%PDF- %PDF-
Direktori : /usr/share/ghostscript/10.02.1/lib/ |
Current File : //usr/share/ghostscript/10.02.1/lib/gsnup.ps |
%! % Copyright (C) 2001-2023 Artifex Software, Inc. % All Rights Reserved. % % This software is provided AS-IS with no warranty, either express or % implied. % % This software is distributed under license and may not be copied, % modified or distributed except as expressly authorized under the terms % of the license contained in the file LICENSE in this distribution. % % Refer to licensing information at http://www.artifex.com or contact % Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco, % CA 94129, USA, for further information. % % Prefix this to very well-behaved PostScript files for n-up printing. /cdef { 1 index where { pop pop } { def } ifelse } def %%%%%%%%%%%%%%%% Begin parameters %%%%%%%%%%%%%%%% % All parameters are also settable from the command line with -d, e.g., % -d.Nx=3 /.Nx 2 cdef % # of pages across the physical page /.Ny 2 cdef % # of pages down the physical page /.Landscape false cdef % if true, rotate page by 90 degrees %%%%%%%%%%%%%%%% End parameters %%%%%%%%%%%%%%%% vmstatus pop pop 0 eq { save pop } if .Landscape { currentpagedevice /PageSize get aload pop exch 2 array astore 1 dict dup /PageSize 4 -1 roll put setpagedevice } if /.BP currentpagedevice /BeginPage get def /.EP currentpagedevice /EndPage get def /.Ps 1 string def % survive save/restore /.Pn { .Ps 0 get } def true setglobal % protect from restore /.ELevel [0] def /.Rmat matrix def false setglobal /.max { 2 copy lt { exch } if pop } cdef % Work around the common save ... showpage ... restore locution. /restore { .Rmat currentmatrix pop restore vmstatus pop pop .ELevel 0 get lt { .Rmat setmatrix } if } bind def << /BeginPage { .Nx .Ny .max gsave initclip clippath pathbbox exch 4 -1 roll sub 3 1 roll exch sub grestore 2 copy exch .Nx div exch .Ny div .Pn dup .Nx mod exch .Nx idiv .Ny 1 sub exch sub % Stack: nmax pw ph pw/nx ph/ny ix iy exch 3 index mul exch 2 index mul translate % Stack: nmax pw ph pw/nx ph/ny 4 -1 roll 4 index div 4 -1 roll 4 index div % Stack: nmax pw/nx ph/ny pw/nmax ph/nmax exch 4 -1 roll exch sub 2 div 3 1 roll sub 2 div translate % Stack: nmax 1 exch div dup scale .BP } /EndPage { dup 2 lt { .ELevel 0 vmstatus pop pop put .Ps 0 .Pn 1 add .Nx .Ny mul mod put .Pn 0 eq { .EP } { pop pop false } ifelse } { pop pop false } ifelse } >> setpagedevice /.EOJ { { .Pn 0 eq { exit } if showpage } loop } def { currentfile cvx exec .EOJ } exec