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#D \module
#D [ file=fdf2tan.pl,
#D version=2000.02.06,
#D title=converting \FDF\ annotations,
#D subtitle=fdf2tan,
#D author=Hans Hagen,
#D date=\currentdate,
#D copyright={PRAGMA / Hans Hagen \& Ton Otten}]
#C
#C This module is part of the \CONTEXT\ macro||package and is
#C therefore copyrighted by \PRAGMA. See licen-en.pdf for
#C details.
#D This is a preliminary version, that will probably be changed
#D and merged into a more general module.
use Text::Wrap ;
my $filename = $ARGV[0] ; exit if ($filename eq '') ;
$filename =~ s/\..*$//o ;
my $D = "[0-9\-\.]" ;
my $nn = 0 ;
my %stack ;
sub saveobject
{ $n = shift ; $str = shift ;
if ($n>$max) { $max = $n }
if ($str =~ s/\/Type\s+\/Annot\s+\/Subtype\s+\/Text//o)
{ ++$nn ;
$str =~ s/\/Page\s+(\d+)//o ;
$page = $1 ; ++$page ;
$str =~ s/\/Rect\s+\[\s*(.*?)\s*\]//o ;
$rec = $1 ;
if ($rec =~ /($D+)\s*($D+)\s*($D+)\s*($D+)/o)
{ $FDFllx = $1 ; $FDFlly = $2 ; $FDFurx = $3 ; $FDFury = $4 }
$X = $FDFllx - $PDFllx ;
$Y = $PDFury - $FDFury ;
$str =~ s/\/M\s.*$//o ;
$str =~ s/\/T\s.*$//o ;
$str =~ s/^.*\/Contents\s.*?\(//o ;
$str =~ s/\)\s+$//o ;
$str =~ s/\\\\r/@@@@@@/o ;
$str =~ s/\\r/\n/go;
$str =~ s/@@@@@@/\\r/o ;
$str =~ s/\\([\<\>\(\)\{\}\\])/$1/go ;
$stack{sprintf("test:%3d %3d %3d\n",$page,$Y,$X)} =
"\\startFDFcomment[$page]" .
sprintf("[%.3f,%.3f]",$X,$Y) .
"\n$str\n\\stopFDFcomment\n\n" } }
exit unless (open (PDF,"<$filename.pdf")) ; binmode PDF ;
exit unless (open (FDF,"<$filename.fdf")) ;
exit unless (open (TAN,">$filename.tan")) ;
print "processing $filename ... " ;
$PDFllx = 0 ; $PDFlly = 0 ; $PDFurx = 597 ; $PDFury = 847 ;
while (<PDF>)
{ if (/\/MediaBox\s*\[\s*($D+)\s*($D+)\s*($D+)\s*($D+)/o)
{ $PDFllx = $1 ; $PDFlly = $2 ; $PDFurx = $3 ; $PDFury = $4 ;
last } }
$_ = "" ; while ($Line=<FDF>) { chomp $Line; $_ .= $Line }
s/\\n/ /go ;
s/\\\s//go ;
s/\\225/\\\/L/go ; s/\\226/\\OE/go ; s/\\227/\\vS/go ;
s/\\230/\\"Y/go ; s/\\231/\\vZ/go ; s/\\233/\\\/l/go ;
s/\\234/\\oe/go ; s/\\235/\\vs/go ; s/\\236/\\vz/go ;
s/\\253/\\<</go ; s/\\273/\\>>/go ; s/\\300/\\`A/go ;
s/\\301/\\'A/go ; s/\\302/\\^A/go ; s/\\303/\\~A/go ;
s/\\304/\\"A/go ; s/\\305/\\oA/go ; s/\\306/\\AE/go ;
s/\\307/\\,C/go ; s/\\310/\\`E/go ; s/\\311/\\'E/go ;
s/\\312/\\^E/go ; s/\\313/\\"E/go ; s/\\314/\\`I/go ;
s/\\315/\\'I/go ; s/\\316/\\^I/go ; s/\\317/\\"I/go ;
s/\\321/\\~N/go ; s/\\322/\\`O/go ; s/\\323/\\'O/go ;
s/\\324/\\^O/go ; s/\\325/\\~O/go ; s/\\326/\\"O/go ;
s/\\330/\\\/O/go ; s/\\331/\\`U/go ; s/\\332/\\'U/go ;
s/\\333/\\^U/go ; s/\\334/\\"U/go ; s/\\335/\\'Y/go ;
s/\\337/\\SS/go ; s/\\340/\\`a/go ; s/\\341/\\'a/go ;
s/\\342/\\^a/go ; s/\\343/\\~a/go ; s/\\344/\\"a/go ;
s/\\345/\\oa/go ; s/\\346/\\ae/go ; s/\\347/\\,c/go ;
s/\\350/\\`e/go ; s/\\351/\\'e/go ; s/\\352/\\^e/go ;
s/\\353/\\"e/go ; s/\\354/\\`i/go ; s/\\355/\\'i/go ;
s/\\356/\\^i/go ; s/\\357/\\"i/go ; s/\\361/\\~n/go ;
s/\\362/\\`o/go ; s/\\363/\\'o/go ; s/\\364/\\^o/go ;
s/\\365/\\~o/go ; s/\\366/\\"o/go ; s/\\370/\\\/o/go ;
s/\\371/\\`u/go ; s/\\372/\\'u/go ; s/\\373/\\^u/go ;
s/\\374/\\"u/go ; s/\\375/\\'y/go ; s/\\377/\\"y/go ;
s/\\(\d\d\d)/[$1]/go ;
while (s/(\d+)(\s+\d+\s+obj)(.*?)endobj/saveobject($1,$3)/goe) { }
$wrap::columns = 80 ;
foreach $key (sort keys %stack)
{ print TAN wrap("","",$stack{$key}) }
close (PDF) ; close (FDF) ; close (TAN) ;
if (open (TAN,">fdf-tan.tex"))
{ print TAN "% interface=en output=pdftex\n\n" .
"\\setupcolors[state=start]\n\n" .
"\\setupinteraction[state=start]\n\n" .
"\\setupbodyfont[pos,10pt]\n\n" .
"\\starttext\n\n" .
"\\usemodule[fdfann]\n\n" .
"\\annotatepages[$filename]\n\n" .
"\\stoptext\n" ;
close (TAN) }
print "$nn annotations found, run 'texexec fdf-tan'\n" ;
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