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- % Copyright (C) 1994, 1995, 1996 Aladdin Enterprises. All rights reserved.
- %
- % This file is part of GNU Ghostscript.
- %
- % GNU Ghostscript is distributed in the hope that it will be useful, but
- % WITHOUT ANY WARRANTY. No author or distributor accepts responsibility
- % to anyone for the consequences of using it or for whether it serves any
- % particular purpose or works at all, unless he says so in writing. Refer
- % to the GNU General Public License for full details.
- %
- % Everyone is granted permission to copy, modify and redistribute GNU
- % Ghostscript, but only under the conditions described in the GNU General
- % Public License. A copy of this license is supposed to have been given
- % to you along with GNU Ghostscript so you can know your rights and
- % responsibilities. It should be in a file named COPYING. Among other
- % things, the copyright notice and this notice must be preserved on all
- % copies.
-
- % $RCSfile: markhint.ps,v $ $Revision: 1.2.2.1 $
- % markhint.ps
- % Draw the hints for a Type 1 font.
-
- (type1ops.ps) runlibfile
-
- /mhsetup % <matrix> <print> mhsetup -
- { /mhprint exch def
- /mhmx exch def
- /mhdash 0 9 gsave initmatrix dtransform grestore idtransform add abs def
- gsave
- clippath pathbbox
- 2 index sub /bbh exch def
- 2 index sub /bbw exch def
- /bby exch def
- /bbx exch def
- grestore
- } def
-
- /markfonthints % <matrix> <print> markfonthints -
- { mhsetup
- } def
-
- /hmark % <y> hmark -
- { bbx exch moveto bbw 0 rlineto stroke
- } def
- /hsmark % <y0> <dy> hsmark -
- { 1 index add exch gsave
- [mhdash] 0 setdash 0 exch mhmx transform exch pop hmark
- [mhdash 2 div dup 2 mul] 0 setdash 0 exch mhmx transform exch pop hmark
- grestore
- } def
- /vmark % <x> vmark -
- { bby moveto 0 bbh rlineto stroke
- } def
- /vsmark % <x0> <dx> vsmark -
- { 1 index add exch gsave
- [mhdash] mhdash setdash 0 mhmx transform pop vmark
- [mhdash 2 div dup 2 mul] 0 setdash 0 mhmx transform pop vmark
- grestore
- } def
- /pmark % <x> <y> pmark -
- { newpath 0 4.5 gsave initmatrix dtransform grestore idtransform add abs
- 0 360 arc stroke
- } def
- /mchdict mark
- /hsbw { pop 0 mhmx transform translate 0 0 pmark }
- /sbw { pop pop mhmx transform translate 0 0 pmark }
- /hstem
- { mhprint { (hstem ) print 2 copy 2 packedarray == } if
- hsmark
- }
- /vstem
- { mhprint { (vstem ) print 2 copy 2 packedarray == } if
- vsmark
- }
- /hstem3
- { mhprint { (hstem3 ) print 6 copy 6 packedarray == } if
- 3 { hsmark } repeat
- }
- /vstem3
- { mhprint { (vstem3 ) print 6 copy 6 packedarray == } if
- 3 { vsmark } repeat
- }
- /div
- { div
- }
- /callothersubr
- { 3 eq
- { pop
- mhprint { (replace) = } if
- % We're replacing hints; lighten the color.
- currentrgbcolor 3 { 2 mul 3 div 3 1 roll } repeat setrgbcolor
- }
- { { pop } repeat
- } ifelse
- }
- /callsubr
- { Private /Subrs get exch get mchinterp
- }
- /pop
- {
- }
- /return
- {
- }
- .dicttomark def
-
- /mchinterp % <charstring> mchinterp -
- { 4330 exch dup length string .type1decrypt exch pop
- dup length lenIV sub lenIV exch getinterval
- 0 () /SubFileDecode filter
- mark exch charstack_read ]
- { dup type /nametype eq
- { mchdict exch .knownget { exec } { cleartomark mark } ifelse
- }
- if
- }
- forall
- } def
-
- /markcharhints % <charname> <matrix> <print> markcharhints -
- { mhsetup
- gsave mark
- /Private currentfont /Private get def
- Private rcheck % make sure we won't get an access error
- { /lenIV Private /lenIV .knownget not { 4 } if def
- currentfont /CharStrings get 3 -1 roll get mchinterp
- }
- { (Sorry, this font is protected; I can't show the hints.\n) print flush
- exch
- }
- ifelse
- cleartomark grestore
- } def
-