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|
%% These are from tex.lpro
/TeXDict 250 dict def % define a working dictionary ( IBM: color - 200->250 )
TeXDict begin % start using it.
/N {def} def
/B {bind def} N
/S {exch} N
/X { S N } B
/TR {translate} N
/vsize 11 72 mul N
end % TeXDict
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% header for the \special command
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% The structure of the PostScript produced by dvips for \special is:
% @beginspecial
% - any number of @hsize, @hoffset, @hscale, etc., commands
% @setspecial
% - the user's file of PostScript commands
% @endspecial
TeXDict begin
/SDict 200 dict N
SDict begin
/@SpecialDefaults
{ /hs 612 N
/vs 792 N
/ho 0 N
/vo 0 N
/hsc 1 N
/vsc 1 N
/ang 0 N
/CLIP 0 N
/rwiSeen false N
/rhiSeen false N
/letter {} N /note {} N /a4 {} N /legal {} N
} B
%
% The following definition sets up the units that hscale/vscale are in.
% For certain sites this might require change, but it is
% recommended instead that any macro packages that require
% hscale/vscale set the units appropriately via
%
% \special{! /@scaleunit 1 def }
%
% if global, or
%
% \special{" /@scaleunit 1 def }
%
% before each instance if multiple macro packages with
% different requirements are being used.
%
/@scaleunit 100 N
% s @hscale - set scale factor
/@hscale {@scaleunit div /hsc X} B
/@vscale {@scaleunit div /vsc X} B
% d @hsize - specify a horizontal clipping dimension
/@hsize {/hs X /CLIP 1 N} B
/@vsize {/vs X /CLIP 1 N} B
/@clip {/CLIP 2 N} B
% d @hoffset - specify a shift for the figure
/@hoffset {/ho X} B
/@voffset {/vo X} B
% a @angle - set rotation angle
/@angle {/ang X} B
%
% Here we handle bounding box calculations, if necessary.
%
/@rwi { 10 div /rwi X /rwiSeen true N } B % rwi will be real width after scaling
/@rhi { 10 div /rhi X /rhiSeen true N } B % rhi will be real height after scaling
/@llx { /llx X } B
/@lly { /lly X } B
/@urx { /urx X } B
/@ury { /ury X } B
/magscale true def
end % of SDict
/@MacSetUp
{ userdict /md known % if md is defined
{ userdict /md get type /dicttype eq % and if it is a dictionary
{
userdict begin % expand it if necessary
md length 10 add md maxlength ge
{/md md dup length 20 add dict copy def}if
end
md begin % then redefine some stuff
/letter {} N
/note {} N
/legal {} N
/od{txpose
1 0 mtx defaultmatrix dtransform S atan/pa X
newpath clippath mark
{transform{itransform moveto}}
{transform{itransform lineto}}
{ 6 -2 roll transform
6 -2 roll transform
6 -2 roll transform
{ itransform 6 2 roll
itransform 6 2 roll
itransform 6 2 roll
curveto
}
}
{{closepath}}
pathforall newpath counttomark array astore /gc xdf
pop ct 39 0 put
10 fz 0 fs 2 F/|______Courier fnt invertflag{PaintBlack}if
}N
/txpose{
pxs pys scale ppr aload pop
por {
noflips {
pop S neg S TR pop 1 -1 scale
}if
xflip yflip and {
pop S neg S TR 180 rotate 1 -1 scale
ppr 3 get ppr 1 get neg sub neg ppr 2 get
ppr 0 get neg sub neg TR
}if
xflip yflip not and {
pop S neg S TR pop 180 rotate
ppr 3 get ppr 1 get neg sub neg 0 TR
}if
yflip xflip not and {
ppr 1 get neg ppr 0 get neg TR
}if
}
{
noflips {
TR pop pop 270 rotate 1 -1 scale
}if
xflip yflip and {
TR pop pop 90 rotate 1 -1 scale
ppr 3 get ppr 1 get neg sub neg ppr 2 get
ppr 0 get neg sub neg TR
}if
xflip yflip not and {
TR pop pop 90 rotate ppr 3 get
ppr 1 get neg sub neg 0 TR
}if
yflip xflip not and {
TR pop pop 270 rotate ppr 2 get
ppr 0 get neg sub neg 0 S TR
}if
}ifelse
scaleby96 {
ppr aload pop 4 -1 roll add 2 div 3 1 roll add 2 div 2 copy
TR .96 dup scale neg S neg S TR
}if
}N
/cp {pop pop showpage pm restore}N
end
}if
} if
} N
%
% The following procedure brings us back to PostScript size. It takes
% into account the current global dvi magnification, so graphics
% scale with the document.
%
/normalscale {
Resolution 72 div VResolution 72 div neg scale
magscale { DVImag dup scale } if
0 setgray
} N
%
% this will be invoked as the result of a \special command (for the
% inclusion of PostScript graphics). The basic idea is to change all
% scaling and graphics back to defaults, but to shift the origin
% to the current position on the page.
/@beginspecial % - @beginspecial - -- enter special mode
{
/SpecialSave save N
SDict begin
gsave
normalscale
currentpoint TR %set the current point as the user's origin
@SpecialDefaults % setup default offsets, scales, sizes, and angle
count /ocount X /dcount countdictstack N
} N
/@setspecial % to setup user specified offsets, scales, sizes (for clipping)
{
CLIP 1 eq
{ newpath 0 0 moveto hs 0 rlineto 0 vs rlineto hs neg 0 rlineto
closepath clip }
if
ho vo TR
hsc vsc scale
ang rotate
rwiSeen {
rwi urx llx sub div
rhiSeen { rhi ury lly sub div } { dup } ifelse
scale llx neg lly neg TR
} {
rhiSeen { rhi ury lly sub div dup scale llx neg lly neg TR } if
} ifelse
CLIP 2 eq
{ newpath llx lly moveto urx lly lineto urx ury lineto llx ury lineto
closepath clip }
if
/showpage {} N
/erasepage {} N
/copypage {} N
/setpagedevice {pop} def
newpath
} N
/@endspecial % - @endspecial - -- leave special mode
{ count ocount sub {pop} repeat
countdictstack dcount sub {end} repeat
grestore SpecialSave restore
end
} N
% xdvik special treatment for saving definitions made in SDict (while using
% the bang special; try to guarantee that the dictionary stack is ok!
% xdvik should not systematically bracket code within save/restore pairs,
% anyway: such bracketing breaks a lot of code (many packages do change
% TeXDict from with ps: specials for instance) and we should only guarantee
% that bracketing is done within @beginspecial and @endspecial. -- YA
/@xdvisavestate
{
userdict /xdvi$sav save put
} N
/@defspecial
{
SDict begin
} N
/@fedspecial
{
end
@xdvisavestate
} B
end % revert to previous dictionary
|
