
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3 dict begin
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/s exch def
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/x s stringwidth pop pagewidth rmarg sub exch sub def
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currentpoint /y exch def
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lmarg sub tocdots div ceiling tocdots mul lmarg add
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tocdots x {
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y moveto (.) 0 linkshow
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} for
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x y moveto s 0 linkshow
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end
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linkend
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} def
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/toc00 { tocx0 exch moveto 0 rmoveto bfont showstream } def
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/toc01 { tocx0 exch moveto
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linkbegindest bfont0 setfont 0 linkshow bfont showstream } def
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/toc02 { tocx0 exch moveto 3 1 roll
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0 rmoveto bfont showstream tocpn } def
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/toc03 { tocx0 exch moveto 4 1 roll
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linkbegindest bfont0 setfont 0 linkshow bfont showstream tocpn } def
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/toc10 { tocx1 exch moveto 0 rmoveto bfont showstream } def
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/toc11 { tocx1 exch moveto
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linkbegindest bfont0 setfont 0 linkshow bfont showstream } def
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/toc12 { tocx1 exch moveto 3 1 roll
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0 rmoveto bfont showstream tocpn } def
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/toc13 { tocx1 exch moveto 4 1 roll
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linkbegindest bfont0 setfont 0 linkshow bfont showstream tocpn } def
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/toc20 { tocx2 exch moveto 0 rmoveto bfont showstream } def
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/toc21 { tocx2 exch moveto
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linkbegindest bfont0 setfont 0 linkshow bfont showstream } def
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/toc22 { tocx2 exch moveto 3 1 roll
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0 rmoveto bfont showstream tocpn } def
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/toc23 { tocx2 exch moveto 4 1 roll
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linkbegindest bfont0 setfont 0 linkshow bfont showstream tocpn } def
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% Spacing between index columns
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/indexcolumn pagewidth lmarg sub rmarg sub idxgutter add idxcolumns div def
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% Width of an individual index column
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/indexcolwid indexcolumn idxgutter sub def
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/idx03 {
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2 dict begin
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indexcolumn mul lmarg add
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/x exch def /y exch def x y moveto
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exch bfont showstream
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dup bfont streamwidth
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x indexcolwid add exch sub exch pop y moveto
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bfont showstream
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end
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} def
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/idx00 {idx03} def
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/idx01 {idx03} def
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/idx02 {idx03} def
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/idx13 {
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2 dict begin
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indexcolumn mul lmarg add idxindent add
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/x exch def /y exch def x y moveto
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exch bfont showstream
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dup bfont streamwidth
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x indexcolwid idxindent sub add exch sub exch pop y moveto
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bfont showstream
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end
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} def
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/idx10 {idx13} def
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/idx11 {idx13} def
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/idx12 {idx13} def
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%
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% Page numbers
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%
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/pagey botmarg pymarg sub def
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/pagel lmarg plmarg sub def
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/pager pagewidth rmarg sub prmarg add def
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/pageeven { pagel pagey moveto sfont0 setfont show } def
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/pageodd { sfont0 setfont dup stringwidth pop pager exch sub
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pagey moveto show } def
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%
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% Functions invoked during parsing
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%
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/xa { linkdest } def
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/pa { 0 pageheight moveto linkdest } def
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/xl { linkbegindest } def
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/wl { linkbeginuri } def
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/pl { linkbeginpage } def
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/el { linkend } def
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%
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% PDF viewer options
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%
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[/PageMode /UseOutlines /DOCVIEW pdfmark % Display bookmarks
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%
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% Functions to include EPS
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%
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/BeginEPSF {
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/Before_EPSF_State save def
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/dict_count countdictstack def
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/op_count count 1 sub def
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userdict begin
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/showpage {} def
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0 setgray 0 setlinecap
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1 setlinewidth 0 setlinejoin
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10 setmiterlimit [ ] 0 setdash newpath
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/languagelevel where
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{
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pop languagelevel
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1 ne {
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false setstrokeadjust false setoverprint
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} if
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} if
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} bind def
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/EndEPSF {
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count op_count sub {pop} repeat
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countdictstack dict_count sub {end} repeat
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Before_EPSF_State restore
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} bind def
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