diff options
Diffstat (limited to 'src/devices')
| -rw-r--r-- | src/devices/grodvi/Makefile.sub | 2 | ||||
| -rw-r--r-- | src/devices/grohtml/Makefile.sub | 2 | ||||
| -rw-r--r-- | src/devices/grohtml/html-text.cpp | 9 | ||||
| -rw-r--r-- | src/devices/grohtml/post-html.cpp | 13 | ||||
| -rw-r--r-- | src/devices/grolbp/Makefile.sub | 2 | ||||
| -rw-r--r-- | src/devices/grolj4/Makefile.sub | 2 | ||||
| -rw-r--r-- | src/devices/gropdf/Makefile.sub | 54 | ||||
| -rw-r--r-- | src/devices/gropdf/TODO | 31 | ||||
| -rw-r--r-- | src/devices/gropdf/gropdf.man | 1064 | ||||
| -rw-r--r-- | src/devices/gropdf/gropdf.pl | 3019 | ||||
| -rw-r--r-- | src/devices/grops/Makefile.sub | 2 | ||||
| -rw-r--r-- | src/devices/grops/grops.man | 4 | ||||
| -rw-r--r-- | src/devices/grotty/tty.cpp | 15 |
13 files changed, 35 insertions, 4184 deletions
diff --git a/src/devices/grodvi/Makefile.sub b/src/devices/grodvi/Makefile.sub index a939dbf0..16dc24ce 100644 --- a/src/devices/grodvi/Makefile.sub +++ b/src/devices/grodvi/Makefile.sub @@ -1,6 +1,6 @@ PROG=grodvi$(EXEEXT) MAN1=grodvi.n -XLIBS=$(LIBDRIVER) $(LIBGROFF) $(LIBGNU) +XLIBS=$(LIBDRIVER) $(LIBGROFF) MLIB=$(LIBM) OBJS=dvi.$(OBJEXT) CCSRCS=$(srcdir)/dvi.cpp diff --git a/src/devices/grohtml/Makefile.sub b/src/devices/grohtml/Makefile.sub index 48203b42..ad673cf5 100644 --- a/src/devices/grohtml/Makefile.sub +++ b/src/devices/grohtml/Makefile.sub @@ -1,6 +1,6 @@ PROG=post-grohtml$(EXEEXT) MAN1=grohtml.n -XLIBS=$(LIBDRIVER) $(LIBGROFF) $(LIBGNU) +XLIBS=$(LIBDRIVER) $(LIBGROFF) MLIB=$(LIBM) OBJS=\ post-html.$(OBJEXT) \ diff --git a/src/devices/grohtml/html-text.cpp b/src/devices/grohtml/html-text.cpp index 1b27ab3a..cae579b6 100644 --- a/src/devices/grohtml/html-text.cpp +++ b/src/devices/grohtml/html-text.cpp @@ -1,5 +1,5 @@ // -*- C++ -*- -/* Copyright (C) 2000-2005, 2007, 2009, 2011 +/* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009 * Free Software Foundation, Inc. * * Gaius Mulley (gaius@glam.ac.uk) wrote html-text.cpp @@ -873,8 +873,9 @@ void html_text::emit_space (void) void html_text::remove_def (tag_definition *t) { - tag_definition *p = stackptr; - tag_definition *l = 0; + tag_definition *p = stackptr; + tag_definition *l = 0; + tag_definition *q = 0; while ((p != 0) && (p != t)) { l = p; @@ -885,10 +886,12 @@ void html_text::remove_def (tag_definition *t) stackptr = stackptr->next; if (stackptr == NULL) lastptr = NULL; + q = stackptr; } else if (l == 0) { error("stack list pointers are wrong"); } else { l->next = p->next; + q = p->next; if (l->next == NULL) lastptr = l; } diff --git a/src/devices/grohtml/post-html.cpp b/src/devices/grohtml/post-html.cpp index f4656a0d..a6acc691 100644 --- a/src/devices/grohtml/post-html.cpp +++ b/src/devices/grohtml/post-html.cpp @@ -1,5 +1,6 @@ // -*- C++ -*- -/* Copyright (C) 2000-2007, 2009-2011 +/* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, + * 2010 * Free Software Foundation, Inc. * * Gaius Mulley (gaius@glam.ac.uk) wrote post-html.cpp @@ -3613,7 +3614,9 @@ void html_printer::lookahead_for_tables (void) text_glob *start_of_table = NULL; text_glob *last = NULL; colType type_of_col = none; + int left = 0; int found_col = FALSE; + int seen_text = FALSE; int ncol = 0; int colmin = 0; // pacify compiler int colmax = 0; // pacify compiler @@ -3643,7 +3646,9 @@ void html_printer::lookahead_for_tables (void) } start_of_line = g; + seen_text = FALSE; ncol = 0; + left = next_horiz_pos(g, nf); if (found_col) last = g; found_col = FALSE; @@ -3708,10 +3713,14 @@ void html_printer::lookahead_for_tables (void) } else if (! g->is_a_tag()) update_min_max(type_of_col, &colmin, &colmax, g); + if ((! g->is_a_tag()) || g->is_tab()) + seen_text = TRUE; + if ((g->is_col() || g->is_tab() || g->is_tab0()) && (start_of_line != NULL) && (start_of_table == NULL)) { start_of_table = insert_tab_ts(start_of_line); start_of_line = NULL; + seen_text = FALSE; } else if (g->is_ce() && (start_of_table != NULL)) { add_table_end("*** CE ***"); start_of_table->remember_table(tbl); @@ -3773,7 +3782,9 @@ void html_printer::lookahead_for_tables (void) nf = calc_nf(g, nf); } while ((g != NULL) && (g->is_br() || (nf && g->is_eol()))); start_of_line = g; + seen_text = FALSE; ncol = 0; + left = next_horiz_pos(g, nf); if (found_col) last = g; found_col = FALSE; diff --git a/src/devices/grolbp/Makefile.sub b/src/devices/grolbp/Makefile.sub index c9aef240..a2372933 100644 --- a/src/devices/grolbp/Makefile.sub +++ b/src/devices/grolbp/Makefile.sub @@ -1,6 +1,6 @@ PROG=grolbp$(EXEEXT) MAN1=grolbp.n -XLIBS=$(LIBDRIVER) $(LIBGROFF) $(LIBGNU) +XLIBS=$(LIBDRIVER) $(LIBGROFF) MLIB=$(LIBM) OBJS=lbp.$(OBJEXT) CCSRCS=$(srcdir)/lbp.cpp diff --git a/src/devices/grolj4/Makefile.sub b/src/devices/grolj4/Makefile.sub index 9d1d2bba..1216a49a 100644 --- a/src/devices/grolj4/Makefile.sub +++ b/src/devices/grolj4/Makefile.sub @@ -1,7 +1,7 @@ PROG=grolj4$(EXEEXT) MAN1=grolj4.n MAN5=lj4_font.n -XLIBS=$(LIBDRIVER) $(LIBGROFF) $(LIBGNU) +XLIBS=$(LIBDRIVER) $(LIBGROFF) MLIB=$(LIBM) OBJS=lj4.$(OBJEXT) CCSRCS=$(srcdir)/lj4.cpp diff --git a/src/devices/gropdf/Makefile.sub b/src/devices/gropdf/Makefile.sub deleted file mode 100644 index c876c925..00000000 --- a/src/devices/gropdf/Makefile.sub +++ /dev/null @@ -1,54 +0,0 @@ -# Copyright (C) 2011 Free Software Foundation, Inc. -# Written by Deri James <deri@chuzzlewit.demon.co.uk> -# -# This file is part of groff. -# -# groff is free software; you can redistribute it and/or modify it under -# the terms of the GNU General Public License as published by the Free -# Software Foundation, either version 3 of the License, or -# (at your option) any later version. -# -# groff is distributed in the hope that it will be useful, but WITHOUT ANY -# WARRANTY; without even the implied warranty of MERCHANTABILITY or -# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -# for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. - -MAN1=\ - gropdf.n - -CMDFILES=\ - gropdf - -MOSTLYCLEANADD=\ - gropdf \ - $(MAN1) - -# Some `makes' don't predefine RM... -RM=rm -f - - -all: gropdf - - -gropdf: gropdf.pl $(SH_DEPS_SED_SCRIPT) - $(RM) $@ - sed -f $(SH_DEPS_SED_SCRIPT) \ - -e "s|@VERSION@|$(version)$(revision)|" \ - -e "s|@PERLPATH@|$(PERLPATH)|" \ - -e "s|@GROFF_FONT_DIR@|$(fontdir)|" $(srcdir)/gropdf.pl >$@ - chmod +x $@ - -install_data: - -test -d $(DESTDIR)$(bindir) || $(mkinstalldirs) $(DESTDIR)$(bindir) - for f in $(CMDFILES); do \ - $(RM) $(DESTDIR)$(bindir)/$$f; \ - $(INSTALL_SCRIPT) $$f $(DESTDIR)$(bindir)/$$f; \ - done - -uninstall_sub: - for f in $(CMDFILES); do \ - $(RM) $(DESTDIR)$(bindir)/$$f; \ - done diff --git a/src/devices/gropdf/TODO b/src/devices/gropdf/TODO deleted file mode 100644 index 4d6fca18..00000000 --- a/src/devices/gropdf/TODO +++ /dev/null @@ -1,31 +0,0 @@ -pspic.tmac ----------- - -Equiv for gropdf is pdfpic (which is dependant on a program -pdfbb (to extract MediaBox (etc.) from the pdf) which is not written yet! -Meanwhile you could use \X'pdf: pdfpic filename -L|R|C wid (hgt) (linelen)' -(-R and -C require a linelen) Wid or hgt may be zero (in which case the same -scaling as the other axis is used). The disadvantage of this call (over -pdfpic macro) is that it is transparent to groff, after placing the image -the current X/Y position remains what it was, so you need to do your own -'motion control' (like a .sp) to "step over" the image you just placed. - -psfig.tmac ----------- - -No equiv for gropdf. - -psatk.tmac ----------- - -No equiv for gropdf. - --I : search -I directory for included files - --w : set line width - -Another \X : \X'ps: exec 0 setlinejoin'\X'ps: exec 0 setlinecap' for mom - -Cater for fonts with >255 glyphs (currently accessing a glyph above 255 -(i.e. \N[260]) causes a fail). This will be fixed when font subsetting is -implemented. diff --git a/src/devices/gropdf/gropdf.man b/src/devices/gropdf/gropdf.man deleted file mode 100644 index a26a314b..00000000 --- a/src/devices/gropdf/gropdf.man +++ /dev/null @@ -1,1064 +0,0 @@ -.ig -Copyright (C) 2011 - Free Software Foundation, Inc. - -Permission is granted to make and distribute verbatim copies of -this manual provided the copyright notice and this permission notice -are preserved on all copies. - -Permission is granted to copy and distribute modified versions of this -manual under the conditions for verbatim copying, provided that the -entire resulting derived work is distributed under the terms of a -permission notice identical to this one. - -Permission is granted to copy and distribute translations of this -manual into another language, under the above conditions for modified -versions, except that this permission notice may be included in -translations approved by the Free Software Foundation instead of in -the original English. -.. -. -. -.\" Like TP, but if specified indent is more than half -.\" the current line-length - indent, use the default indent. -.de Tp -. ie \\n(.$=0:((0\\$1)*2u>(\\n(.lu-\\n(.iu)) .TP -. el .TP "\\$1" -.. -. -.de FT -. if '\\*(.T'ps' .ft \\$1 -. if '\\*(.T'pdf' .ft \\$1 -.. -. -. -.TH GROPDF @MAN1EXT@ "@MDATE@" "Groff Version @VERSION@" -. -. -.SH NAME -. -gropdf \- PDF driver for groff -. -. -.SH SYNOPSIS -. -.SY gropdf -.OP \-delv -.OP \-F dir -\#.OP \-I dir -.OP \-p papersize -\#.OP \-w n -.OP \-y foundry -.RI [ files -.IR .\|.\|. ] -.YS -. -.LP -It is possible to have whitespace between a command line option and its -parameter. -. -. -.SH DESCRIPTION -. -.B gropdf -translates the output of GNU -.B troff -to PDF. -. -Normally -.B gropdf -should be invoked by using the groff command -with a -.B \-Tpdf -option. -. -If no files are given, -.B gropdf -reads the standard input. -. -A filename of -.B \- -also causes -.B gropdf -to read the standard input. -. -PDF output is written to the standard output. -. -When -.B gropdf -is run by -.B groff -options can be passed to -.B gropdf -using -.BR groff 's -.B \-P -option. -. -.LP -See section -.B FONT INSTALLATION -below for a guide how to install fonts for -.BR gropdf . -. -. -.SH OPTIONS -. -.TP -.B \-d -Include debug information as comments within the PDF. -Also produces an uncompressed PDF. -. -.TP -.B \-e -Force all fonts to be embedded in the PDF. -. -.TP -.BI \-F dir -Prepend directory -.IB dir /dev name -to the search path for font, and device description files; -.I name -is the name of the device, usually -.BR pdf . -. -.\" .TP -.\" .BI \-I dir -.\" This option may be used to add a directory to the search path for -.\" files on the command line and files named in -.\" .B \[rs]X'ps: import' -.\" and -.\" .B \[rs]X'ps: file' -.\" escapes. -.\" . -.\" The search path is initialized with the current directory. -.\" . -.\" This option may be specified more than once; the directories are then -.\" searched in the order specified (but before the current directory). -.\" . -.\" If you want to make the current directory be read before other directories, -.\" add -.\" .B \-I.\& -.\" at the appropriate place. -.\" . -.\" .IP -.\" No directory search is performed for files with an absolute file name. -.\" . -.\" .TP -. -.TP -.B \-l -Print the document in landscape format. -. -.TP -.BI \-p paper-size -Set physical dimension of output medium. -. -This overrides the -.BR papersize , -.BR paperlength , -and -.B paperwidth -commands in the -.B DESC -file; it accepts the same arguments as the -.B papersize -command. -. -See -.B groff_font (@MAN5EXT@) -for details. -. -.\" .TP -.\" .BI \-w n -.\" Lines should be drawn using a thickness of -.\" .IR n \~\c -.\" thousandths of an em. -.\" . -.\" If this option is not given, the line thickness defaults to 0.04\~em. -.\" . -. -.TP -.B \-v -Print the version number. -. -.TP -.BI \-y foundry -Set the foundry to use for selecting fonts of the same name. -. -.TP -.B \-e -Forces gropdf to embed ALL fonts (even the 14 base PDF fonts). -. -. -.SH USAGE -. -The input to -.B gropdf -must be in the format output by -.BR @g@troff (@MAN1EXT@). -. -This is described in -.BR groff_out (@MAN5EXT@). -. -.LP -In addition, the device and font description files for the device used -must meet certain requirements: -. -The resolution must be an integer multiple of\~72 times the -.BR sizescale . -. -The -.B pdf -device uses a resolution of 72000 and a sizescale of 1000. -. -.LP -The device description file must contain a valid paper size; see -.BR groff_font (@MAN5EXT@) -for more information. -. -.B gropdf -uses the same Type\~1 Adobe postscript fonts as the -.B grops -device driver. -. -Although the PDF Standard allows the use of other font types (like TrueType) -this implementation only accepts the Type\~1 postscript font. -. -Fewer Type\~1 fonts are supported natively in PDF documents than -the standard 35 fonts supported by -.B grops -and all postscript printers, but all the fonts are available since any -which aren't supported natively are automatically embedded in the PDF. -. -.LP -.B gropdf -supports the concept of foundries, that is different versions of basically -the same font. -. -During install a -.B Foundry -file controls where fonts are found and builds -.B groff -fonts from the files it discovers on your system. -. -.LP -Each font description file must contain a command -. -.IP -.BI internalname\ psname -. -.LP -which says that the PostScript name of the font is -.IR psname . -. -Lines starting with -.B # -and blank lines are ignored. -. -The code for each character given in the font file must correspond -to the code in the default encoding for the font. -. -This code can be used with the -.B \[rs]N -escape sequence in -.B troff -to select the character, -even if the character does not have a groff name. -. -Every character in the font file must exist in the PostScript font, and -the widths given in the font file must match the widths used -in the PostScript font. -. -.LP -Note that -.B gropdf -is currently only able to display the first 256 glyphs in any font. -This restriction will be lifted in a later version. -. -.\" .LP -.\" Note that -.\" .B grops -.\" is able to display all glyphs in a PostScript font, not only 256. -.\" .I enc_file -.\" (or the default encoding if no encoding file specified) just defines the -.\" order of glyphs for the first 256 characters; all other glyphs are -.\" accessed with additional encoding vectors which -.\" .B grops -.\" produces on the fly. -. -.LP -.B gropdf -can automatically include the downloadable fonts necessary -to print the document. -. -Fonts may be in PFA or PFB format. -.LP -. -Any downloadable fonts which should, when required, be included by -.B gropdf -must be listed in the file -.BR @FONTDIR@/devpdf/download ; -this should consist of lines of the form -. -.IP -.I -foundry font filename -. -.LP -where -.I foundry -is the foundry name or blank for the default foundry. -. -.I font -is the PostScript name of the font, -and -.I filename -is the name of the file containing the font; -lines beginning with -.B # -and blank lines are ignored; -fields must be separated by tabs; -.I filename -is searched for using the same mechanism that is used -for groff font metric files. -. -The -.B download -file itself is also searched for using this mechanism; -currently, only the first found file in the font path is used. -. -Foundry names are usually a single character (such as `U' for the URW -Foundry) or blank for the default foundry. -. -This default uses the same fonts as -.B ghostscript -uses when it embeds fonts in a PDF file. -. -.LP -In the default setup there are styles called -.BR R , -.BR I , -.BR B , -and -.B BI -mounted at font positions 1 to\~4. -. -The fonts are grouped into families -.BR A , -.BR BM , -.BR C , -.BR H , -.BR HN , -.BR N , -.BR P , -and\~\c -.B T -having members in each of these styles: -. -.RS -.TP -.B AR -.FT AR -AvantGarde-Book -.FT -. -.TQ -.B AI -.FT AI -AvantGarde-BookOblique -.FT -. -.TQ -.B AB -.FT AB -AvantGarde-Demi -.FT -. -.TQ -.B ABI -.FT ABI -AvantGarde-DemiOblique -.FT -. -.TQ -.B BMR -.FT BMR -Bookman-Light -.FT -. -.TQ -.B BMI -.FT BMI -Bookman-LightItalic -.FT -. -.TQ -.B BMB -.FT BMB -Bookman-Demi -.FT -. -.TQ -.B BMBI -.FT BMBI -Bookman-DemiItalic -.FT -. -.TQ -.B CR -.FT CR -Courier -.FT -. -.TQ -.B CI -.FT CI -Courier-Oblique -.FT -. -.TQ -.B CB -.FT CB -Courier-Bold -.FT -. -.TQ -.B CBI -.FT CBI -Courier-BoldOblique -.FT -. -.TQ -.B HR -.FT HR -Helvetica -.FT -. -.TQ -.B HI -.FT HI -Helvetica-Oblique -.FT -. -.TQ -.B HB -.FT HB -Helvetica-Bold -.FT -. -.TQ -.B HBI -.FT HBI -Helvetica-BoldOblique -.FT -. -.TQ -.B HNR -.FT HNR -Helvetica-Narrow -.FT -. -.TQ -.B HNI -.FT HNI -Helvetica-Narrow-Oblique -.FT -. -.TQ -.B HNB -.FT HNB -Helvetica-Narrow-Bold -.FT -. -.TQ -.B HNBI -.FT HNBI -Helvetica-Narrow-BoldOblique -.FT -. -.TQ -.B NR -.FT NR -NewCenturySchlbk-Roman -.FT -. -.TQ -.B NI -.FT NI -NewCenturySchlbk-Italic -.FT -. -.TQ -.B NB -.FT NB -NewCenturySchlbk-Bold -.FT -. -.TQ -.B NBI -.FT NBI -NewCenturySchlbk-BoldItalic -.FT -. -.TQ -.B PR -.FT PR -Palatino-Roman -.FT -. -.TQ -.B PI -.FT PI -Palatino-Italic -.FT -. -.TQ -.B PB -.FT PB -Palatino-Bold -.FT -. -.TQ -.B PBI -.FT PBI -Palatino-BoldItalic -.FT -. -.TQ -.B TR -.FT TR -Times-Roman -.FT -. -.TQ -.B TI -.FT TI -Times-Italic -.FT -. -.TQ -.B TB -.FT TB -Times-Bold -.FT -. -.TQ -.B TBI -.FT TBI -Times-BoldItalic -.FT -.RE -. -.LP -There is also the following font which is not a member of a family: -. -.RS -.TP -.B ZCMI -.FT ZCMI -ZapfChancery-MediumItalic -.FT -.RE -. -.LP -There are also some special fonts called -.B S -for the PS Symbol font. The lower case greek characters are automatically -slanted (to match the SymbolSlanted font (SS) available to postscript). -. -Zapf Dingbats is available as -.BR ZD , -the "hand pointing left" glyph (\[rs]lh) is available since it -has been defined using the \[rs]X'pdf: xrev' extension which reverses the -direction of letters within words. -. -.LP -The default color for -.B \[rs]m -and -.B \[rs]M -is black; for colors defined in the `rgb' color space -.B setrgbcolor -is used, for `cmy' and `cmyk' -.BR setcmykcolor , -and for `gray' -.BR setgray . -. -Note that -.B setcmykcolor -is a PostScript LanguageLevel\~2 command and thus not available on some -older printers. -. -.LP -.B gropdf -understands some of the X\~commands produced using the -.B \[rs]X -escape sequences supported by -.B grops. -Specifically it supports:- -. -.TP -.B "\[rs]X'ps: invis'" -Suppress output. -. -.TP -.B "\[rs]X'ps: endinvis'" -Stop suppressing output. -. -.TP -.B "\[rs]X'ps: exec gsave currentpoint 2 copy translate \fIn\fP rotate neg exch neg exch translate'" -where -.I n -is the angle of rotation. -This is to support the -.I align -command in -.BR gpic . -. -.TP -.B "\[rs]X'ps: exec grestore'" -Again used by -.B gpic -to restore after rotation. -. -.TP -.BI "\[rs]X'ps: ... pdfmark'" -All the -.I pdfmark -macros installed by using -.I -m pdfmark -or -.I -m mspdf -(see documentation in `pdfmark.pdf'). -A subset of these macros are installed automatically when you use -.B -Tpdf -so you should not need to use `-m pdfmark' for using most of the PDF -functionality. -. -.LP -All other -.B ps: -tags are silently ignored. -. -.LP -One -.B \[rs]X -special used by the DVI driver is also recognised: -. -.TP -.BI \[rs]X'papersize= paper-size ' -where the -.I paper-size -parameter is the same as the -.B papersize -command. -. -See -.BR groff_font (@MAN5EXT@) -for details. -This means that you can alter the page size at will within the PDF file -being created by -.BR gropdf . -. -If you do want to change the paper size, it must be done before you start -creating the page. -. -.LP -In addition, -.B gropdf -supports its own suite of -.B pdf: -tags. -. -The following tags are supported: -. -.TP -.BI "\[rs]X'pdf: pdfpic " "file alignment width height line-length" ' -Place an image of the specified -.I width -containing the PDF drawing from file -.I file -of desired -.I width -and -.I height -(if -.I height -is missing or zero then it is scaled proportionally). -. -If -.I alignment -is -.B \-L -the drawing is left aligned. -. -If it is -.B \-C -or -.B \-R -a -.I linelength -greater than the width of the drawing is required as well. -. -If -.I width -is specified as zero then the width is scaled in proportion to the height. -. -.\" .IP -.\" See -.\" .BR groff_tmac (@MAN5EXT@) -.\" for a description of the -.\" .B PSPIC -.\" macro which provides a convenient high-level interface for inclusion of -.\" PostScript graphics. -. -.TP -.B \[rs]X'pdf: xrev' -This toggles a flag which reverses the direction of printing -.IR "letter by letter" , -i.e., each separate letter is reversed, not the entire word. -. -This is useful for reversing the direction of glyphs in the Dingbats font. -. -To return to normal printing repeat the command again. -. -.TP -.BI "\[rs]X'pdf: markstart " "/ANN definition" ' -The macros which support PDF Bookmarks use this call internally to start the -definition of bookmark hotspot (user will have called -`.pdfhref\~L' with the text which will become the `hot spot' region). -. -Normally this is never used except from within the pdfmark macros. -. -.TP -.B \[rs]X'pdf: markend' -The macros which support PDF Bookmarks use this call internally to stop the -definition of bookmark hotspot (user will have called -`.pdfhref\~L' with the text which will become the `hot spot' region). -. -Normally this is never used except from within the pdfmark macros. -. -.TP -.B \[rs]X'pdf: marksuspend' -.TQ -.B \[rs]X'pdf: markrestart' -If you are using page traps to produce headings, footings, etc., you need to -use these in case a `hot spot' crosses a page boundary, otherwise any text -output by the heading or footing macro will be marked as part of the `hot -spot'. -. -To stop this happening just place -`.pdfmarksuspend' and `.pdfmarkrestart' at the start and end of the page trap macro, -respectively. -. -(These are just convenience macros which emit the \[rs]X code. -. -These macros must only be used within page traps.) -. -.SS Importing graphics -. -.B gropdf -only supports importing other PDF files as graphics. -. -But that PDF file may contain any of the graphic formats supported by the PDF -standard (such as JPEG, PNG, GIF, etc.). -. -So any application which outputs PDF can be used as an embedded file in -.BR gropdf . -. -The PDF file you wish to insert must be a single page and the drawing must -just fit inside the media size of the PDF file. -. -So, in -.BR inkscape (1) -or -.BR gimp (1) -(for example) make sure the canvas size just fits the image. -. -.LP -The PDF parser used in -.B gropdf -has not been rigorously tested with all possible applications which produce -PDFs. -. -If you find a single page PDF which fails to import properly, it is worth -running it through the -. -.BR pdftk (1) -program by issuing the command: -. -.RS -.LP -.B pdftk -.I oldfile.pdf -.B output -.I newfile.pdf -.RE -. -.LP -You may find that -.I newfile.pdf -will now load successfully. -. -.SS TrueType and other font formats -. -.B gropdf -does not support TrueType fonts natively within the PDF files it generates -(but does support any fonts if they are in an imported PDF). -. -However, TrueType fonts can be used with -.B gropdf -if converted first to -.B Type\~42 -format, a special PostScript wrapper equivalent to the PFA format mentioned -in -.BR \%pfbtops (@MAN1EXT@). -. -There are several different methods to generate a Type\~42 -wrapper and most of them involve the use of a PostScript -interpreter such as Ghostscript \[en] see -.BR gs (1). -. -.LP -Yet, the easiest method involves the use of the application -.BR ttftot42 (1). -. -This program uses -.BR freetype (3) -(version 1.3.1) to generate Type\~42 -font wrappers and well-formed AFM files that can be fed to the -.BR \%afmtodit (@MAN1EXT@) -script to create appropriate metric files. -. -The resulting font wrappers should be added to groff's -.B download -file. -. -.B ttftot42 -source code can be downloaded from -.UR ftp://\:www.giga.or.at/\:pub/\:nih/\:ttftot42/ -ftp://\:www.giga.or.at/\:pub/\:nih/\:ttftot42/ -.UE . -. -.LP -Another solution for creating Type\~42 wrappers is to use FontForge, -available from -.UR http://\:fontforge.sf.net -http://\:fontforge.sf.net -.UE . -. -This font editor can convert most outline font formats. -. -. -.SH FONT INSTALLATION -. -This section gives a summary of the above explanations; it can serve -as a step-by-step font installation guide for -.BR gropdf . -. -.ds BU \[bu]\ \ \" -.de LI -.IP "" 4 -\h'-\w'\*[BU]'u'\*[BU]\c -.. -.LI -Convert your font to something groff understands. -. -This is either a PostScript Type\~1 font in either PFA or PFB format or a -PostScript Type\~42 font, together with an AFM file. -. -.IP -The very first line in a PFA/PFB file contains this: -. -.RS -.IP -.B %!PS-AdobeFont-1.0: -.RE -. -.IP -A PFB file has this also in the first line, but the string is -preceded with some binary bytes. -. -.IP -The very first characters in a Type\~42 font file look like this: -. -.RS -.IP -.B %!PS-TrueTypeFont -.RE -. -.IP -This is a wrapper format for TrueType fonts. -. -Old PS printers might not support it (this is, they don't have a -built-in TrueType font interpreter). -. -.IP -For TrueType fonts, try -.B ttftot42 -or -.BR fontforge . -For all other font formats use -.B fontforge -which can convert most outline font formats. -. -.LI -Convert the AFM file to a groff font description file with the -.BR \%afmtodit (@MAN1EXT@) -program. -. -An example call is -. -.RS -.IP -afmtodit Foo-Bar-Bold.afm map/textmap FBB -.RE -. -.IP -which converts the metric file `Foo-Bar-Bold.afm' to the groff -font `FBB'. -. -If you have a font family which comes with normal, bold, italic, -and bold italic faces, it is recommended to use the letters -.BR R , -.BR B , -.BR I , -and -.BR BI , -respectively, as postfixes in the groff font names to make groff's -`.fam' request work. -. -An example is groff's built-in Times-Roman font: The font family name -is -.BR T , -and the groff font names are -.BR TR , -.BR TB , -.BR TI , -and -.BR TBI . -. -.LI -Install both the groff font description files and the fonts in a -`devpdf' subdirectory of the font path which groff finds. -. -See the -.B ENVIRONMENT -section in the -.BR troff (@MAN1EXT@) -man page which lists the actual value of the font path. -. -Note that groff doesn't use the AFM files (but it is a good idea to -store them anyway). -. -.LI -Register all fonts which must be downloaded to the printer in the -`devpdf/download' file. -. -Only the first occurrence of this file in the font path is read. -. -This means that you should copy the default `download' file to the -first directory in your font path and add your fonts there. -. -To continue the above example we assume that the PS font name for -Foo-Bar-Bold.pfa is `XY-Foo-Bar-Bold' (the PS font name is stored in the -.B internalname -field in the `FBB' file) and belongs to foundry `F', thus the following -line should be added to `download': -. -.RS -.IP -.B F XY-Foo-Bar-Bold Foo-Bar-Bold.pfa -. -.LP -Use a tab character to separate the fields, and the -`foundry' field should be null for the default foundry. -.RE -. -. -.SH ENVIRONMENT -. -.TP -.SM -.B GROFF_FONT_PATH -A list of directories in which to search for the -.BI dev name -directory in addition to the default ones. -. -If, in the `download' file, the -font file has been specified with a full path, no directories are searched. -. -See -.BR @g@troff (@MAN1EXT@) -and -.BR \%groff_font (@MAN5EXT@) -for more details. -. -. -.SH FILES -. -.Tp \w'\fB@FONTDIR@/devpdf/download'u+2n -.B @FONTDIR@/devpdf/DESC -Device description file. -. -.TP -.BI @FONTDIR@/devpdf/ F -Font description file for font\~\c -.IR F . -. -.TP -.BI @FONTDIR@/devpdf/ U-F -Font description file for font\~\c -.I F -(using foundry\~\c -.I U -rather than the default foundry). -. -.TP -.B @FONTDIR@/devpdf/download -List of downloadable fonts. -. -.TP -.B @FONTDIR@/devpdf/Foundry -A Perl script used during install to locate suitable fonts. -. -.TP -.B @FONTDIR@/devpdf/enc/text.enc -Encoding used for text fonts. -. -.TP -.B @MACRODIR@/pdf.tmac -Macros for use with -.BR gropdf ; -automatically loaded by -.BR troffrc . -. -.\" .TP -.\" .B @MACRODIR@/pspic.tmac -.\" Definition of -.\" .B PSPIC -.\" macro, -.\" automatically loaded by -.\" .BR ps.tmac . -.\" . -. -. -.SH "SEE ALSO" -. -.BR \%afmtodit (@MAN1EXT@), -.BR groff (@MAN1EXT@), -.BR grops (@MAN1EXT@), -.BR @g@troff (@MAN1EXT@), -.BR grops (@MAN1EXT@), -.BR \%pfbtops (@MAN1EXT@), -.BR \%groff_out (@MAN5EXT@), -.BR \%groff_font (@MAN5EXT@), -.BR \%groff_char (@MAN7EXT@), -.BR \%groff_tmac (@MAN5EXT@) -. -. -. -.\" Local Variables: -.\" mode: nroff -.\" End: diff --git a/src/devices/gropdf/gropdf.pl b/src/devices/gropdf/gropdf.pl deleted file mode 100644 index 31b92d0f..00000000 --- a/src/devices/gropdf/gropdf.pl +++ /dev/null @@ -1,3019 +0,0 @@ -#!@PERLPATH@ -w -# -# gropdf : PDF post processor for groff -# Deri James : 4th May 2009 -# - -# Copyright (C) 2011 Free Software Foundation, Inc. -# Written by Deri James <deri@chuzzlewit.demon.co.uk> -# -# This file is part of groff. -# -# groff is free software; you can redistribute it and/or modify it under -# the terms of the GNU General Public License as published by the Free -# Software Foundation, either version 3 of the License, or -# (at your option) any later version. -# -# groff is distributed in the hope that it will be useful, but WITHOUT ANY -# WARRANTY; without even the implied warranty of MERCHANTABILITY or -# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -# for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. - -use strict; -use Getopt::Long; -use Compress::Zlib; - -my %cfg; - -$cfg{GROFF_VERSION}='@VERSION@'; -$cfg{GROFF_FONT_PATH}='@GROFF_FONT_DIR@'; -binmode(STDOUT); - -my @obj; # Array of PDF objects -my $objct=0; # Count of Objects -my $fct=0; # Output count -my %fnt; # Used fonts -my $lct=0; # Input Line Count -my $src_name=''; -my %env; # Current environment -my %fontlst; # Fonts Loaded -my $rot=0; # Portrait -my %desc; # Contents of DESC -my %download; # Contents of downlopad file -my $pages; # Pointer to /Pages object -my $devnm='devpdf'; -my $cpage; # Pointer to current pages -my $cpageno=0; # Object no of current page -my $cat; # Pointer to catalogue -my $dests; # Pointer to Dests -my @mediabox=(0,0,595,842); -my @defaultmb=(0,0,595,842); -my $stream=''; # Current Text/Graphics stream -my $cftsz=10; # Current font sz -my $cft; # Current Font -my $lwidth=1; # current linewidth -my $textcol=''; # Current groff text -my $fillcol=''; # Current groff fill -my $curfill=''; # Current PDF fill -my $strkcol=''; -my $curstrk=''; -my @lin=(); # Array holding current line of text -my @ahead=(); # Buffer used to hol the next line -my $mode='g'; # Graphic (g) or Text (t) mode; -my $xpos=0; # Current X position -my $ypos=0; # Current Y position -my $tmxpos=0; -my $widtbl; # Pointer to width table for current font size -my $origwidtbl; # Pointer to width table -my $krntbl; # Pointer to kern table -my $matrix="1 0 0 1"; -my $whtsz; # Current width of a space -my $poschg=0; # V/H pending -my $fontchg=0; # font change pending -my $tnum=2; # flatness of B-Spline curve -my $tden=3; # flatness of B-Spline curve -my $linewidth=40; -my $w_flg=0; -my $nomove=0; -my $pendmv=0; -my $gotT=0; -my $suppress=0; # Suppress processing? -my %incfil; # Included Files -my @outlev=([0,undef,0,0]); # Structure pdfmark /OUT entries -my $curoutlev=\@outlev; -my $Foundry=''; -my $xrev=0; # Reverse x direction of font -my $matrixchg=0; -my $wt=-1; -my $thislev=1; -my $mark=undef; -my $suspendmark=undef; -my $n_flg=1; -my $pginsert=-1; # Growth point for kids array -my %pgnames; # 'names' of pages for switchtopage - -my %ppsz=( 'ledger'=>[1224,792], - 'legal'=>[612,1008], - 'letter'=>[612,792], - 'a0'=>[2384,3370], - 'a1'=>[1684,2384], - 'a2'=>[1191,1684], - 'a3'=>[842,1191], - 'a4'=>[595,842], - 'a5'=>[420,595], - 'a6'=>[297,420], - 'a7'=>[210,297], - 'a8'=>[148,210], - 'a9'=>[105,148], - 'a10'=>[73,105], - 'isob0'=>[2835,4008], - 'isob1'=>[2004,2835], - 'isob2'=>[1417,2004], - 'isob3'=>[1001,1417], - 'isob4'=>[709,1001], - 'isob5'=>[499,709], - 'isob6'=>[354,499], - 'c0'=>[2599,3677], - 'c1'=>[1837,2599], - 'c2'=>[1298,1837], - 'c3'=>[918,1298], - 'c4'=>[649,918], - 'c5'=>[459,649], - 'c6'=>[323,459] ); - - -my $fd; -my $frot; -my $fpsz; -my $embedall=0; -my $debug=0; -my $version=0; - -#Load_Config(); - -GetOptions("F=s" => \$fd, 'l' => \$frot, 'p=s' => \$fpsz, 'd!' => \$debug, 'v' => \$version, 'e' => \$embedall, 'y=s' => \$Foundry); - -if ($version) -{ - print "GNU gropdf (groff) version $cfg{GROFF_VERSION}\n"; - exit; -} - -# Search for 'font directory': paths in -f opt, shell var GROFF_FONT_PATH, default paths - -my $fontdir=$cfg{GROFF_FONT_PATH}; -$fontdir=$ENV{GROFF_FONT_PATH}.':'.$fontdir if exists($ENV{GROFF_FONT_PATH}); -$fontdir=$fd.':'.$fontdir if defined($fd); - -$rot=90 if $frot; -$matrix="0 1 -1 0" if $frot; - -LoadDownload(); -LoadDesc(); - -my $unitwidth=$desc{unitwidth}; -my $papersz=$desc{papersize}; -$papersz=$fpsz if $fpsz; - -$env{FontHT}=0; -$env{FontSlant}=0; -MakeMatrix(); - -if (substr($papersz,0,1) eq '/' and -r $papersz) -{ - if (open(P,"<$papersz")) - { - while (<P>) - { - chomp; - s/# .*//; - next if $_ eq ''; - $papersz=$_; - last - } - - close(P); - } -} - -if ($papersz=~m/([\d.]+)([cipP]),([\d.]+)([cipP])/) -{ - @defaultmb=@mediabox=(0,0,ToPoints($1,$2),ToPoints($3,$4)); -} -elsif (exists($ppsz{$papersz})) -{ - @defaultmb=@mediabox=(0,0,$ppsz{$papersz}->[0],$ppsz{$papersz}->[1]); -} - -my (@dt)=localtime(time); -my $dt=PDFDate(\@dt); - -my %info=('Creator' => "(groff version $cfg{GROFF_VERSION})", - 'Producer' => "(gropdf version $cfg{GROFF_VERSION})", - 'ModDate' => "($dt)", - 'CreationDate' => "($dt)"); -while (<>) -{ - chomp; - s/\r$//; - $lct++; - - do # The ahead buffer behaves like 'ungetc' - {{ - if (scalar(@ahead)) - { - $_=shift(@ahead); - } - - - my $cmd=substr($_,0,1); - next if $cmd eq '#'; # just a comment - my $lin=substr($_,1); - - while ($cmd eq 'w') - { - $cmd=substr($lin,0,1); - $lin=substr($lin,1); - $w_flg=1 if $gotT; - } - - $lin=~s/^\s+//; -# $lin=~s/\s#.*?$//; # remove comment - $stream.="\% $_\n" if $debug; - - do_x($lin),next if ($cmd eq 'x'); - next if $suppress; - do_p($lin),next if ($cmd eq 'p'); - do_f($lin),next if ($cmd eq 'f'); - do_s($lin),next if ($cmd eq 's'); - do_m($lin),next if ($cmd eq 'm'); - do_D($lin),next if ($cmd eq 'D'); - do_V($lin),next if ($cmd eq 'V'); - do_v($lin),next if ($cmd eq 'v'); - do_t($lin),next if ($cmd eq 't'); - do_C($lin),next if ($cmd eq 'C'); - do_c($lin),next if ($cmd eq 'c'); - do_N($lin),next if ($cmd eq 'N'); - do_h($lin),next if ($cmd eq 'h'); - do_H($lin),next if ($cmd eq 'H'); - do_n($lin),next if ($cmd eq 'n'); - - my $tmp=scalar(@ahead); - }} until scalar(@ahead) == 0; - -} - - -if ($cpageno > 0) -{ - PutObj($cpageno); - OutStream($cpageno+1); -} - - -PutOutlines(\@outlev); - -PutObj(1); - -my $info=BuildObj(++$objct,\%info); - -PutObj($objct); - -foreach my $o (3..$objct) -{ - PutObj($o) if (!exists($obj[$o]->{XREF})); -} - -#my $encrypt=BuildObj(++$objct,{'Filter' => '/Standard', 'V' => 1, 'R' => 2, 'P' => 252}); -#PutObj($objct); -PutObj(2); - -my $xrefct=$fct; - -$objct+=1; -print "xref\n0 $objct\n0000000000 65535 f \n"; - -foreach my $xr (@obj) -{ - next if !defined($xr); - printf("%010d 00000 n \n",$xr->{XREF}); -} - -print "trailer\n<<\n/Info $info\n/Root 1 0 R\n/Size $objct\n>>\nstartxref\n$fct\n\%\%EOF\n\% Pages=$pages->{Count}\n"; - - -sub MakeMatrix -{ - my $fontxrev=shift||0; - my @mat=($frot)?(0,1,-1,0):(1,0,0,1); - - if (!$frot) - { - if ($env{FontHT} != 0) - { - $mat[3]=sprintf('%.3f',$env{FontHT}/$cftsz); - } - - if ($env{FontSlant} != 0) - { - my $slant=$env{FontSlant}; - $slant*=$env{FontHT}/$cftsz if $env{FontHT} != 0; - my $ang=rad($slant); - - $mat[2]=sprintf('%.3f',sin($ang)/cos($ang)); - } - - if ($fontxrev) - { - $mat[0]=-$mat[0]; - } - } - - $matrix=join(' ',@mat); - $matrixchg=1; -} - -sub PutOutlines -{ - my $o=shift; - my $outlines; - - if ($#{$o} > 0) - { - # We've got Outlines to deal with - my $openct=$curoutlev->[0]->[2]; - - while ($thislev-- > 1) - { - my $nxtoutlev=$curoutlev->[0]->[1]; - $nxtoutlev->[0]->[2]+=$openct if $curoutlev->[0]->[3]==1; - $openct=0 if $nxtoutlev->[0]->[3]==-1; - $curoutlev=$nxtoutlev; - } - - $cat->{Outlines}=BuildObj(++$objct,{'Count' => abs($o->[0]->[0])+$o->[0]->[2]}); - $outlines=$obj[$objct]->{DATA}; - } - else - { - return; - } - - SetOutObj($o); - - $outlines->{First}=$o->[1]->[2]; - $outlines->{Last}=$o->[$#{$o}]->[2]; - - LinkOutObj($o,$cat->{Outlines}); -} - -sub SetOutObj -{ - my $o=shift; - - for my $j (1..$#{$o}) - { - my $ono=BuildObj(++$objct,$o->[$j]->[0]); - $o->[$j]->[2]=$ono; - - SetOutObj($o->[$j]->[1]) if $#{$o->[$j]->[1]} > -1; - } -} - -sub LinkOutObj -{ - my $o=shift; - my $parent=shift; - - for my $j (1..$#{$o}) - { - my $op=GetObj($o->[$j]->[2]); - - $op->{Next}=$o->[$j+1]->[2] if ($j < $#{$o}); - $op->{Prev}=$o->[$j-1]->[2] if ($j > 1); - $op->{Parent}=$parent; - - if ($#{$o->[$j]->[1]} > -1) - { - $op->{Count}=$o->[$j]->[1]->[0]->[2]*$o->[$j]->[1]->[0]->[3];# if exists($op->{Count}) and $op->{Count} > 0; - $op->{First}=$o->[$j]->[1]->[1]->[2]; - $op->{Last}=$o->[$j]->[1]->[$#{$o->[$j]->[1]}]->[2]; - LinkOutObj($o->[$j]->[1],$o->[$j]->[2]); - } - } -} - -sub GetObj -{ - my $ono=shift; - ($ono)=split(' ',$ono); - return($obj[$ono]->{DATA}); -} - - - -sub PDFDate -{ - my $dt=shift; - return(sprintf("D:%04d%02d%02d%02d%02d%02d% +02d'00'",$dt->[5]+1900,$dt->[4]+1,$dt->[3],$dt->[2],$dt->[1],$dt->[0],( localtime time() + 3600*( 12 - (gmtime)[2] ) )[2] - 12)); -} - -sub ToPoints -{ - my $num=shift; - my $unit=shift; - - if ($unit eq 'i') - { - return($num*72); - } - elsif ($unit eq 'c') - { - return int($num*72/2.54); - } - elsif ($unit eq 'm') # millimetres - { - return int($num*72/25.4); - } - elsif ($unit eq 'p') - { - return($num); - } - elsif ($unit eq 'P') - { - return($num*6); - } - else - { - Msg(1,"Unknown scaling factor '$unit'"); - } -} - -sub Load_Config -{ - open(CFG,"<gropdf_config") or die "Can't open config file: $!"; - - while (<CFG>) - { - chomp; - my ($key,$val)=split(/ ?= ?/); - - $cfg{$key}=$val; - } - - close(CFG); -} - -sub LoadDownload -{ - my $f; - - OpenFile(\$f,$fontdir,"download"); - Msg(1,"Failed to open 'download'") if !defined($f); - - while (<$f>) - { - chomp; - s/#.*$//; - next if $_ eq ''; - my ($foundry,$name,$file)=split(/\t+/); - if (substr($file,0,1) eq '*') - { - next if !$embedall; - $file=substr($file,1); - } - - $download{"$foundry $name"}=$file; - } - - close($f); -} - -sub OpenFile -{ - my $f=shift; - my $dirs=shift; - my $fnm=shift; - - if (substr($fnm,0,1) eq '/' or substr($fnm,1,1) eq ':') # dos - { - return if -r "$fnm" and open($$f,"<$fnm"); - } - - my (@dirs)=split(':',$dirs); - - foreach my $dir (@dirs) - { - last if -r "$dir/$devnm/$fnm" and open($$f,"<$dir/$devnm/$fnm"); - } -} - -sub LoadDesc -{ - my $f; - - OpenFile(\$f,$fontdir,"DESC"); - Msg(1,"Failed to open 'DESC'") if !defined($f); - - while (<$f>) - { - chomp; - s/#.*$//; - next if $_ eq ''; - my ($name,$prms)=split(' ',$_,2); - $desc{lc($name)}=$prms; - } - - close($f); -} - -sub rad { $_[0]*3.14159/180 } - -my $InPicRotate=0; - -sub do_x -{ - my $l=shift; - my ($xcmd,@xprm)=split(' ',$l); - $xcmd=substr($xcmd,0,1); - - if ($xcmd eq 'T') - { - Msg(0,"Expecting a pdf pipe (got $xprm[0])") if $xprm[0] ne substr($devnm,3); - } - elsif ($xcmd eq 'f') # Register Font - { - $xprm[1]="${Foundry}-$xprm[1]" if $Foundry ne ''; - LoadFont($xprm[0],$xprm[1]); - } - elsif ($xcmd eq 'F') # Source File (for errors) - { - $env{SourceFile}=$xprm[0]; - } - elsif ($xcmd eq 'H') # FontHT - { - $xprm[0]/=$unitwidth; - $xprm[0]=0 if $xprm[0] == $cftsz; - $env{FontHT}=$xprm[0]; - MakeMatrix(); - } - elsif ($xcmd eq 'S') # FontSlant - { - $env{FontSlant}=$xprm[0]; - MakeMatrix(); - } - elsif ($xcmd eq 'i') # Initialise - { - $objct++; - @defaultmb=@mediabox; - BuildObj($objct,{'Pages' => BuildObj($objct+1, - {'Kids' => [], - 'Count' => 0, - 'Type' => '/Pages', - 'Rotate' => $rot, - 'MediaBox' => \@defaultmb, - 'Resources' => - {'Font' => {}, - 'ProcSet' => ['/PDF', '/Text', '/ImageB', '/ImageC', '/ImageI']} - } - ), - 'Type' => '/Catalog'}); - - $cat=$obj[$objct]->{DATA}; - $objct++; - $pages=$obj[2]->{DATA}; - Put("%PDF-1.4\n\x25\xe2\xe3\xcf\xd3\n"); - } - elsif ($xcmd eq 'X') - { - # There could be extended args - do - {{ - LoadAhead(1); - if (substr($ahead[0],0,1) eq '+') - { - $l.="\n".substr($ahead[0],1); - shift(@ahead); - } - }} until $#ahead==0; - - ($xcmd,@xprm)=split(' ',$l); - $xcmd=substr($xcmd,0,1); - - if ($xprm[0]=~m/^(.+:)(.+)/) - { - splice(@xprm,1,0,$2); - $xprm[0]=$1; - } - - my $par=join(' ',@xprm[1..$#xprm]); - - if ($xprm[0] eq 'ps:') - { - if ($xprm[1] eq 'invis') - { - $suppress=1; - } - elsif ($xprm[1] eq 'endinvis') - { - $suppress=0; - } - elsif ($par=~m/exec gsave currentpoint 2 copy translate (.+) rotate neg exch neg exch translate/) - { - # This is added by gpic to rotate a single object - - my $theta=-rad($1); - - IsGraphic(); - my ($curangle,$hyp)=RtoP($xpos,GraphY($ypos)); - my ($x,$y)=PtoR($theta+$curangle,$hyp); - $stream.="q\n".sprintf("%.3f %.3f %.3f %.3f %.3f %.3f cm",cos($theta),sin($theta),-sin($theta),cos($theta),$xpos-$x,GraphY($ypos)-$y)."\n"; - $InPicRotate=1; - } - elsif ($par=~m/exec grestore/ and $InPicRotate) - { - IsGraphic(); - $stream.="Q\n"; - $InPicRotate=0; - } - elsif ($par=~m/\[(.+) pdfmark/) - { - my $pdfmark=$1; - $pdfmark=~s((\d{4,6}) u)(sprintf("%.1f",$1/$desc{sizescale}))eg; - - if ($pdfmark=~m/(.+) \/DOCINFO/) - { - my @xwds=split(' ',"<< $1 >>"); - my $docinfo=ParsePDFValue(\@xwds); - - foreach my $k (keys %{$docinfo}) - { - $info{$k}=$docinfo->{$k} if $k ne 'Producer'; - } - } - elsif ($pdfmark=~m/(.+) \/DOCVIEW/) - { - my @xwds=split(' ',"<< $1 >>"); - my $docview=ParsePDFValue(\@xwds); - - foreach my $k (keys %{$docview}) - { - $cat->{$k}=$docview->{$k} if !exists($cat->{$k}); - } - } - elsif ($pdfmark=~m/(.+) \/DEST/) - { - my @xwds=split(' ',"<< $1 >>"); - my $dest=ParsePDFValue(\@xwds); - foreach my $v (@{$dest->{View}}) - { - $v=GraphY(abs($v)) if substr($v,0,1) eq '-'; - } - unshift(@{$dest->{View}},"$cpageno 0 R"); - - if (!defined($dests)) - { - $cat->{Dests}=BuildObj(++$objct,{}); - $dests=$obj[$objct]->{DATA}; - } - - my $k=substr($dest->{Dest},1); - $dests->{$k}=$dest->{View}; - } - elsif ($pdfmark=~m/(.+) \/ANN/) - { - my $l=$1; - $l=~s/Color/C/; - $l=~s/Action/A/; - $l=~s/Title/T/; - $l=~s'/Subtype /URI'/S /URI'; - my @xwds=split(' ',"<< $l >>"); - my $annotno=BuildObj(++$objct,ParsePDFValue(\@xwds)); - my $annot=$obj[$objct]; - $annot->{DATA}->{Type}='/Annot'; - FixRect($annot->{DATA}->{Rect}); # Y origin to ll - push(@{$cpage->{Annots}},$annotno); - } - elsif ($pdfmark=~m/(.+) \/OUT/) - { - my @xwds=split(' ',"<< $1 >>"); - my $out=ParsePDFValue(\@xwds); - - my $this=[$out,[]]; - - if (exists($out->{Level})) - { - my $lev=abs($out->{Level}); - my $levsgn=sgn($out->{Level}); - delete($out->{Level}); - - if ($lev > $thislev) - { - my $thisoutlev=$curoutlev->[$#{$curoutlev}]->[1]; - $thisoutlev->[0]=[0,$curoutlev,0,$levsgn]; - $curoutlev=$thisoutlev; - $thislev++; - } - elsif ($lev < $thislev) - { - my $openct=$curoutlev->[0]->[2]; - - while ($thislev > $lev) - { - my $nxtoutlev=$curoutlev->[0]->[1]; - $nxtoutlev->[0]->[2]+=$openct if $curoutlev->[0]->[3]==1; - $openct=0 if $nxtoutlev->[0]->[3]==-1; - $curoutlev=$nxtoutlev; - $thislev--; - } - } - - push(@{$curoutlev},$this); - $curoutlev->[0]->[2]++; - } - else - { - while ($curoutlev->[0]->[0] == 0 and defined($curoutlev->[0]->[1])) - { - $curoutlev=$curoutlev->[0]->[1]; - } - - $curoutlev->[0]->[0]--; - $curoutlev->[0]->[2]++; - push(@{$curoutlev},$this); - - - if (exists($out->{Count}) and $out->{Count} != 0) - { - push(@{$this->[1]},[abs($out->{Count}),$curoutlev,0,sgn($out->{Count})]); - $curoutlev=$this->[1]; - - if ($out->{Count} > 0) - { - my $p=$curoutlev; - - while (defined($p)) - { - $p->[0]->[2]+=$out->{Count}; - $p=$p->[0]->[1]; - } - } - } - } - } - } - } - elsif (lc($xprm[0]) eq 'pdf:') - { - if (lc($xprm[1]) eq 'import') - { - my $fil=$xprm[2]; - my $llx=$xprm[3]; - my $lly=$xprm[4]; - my $urx=$xprm[5]; - my $ury=$xprm[6]; - my $wid=$xprm[7]; - my $hgt=$xprm[8]||-1; - my $mat=[1,0,0,1,0,0]; - - if (!exists($incfil{$fil})) - { - if ($fil=~m/\.pdf$/) - { - $incfil{$fil}=LoadPDF($fil,$mat,$wid,$hgt,"import"); - } - elsif ($fil=~m/\.swf$/) - { - my $xscale=$wid/($urx-$llx+1); - my $yscale=($hgt<=0)?$xscale:($hgt/($ury-$lly+1)); - $hgt=($ury-$lly+1)*$yscale; - - if ($rot) - { - $mat->[3]=$xscale; - $mat->[0]=$yscale; - } - else - { - $mat->[0]=$xscale; - $mat->[3]=$yscale; - } - - $incfil{$fil}=LoadSWF($fil,[$llx,$lly,$urx,$ury],$mat); - } - else - { - Msg(0,"Unknown filetype '$fil'"); - return undef; - } - } - - if (defined($incfil{$fil})) - { - IsGraphic(); - if ($fil=~m/\.pdf$/) - { - my $bbox=$incfil{$fil}->[1]; - my $xscale=$wid/($bbox->[2]-$bbox->[0]+1); - my $yscale=($hgt<=0)?$xscale:($hgt/($bbox->[3]-$bbox->[1]+1)); - $stream.="q $xscale 0 0 $yscale ".PutXY($xpos,$ypos)." cm"; - $stream.=" 0 1 -1 0 0 0 cm" if $rot; - $stream.=" /$incfil{$fil}->[0] Do Q\n"; - } - elsif ($fil=~m/\.swf$/) - { - $stream.=PutXY($xpos,$ypos)." m /$incfil{$fil} Do\n"; - } - } - } - elsif (lc($xprm[1]) eq 'pdfpic') - { - my $fil=$xprm[2]; - my $flag=uc($xprm[3]); - my $wid=GetPoints($xprm[4]); - my $hgt=GetPoints($xprm[5]||-1); - my $ll=GetPoints($xprm[6]||0); - my $mat=[1,0,0,1,0,0]; - - if (!exists($incfil{$fil})) - { - $incfil{$fil}=LoadPDF($fil,$mat,$wid,$hgt,"pdfpic"); - } - - if (defined($incfil{$fil})) - { - IsGraphic(); - my $bbox=$incfil{$fil}->[1]; - my $xscale=$wid/($bbox->[2]-$bbox->[0]+1); - my $yscale=($hgt<=0)?$xscale:($hgt/($bbox->[3]-$bbox->[1]+1)); - $xscale=($wid<=0)?$yscale:$xscale; - $xscale=$yscale if $yscale < $xscale; - $yscale=$xscale if $xscale < $yscale; - $wid=($bbox->[2]-$bbox->[0]+1)*$xscale; - $hgt=($bbox->[3]-$bbox->[1]+1)*$yscale; - - if ($flag eq '-C' and $ll > $wid) - { - $xpos+=int(($ll-$wid)/2); - } - elsif ($flag eq '-R' and $ll > $wid) - { - $xpos+=$ll-$wid; - } - - $ypos+=$hgt; - $stream.="q $xscale 0 0 $yscale ".PutXY($xpos,$ypos)." cm"; - $stream.=" 0 1 -1 0 0 0 cm" if $rot; - $stream.=" /$incfil{$fil}->[0] Do Q\n"; - } - } - elsif (lc($xprm[1]) eq 'xrev') - { - $xrev=!$xrev; - } - elsif (lc($xprm[1]) eq 'markstart') - { - $mark={'rst' => $xprm[2]/$unitwidth, 'rsb' => $xprm[3]/$unitwidth, 'xpos' => $xpos, - 'ypos' => $ypos, 'pdfmark' => join(' ',@xprm[4..$#xprm])}; - } - elsif (lc($xprm[1]) eq 'markend') - { - PutHotSpot($xpos) if defined($mark); - $mark=undef; - } - elsif (lc($xprm[1]) eq 'marksuspend') - { - $suspendmark=$mark; - $mark=undef; - } - elsif (lc($xprm[1]) eq 'markrestart') - { - $mark=$suspendmark; - $suspendmark=undef; - } - elsif (lc($xprm[1]) eq 'pagename') - { - if ($pginsert > -1) - { - $pgnames{$xprm[2]}=$pages->{Kids}->[$pginsert]; - } - else - { - $pgnames{$xprm[2]}='top'; - } - } - elsif (lc($xprm[1]) eq 'switchtopage') - { - my $ba=$xprm[2]; - my $want=$xprm[3]; - - if ($pginsert > -1) - { - if (!defined($want) or $want eq '') - { - # no before/after - $want=$ba; - $ba='before'; - } - - if (!defined($ba) or $ba eq '' or $ba eq 'bottom') - { - $pginsert=$#{$pages->{Kids}}; - } - elsif ($ba eq 'top') - { - $pginsert=-1; - } - else - { - if (exists($pgnames{$want})) - { - my $ref=$pgnames{$want}; - - if ($ref eq 'top') - { - $pginsert=-1; - } - else - { - - foreach my $j (0..$#{$pages->{Kids}}) - { - if ($ref eq $pages->{Kids}->[$j]) - { - if ($ba eq 'before') - { - $pginsert=$j-1; - return; - } - elsif ($ba eq 'after') - { - $pginsert=$j; - return; - } - else - { - Msg(0,"Parameter must be top|bottom|before|after not '$ba'"); - return; - } - } - } - - Msg(0,"Can't find page ref '$ref'"); - } - } - else - { - Msg(0,"Can't find page named '$want'"); - } - } - - } - } - } - elsif (lc(substr($xprm[0],0,9)) eq 'papersize') - { - my ($px,$py)=split(',',substr($xprm[0],10)); - $px=GetPoints($px); - $py=GetPoints($py); - @mediabox=(0,0,$px,$py); - my @mb=@mediabox; - $matrixchg=1; - $cpage->{MediaBox}=\@mb; - } - } -} - -sub PutHotSpot -{ - my $endx=shift; - my $l=$mark->{pdfmark}; - $l=~s/Color/C/; - $l=~s/Action/A/; - $l=~s'/Subtype /URI'/S /URI'; - my @xwds=split(' ',"<< $l >>"); - my $annotno=BuildObj(++$objct,ParsePDFValue(\@xwds)); - my $annot=$obj[$objct]; - $annot->{DATA}->{Type}='/Annot'; - $annot->{DATA}->{Rect}=[$mark->{xpos},$mark->{ypos}-$mark->{rsb},$endx,$mark->{ypos}-$mark->{rst}]; - FixRect($annot->{DATA}->{Rect}); # Y origin to ll - push(@{$cpage->{Annots}},$annotno); -} - -sub sgn -{ - return(1) if $_[0] > 0; - return(-1) if $_[0] < 0; - return(0); -} - -sub FixRect -{ - my $rect=shift; - - return if !defined($rect); - $rect->[1]=GraphY($rect->[1]); - $rect->[3]=GraphY($rect->[3]); -} - -sub GetPoints -{ - my $val=shift; - - $val=ToPoints($1,$2) if ($val=~m/(-?[\d.]+)([cipn])/); - - return $val; -} - -# Although the PDF reference mentions XObject/Form as a way of incorporating an external PDF page into -# the current PDF, it seems not to work with any current PDF reader (although I am told (by Leonard Rosenthol, -# who helped author the PDF ISO standard) that Acroread 9 does support it, empiorical observation shows otherwise!!). -# So... do it the hard way - full PDF parser and merge required objects!!! - -# sub BuildRef -# { -# my $fil=shift; -# my $bbox=shift; -# my $mat=shift; -# my $wid=($bbox->[2]-$bbox->[0])*$mat->[0]; -# my $hgt=($bbox->[3]-$bbox->[1])*$mat->[3]; -# -# if (!open(PDF,"<$fil")) -# { -# Msg(0,"Failed to open '$fil'"); -# return(undef); -# } -# -# my (@f)=(<PDF>); -# -# close(PDF); -# -# $objct++; -# my $xonm="XO$objct"; -# -# $pages->{'Resources'}->{'XObject'}->{$xonm}=BuildObj($objct,{'Type' => '/XObject', -# 'Subtype' => '/Form', -# 'BBox' => $bbox, -# 'Matrix' => $mat, -# 'Resources' => $pages->{'Resources'}, -# 'Ref' => {'Page' => '1', -# 'F' => BuildObj($objct+1,{'Type' => '/Filespec', -# 'F' => "($fil)", -# 'EF' => {'F' => BuildObj($objct+2,{'Type' => '/EmbeddedFile'})} -# }) -# } -# }); -# -# $obj[$objct]->{STREAM}="q 1 0 0 1 0 0 cm -# q BT -# 1 0 0 1 0 0 Tm -# .5 g .5 G -# /F5 20 Tf -# (Proxy) Tj -# ET Q -# 0 0 m 72 0 l s -# Q\n"; -# -# # $obj[$objct]->{STREAM}=PutXY($xpos,$ypos)." m ".PutXY($xpos+$wid,$ypos)." l ".PutXY($xpos+$wid,$ypos+$hgt)." l ".PutXY($xpos,$ypos+$hgt)." l f\n"; -# $obj[$objct+2]->{STREAM}=join('',@f); -# PutObj($objct); -# PutObj($objct+1); -# PutObj($objct+2); -# $objct+=2; -# return($xonm); -# } - -sub LoadSWF -{ - my $fil=shift; - my $bbox=shift; - my $mat=shift; - my $wid=($bbox->[2]-$bbox->[0])*$mat->[0]; - my $hgt=($bbox->[3]-$bbox->[1])*$mat->[3]; - my (@path)=split('/',$fil); - my $node=pop(@path); - - if (!open(PDF,"<$fil")) - { - Msg(0,"Failed to open '$fil'"); - return(undef); - } - - my (@f)=(<PDF>); - - close(PDF); - - $objct++; - my $xonm="XO$objct"; - - $pages->{'Resources'}->{'XObject'}->{$xonm}=BuildObj($objct,{'Type' => '/XObject', 'BBox' => $bbox, 'Matrix' => $mat, 'FormType' => 1, 'Subtype' => '/Form', 'Length' => 0, 'Type' => "/XObject"}); - $obj[$objct]->{STREAM}=''; - PutObj($objct); - $objct++; - my $asset=BuildObj($objct,{'EF' => {'F' => BuildObj($objct+1,{})}, - 'F' => "($node)", - 'Type' => '/Filespec', - 'UF' => "($node)"}); - - PutObj($objct); - $objct++; - $obj[$objct]->{STREAM}=join('',@f); - PutObj($objct); - $objct++; - my $config=BuildObj($objct,{'Instances' => [BuildObj($objct+1,{'Params' => { 'Binding' => '/Background'}, 'Asset' => $asset})], - 'Subtype' => '/Flash'}); - - PutObj($objct); - $objct++; - PutObj($objct); - $objct++; - - my ($x,$y)=split(' ',PutXY($xpos,$ypos)); - - push(@{$cpage->{Annots}},BuildObj($objct,{'RichMediaContent' => {'Subtype' => '/Flash', 'Configurations' => [$config], 'Assets' => {'Names' => [ "($node)", $asset ] }}, - 'P' => "$cpageno 0 R", - 'RichMediaSettings' => { 'Deactivation' => { 'Condition' => '/PI', - 'Type' => '/RichMediaDeactivation'}, - 'Activation' => { 'Condition' => '/PV', - 'Type' => '/RichMediaActivation'}}, - 'F' => 68, - 'Subtype' => '/RichMedia', - 'Type' => '/Annot', - 'Rect' => "[ $x $y ".($x+$wid)." ".($y+$hgt)." ]", - 'Border' => [0,0,0]})); - - PutObj($objct); - - return $xonm; -} - -sub LoadPDF -{ - my $pdfnm=shift; - my $wid=shift; - my $hgt=shift; - my $type=shift; - my $mat=[1,0,0,1,0,0]; - my $pdf; - my $pdftxt=''; - my $strmlen=0; - my $curobj=-1; - my $instream=0; - my $cont; - - if (!open(PD,"<$pdfnm")) - { - Msg(0,"Failed to open PDF '$pdfnm'"); - return undef; - } - - my $hdr=<PD>; - - $/="\r" if (length($hdr) > 10); - - while (<PD>) - { - chomp; - - s/\n//; - - if (m/endstream(\s+.*)?$/) - { - $instream=0; - $_="endstream"; - $_.=$1 if defined($1) - } - - next if $instream; - - if (m'/Length\s+(\d+)(\s+\d+\s+R)?') - { - if (!defined($2)) - { - $strmlen=$1; - } - else - { - $strmlen=0; - } - } - - if (m'^(\d+) \d+ obj') - { - $curobj=$1; - $pdf->[$curobj]->{OBJ}=undef; - } - - if (m'stream\s*$' and ! m/^endstream/) - { - if ($curobj > -1) - { - $pdf->[$curobj]->{STREAMPOS}=[tell(PD),$strmlen]; - seek(PD,$strmlen,1); - $instream=1; - } - else - { - Msg(0,"Parsing PDF '$pdfnm' failed"); - return undef; - } - } - - $pdftxt.=$_.' '; - } - - close(PD); - - open(PD,"<$pdfnm"); -# $pdftxt=~s/\]/ \]/g; - my (@pdfwds)=split(' ',$pdftxt); - my $wd; - - while ($wd=nextwd(\@pdfwds),length($wd)) - { - if ($wd=~m/\d+/ and defined($pdfwds[1]) and $pdfwds[1]=~m/^obj(.*)/) - { - $curobj=$wd; - shift(@pdfwds); shift(@pdfwds); - unshift(@pdfwds,$1) if defined($1) and length($1); - $pdf->[$curobj]->{OBJ}=ParsePDFObj(\@pdfwds); - } - elsif ($wd eq 'trailer' and !exists($pdf->[0]->{OBJ})) - { - $pdf->[0]->{OBJ}=ParsePDFObj(\@pdfwds); - } - else - { -# print "Skip '$wd'\n"; - } - } - - my $catalog=${$pdf->[0]->{OBJ}->{Root}}; - my $page=FindPage(1,$pdf); - my $xobj=++$objct; - - # Load the streamas - - foreach my $o (@{$pdf}) - { - if (exists($o->{STREAMPOS})) - { - my $l; - - $l=$o->{OBJ}->{Length} if exists($o->{OBJ}->{Length}); - - $l=$pdf->[$$l]->{OBJ} if (defined($l) && ref($l) eq 'OBJREF'); - - Msg(1,"Unable to determine length of stream \@$o->{STREAMPOS}->[0]") if !defined($l); - - sysseek(PD,$o->{STREAMPOS}->[0],0); - Msg(0,'Failed to read all the stream') if $l != sysread(PD,$o->{STREAM},$l); - - if (exists($o->{OBJ}->{'Filter'}) and $o->{OBJ}->{'Filter'} eq '/FlateDecode') - { - $o->{STREAM}=Compress::Zlib::uncompress($o->{STREAM}); - delete($o->{OBJ }->{'Filter'}); - } - } - } - - close(PD); - - # Find BBox - my $BBox; - my $insmap={}; - - foreach my $k (qw( MediaBox ArtBox TrimBox BleedBox CropBox )) - { - $BBox=FindKey($pdf,$page,$k); - last if $BBox; - } - - $BBox=[0,0,595,842] if !defined($BBox); - - my $xscale=$wid/($BBox->[2]-$BBox->[0]+1); - my $yscale=($hgt<=0)?$xscale:($hgt/($BBox->[3]-$BBox->[1]+1)); - $hgt=($BBox->[3]-$BBox->[1]+1)*$yscale; - - if ($type eq "import") - { - $mat->[0]=$xscale; - $mat->[3]=$yscale; - } - - # Find Resource - - my $res=FindKey($pdf,$page,'Resources'); - my $xonm="XO$xobj"; - - # Map inserted objects to current PDF - - MapInsValue($pdf,$page,'',$insmap,$xobj,$pdf->[$page]->{OBJ}); -# -# Many PDFs include 'Resources' at the 'Page' level but if 'Resources' is held at a higher level (i.e 'Pages') -# then we need to include its objects as well. -# - MapInsValue($pdf,$page,'',$insmap,$xobj,$res) if !exists($pdf->[$page]->{OBJ}->{Resources}); - - # Copy Resources - - my %incres=%{$res}; - - $incres{ProcSet}=['/PDF', '/Text', '/ImageB', '/ImageC', '/ImageI']; - - ($mat->[4],$mat->[5])=split(' ',PutXY($xpos,$ypos)); - $pages->{'Resources'}->{'XObject'}->{$xonm}=BuildObj($xobj,{'Type' => '/XObject', 'BBox' => $BBox, 'Name' => "/$xonm", 'FormType' => 1, 'Subtype' => '/Form', 'Length' => 0, 'Type' => "/XObject", 'Resources' => \%incres}); - - BuildStream($xobj,$pdf,$pdf->[$page]->{OBJ}->{Contents}); - - return([$xonm,$BBox] ); -} - -sub BuildStream -{ - my $xobj=shift; - my $pdf=shift; - my $val=shift; - my $strm=''; - my $objs; - my $refval=ref($val); - - if ($refval eq 'OBJREF') - { - push(@{$objs}, $val); - } - elsif ($refval eq 'ARRAY') - { - $objs=$val; - } - else - { - Msg(0,"unexpected 'Contents'"); - } - - foreach my $o (@{$objs}) - { - $strm.="\n" if $strm; - $strm.=$pdf->[$$o]->{STREAM} if exists($pdf->[$$o]->{STREAM}); - } - - $obj[$xobj]->{STREAM}=$strm; -} - - -sub MapInsHash -{ - my $pdf=shift; - my $o=shift; - my $insmap=shift; - my $parent=shift; - my $val=shift; - - - foreach my $k (keys(%{$val})) - { - MapInsValue($pdf,$o,$k,$insmap,$parent,$val->{$k}) if $k ne 'Contents'; - } -} - -sub MapInsValue -{ - my $pdf=shift; - my $o=shift; - my $k=shift; - my $insmap=shift; - my $parent=shift; - my $val=shift; - my $refval=ref($val); - - if ($refval eq 'OBJREF') - { - if ($k ne 'Parent') - { - if (!exists($insmap->{IMP}->{$$val})) - { - $objct++; - $insmap->{CUR}->{$objct}=$$val; - $insmap->{IMP}->{$$val}=$objct; - $obj[$objct]->{DATA}=$pdf->[$$val]->{OBJ}; - $obj[$objct]->{STREAM}=$pdf->[$$val]->{STREAM} if exists($pdf->[$$val]->{STREAM}); - MapInsValue($pdf,$$val,'',$insmap,$o,$pdf->[$$val]->{OBJ}); - } - - $$val=$insmap->{IMP}->{$$val}; - } - else - { - $$val=$parent; - } - } - elsif ($refval eq 'ARRAY') - { - foreach my $v (@{$val}) - { - MapInsValue($pdf,$o,'',$insmap,$parent,$v) - } - } - elsif ($refval eq 'HASH') - { - MapInsHash($pdf,$o,$insmap,$parent,$val); - } - -} - -sub FindKey -{ - my $pdf=shift; - my $page=shift; - my $k=shift; - - if (exists($pdf->[$page]->{OBJ}->{$k})) - { - my $val=$pdf->[$page]->{OBJ}->{$k}; - $val=$pdf->[$$val]->{OBJ} if ref($val) eq 'OBJREF'; - return($val); - } - else - { - if (exists($pdf->[$page]->{OBJ}->{Parent})) - { - return(FindKey($pdf,${$pdf->[$page]->{OBJ}->{Parent}},$k)); - } - } - - return(undef); -} - -sub FindPage -{ - my $wantpg=shift; - my $pdf=shift; - my $catalog=${$pdf->[0]->{OBJ}->{Root}}; - my $pages=${$pdf->[$catalog]->{OBJ}->{Pages}}; - - return(NextPage($pdf,$pages,\$wantpg)); -} - -sub NextPage -{ - my $pdf=shift; - my $pages=shift; - my $wantpg=shift; - my $ret; - - if ($pdf->[$pages]->{OBJ}->{Type} eq '/Pages') - { - foreach my $kid (@{$pdf->[$pages]->{OBJ}->{Kids}}) - { - $ret=NextPage($pdf,$$kid,$wantpg); - last if $$wantpg<=0; - } - } - elsif ($pdf->[$pages]->{OBJ}->{Type} eq '/Page') - { - $$wantpg--; - $ret=$pages; - } - - return($ret); -} - -sub nextwd -{ - my $pdfwds=shift; - - my $wd=shift(@{$pdfwds}); - - return('') if !defined($wd); - - if ($wd=~m/^(.*?)(<<|>>|\[|\])(.*)/) - { - if (defined($1) and length($1)) - { - unshift(@{$pdfwds},$3) if defined($3) and length($3); - unshift(@{$pdfwds},$2); - $wd=$1; - } - else - { - unshift(@{$pdfwds},$3) if defined($3) and length($3); - $wd=$2; - } - } - - return($wd); -} - -sub ParsePDFObj -{ - - my $pdfwds=shift; - my $rtn; - my $wd; - - while ($wd=nextwd($pdfwds),length($wd)) - { - if ($wd eq 'stream' or $wd eq 'endstream') - { - next; - } - elsif ($wd eq 'endobj' or $wd eq 'startxref') - { - last; - } - else - { - unshift(@{$pdfwds},$wd); - $rtn=ParsePDFValue($pdfwds); - } - } - - return($rtn); -} - -sub ParsePDFHash -{ - my $pdfwds=shift; - my $rtn={}; - my $wd; - - while ($wd=nextwd($pdfwds),length($wd)) - { - if ($wd eq '>>') - { - last; - } - - my (@w)=split('/',$wd,3); - - if ($w[0]) - { - Msg(0,"PDF Dict Key '$wd' does not start with '/'"); - exit 1; - } - else - { - unshift(@{$pdfwds},"/$w[2]") if $w[2]; - $wd=$w[1]; - (@w)=split('\(',$wd,2); - $wd=$w[0]; - unshift(@{$pdfwds},"($w[1]") if defined($w[1]); - (@w)=split('\<',$wd,2); - $wd=$w[0]; - unshift(@{$pdfwds},"<$w[1]") if defined($w[1]); - - $rtn->{$wd}=ParsePDFValue($pdfwds); - } - } - - return($rtn); -} - -sub ParsePDFValue -{ - my $pdfwds=shift; - my $rtn; - my $wd=nextwd($pdfwds); - - if ($wd=~m/^\d+$/ and $pdfwds->[0]=~m/^\d+$/ and $pdfwds->[1]=~m/^R(\]|\>|\/)?/) - { - shift(@{$pdfwds}); - if (defined($1) and length($1)) - { - $pdfwds->[0]=substr($pdfwds->[0],1); - } - else - { - shift(@{$pdfwds}); - } - return(bless(\$wd,'OBJREF')); - } - - if ($wd eq '<<') - { - return(ParsePDFHash($pdfwds)); - } - - if ($wd eq '[') - { - return(ParsePDFArray($pdfwds)); - } - - if ($wd=~m/(.*?)(\(.*)$/) - { - if (defined($1) and length($1)) - { - unshift(@{$pdfwds},$2); - $wd=$1; - } - else - { - return(ParsePDFString($wd,$pdfwds)); - } - } - - if ($wd=~m/(.*?)(\<.*)$/) - { - if (defined($1) and length($1)) - { - unshift(@{$pdfwds},$2); - $wd=$1; - } - else - { - return(ParsePDFHexString($wd,$pdfwds)); - } - } - - if ($wd=~m/(.+?)(\/.*)$/) - { - if (defined($2) and length($2)) - { - unshift(@{$pdfwds},$2); - $wd=$1; - } - } - - return($wd); -} - -sub ParsePDFString -{ - my $wd=shift; - my $rtn=''; - my $pdfwds=shift; - my $lev=0; - - while (length($wd)) - { - $rtn.=' ' if length($rtn); - - while ($wd=~m/(?<!\\)\(/g) {$lev++;} - while ($wd=~m/(?<!\\)\)/g) {$lev--;} - - - if ($lev<=0 and $wd=~m/^(.*?\))([^)]+)$/) - { - unshift(@{$pdfwds},$2) if defined($2) and length($2); - $wd=$1; - } - - $rtn.=$wd; - - last if $lev <= 0; - - $wd=nextwd($pdfwds); - } - - return($rtn); -} - -sub ParsePDFHexString -{ - my $wd=shift; - my $rtn=''; - my $pdfwds=shift; - my $lev=0; - - if ($wd=~m/^(<.+?>)(.*)/) - { - unshift(@{$pdfwds},$2) if defined($2) and length($2); - $rtn=$1; - } - - return($rtn); -} - -sub ParsePDFArray -{ - my $pdfwds=shift; - my $rtn=[]; - my $wd; - - while (1) - { - $wd=ParsePDFValue($pdfwds); - last if $wd eq ']' or length($wd)==0; - push(@{$rtn},$wd); - } - - return($rtn); -} - -sub Msg -{ - my ($lev,$msg)=@_; - - print STDERR "$env{SourceFile}: " if exists($env{SourceFile}); - print STDERR "$msg\n"; - exit 1 if $lev; -} - -sub PutXY -{ - my ($x,$y)=(@_); - - if ($frot) - { - return("$y $x"); - } - else - { - $y=$mediabox[3]-$y; - return("$x $y"); - } -} - -sub GraphY -{ - my $y=shift; - - if ($frot) - { - return($y); - } - else - { - return($mediabox[3]-$y); - } -} - -sub Put -{ - my $msg=shift; - - print $msg; - $fct+=length($msg); -} - -sub PutObj -{ - my $ono=shift; - my $msg="$ono 0 obj "; - $obj[$ono]->{XREF}=$fct; - if (exists($obj[$ono]->{STREAM})) - { - if (!$debug) - { - $obj[$ono]->{STREAM}=Compress::Zlib::compress($obj[$ono]->{STREAM}); - $obj[$ono]->{DATA}->{'Filter'}=['/FlateDecode']; - } - - $obj[$ono]->{DATA}->{'Length'}=length($obj[$ono]->{STREAM}); - } - PutField(\$msg,$obj[$ono]->{DATA}); - PutStream(\$msg,$ono) if exists($obj[$ono]->{STREAM}); - Put($msg."endobj\n"); -} - -sub PutStream -{ - my $msg=shift; - my $ono=shift; - - # We could 'flate' here - $$msg.="stream\n$obj[$ono]->{STREAM}endstream\n"; -} - -sub PutField -{ - my $pmsg=shift; - my $fld=shift; - my $term=shift||"\n"; - my $typ=ref($fld); - - if ($typ eq '') - { - $$pmsg.="$fld$term"; - } - elsif ($typ eq 'ARRAY') - { - $$pmsg.='['; - foreach my $cell (@{$fld}) - { - PutField($pmsg,$cell,' '); - } - $$pmsg.="]$term"; - } - elsif ($typ eq 'HASH') - { - $$pmsg.='<< '; - foreach my $key (sort keys %{$fld}) - { - $$pmsg.="/$key "; - PutField($pmsg,$fld->{$key}); - } - $$pmsg.=">>$term"; - } - elsif ($typ eq 'OBJREF') - { - $$pmsg.="$$fld 0 R$term"; - } -} - -sub BuildObj -{ - my $ono=shift; - my $val=shift; - - $obj[$ono]->{DATA}=$val; - - return("$ono 0 R "); -} - -sub LoadFont -{ - my $fontno=shift; - my $fontnm=shift; - my $ofontnm=$fontnm; - - return $fontlst{$fontno}->{OBJ} if (exists($fontlst{$fontno})); - - my $f; - OpenFile(\$f,$fontdir,"$fontnm"); - - if (!defined($f) and $Foundry) - { - # Try with no foundry - $fontnm=~s/.*?-//; - OpenFile(\$f,$fontdir,$fontnm); - } - - Msg(1,"Failed to open font '$ofontnm'") if !defined($f); - - my $foundry=''; - $foundry=$1 if $fontnm=~m/^(.*?)-/; - my $stg=1; - my %fnt; - my @fntbbox=(0,0,0,0); - my $capheight=0; - my $lastchr=0; - my $t1flags=0; - my $fixwid=-1; - my $ascent=0; - my $charset=''; - - while (<$f>) - { - chomp; - - s/^ +//; - s/^#.*// if $stg == 1; - next if $_ eq ''; - - if ($stg == 1) - { - my ($key,$val)=split(' ',$_,2); - - $key=lc($key); - $stg=2,next if $key eq 'kernpairs'; - $stg=3,next if lc($_) eq 'charset'; - - $fnt{$key}=$val - } - elsif ($stg == 2) - { - $stg=3,next if lc($_) eq 'charset'; - - my ($ch1,$ch2,$k)=split; - $fnt{KERN}->{$ch1}->{$ch2}=$k; - } - else - { - my (@r)=split; - my (@p)=split(',',$r[1]); - - if ($r[1] eq '"') - { - $fnt{GNM}->{$r[0]}=$lastchr; - next; - } - - $r[0]='u0020' if $r[3] == 32; - next if $r[3] >255; - $fnt{GNM}->{$r[0]}=$r[3]; - $fnt{GNO}->[$r[3]]='/'.$r[4]; - $fnt{WID}->[$r[3]]=$p[0]; - $lastchr=$r[3] if $r[3] > $lastchr; - $fixwid=$p[0] if $fixwid == -1; - $fixwid=-2 if $fixwid > 0 and $p[0] != $fixwid; - - $fntbbox[1]=-$p[2] if defined($p[2]) and -$p[2] < $fntbbox[1]; - $fntbbox[2]=$p[0] if $p[0] > $fntbbox[2]; - $fntbbox[3]=$p[1] if defined($p[1]) and $p[1] > $fntbbox[3]; - $ascent=$p[1] if defined($p[1]) and $p[1] > $ascent and $r[3] >= 32 and $r[3] < 128; - $charset.='/'.$r[4] if defined($r[4]); - $capheight=$p[1] if length($r[4]) == 1 and $r[4] ge 'A' and $r[4] le 'Z' and $p[1] > $capheight; - } - } - - close($f); - - unshift(@{$fnt{GNO}},0); - - foreach my $glyph (@{$fnt{GNO}}) - { - $glyph='/.notdef' if !defined($glyph); - } - - foreach my $w (@{$fnt{WID}}) - { - $w=0 if !defined($w); - } - - my $fno=0; - my $slant=0; - $slant=-$fnt{'slant'} if exists($fnt{'slant'}); - $fnt{'spacewidth'}=700 if !exists($fnt{'spacewidth'}); - - $t1flags|=2**0 if $fixwid > -1; - $t1flags|=(exists($fnt{'special'}))?2**2:2**5; - $t1flags|=2**6 if $slant != 0; - my $fontkey="$foundry $fnt{internalname}"; - - if (exists($download{$fontkey})) - { - # Not a Base Font - my ($l1,$l2,$l3,$t1stream)=GetType1($download{$fontkey}); - Msg(0,"Incorrect font format for '$fontkey' ($l1)") if !defined($t1stream); - $fno=++$objct; - $fontlst{$fontno}->{OBJ}=BuildObj($objct, - {'Type' => '/Font', - 'Subtype' => '/Type1', - 'BaseFont' => '/'.$fnt{internalname}, - 'Widths' => $fnt{WID}, - 'FirstChar' => 0, - 'LastChar' => $lastchr, - 'Encoding' => BuildObj($objct+1, - {'Type' => '/Encoding', - 'Differences' => $fnt{GNO} - } - ), - 'FontDescriptor' => BuildObj($objct+2, - {'Type' => '/FontDescriptor', - 'FontName' => '/'.$fnt{internalname}, - 'Flags' => $t1flags, - 'FontBBox' => \@fntbbox, - 'ItalicAngle' => $slant, - 'Ascent' => $ascent, - 'Descent' => $fntbbox[1], - 'CapHeight' => $capheight, - 'StemV' => 0, - 'CharSet' => "($charset)", - 'FontFile' => BuildObj($objct+3, - {'Length1' => $l1, - 'Length2' => $l2, - 'Length3' => $l3 - } - ) - } - ) - } - ); - - $objct+=3; - $fontlst{$fontno}->{NM}='/F'.$fontno; - $pages->{'Resources'}->{'Font'}->{'F'.$fontno}=$fontlst{$fontno}->{OBJ}; - $fontlst{$fontno}->{FNT}=\%fnt; - $obj[$objct]->{STREAM}=$t1stream; - - } - else - { - $fno=++$objct; - $fontlst{$fontno}->{OBJ}=BuildObj($objct, - {'Type' => '/Font', - 'Subtype' => '/Type1', - 'BaseFont' => '/'.$fnt{internalname}, - 'Encoding' => BuildObj($objct+1, - {'Type' => '/Encoding', - 'Differences' => $fnt{GNO} - } - ) - } - ); - $objct+=1; - $fontlst{$fontno}->{NM}='/F'.$fontno; - $pages->{'Resources'}->{'Font'}->{'F'.$fontno}=$fontlst{$fontno}->{OBJ}; - $fontlst{$fontno}->{FNT}=\%fnt; - } - - PutObj($fno); - PutObj($fno+1); - PutObj($fno+2) if defined($obj[$fno+2]); - PutObj($fno+3) if defined($obj[$fno+3]); -} - -sub GetType1 -{ - my $file=shift; - my ($l1,$l2,$l3); # Return lengths - my ($head,$body,$tail); # Font contents - my $f; - - OpenFile(\$f,$fontdir,"$file"); - Msg(1,"Failed to open '$file'") if !defined($f); - binmode($f); - - my $l=<$f>; - - if (substr($l,0,1) eq "\x80") - { - # PFB file - sysseek($f,0,0); - my $hdr=''; - $l1=$l2=$l3=0; - my $typ=0; - my $data=''; - my $sl=0; - - while ($typ != 3) - { - my $chk=sysread($f,$hdr,6); - - if ($chk < 2) - { - # eof($f) uses buffered i/o (since file was open not sysopen) - # which screws up next sysread. So this will terminate loop if font - # has no terminating section type 3. - last if $l3; - return(5,$l2,$l3,undef); - } - - $typ=ord(substr($hdr,1,1)); - - if ($chk == 6) - { - $sl=unpack('L',substr($hdr,2,4)); - $chk=sysread($f,$data,$sl); - return(1,$l2,$l3,undef) if $chk != $sl; - } - - if ($typ == 1) - { - if ($l2 == 0) - { - # First text bit(s) must be head - $head.=$data; - $l1+=$sl; - } - else - { - # A text bit after the binary sections must be tail - $tail.=$data; - $l3+=$sl; - } - } - elsif ($typ == 2) - { - return(2,$l2,$l3,undef) if $l3; # Found a binary bit after the tail - $body.=$data; - $l2+=$sl; - } - elsif ($typ != 3) - { - # What segment type is this! - return(3,$l2,$l3,undef); - } - } - - close($f); - return($l1,$l2,$l3,"$head$body$tail"); - } - - my (@lines)=(<$f>); - unshift(@lines,$l); - - close($f); - - Msg(1,"Font file '$file' must be an Adobe type 1 font file") if $lines[0]!~m/\%\!PS.Adobe/i; - $head=$body=$tail=''; - - foreach my $line (@lines) - { - if (!defined($l1)) - { - if (length($line) > 19 and $line=~s/^(currentfile eexec)//) - { - $head.=$1; - $l1=length($head); - redo; - } - - $head.=$line; - - if ($line=~m/eexec$/) - { - # chomp($head); - # $head.="\x0d"; - $l1=length($head); - } - } - elsif (!defined($l2)) - { - #$line=~s/(\0\0)0+$/&1/; - if ($line=~m/^0+$/) - { - $l2=length($body); - $tail=$line; - } - else - { - chomp($line); - $body.=pack('H*',$line); - } - } - else - { - $tail.=$line; - } - } - - $l1=length($head); - $l2=length($body); - $l3=length($tail); - - return($l1,$l2,$l3,"$head$body$tail"); -} - - -sub OutStream -{ - my $ono=shift; - - IsGraphic(); - $stream.="Q\n"; - $obj[$ono]->{STREAM}=$stream; - $obj[$ono]->{DATA}->{Length}=length($stream); - $stream=''; - PutObj($ono); -} - -sub do_p -{ - # Start of pages - - if ($cpageno > 0) - { - PutObj($cpageno); - OutStream($cpageno+1); - } - - $cpageno=++$objct; - - my $thispg=BuildObj($objct, - {'Type' => '/Page', - 'Group' => {'CS' => '/DeviceRGB', 'S' => '/Transparency'}, - 'Parent' => '2 0 R', - 'Contents' => [ BuildObj($objct+1, - {'Length' => 0} - ) ], - } - ); - - splice(@{$pages->{Kids}},++$pginsert,0,$thispg); - - $objct+=1; - $cpage=$obj[$cpageno]->{DATA}; - $pages->{'Count'}++; - $stream="q 1 0 0 1 0 0 cm\n"; - $mode='g'; - $curfill=''; - @mediabox=@defaultmb; -} - -sub do_f -{ - my $par=shift; - -# IsText(); - $cft="$par"; - $fontchg=1; -# $stream.="/F$cft $cftsz Tf\n" if $cftsz; - $widtbl=CacheWid($par); - $origwidtbl=$fontlst{$par}->{FNT}->{WID}; - $krntbl=$fontlst{$par}->{FNT}->{KERN}; -} - -sub CacheWid -{ - my $par=shift; - - if (!defined($fontlst{$par}->{CACHE}->{$cftsz})) - { - $fontlst{$par}->{CACHE}->{$cftsz}=BuildCache($fontlst{$par}->{FNT}->{WID}); - } - - return($fontlst{$par}->{CACHE}->{$cftsz}); -} - -sub BuildCache -{ - my $wid=shift; - return([]); - my @cwid; - - foreach my $w (@{$wid}) - { - push(@cwid,$w*$cftsz); - } - - return(\@cwid); -} - -sub IsText -{ - if ($mode eq 'g') - { - $xpos+=$pendmv/$unitwidth; - $stream.="q BT\n$matrix ".PutXY($xpos,$ypos)." Tm\n"; - $poschg=0; - $fontchg=0; - $pendmv=0; - $matrixchg=0; - $tmxpos=$xpos; - $stream.=$textcol."\n", $curfill=$textcol if $textcol ne $curfill; - if (defined($cft)) - { - $whtsz=$fontlst{$cft}->{FNT}->{spacewidth}*$cftsz; - $stream.="/F$cft $cftsz Tf\n"; - } - } - - if ($poschg or $matrixchg) - { - PutLine(0) if $matrixchg; - $stream.="$matrix ".PutXY($xpos,$ypos)." Tm\n", $poschg=0; - $tmxpos=$xpos; - $matrixchg=0; - } - - if ($fontchg) - { - PutLine(0); - $whtsz=$fontlst{$cft}->{FNT}->{spacewidth}*$cftsz; - $stream.="/F$cft $cftsz Tf\n" if $cftsz and defined($cft); - $fontchg=0; - } - - $mode='t'; -} - -sub IsGraphic -{ - if ($mode eq 't') - { - PutLine(); - $stream.="ET Q\n"; - $xpos+=($pendmv-$nomove)/$unitwidth; - $pendmv=0; - $nomove=0; - $stream.=$strkcol."\n", $curstrk=$strkcol if $strkcol ne $curstrk; - $curfill=$fillcol; - } - $mode='g'; -} - -sub do_s -{ - my $par=shift; - $par/=$unitwidth; - - if ($par != $cftsz and defined($cft)) - { - PutLine(); - $cftsz=$par; -# $stream.="/F$cft $cftsz Tf\n"; - $fontchg=1; - $widtbl=CacheWid($cft); - } -} - -sub do_m -{ - # Groff uses /m[] for text & graphic stroke, and /M[] (DF?) for graphic fill. - # PDF uses G/RG/K for graphic stroke, and g/rg/k for text & graphic fill. - # - # This means that we must maintain g/rg/k state separately for text colour & graphic fill (this is - # probably why 'gs' maintains seperate graphic states for text & graphics when distilling PS -> PDF). - # - # To facilitate this:- - # - # $textcol = current groff stroke colour - # $fillcol = current groff fill colour - # $curfill = current PDF fill colour - - my $par=shift; - my $mcmd=substr($par,0,1); - - $par=substr($par,1); - $par=~s/^ +//; - -# IsGraphic(); - - $textcol=set_col($mcmd,$par,0); - $strkcol=set_col($mcmd,$par,1); - - if ($mode eq 't') - { - PutLine(); - $stream.=$textcol."\n"; - $curfill=$textcol; - } - else - { - $stream.="$strkcol\n"; - $curstrk=$strkcol; - } -} - -sub set_col -{ - my $mcmd=shift; - my $par=shift; - my $upper=shift; - my @oper=('g','k','rg'); - - @oper=('G','K','RG') if $upper; - - if ($mcmd eq 'd') - { - # default colour - return("0 $oper[0]"); - } - - my (@c)=split(' ',$par); - - if ($mcmd eq 'c') - { - # Text CMY - return(($c[0]/65535).' '.($c[1]/65535).' '.($c[2]/65535)." 0 $oper[1]"); - } - elsif ($mcmd eq 'k') - { - # Text CMYK - return(($c[0]/65535).' '.($c[1]/65535).' '.($c[2]/65535).' '.($c[3]/65535)." $oper[1]"); - } - elsif ($mcmd eq 'g') - { - # Text Grey - return(($c[0]/65535)." $oper[0]"); - } - elsif ($mcmd eq 'r') - { - # Text RGB0 - return(($c[0]/65535).' '.($c[1]/65535).' '.($c[2]/65535)." $oper[2]"); - } -} - -sub do_D -{ - my $par=shift; - my $Dcmd=substr($par,0,1); - - $par=substr($par,1); - $xpos+=$pendmv/$unitwidth; - $pendmv=0; - - IsGraphic(); - - if ($Dcmd eq 'F') - { - my $mcmd=substr($par,0,1); - - $par=substr($par,1); - $par=~s/^ +//; - - $fillcol=set_col($mcmd,$par,0); - $stream.="$fillcol\n"; - $curfill=$fillcol; - } - elsif ($Dcmd eq 'f') - { - my $mcmd=substr($par,0,1); - - $par=substr($par,1); - $par=~s/^ +//; - ($par)=split(' ',$par); - - if ($par >= 0 and $par <= 1000) - { - $fillcol=set_col('g',int((1000-$par)*65535/1000),0); - } - else - { - $fillcol=lc($textcol); - } - - $stream.="$fillcol\n"; - $curfill=$fillcol; - } - elsif ($Dcmd eq '~') - { - # B-Spline - my (@p)=split(' ',$par); - my ($nxpos,$nypos); - - foreach my $p (@p) { $p/=$unitwidth; } - $stream.=PutXY($xpos,$ypos)." m\n"; - $xpos+=($p[0]/2); - $ypos+=($p[1]/2); - $stream.=PutXY($xpos,$ypos)." l\n"; - - for (my $i=0; $i < $#p-1; $i+=2) - { - $nxpos=(($p[$i]*$tnum)/(2*$tden)); - $nypos=(($p[$i+1]*$tnum)/(2*$tden)); - $stream.=PutXY(($xpos+$nxpos),($ypos+$nypos))." "; - $nxpos=($p[$i]/2 + ($p[$i+2]*($tden-$tnum))/(2*$tden)); - $nypos=($p[$i+1]/2 + ($p[$i+3]*($tden-$tnum))/(2*$tden)); - $stream.=PutXY(($xpos+$nxpos),($ypos+$nypos))." "; - $nxpos=(($p[$i]-$p[$i]/2) + $p[$i+2]/2); - $nypos=(($p[$i+1]-$p[$i+1]/2) + $p[$i+3]/2); - $stream.=PutXY(($xpos+$nxpos),($ypos+$nypos))." c\n"; - $xpos+=$nxpos; - $ypos+=$nypos; - } - - $xpos+=($p[$#p-1]-$p[$#p-1]/2); - $ypos+=($p[$#p]-$p[$#p]/2); - $stream.=PutXY($xpos,$ypos)." l\nS\n"; - $poschg=1; - } - elsif ($Dcmd eq 'p' or $Dcmd eq 'P') - { - # B-Spline - my (@p)=split(' ',$par); - my ($nxpos,$nypos); - - foreach my $p (@p) { $p/=$unitwidth; } - $stream.=PutXY($xpos,$ypos)." m\n"; - - for (my $i=0; $i < $#p; $i+=2) - { - $xpos+=($p[$i]); - $ypos+=($p[$i+1]); - $stream.=PutXY($xpos,$ypos)." l\n"; - } - - if ($Dcmd eq 'p') - { - $stream.="s\n"; - } - else - { - $stream.="f\n"; - } - $poschg=1; - } - elsif ($Dcmd eq 'c') - { - # Stroke circle - $par=substr($par,1); - my (@p)=split(' ',$par); - - DrawCircle($p[0],$p[0]); - $stream.="s\n"; - $poschg=1; - } - elsif ($Dcmd eq 'C') - { - # Fill circle - $par=substr($par,1); - my (@p)=split(' ',$par); - - DrawCircle($p[0],$p[0]); - $stream.="f\n"; - $poschg=1; - } - elsif ($Dcmd eq 'e') - { - # Stroke ellipse - $par=substr($par,1); - my (@p)=split(' ',$par); - - DrawCircle($p[0],$p[1]); - $stream.="s\n"; - $poschg=1; - } - elsif ($Dcmd eq 'E') - { - # Fill ellipse - $par=substr($par,1); - my (@p)=split(' ',$par); - - DrawCircle($p[0],$p[1]); - $stream.="f\n"; - $poschg=1; - } - elsif ($Dcmd eq 'l') - { - # Line To - $par=substr($par,1); - my (@p)=split(' ',$par); - - foreach my $p (@p) { $p/=$unitwidth; } - $stream.=PutXY($xpos,$ypos)." m\n"; - $xpos+=$p[0]; - $ypos+=$p[1]; - $stream.=PutXY($xpos,$ypos)." l\n"; - - $stream.="s\n"; - $poschg=1; - } - elsif ($Dcmd eq 't') - { - # Line Thickness - $par=substr($par,1); - my (@p)=split(' ',$par); - - foreach my $p (@p) { $p/=$unitwidth; } - # $xpos+=$p[0]*100; # WTF!!! - #int lw = ((font::res/(72*font::sizescale))*linewidth*env->size)/1000; - $p[0]=(($desc{res}/(72*$desc{sizescale}))*$linewidth*$cftsz)/1000 if $p[0] < 0; - $lwidth=$p[0]; - $stream.="$p[0] w\n"; - $poschg=1; - } - elsif ($Dcmd eq 'a') - { - # Arc - $par=substr($par,1); - my (@p)=split(' ',$par); - my $rad180=3.14159; - my $rad360=$rad180*2; - my $rad90=$rad180/2; - - foreach my $p (@p) { $p/=$unitwidth; } - - # Documentation is wrong. Groff does not use Dh1,Dv1 as centre of the circle! - - my $centre=adjust_arc_centre(\@p); - - # Using formula here : http://www.tinaja.com/glib/bezcirc2.pdf - # First calculate angle between start and end point - - my ($startang,$r)=RtoP(-$centre->[0],$centre->[1]); - my ($endang,$r2)=RtoP(($p[0]+$p[2])-$centre->[0],-($p[1]+$p[3]-$centre->[1])); - $endang+=$rad360 if $endang < $startang; - my $totang=($endang-$startang)/4; # do it in 4 pieces - - # Now 1 piece - - my $x0=cos($totang/2); - my $y0=sin($totang/2); - my $x3=$x0; - my $y3=-$y0; - my $x1=(4-$x0)/3; - my $y1=((1-$x0)*(3-$x0))/(3*$y0); - my $x2=$x1; - my $y2=-$y1; - - # Rotate to start position and draw 4 pieces - - foreach my $j (0..3) - { - PlotArcSegment($totang/2+$startang+$j*$totang,$r,$xpos+$centre->[0],GraphY($ypos+$centre->[1]),$x0,$y0,$x1,$y1,$x2,$y2,$x3,$y3); - } - - $xpos+=$p[0]+$p[2]; - $ypos+=$p[1]+$p[3]; - - $poschg=1; - } -} - -sub deg -{ - return int($_[0]*180/3.14159); -} - -sub adjust_arc_centre -{ - # Taken from geometry.cpp - - # We move the center along a line parallel to the line between - # the specified start point and end point so that the center - # is equidistant between the start and end point. - # It can be proved (using Lagrange multipliers) that this will - # give the point nearest to the specified center that is equidistant - # between the start and end point. - - my $p=shift; - my @c; - my $x = $p->[0] + $p->[2]; # (x, y) is the end point - my $y = $p->[1] + $p->[3]; - my $n = $x*$x + $y*$y; - if ($n != 0) - { - $c[0]= $p->[0]; - $c[1] = $p->[1]; - my $k = .5 - ($c[0]*$x + $c[1]*$y)/$n; - $c[0] += $k*$x; - $c[1] += $k*$y; - return(\@c); - } - else - { - return(undef); - } -} - - -sub PlotArcSegment -{ - my ($ang,$r,$transx,$transy,$x0,$y0,$x1,$y1,$x2,$y2,$x3,$y3)=@_; - my $cos=cos($ang); - my $sin=sin($ang); - my @mat=($cos,$sin,-$sin,$cos,0,0); - my $lw=$lwidth/$r; - - $stream.="q $r 0 0 $r $transx $transy cm ".join(' ',@mat)." cm $lw w $x0 $y0 m $x1 $y1 $x2 $y2 $x3 $y3 c S Q\n"; -} - -sub DrawCircle -{ - my $hd=shift; - my $vd=shift; - my $hr=$hd/2/$unitwidth; - my $vr=$vd/2/$unitwidth; - my $kappa=0.5522847498; - $hd/=$unitwidth; - $vd/=$unitwidth; - - - $stream.=PutXY(($xpos+$hd),$ypos)." m\n"; - $stream.=PutXY(($xpos+$hd),($ypos+$vr*$kappa))." ".PutXY(($xpos+$hr+$hr*$kappa),($ypos+$vr))." ".PutXY(($xpos+$hr),($ypos+$vr))." c\n"; - $stream.=PutXY(($xpos+$hr-$hr*$kappa),($ypos+$vr))." ".PutXY(($xpos),($ypos+$vr*$kappa))." ".PutXY(($xpos),($ypos))." c\n"; - $stream.=PutXY(($xpos),($ypos-$vr*$kappa))." ".PutXY(($xpos+$hr-$hr*$kappa),($ypos-$vr))." ".PutXY(($xpos+$hr),($ypos-$vr))." c\n"; - $stream.=PutXY(($xpos+$hr+$hr*$kappa),($ypos-$vr))." ".PutXY(($xpos+$hd),($ypos-$vr*$kappa))." ".PutXY(($xpos+$hd),($ypos))." c\n"; - $xpos+=$hd; - - $poschg=1; -} - -sub FindCircle -{ - my ($x1,$y1,$x2,$y2,$x3,$y3)=@_; - my ($Xo, $Yo); - - my $x=$x2+$x3; - my $y=$y2+$y3; - my $n=$x**2+$y**2; - - if ($n) - { - my $k=.5-($x2*$x + $y2*$y)/$n; - return(sqrt($n),$x2+$k*$x,$y2+$k*$y); - } - else - { - return(-1); - } - -} - -sub PtoR -{ - my ($theta,$r)=@_; - - return($r*cos($theta),$r*sin($theta)); -} - -sub RtoP -{ - my ($x,$y)=@_; - - return(atan2($y,$x),sqrt($x**2+$y**2)); -} - -sub PutLine -{ - - my $f=shift; - - IsText() if !defined($f); - - return if (scalar(@lin) == 0) or (!defined($lin[0]->[0]) and $#lin == 0); - -# $stream.="% --- wht=$whtsz, pend=$pendmv, nomv=$nomove\n" if $debug; - $pendmv-=$nomove; - $lin[$#lin]->[1]=-$pendmv/$cftsz if ($pendmv != 0); - - if (0) - { - if (scalar(@lin) == 1 and (!defined($lin[0]->[1]) or $lin[0]->[1] == 0)) - { - $stream.="($lin[0]->[0]) Tj\n"; - } - else - { - $stream.="["; - - foreach my $wd (@lin) - { - $stream.="($wd->[0]) " if defined($wd->[0]); - $stream.="$wd->[1] " if defined($wd->[1]) and $wd->[1] != 0; - } - - $stream.="] TJ\n"; - } - } - else - { - if (scalar(@lin) == 1 and (!defined($lin[0]->[1]) or $lin[0]->[1] == 0)) - { - $stream.="0 Tw ($lin[0]->[0]) Tj\n"; - } - else - { - if ($wt>=-1 or $#lin == 0 or $lin[0]->[1]>=0) - { - $stream.="0 Tw ["; - - foreach my $wd (@lin) - { - $stream.="($wd->[0]) " if defined($wd->[0]); - $stream.="$wd->[1] " if defined($wd->[1]) and $wd->[1] != 0; - } - - $stream.="] TJ\n"; - } - else - { - # $stream.="\%dg 0 Tw ["; - # - # foreach my $wd (@lin) - # { - # $stream.="($wd->[0]) " if defined($wd->[0]); - # $stream.="$wd->[1] " if defined($wd->[1]) and $wd->[1] != 0; - # } - # - # $stream.="] TJ\n"; - # - # my $wt=$lin[0]->[1]||0; - - # while ($wt < -$whtsz/$cftsz) - # { - # $wt+=$whtsz/$cftsz; - # } - - $stream.=sprintf( "%.3f Tw ",-($whtsz+$wt*$cftsz)/$unitwidth ); - $stream.="[("; - - foreach my $wd (@lin) - { - my $wwt=$wd->[1]||0; - - while ($wwt <= $wt+.1) - { - $wwt-=$wt; - $wd->[0].=' '; - } - - if (abs($wwt) < .1 or $wwt == 0) - { - $stream.="$wd->[0]" if defined($wd->[0]); - } - else - { - $stream.="$wd->[0]) $wwt (" if defined($wd->[0]); - } - } - $stream.=")] TJ\n"; - } - } - } - - @lin=(); - $xpos+=$pendmv/$unitwidth; - $pendmv=0; - $nomove=0; - $wt=-1; -} - -sub LoadAhead -{ - my $no=shift; - - foreach my $j (1..$no) - { - my $lin=<>; - chomp($lin); - $lin=~s/\r$//; - $lct++; - - push(@ahead,$lin); - $stream.="%% $lin\n" if $debug; - } -} - -sub do_V -{ - my $par=shift; - - if ($mode eq 't') - { - PutLine(); - } - else - { - $xpos+=$pendmv/$unitwidth; - $pendmv=0; - } - - $ypos=$par/$unitwidth; - - LoadAhead(1); - - if (substr($ahead[0],0,1) eq 'H') - { - $xpos=substr($ahead[0],1)/$unitwidth; - - @ahead=(); - - } - - $nomove=$pendmv=0; - $poschg=1; -} - -sub do_v -{ - my $par=shift; - - PutLine(); - - $ypos+=$par/$unitwidth; - - $poschg=1; -} - -sub TextWid -{ - my $txt=shift; - my $w=0; - - foreach my $c (split('',$txt)) - { - my $cn=ord($c); - $widtbl->[$cn]=$origwidtbl->[$cn]*$cftsz if !defined($widtbl->[$cn]); - $w+=$widtbl->[$cn]; - } - - return($w/$unitwidth); -} - -sub do_t -{ - my $par=shift; - my $wid=TextWid($par); - - $par=reverse(split('',$par)) if $xrev; - if ($n_flg and defined($mark)) - { - $mark->{ypos}=$ypos; - $mark->{xpos}=$xpos; - } - - $n_flg=0; - IsText(); - - $xpos+=$wid; - $xpos+=($pendmv-$nomove)/$unitwidth; - - $stream.="% == '$par'=$wid 'xpos=$xpos\n" if $debug; - $par=~s/\\/\\\\/g; - $par=~s/\)/\\)/g; - $par=~s/\(/\\(/g; - - # $pendmv = 'h' move since last 't' - # $nomove = width of char(s) added by 'C', 'N' or 'c' - # $w-flg = 'w' seen since last t - - if ($fontchg) - { - PutLine(); - $whtsz=$fontlst{$cft}->{FNT}->{spacewidth}*$cftsz; - $stream.="/F$cft $cftsz Tf\n", $fontchg=0 if $fontchg && defined($cft); - } - - $gotT=1; - - $stream.="% --- wht=$whtsz, pend=$pendmv, nomv=$nomove\n" if $debug; - -# if ($w_flg && $#lin > -1) -# { -# $lin[$#lin]->[0].=' '; -# $pendmv-=$whtsz; -# $dontglue=1 if $pendmv==0; -# } - - $wt=-$pendmv/$cftsz if $w_flg and $wt==-1; - $pendmv-=$nomove; - $nomove=0; - $w_flg=0; - - if ($xrev) - { - PutLine(0) if $#lin > -1; - MakeMatrix(1); - $stream.="$matrix ".PutXY($xpos,$ypos)." Tm\n", $poschg=0; - $stream.="0 Tw "; - $stream.="($par) Tj\n"; - MakeMatrix(); - $stream.="$matrix ".PutXY($xpos,$ypos)." Tm\n", $poschg=0; - $matrixchg=0; - return; - } - - if ($pendmv) - { - if ($#lin == -1) - { - push(@lin,[undef,-$pendmv/$cftsz]); - } - else - { - $lin[$#lin]->[1]=-$pendmv/$cftsz; - } - - push(@lin,[$par,undef]); -# $xpos+=$pendmv/$unitwidth; - $pendmv=0 - } - else - { - if ($#lin == -1) - { - push(@lin,[$par,undef]); - } - else - { - $lin[$#lin]->[0].=$par; - } - } -} - -sub do_h -{ - $pendmv+=shift; -} - -sub do_H -{ - my $par=shift; - - if ($mode eq 't') - { - PutLine(); - } - else - { - $xpos+=$pendmv/$unitwidth; - $pendmv=0; - } - - my $newx=$par/$unitwidth; - $stream.=sprintf("%.3f",$newx-$tmxpos)." 0 Td\n" if $mode eq 't'; - $tmxpos=$xpos=$newx; - $pendmv=$nomove=0; -} - -sub do_C -{ - my $par=shift; - my $nm; - - ($par,$nm)=FindChar($par); - - do_t($par); - $nomove=$nm; -} - -sub FindChar -{ - my $chnm=shift; - - if (exists($fontlst{$cft}->{FNT}->{GNM}->{$chnm})) - { - my $ch=$fontlst{$cft}->{FNT}->{GNM}->{$chnm}; - return(chr($ch),$fontlst{$cft}->{FNT}->{WID}->[$ch]*$cftsz); - } - else - { - return(' '); - } -} - -sub do_c -{ - my $par=shift; - - push(@ahead,substr($par,1)); - $par=substr($par,0,1); - my $ch=ord($par); - do_t($ch); - $nomove=$fontlst{$cft}->{FNT}->{WID}->[$ch]*$cftsz; -} - -sub do_N -{ - my $par=shift; - - do_t(chr($par)); - $nomove=$fontlst{$cft}->{FNT}->{WID}->[$par]*$cftsz; -} - -sub do_n -{ - $gotT=0; - PutLine(); - $pendmv=$nomove=0; - $n_flg=1; - @lin=(); - PutHotSpot($xpos) if defined($mark); -} diff --git a/src/devices/grops/Makefile.sub b/src/devices/grops/Makefile.sub index 95ebd27a..e1595cb5 100644 --- a/src/devices/grops/Makefile.sub +++ b/src/devices/grops/Makefile.sub @@ -1,6 +1,6 @@ PROG=grops$(EXEEXT) MAN1=grops.n -XLIBS=$(LIBDRIVER) $(LIBGROFF) $(LIBGNU) +XLIBS=$(LIBDRIVER) $(LIBGROFF) MLIB=$(LIBM) OBJS=\ ps.$(OBJEXT) \ diff --git a/src/devices/grops/grops.man b/src/devices/grops/grops.man index 5c59ffb2..2d4ee4af 100644 --- a/src/devices/grops/grops.man +++ b/src/devices/grops/grops.man @@ -1,5 +1,6 @@ .ig -Copyright (C) 1989-2006, 2008-2011 +Copyright (C) 1989-2000, 2001, 2002, 2003, 2004, 2005, 2006, 2008, + 2009, 2010 Free Software Foundation, Inc. Permission is granted to make and distribute verbatim copies of @@ -28,7 +29,6 @@ the original English. . .de FT . if '\\*(.T'ps' .ft \\$1 -. if '\\*(.T'pdf' .ft \\$1 .. . . diff --git a/src/devices/grotty/tty.cpp b/src/devices/grotty/tty.cpp index e25f934d..87654107 100644 --- a/src/devices/grotty/tty.cpp +++ b/src/devices/grotty/tty.cpp @@ -1,6 +1,6 @@ // -*- C++ -*- -/* Copyright (C) 1989-2000, 2001, 2002, 2003, 2004, 2005, 2006, - 2009-2011 +/* Copyright (C) 1989-2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009, + 2010 Free Software Foundation, Inc. Written by James Clark (jjc@jclark.com) @@ -311,8 +311,11 @@ void tty_printer::make_underline(int w) if (!w) warning("can't underline zero-width character"); else { - putchar('_'); - putchar('\b'); + int n = w / font::hor; + for (int i = 0; i < n; i++) + putchar('_'); + for (int j = 0; j < n; j++) + putchar('\b'); } } else { @@ -334,8 +337,10 @@ void tty_printer::make_bold(output_character c, int w) if (!w) warning("can't print zero-width character in bold"); else { + int n = w / font::hor; put_char(c); - putchar('\b'); + for (int i = 0; i < n; i++) + putchar('\b'); } } else { |