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+% Copyright (C) 2001-2012 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., 7 Mt. Lassen Drive - Suite A-134, San Rafael,
+% CA 94903, U.S.A., +1(415)492-9861, for further information.
+%
+
+% ProcSet for implementing CIDFont and CIDMap resources.
+% When this is run, systemdict is still writable.
+
+% ---------------- Defining CIDFont resources ---------------- %
+
+% Define a CIDFont resource. This is the defineresource implementation for
+% the CIDFont resource category.
+
+/.checkfonttype { % <cidfont> <fonttype> .checkfonttype <cidfont> <new?>
+ 1 index /FID known {
+ 1 index /FontType get ne {
+ /definefont cvx /invalidfont signalerror
+ } if //false
+ } {
+ 1 index /FontType 3 -1 roll put //true
+ } ifelse
+} bind def
+
+/.cidfonttypes where { pop } { /.cidfonttypes 6 dict def } ifelse
+.cidfonttypes
+
+30 dict begin
+
+% The key in .cidfonttypes is the CIDFontType value;
+% the value is a procedure that takes a font name and the CIDFont dictionary
+% and replaces the latter with a real font.
+
+% ------ CIDFontType 0 (FontType 9) ------ %
+
+% We add the following entries to the CIDFont dictionary, in addition to
+% the ones documented by Adobe:
+% SubrCache - dictionary for caching Subr arrays
+% For CIDFonts where we read the data from disk incrementally:
+% GlyphData is 0 (arbitrary)
+% DataSource - a ReusableStreamDecode filter for the data
+% We also add a FID entry, and possibly a Subrs entry, to each element of
+% FDArray.
+
+dup 0 {
+ 9 .checkfonttype {
+ /CIDInit /ProcSet findresource begin
+ .completefont9
+ end
+ } if
+ 1 index exch .buildfont9 exch pop
+} put % Don't bind it here, because gs_fapi.ps redefines .buildfont9
+
+% Add entries to a new CIDFontType 0 font per documentation (FontMatrix)
+% or for .buildfont9 (FDArray.Private.Subrs).
+/.completefont9 { % <cidfont0> .completefont9 <cidfont0>
+ currentglobal 3 1 roll dup gcheck setglobal
+ dup /FontMatrix known {
+ dup /FDArray get {
+ dup /FontMatrix get 0 get 1000000 ge {
+ /FontMatrix matrix put % Bug 688517
+ } {
+ pop
+ } ifelse
+ } forall
+ } {
+ dup /FontMatrix [0.001 0 0 0.001 0 0] put
+ dup /FDArray get {
+ currentglobal exch dup gcheck setglobal
+ dup /FontMatrix get {1000 0 0 1000 0 0} matrix concatmatrix
+ /FontMatrix exch put
+ setglobal
+ } forall
+ } ifelse
+ dup /FDArray get {
+ % Read the Subrs if necessary.
+ dup /Private get dup /Subrs known not {
+ dup /SubrCount .knownget {
+ % Stack: font Private SubrCount
+ currentglobal 3 1 roll 1 index gcheck setglobal
+ array 1 index /Subrs 3 -1 roll put
+ % Stack: font global Private
+ 2 index begin begin .loadsubrs end end
+ setglobal
+ } {
+ pop
+ } ifelse readonly pop
+ } {
+ pop pop
+ } ifelse
+ } forall
+ 3 -1 roll setglobal
+} bind def
+
+% Read some Subrs for the current Type 1 subfont.
+% The subfont's Private dict is currentdict; the CIDFont itself is the
+% next dictionary on the stack.
+/.readsubrs { % <Subrs> <start> .readsubrs <Subrs>
+ 1 SubrCount 1 sub {
+ dup SDBytes mul SubrMapOffset add
+ dup SDBytes .readint exch SDBytes add SDBytes .readint
+ 1 index sub string ReadString 2 index 3 1 roll put
+ } for
+} bind def
+
+% Ensure that all the Subrs for the current Type 1 subfont are loaded.
+% The subfont's Private dict is currentdict; the CIDFont itself is the
+% next dictionary on the stack.
+/.loadsubrs {
+ Subrs length 0 ne {
+ SubrCache SubrMapOffset .knownget {
+ % We've already loaded some Subrs at this offset.
+ % Make sure we've got as many as we need.
+ dup length SubrCount lt {
+ % We need to load more.
+ SubrCount array exch 1 index copy length .readsubrs
+ SubrCache SubrMapOffset 2 index put
+ } if
+ } {
+ % We haven't loaded any Subrs at this offset yet.
+ SubrCount array 0 .readsubrs
+ SubrCache SubrMapOffset 2 index put
+ } ifelse
+ Subrs copy pop
+ } if
+} bind def
+
+% ------ CIDFontType 1 (FontType 10) ------ %
+
+dup 1 {
+ 10 .checkfonttype pop
+ 1 index exch .buildfont10 exch pop
+} put % Don't bind it here because gs_fapi.ps redefines .buildfont10
+
+% ------ CIDFontType 2 (FontType 11) ------ %
+
+dup 2 {
+ 11 .checkfonttype pop
+ 1 index exch .buildfont11 exch pop
+} put % Don't bind it here because gs_fapi.ps redefines .buildfont11
+
+pop % .cidfonttypes
+
+% ---------------- Reading CIDFontType 0 files ---------------- %
+
+/StartData { % <(Binary)|(Hex)> <datalength> StartData -
+ % (currentdict is CID font dict)
+ % If we're loading a resource file and the data format is
+ % binary, we can just save a pointer to the data and load it
+ % incrementally.
+ mark {
+ % Previous versions of this code made provisions for
+ % reading hex-encoded data incrementally. Since hex data
+ % doesn't seem to be used in practice, we no longer bother.
+ 2 index (Binary) ne { stop } if
+ currentfile .currentresourcefile ne { stop } if
+ % Hack: the pdfwrite driver relies on finalization to write
+ % out fonts. However, the font may be finalized after the
+ % resource file, in which case the resource file will be
+ % closed. So if the current output device is pdfwrite,
+ % don't use incremental loading.
+ /AllowIncrementalCFF /GetDeviceParam .special_op {
+ exch pop {stop}if
+ }if
+ currentfile fileposition
+ } .internalstopped {
+ % File is not positionable, or uses hex data.
+ % Load the data now.
+ cleartomark exch
+ currentfile exch
+ (Hex) eq { /ASCIIHexDecode filter } if
+ exch
+ % Stack: file length
+ dup 65400 le {
+ % readstring with a 0-length string causes a rangecheck,
+ % but a data length of 0 is allowed.
+ string dup () ne { 1 index exch readstring pop } if
+ } {
+ mark 3 1 roll {
+ % Stack: mark str ... file length
+ dup 0 eq { pop exit } if
+ dup 65400 .min dup string 3 index exch readstring pop
+ % Stack: mark str ... file length newstrlen newstr
+ 4 1 roll sub
+ } loop
+ counttomark 1 add 1 roll ]
+ } ifelse
+ /GlyphData exch def
+ dup currentfile eq { pop } { closefile } ifelse
+ } {
+ % File is positionable and binary, just save a pointer.
+ % Stack: (Binary) length -mark- pos
+ /GlyphData 0 def
+ exch pop 3 -1 roll pop exch
+ % Stack: pos length
+ /DataSource currentfile 2 index () .subfiledecode //true .reusablestream def
+ currentfile 3 1 roll add setfileposition
+ } ifelse
+ /SubrCache 10 dict def
+ CIDFontName currentdict /CIDFont defineresource pop
+ end % CID font dict
+ end % resource category dict
+} bind def
+
+% Some Adobe fonts include the line
+% /Setup /cid_Setup load def
+% This is apparently included only to prevent proper, conforming PostScript
+% interpreters (as opposed to ATM or a special Adobe font loader) from
+% loading the font, since Setup is not referenced anywhere else in the file.
+/cid_Setup { } def
+
+% ------ Generic ------ %
+
+% Read a string at a given offset in a "file" (binary file or
+% GlyphData in RAM).
+/ReadString { % <pos> <string> ReadString <string>
+ GlyphData 0 eq {
+ % Read from the file.
+ DataSource 3 -1 roll setfileposition
+ DataSource exch readstring pop
+ } {
+ % Read from a string or an array of strings.
+ GlyphData .stringsreadstring
+ } ifelse
+} bind def
+/.stringsreadstring % <pos> <string> <strings> .stringsreadstring
+ % <vmstring>
+{ dup type /stringtype eq
+ { 3 1 roll length getinterval
+ }
+ { { % Stack: pos string glyphdata
+ dup 0 get length dup 4 index gt { exit } if
+ 4 -1 roll exch sub 3 1 roll
+ dup length 1 sub 1 exch getinterval
+ }
+ loop
+ % Stack: pos string glyphdata glyphdata[0]length
+ % We know no request can span more than 2 strings.
+ 3 index 3 index length add 1 index le
+ { % Request fits in a single string: just return a substring.
+ pop 0 get 3 1 roll length getinterval
+ }
+ { % Request spans 2 strings. Copy the first part.
+ 1 index 0 get 4 index 3 -1 roll 1 index sub getinterval
+ 2 index copy
+ % Copy the second part.
+ % Stack: pos str glyphdata str1
+ length exch 1 get 0 3 index length
+ 3 index sub getinterval 2 index 3 1 roll putinterval
+ exch pop
+ }
+ ifelse
+ }
+ ifelse
+} bind def
+
+% Interpret a byte string as a (big-endian) integer.
+/.cvbsi % <bytes> .cvbsi <int>
+{ 0 exch { exch 8 bitshift add } forall
+} bind def
+
+% Read an integer from binary data.
+/.readint % <pos> <nbytes> .readint <int>
+{ string ReadString .cvbsi
+} bind def
+
+currentdict end
+
+% ---------------- Rendering ---------------- %
+
+% ------ CIDFontType 0 ------ %
+
+/.readglyphdata {
+ currentfont exch .type9mapcid
+ FDArray exch get exch
+} bind def
+
+% BuildGlyph procedure for CIDFontType 0.
+% The name %Type9BuildGlyph is known to the interpreter.
+/.cid0buildstring 10 string def
+(%Type9BuildGlyph) cvn { % <cidfont> <cid> %Type9BuildGlyph -
+ .currentglobal 3 1 roll 1 index gcheck .setglobal
+ 1 index begin
+ dup .readglyphdata dup //null eq {
+ % Substitute CID 0. **** WRONG ****
+ pop pop 0 .readglyphdata
+ } if
+ % Stack: cidfont cid subfont charstring
+ dup //null eq { pop pop pop pop } { %**** WRONG ****
+ 4 -1 roll pop
+ 3 1 roll exch dup 4 -1 roll 0 0 moveto
+ 3 index /FontType get 2 eq { .type2execchar } { .type1execchar } ifelse
+ } ifelse %**** WRONG ****
+ end
+ .setglobal
+} bind def
+
+% ------ CIDFontType 2 ------ %
+
+% BuildGlyph procedure for CIDFontType 2.
+% The name %Type11BuildGlyph is known to the interpreter.
+(%Type11BuildGlyph) cvn { % <cidfont> <cid> %Type11BuildGlyph -
+ % We must be prepared for out-of-range CIDs.
+ 2 copy { .type11mapcid } .internalstopped {
+ pop /CharStrings get /.notdef get
+ } if
+ % Stack: cidfont cid glyphindex
+ 1 index exch .type42execchar
+} bind def
+
+% ---------------- Define resources ---------------- %
+
+languagelevel exch 2 .setlanguagelevel
+
+% Define the CIDInit ProcSet resource.
+% The ProcSet dictionary is still on the stack.
+
+% We might have loaded CMap support already. However, Adobe's
+% protected font downloader defines a CIDInit ProcSet that will be
+% loaded from the filesystem later, so we must check specifically
+% for the ProcSet being defined in VM.
+/CIDInit /ProcSet 2 copy resourcestatus { pop 0 eq } { //false } ifelse {
+ pop pop findresource dup length 4 index length add dict .copydict
+ 4 -1 roll exch .copydict
+} {
+ 3 -1 roll
+} ifelse exch defineresource pop
+
+% Define the CIDFont resource category.
+% We break out .buildcidfont because it appears that at least for
+% Type 32 (CIDFontType 4) fonts, the font can be registered in the Font
+% category with only a CIDFontType and no FontType.
+/.buildcidfont { % <name> <fontdict> .buildcidfont
+ % <name> <cidfont>
+ systemdict /ProvideUnicode .knownget not { //false } if {
+ /FontEmulationProcs /ProcSet findresource
+ /ProvideUnicodeDecoding get exec
+ } if
+ dup /CIDFontType get //.cidfonttypes exch get exec
+} odef
+
+/CIDFont /Generic /Category findresource dup length dict .copydict
+dup /InstanceType /dicttype put
+dup /DefineResource {
+ dup /OrigFont known not {
+ dup dup /OrigFont exch .growput % CPSI does it. Adding just for CET 33_all.PS conformity.
+ } if
+ dup /PaintType known not {
+ dup /PaintType 0 .growput % CPSI does it. Adding just for CET 33_all.PS conformity.
+ } if
+ .buildcidfont
+ /Generic /Category findresource /DefineResource get exec
+} put
+% CIDFonts may be defined in CFF OpenType files.
+% Check for this here.
+/.loadcidfontresource {
+ dup .ResourceFile {
+ {.loadfont} .execasresource
+ } {
+ dup /undefinedresource signalerror
+ } ifelse
+} bind def
+dup /.LoadResource {
+ currentglobal {
+ .loadcidfontresource
+ } {
+ //true setglobal {.loadcidfontresource} stopped //false setglobal {stop} if
+ } ifelse
+} bind put
+
+/Category defineresource pop
+
+% Add the new FontType resources.
+
+9 1 11 { dup /FontType defineresource pop } for
+
+% Add the new FMapType resource.
+
+9 dup /FMapType defineresource pop
+
+% Define the CIDMap resource category.
+% These aren't documented, but it's clear what they are for:
+% to give names to CIDMaps for CIDFontType 2 fonts.
+
+/CIDMap /Generic /Category findresource dup length dict .copydict
+dup /.CheckResource {
+ % Allow a string, an array of strings, or (as of Adobe release 3011)
+ % a dictionary.
+ dup type dup dup /stringtype eq exch /dicttype eq or {
+ pop //true
+ } {
+ dup /arraytype eq exch /packedarraytype eq or {
+ //true exch { type /stringtype eq and } forall
+ } {
+ //false
+ } ifelse
+ } ifelse
+} bind put
+/Category defineresource pop
+
+.setlanguagelevel
+
+%% Replace 1 (gs_ciddc.ps)
+(gs_ciddc.ps) runlibfile