% Copyright (C) 2001-2021 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., 1305 Grant Avenue - Suite 200, Novato, % CA 94945, U.S.A., +1(415)492-9861, for further information. % % Type 42 font support code. % Here are the BuildChar and BuildGlyph implementation for Type 42 fonts. % The names %Type42BuildChar and %Type42BuildGlyph are known to the % interpreter. The real work is done in an operator: % <font> <code|name> <name> <glyphindex> .type42execchar - /.type42build % <font> <code|name> <name> .type42build - { 2 index begin dup CharStrings exch .knownget not { 2 copy eq { exch pop /.notdef exch } if QUIET not { (Substituting .notdef for ) print =string cvs print ( in the font ) print 1 index /FontName get = flush } { pop } ifelse /.notdef CharStrings /.notdef get } if end .type42execchar } bind def (%Type42BuildChar) cvn % <font> <code> %Type42BuildChar - { 1 index /Encoding get 1 index get //.type42build exec } bind executeonly def (%Type42BuildGlyph) cvn % <font> <name> %Type42BuildGlyph - { dup //.type42build exec } bind executeonly def currentdict /.type42build .undef % Register the font type for definefont. buildfontdict 42 { % check for bogus sfnts -- this happens in Genoa FTS 421-01.ps dup /sfnts get 0 get length 14 lt { % smallest valid sfnts is 14 bytes % HACK: Add a BuildGlyph and make this a Type 3 font instead dup /FontType 3 put dup /BuildGlyph { 1 index /CharStrings get exch 2 copy known not { pop /.notdef } if get exec } bind put //.buildfont3 exec } { systemdict /.buildfont42 get exec } ifelse } bind put