611 lines
18 KiB
C
Executable File
611 lines
18 KiB
C
Executable File
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/*=============================================================================
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GNU UnRTF, a command-line program to convert RTF documents to other formats.
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Copyright (C) 2000,2001 Zachary Thayer Smith
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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The author is reachable by electronic mail at tuorfa@yahoo.com.
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=============================================================================*/
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/*----------------------------------------------------------------------
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* Module name: ps
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* Author name: Zach Smith
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* Create date: 18 Sep 01
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* Purpose: PostScript(TM)-specific output module
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*----------------------------------------------------------------------
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* Changes:
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* 22 Sep 01, tuorfa@yahoo.com: added function-level comment blocks
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* 23 Sep 01, tuorfa@yahoo.com: added shadow, outline, strikethru, underline
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* 23 Sep 01, tuorfa@yahoo.com: revised PS program to use ISOLatin1Encoding
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* 28 Sep 01, tuorfa@yahoo.com: added support for Helvetica,Courier,Symbol
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*--------------------------------------------------------------------*/
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#include <stdio.h>
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#include <string.h>
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#include "malloc.h"
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#include "defs.h"
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#include "error.h"
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#include "main.h"
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#include "output.h"
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static char*
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ascii [96] = {
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/* 0x20 */ " ", "!", "\"", "#", "$", "\%", "&", "'",
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/* 0x28 */ "\\(", "\\)", "*", "+", ",", "-", ".", "/",
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/* 0x30 */ "0", "1", "2", "3", "4", "5", "6", "7",
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/* 0x38 */ "8", "9", ":", ";", "<", "=", ">", "?",
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/* 0x40 */ "@", "A", "B", "C", "D", "E", "F", "G",
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/* 0x48 */ "H", "I", "J", "K", "L", "M", "N", "O",
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/* 0x50 */ "P", "Q", "R", "S", "T", "U", "V", "W",
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/* 0x58 */ "X", "Y", "Z", "\\[", "\\\\", "\\]", "^", "_",
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/* 0x60 */ "`", "a", "b", "c", "d", "e", "f", "g",
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/* 0x68 */ "h", "i", "j", "k", "l", "m", "n", "o",
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/* 0x70 */ "p", "q", "r", "s", "t", "u", "v", "w",
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/* 0x78 */ "x", "y", "z", "{", "|", "}", "~", "",
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};
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static char* ansi [] = {
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/* 0x80 */ "\\200","\\201","\\202","\\203",
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/* 0x84 */ "\\204","\\205","\\206","\\207",
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/* 0x88 */ "\\210","\\211","\\212","\\213",
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/* 0x8c */ "\\214","\\215","\\216","\\217",
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/* 0x90 */ "\\220","\\221","\\222","\\223",
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/* 0x94 */ "\\224","\\225","\\226","\\227",
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/* 0x98 */ "\\230","\\231","\\232","\\233",
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/* 0x9c */ "\\234","\\235","\\236","\\237",
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/* 0xa0 */ "\\240","\\241","\\242","\\243",
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/* 0xa4 */ "\\244","\\245","\\246","\\247",
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/* 0xa8 */ "\\250","\\251","\\252","\\253",
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/* 0xac */ "\\254","\\255","\\256","\\257",
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/* 0xb0 */ "\\260","\\261","\\262","\\263",
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/* 0xb4 */ "\\264","\\265","\\266","\\267",
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/* 0xb8 */ "\\270","\\271","\\272","\\273",
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/* 0xbc */ "\\274","\\275","\\276","\\277",
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/* 0xc0 */ "\\300","\\301","\\302","\\303",
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/* 0xc4 */ "\\304","\\305","\\306","\\307",
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/* 0xc8 */ "\\310","\\311","\\312","\\313",
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/* 0xcc */ "\\314","\\315","\\316","\\317",
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/* 0xd0 */ "\\320","\\321","\\322","\\323",
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/* 0xd4 */ "\\324","\\325","\\326","\\327",
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/* 0xd8 */ "\\330","\\331","\\332","\\333",
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/* 0xdc */ "\\334","\\335","\\336","\\337",
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/* 0xe0 */ "\\340","\\341","\\342","\\343",
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/* 0xe4 */ "\\344","\\345","\\346","\\347",
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/* 0xe8 */ "\\350","\\351","\\352","\\353",
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/* 0xec */ "\\354","\\355","\\356","\\357",
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/* 0xf0 */ "\\360","\\361","\\362","\\363",
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/* 0xf4 */ "\\364","\\365","\\366","\\367",
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/* 0xf8 */ "\\370","\\371","\\372","\\373",
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/* 0xfc */ "\\374","\\375","\\376","\\377",
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};
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static char* mac [] = {
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"?",
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};
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static char* cp437 [] = {
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"?",
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};
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static char* cp850 [] = {
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"?",
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};
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#define PS_END "\
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%% --------- \n\n\
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didShowPage not { \n\
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showpage \n\
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} if\n\n\
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%%%%EOF\n"
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#define PS_START "\
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%%%%!PS\n\
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%%--------------------------------------------------------------------------\n\
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%% GNU UnRTF, a command-line program to convert RTF documents to other formats.\n\
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%% Copyright (C) 2000,2001 Zachary Thayer Smith\n\
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%%\n\
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%% This program is free software; you can redistribute it and/or modify\n\
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%% it under the terms of the GNU General Public License as published by\n\
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%% the Free Software Foundation; either version 2 of the License, or\n\
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%% (at your option) any later version.\n\
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%%\n\
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%% This program is distributed in the hope that it will be useful,\n\
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%% but WITHOUT ANY WARRANTY; without even the implied warranty of\n\
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%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\
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%% GNU General Public License for more details.\n\
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%%\n\
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%% You should have received a copy of the GNU General Public License\n\
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%% along with this program; if not, write to the Free Software\n\
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%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\n\
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%%\n\
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%% The author is reachable by electronic mail at tuorfa@yahoo.com.\n\
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%%--------------------------------------------------------------------------\n\
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%%%%EndComments \n\
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%%\n\
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%% --------- Note, this PS code is unfinished -------- \n\
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%% --------- Note, this PS code is unfinished -------- \n\
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%% --------- Note, this PS code is unfinished -------- \n\
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%% --------- Note, this PS code is unfinished -------- \n\
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%% --------- Note, this PS code is unfinished -------- \n\
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%%\n\
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%% ----------- Variables ------------\n\
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/fontFamily /Times def\n\
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/fontAscent 0 def %% ascent for current font\n\
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/fontDescent 0 def %% descent for current font\n\
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/lineAscent 0 def \n\
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/lineDescent 0 def \n\
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/pageWidthInches 8.5 def \n\
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/pageHeightInches 11 def \n\
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/leftMargin 20 def \n\
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/rightMargin 20 def \n\
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/topMargin 20 def \n\
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/bottomMargin 20 def \n\
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/DPI 72 def \n\
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/pageWidth pageWidthInches DPI mul def \n\
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/rightLimit pageWidth rightMargin sub def \n\
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/pageHeight pageHeightInches DPI mul def \n\
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/x 0 def \n\
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/y 0 def \n\
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/bold false def \n\
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/italic false def \n\
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/underline false def \n\
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/overline false def \n\
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/intercharSpace 0 def \n\
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/strike false def \n\
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/outline false def \n\
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/shadow false def \n\
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/fontSize 12 def \n\
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/didBR false def \n\
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/didParSkip false def \n\
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/didShowPage false def \n\
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%%------------------------------------------------------\n\
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%% Set up the ISO fonts \n\
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%% Times \n\
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%% ----- \n\
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/Times-Roman findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/TRomanISO exch definefont pop \n\
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/Times-Bold findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/TBoldISO exch definefont pop \n\
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/Times-BoldItalic findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/TBoldItalicISO exch definefont pop \n\
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/Times-Italic findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/TItalicISO exch definefont pop \n\
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%% Courier \n\
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%% ----- \n\
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/Courier-Roman findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/CRomanISO exch definefont pop \n\
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/Courier-Bold findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/CBoldISO exch definefont pop \n\
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/Courier-BoldItalic findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/CBoldItalicISO exch definefont pop \n\
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/Courier-Italic findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/CItalicISO exch definefont pop \n\
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%% Symbol \n\
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%% ----- \n\
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/Symbol-Roman findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/SRomanISO exch definefont pop \n\
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/Symbol-Bold findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/SBoldISO exch definefont pop \n\
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/Symbol-BoldItalic findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/SBoldItalicISO exch definefont pop \n\
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/Symbol-Italic findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/SItalicISO exch definefont pop \n\
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%% Helvetica \n\
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%% --------- \n\
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/Helvetica-Roman findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/HRomanISO exch definefont pop \n\
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/Helvetica-Bold findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/HBoldISO exch definefont pop \n\
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/Helvetica-BoldOblique findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/HBoldItalicISO exch definefont pop \n\
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/Helvetica-Oblique findfont dup length dict begin { \n\
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1 index /FID ne { def } { pop pop } ifelse \n\
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} forall \n\
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/Encoding ISOLatin1Encoding def \n\
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currentdict end \n\
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/HItalicISO exch definefont pop \n\
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%% \n\
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%% Ideally, before we can draw a line of text, we need to collect all the\n\
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%% words that will be on it, just as I do in my Beest HTML viewer, as well\n\
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%% as character attributes for each word. But for now, this implementation \n\
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%% does not bother. It determines the maximize ascent and descent after\n\
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%% drawing the text, not before. XX\n\
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%% \n\
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%% ----------- Functions ------------\n\
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/updateFont { \n\
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/f0 null def \n\
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(Times) fontFamily eq (Times New Roman) fontFamily eq or { bold { \n\
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italic { /TBoldItalicISO } { /TBoldISO } ifelse \n\
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} { \n\
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italic { /TItalicISO } { /TRomanISO } ifelse \n\
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} \n\
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ifelse \n\
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} if (Helvetica) fontFamily eq (Arial) fontFamily eq or { bold { \n\
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italic { /HBoldItalicISO } { /HBoldISO } ifelse \n\
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} { \n\
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italic { /HItalicISO } { /HRomanISO } ifelse \n\
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} \n\
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ifelse \n\
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} if (Courier) fontFamily eq (Courier New) fontFamily eq or { bold { \n\
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italic { /CBoldItalicISO } { /CBoldISO } ifelse \n\
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} { \n\
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italic { /CItalicISO } { /CRomanISO } ifelse \n\
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} \n\
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ifelse \n\
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} if (Symbol) fontFamily eq { bold { \n\
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italic { /SBoldItalicISO } { /SBoldISO } ifelse \n\
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} { \n\
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italic { /SItalicISO } { /SRomanISO } ifelse \n\
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} \n\
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ifelse \n\
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} if findfont /f0 exch def \n\
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/bboxBottom f0 /FontBBox get 1 get 1000 div fontSize mul -1 mul def \n\
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/bboxTop f0 /FontBBox get 3 get 1000 div fontSize mul def \n\
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f0 fontSize scalefont setfont \n\
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lineAscent bboxTop lt { /lineAscent bboxTop def } if \n\
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lineDescent bboxBottom lt { /lineDescent bboxBottom def } if \n\
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/fontAscent bboxTop def \n\
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/fontDescent bboxBottom def \n\
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} def\n\
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/FS { \n\
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/fontSize exch def updateFont \n\
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} def \n\
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/F { \n\
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/fontFamily exch def updateFont \n\
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} def \n\
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/resetX { \n\
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/x leftMargin def\n\
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} def \n\
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/resetY { \n\
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/y pageHeight topMargin sub def \n\
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} def \n\
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/BR { \n\
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/oldx x def \n\
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/y y lineAscent lineDescent add sub def \n\
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resetX \n\
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y bottomMargin lt { \n\
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showpage \n\
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/didShowPage true \n\
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resetY \n\
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} if \n\
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oldx 0 eq didBR and { /didParSkip true def } if \n\
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/didBR true def \n\
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% /lineAscent 0 def \n\
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% /lineDescent 0 def \n\
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} def \n\
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/P { \n\
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didParSkip not { BR } if \n\
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didParSkip not { BR } if \n\
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} \n\
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def \n\
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/acharpath { \n\
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/acstr exch def pop /acsp exch def newpath str { /ch exch def 1 string 0 ch put false charpath acsp 0 rmoveto } forall} def \n\
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/A { \n\
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/str exch def \n\
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/w str stringwidth pop \n\
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str length intercharSpace mul add \n\
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def \n\
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x w add rightLimit ge { BR } if \n\
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x y moveto \n\
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outline { \n\
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shadow { \n\
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1 -0.1 0 { \n\
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/offset exch def \n\
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offset setgray \n\
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x offset 3 mul add y offset 3 mul sub moveto intercharSpace 0 str acharpath \n\
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%% str false charpath \n\
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fontSize 30 div setlinewidth stroke \n\
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} for \n\
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0 setgray \n\
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} { \n\
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intercharSpace 0 str acharpath \n\
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%% str false charpath \n\
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fontSize 30 div setlinewidth stroke \n\
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} ifelse \n\
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} { \n\
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shadow { \n\
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1 -0.1 0 { \n\
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/offset exch def \n\
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offset setgray \n\
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x offset 3 mul add y offset 3 mul sub moveto intercharSpace 0 str ashow \n\
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%% str show \n\
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} for \n\
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0 setgray } { \n\
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intercharSpace 0 str ashow \n\
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%% str show \n\
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} ifelse \n\
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} ifelse \n\
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strike { \n\
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newpath fontSize 20 div setlinewidth \n\
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x y fontAscent 0.32 mul add dup /y2 exch def moveto \n\
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x w add y2 lineto stroke \n\
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} if \n\
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underline { \n\
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newpath fontSize 20 div setlinewidth \n\
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x y fontAscent 0.2 mul sub dup /y2 exch def moveto \n\
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x w add y2 lineto stroke \n\
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} if \n\
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overline { \n\
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%% I don't think RTF supports this, but it can be used later. \n\
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newpath fontSize 20 div setlinewidth \n\
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x y fontAscent 1.2 mul add dup /y2 exch def moveto \n\
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x w add y2 lineto stroke \n\
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} if \n\
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/x x w add def \n\
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/didBR false def \n\
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/didShowPage false def \n\
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} def \n\
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\n\
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%% These are only binary for now \n\
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/X1 { /intercharSpace exch def } def\n\
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/X0 { /intercharSpace 0 def } def\n\
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/O1 { /outline false def } def\n\
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/O0 { /outline false def } def\n\
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/H1 { /shadow true def } def\n\
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/H0 { /shadow false def } def\n\
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/S1 { /strike true def } def\n\
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/S0 { /strike false def } def\n\
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/B1 { /bold true def updateFont } def\n\
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/B0 { /bold false def updateFont } def\n\
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/I1 { /italic true def updateFont } def\n\
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/I0 { /italic false def updateFont } def\n\
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/U1 { /underline true def } def\n\
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/U0 { /underline false def } def\n\
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updateFont \n\
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resetX resetY \n\
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\n\
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"
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/*========================================================================
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* Name: ps_init
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* Purpose: Generates an OutputPersonality object for the PostScript(TM)
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* format.
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* Args: None.
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* Returns: OutputPersonality.
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*=======================================================================*/
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OutputPersonality *
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ps_init (void)
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{
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OutputPersonality* op;
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op = op_create();
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op->comment_begin = "%% ";
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op->comment_end = "\n";
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op->word_begin = "(";
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op->word_end = ")A ";
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op->document_begin = PS_START;
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op->document_end = PS_END;
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op->header_begin = "%% header begin\n";
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op->header_end = "%% header end\n";
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op->document_title_begin = "%%%%Title: ";
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op->document_title_end = "\n";
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op->document_author_begin = "%%%%Creator: ";
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op->document_author_end = "\n";
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op->document_changedate_begin = "%% CHANGED: ";
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op->document_changedate_end = "\n";
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op->body_begin = "\n\n%% ---------- Document Body ------------\n";
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op->body_end = "\n";
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op->paragraph_begin = "P ";
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op->paragraph_end = "\n";
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op->center_begin = "";
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op->center_end = "";
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op->justify_begin = "";
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op->justify_end = "";
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op->align_left_begin = "";
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op->align_left_end = "";
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op->align_right_begin = "";
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op->align_right_end = "";
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op->forced_space = " ";
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op->line_break = "BR\n";
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op->page_break = "\n";
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op->hyperlink_begin = "U1(";
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op->hyperlink_end = ")A U0 ";
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op->imagelink_begin = "";
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op->imagelink_end = "";
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op->table_begin = "\n% TABLE BEGINS (not implemented)\nP\n(TABLE)A BR\n";
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op->table_end = "\n% TABLE ENDS (not implemented)\nP\n";
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op->table_row_begin = "( )A ";
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op->table_row_end = "( |)A BR\n";
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op->table_cell_begin = "( | )A ";
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op->table_cell_end = "";
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/* Character attributes */
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op->font_begin = "(%s) F ";
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op->font_end = "";
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op->fontsize_begin = "%s FS ";
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op->fontsize_end = "";
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op->smaller_begin = "";
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op->smaller_end = "";
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op->bigger_begin = "";
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op->bigger_end = "";
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op->foreground_begin = "";
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op->foreground_end = "";
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op->background_begin = "";
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op->background_end = "";
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op->bold_begin = "B1 ";
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op->bold_end = "B0 ";
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op->italic_begin = "I1 ";
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op->italic_end = "I0 ";
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op->underline_begin = "U1 ";
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op->underline_end = "U0 ";
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op->dbl_underline_begin = "U1 ";
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op->dbl_underline_end = "U0 ";
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op->superscript_begin = "";
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op->superscript_end = "";
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op->subscript_begin = "";
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op->subscript_end = "";
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op->strikethru_begin = "S1 ";
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op->strikethru_end = "S0 ";
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op->dbl_strikethru_begin = "S1 ";
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op->dbl_strikethru_end = "S0 ";
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op->emboss_begin="";
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op->emboss_end = "";
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op->engrave_begin = "";
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op->engrave_end = "";
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op->shadow_begin= "H1 ";
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op->shadow_end= "H0 ";
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op->outline_begin= "O1 ";
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op->outline_end= "O0 ";
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op->expand_begin = "%s X1 ";
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op->expand_end = "X0 ";
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op->simulate_small_caps = TRUE;
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|
op->simulate_all_caps = TRUE;
|
|
op->simulate_word_underline = TRUE;
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|
op->ascii_translation_table = ascii;
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|
op->ansi_translation_table = ansi;
|
|
op->ansi_first_char = 0x80;
|
|
op->ansi_last_char = 0xff;
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op->cp437_translation_table = cp437;
|
|
op->cp437_first_char = 0x80;
|
|
op->cp437_last_char = 0x80;
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|
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op->cp850_translation_table = cp850;
|
|
op->cp850_first_char = 0x80;
|
|
op->cp850_last_char = 0x80;
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op->mac_translation_table = mac;
|
|
op->mac_first_char = 0x80;
|
|
op->mac_last_char = 0x80;
|
|
|
|
op->chars.right_quote = "'";
|
|
op->chars.left_quote = "`";
|
|
op->chars.right_dbl_quote = "''";
|
|
op->chars.left_dbl_quote = "``";
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|
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|
return op;
|
|
}
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