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Reuse.pm
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package PDF::Reuse;
use 5.006;
use strict;
use warnings;
require Exporter;
require Digest::MD5;
use autouse 'Carp' => qw(carp
cluck
croak);
use Compress::Zlib qw(compress inflateInit);
use autouse 'Data::Dumper' => qw(Dumper);
use AutoLoader qw(AUTOLOAD);
our $VERSION = '0.36';
our @ISA = qw(Exporter);
our @EXPORT = qw(prFile
prPage
prId
prIdType
prInitVars
prEnd
prExtract
prForm
prImage
prAltJpeg
prJpeg
prDoc
prDocForm
prFont
prFontSize
prGraphState
prGetLogBuffer
prAdd
prBar
prText
prDocDir
prLogDir
prLog
prVers
prCid
prJs
prInit
prField
prTouchUp
prCompress
prMbox
prBookmark
prStrWidth
prLink
prTTFont
prSinglePage);
our ($utfil, $slutNod, $formCont, $imSeq, $duplicateInits, $page, $sidObjNr, $sida,
$interActive, $NamesSaved, $AARootSaved, $AAPageSaved, $root,
$AcroFormSaved, $id, $ldir, $checkId, $formNr, $imageNr,
$filnamn, $interAktivSida, $taInterAkt, $type, $runfil, $checkCs,
$confuseObj, $compress, $pos, $fontNr, $objNr, $docProxy,
$defGState, $gSNr, $pattern, $shading, $colorSpace, $totalCount);
our (@kids, @counts, @formBox, @objekt, @parents, @aktuellFont, @skapa,
@jsfiler, @inits, @bookmarks, @annots);
our ( %old, %oldObject, %resurser, %form, %image, %objRef, %nyaFunk, %fontSource,
%sidFont, %sidXObject, %sidExtGState, %font, %intAct, %fields, %script,
%initScript, %sidPattern, %sidShading, %sidColorSpace, %knownToFile,
%processed, %embedded, %dummy, %behandlad, %unZipped, %links, %prefs);
our $stream = '';
our $idTyp = '';
our $ddir = '';
our $log = '';
#########################
# Konstanter för objekt
#########################
use constant oNR => 0;
use constant oPOS => 1;
use constant oSTREAMP => 2;
use constant oKIDS => 3;
use constant oFORM => 4;
use constant oIMAGENR => 5;
use constant oWIDTH => 6;
use constant oHEIGHT => 7;
use constant oTYPE => 8;
use constant oNAME => 9;
###################################
# Konstanter för formulär
###################################
use constant fOBJ => 0;
use constant fRESOURCE => 1;
use constant fBBOX => 2;
use constant fIMAGES => 3;
use constant fMAIN => 4;
use constant fKIDS => 5;
use constant fNOKIDS => 6;
use constant fID => 7;
use constant fVALID => 8;
####################################
# Konstanter för images
####################################
use constant imWIDTH => 0;
use constant imHEIGHT => 1;
use constant imXPOS => 2;
use constant imYPOS => 3;
use constant imXSCALE => 4;
use constant imYSCALE => 5;
use constant imIMAGENO => 6;
#####################################
# Konstanter för interaktiva objekt
#####################################
use constant iNAMES => 1;
use constant iACROFORM => 2;
use constant iAAROOT => 3;
use constant iANNOTS => 4;
use constant iSTARTSIDA => 5;
use constant iAAPAGE => 6;
#####################################
# Konstanter för fonter
#####################################
use constant foREFOBJ => 0;
use constant foINTNAMN => 1;
use constant foEXTNAMN => 2;
use constant foORIGINALNR => 3;
use constant foSOURCE => 4;
use constant foTYP => 5;
use constant foFONTOBJ => 6;
##########
# Övrigt
##########
use constant IS_MODPERL => $ENV{MOD_PERL}; # For mod_perl 1.
# For mod_perl 2 pass $r to prFile()
our $touchUp = 1;
our %stdFont =
('Times-Roman' => 'Times-Roman',
'Times-Bold' => 'Times-Bold',
'Times-Italic' => 'Times-Italic',
'Times-BoldItalic' => 'Times-BoldItalic',
'Courier' => 'Courier',
'Courier-Bold' => 'Courier-Bold',
'Courier-Oblique' => 'Courier-Oblique',
'Courier-BoldOblique' => 'Courier-BoldOblique',
'Helvetica' => 'Helvetica',
'Helvetica-Bold' => 'Helvetica-Bold',
'Helvetica-Oblique' => 'Helvetica-Oblique',
'Helvetica-BoldOblique' => 'Helvetica-BoldOblique',
'Symbol' => 'Symbol',
'ZapfDingbats' => 'ZapfDingbats',
'TR' => 'Times-Roman',
'TB' => 'Times-Bold',
'TI' => 'Times-Italic',
'TBI' => 'Times-BoldItalic',
'C' => 'Courier',
'CB' => 'Courier-Bold',
'CO' => 'Courier-Oblique',
'CBO' => 'Courier-BoldOblique',
'H' => 'Helvetica',
'HB' => 'Helvetica-Bold',
'HO' => 'Helvetica-Oblique',
'HBO' => 'Helvetica-BoldOblique',
'S' => 'Symbol',
'Z' => 'ZapfDingbats');
our $genLowerX = 0;
our $genLowerY = 0;
our $genUpperX = 595,
our $genUpperY = 842;
our $genFont = 'Helvetica';
our $fontSize = 12;
keys(%resurser) = 10;
sub prFont
{ my $nyFont = shift;
my ($intnamn, $extnamn, $objektnr, $oldIntNamn, $oldExtNamn);
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
$oldIntNamn = $aktuellFont[foINTNAMN];
$oldExtNamn = $aktuellFont[foEXTNAMN];
if ($nyFont)
{ ($intnamn, $extnamn, $objektnr) = findFont($nyFont);
}
else
{ $intnamn = $aktuellFont[foINTNAMN];
$extnamn = $aktuellFont[foEXTNAMN];
}
if ($runfil)
{ $log .= "Font~$nyFont\n";
}
if (wantarray)
{ return ($intnamn, $extnamn, $oldIntNamn, $oldExtNamn, \%font);
}
else
{ return $intnamn;
}
}
sub prFontSize
{ my $fSize = shift || 12;
my $oldFontSize = $fontSize;
if ($fSize =~ m'\d+\.?\d*'o)
{ $fontSize = $fSize;
if ($runfil)
{ $log .= "FontSize~$fontSize\n";
}
}
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
return ($fontSize, $oldFontSize);
}
sub prFile
{ if ($pos)
{ prEnd();
close UTFIL;
}
%prefs = ();
my $param = shift;
if (ref($param) eq 'HASH')
{ $filnamn = '-';
for (keys %{$param})
{ my $key = lc($_);
if ($key eq 'name')
{ $filnamn = $param->{$_}; }
elsif (($key eq 'hidetoolbar')
|| ($key eq 'hidemenubar')
|| ($key eq 'hidewindowui')
|| ($key eq 'fitwindow')
|| ($key eq 'centerwindow'))
{ $prefs{$key} = $param->{$_};
}
}
}
else
{ $filnamn = $param || '-';
$prefs{hidetoolbar} = $_[1] if defined $_[1];
$prefs{hidemenubar} = $_[2] if defined $_[2];
$prefs{hidewindowui} = $_[3] if defined $_[3];
$prefs{fitwindow} = $_[4] if defined $_[4];
$prefs{centerwindow} = $_[5] if defined $_[5];
}
my $kortNamn;
if ($filnamn ne '-')
{ my $ri = rindex($filnamn,'/');
if ($ri > 0)
{ $kortNamn = substr($filnamn, ($ri + 1));
$utfil = $ddir ? $ddir . $kortNamn : $filnamn;
}
else
{ $utfil = $ddir ? $ddir . $filnamn : $filnamn;
}
$ri = rindex($utfil,'/');
if ($ri > 0)
{ my $dirdel = substr($utfil,0,$ri);
if (! -e $dirdel)
{ mkdir $dirdel || errLog("Couldn't create dir $dirdel, $!");
}
}
else
{ $ri = rindex($utfil,'\\');
if ($ri > 0)
{ my $dirdel = substr($utfil,0,$ri);
if (! -e $dirdel)
{ mkdir $dirdel || errLog("Couldn't create dir $dirdel, $!");
}
}
}
}
else
{ $utfil = $filnamn;
}
my $utfil_ref = ref $utfil;
if ($utfil_ref and ($utfil_ref eq 'Apache2::RequestRec') or
($utfil_ref eq 'Apache::RequestRec') ) # mod_perl 2
{ tie *UTFIL, $utfil;
}
elsif (IS_MODPERL && $utfil eq '-') # mod_perl 1
{ tie *UTFIL, 'Apache';
}
else
{ open (UTFIL, ">$utfil") || errLog("Couldn't open file $utfil, $!");
}
binmode UTFIL;
my $utrad = "\%PDF-1.4\n\%\â\ã\Ï\Ó\n";
$pos = syswrite UTFIL, $utrad;
if (defined $ldir)
{ if ($utfil eq '-')
{ $kortNamn = 'stdout';
}
if ($kortNamn)
{ $runfil = $ldir . $kortNamn . '.dat';
}
else
{ $runfil = $ldir . $filnamn . '.dat';
}
open (RUNFIL, ">>$runfil") || errLog("Couldn't open loggfile $runfil, $!");
$log .= "Vers~$VERSION\n";
}
@parents = ();
@kids = ();
@counts = ();
@objekt = ();
$objNr = 2; # Reserverat objekt 1 för root och 2 för initial sidnod
$parents[0] = 2;
$page = 0;
$formNr = 0;
$imageNr = 0;
$fontNr = 0;
$gSNr = 0;
$pattern = 0;
$shading = 0;
$colorSpace = 0;
$sida = 0;
%font = ();
%resurser = ();
%fields = ();
@jsfiler = ();
@inits = ();
%nyaFunk = ();
%objRef = ();
%knownToFile = ();
@aktuellFont = ();
%old = ();
%behandlad = ();
@bookmarks = ();
%links = ();
undef $defGState;
undef $interActive;
undef $NamesSaved;
undef $AARootSaved;
undef $AcroFormSaved;
$checkId = '';
undef $duplicateInits;
undef $confuseObj;
$fontSize = 12;
$genLowerX = 0;
$genLowerY = 0;
$genUpperX = 595,
$genUpperY = 842;
prPage(1);
$stream = ' ';
if ($runfil)
{ $filnamn = prep($filnamn);
$log .= "File~$filnamn";
$log .= (exists $prefs{hidetoolbar}) ? "~$prefs{hidetoolbar}" : '~';
$log .= (exists $prefs{hidemenubar}) ? "~$prefs{hidemenubar}" : '~';
$log .= (exists $prefs{hidewindowui}) ? "~$prefs{hidewindowui}" : '~';
$log .= (exists $prefs{fitwindow}) ? "~$prefs{fitwindow}" : '~';
$log .= (exists $prefs{centerwindow}) ? "~$prefs{centerwindow}" : "~\n";
}
1;
}
sub prPage
{ my $noLogg = shift;
if ((defined $stream) && (length($stream) > 0))
{ skrivSida();
}
$page++;
$objNr++;
$sidObjNr = $objNr;
#
# Resurserna nollställs
#
%sidXObject = ();
%sidExtGState = ();
%sidFont = ();
%sidPattern = ();
%sidShading = ();
%sidColorSpace = ();
@annots = ();
undef $interAktivSida;
undef $checkCs;
if (($runfil) && (! $noLogg))
{ $log .= "Page~\n";
print RUNFIL $log;
$log = '';
}
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
1;
}
sub prText
{ my $xPos = shift;
my $yPos = shift;
my $TxT = shift;
my $align = shift || 'left';
my $rot = shift || '0';
my $width = 0;
my $x_align_offset = 0;
if (! defined $TxT)
{ $TxT = '';
}
if (($xPos !~ m'\-?[\d\.]+'o) || (! defined $xPos))
{ errLog("Illegal x-position for text: $xPos");
}
if (($yPos !~ m'\-?[\d\.]+'o) || (! defined $yPos))
{ errLog("Illegal y-position for text: $yPos");
}
if ($runfil)
{ my $Texten = prep($TxT);
$log .= "Text~$xPos~$yPos~$Texten~$align~$rot\n";
}
if (length($stream) < 3)
{ $stream = "0 0 0 rg\n 0 g\nf\n";
}
if (! $aktuellFont[foINTNAMN])
{ findFont();
}
my $Font = $aktuellFont[foINTNAMN]; # Namn i strömmen
$sidFont{$Font} = $aktuellFont[foREFOBJ];
my $fontname = $aktuellFont[foEXTNAMN];
my $ttfont = $font{$fontname} ? $font{$fontname}[foFONTOBJ] : undef;
# define what the offset for alignment is
if ((wantarray)
|| ($align ne 'left'))
{ $width = prStrWidth($TxT, $aktuellFont[foEXTNAMN], $fontSize);
if($align eq 'right')
{ $x_align_offset = - $width;
}
elsif ($align eq 'center')
{ $x_align_offset = -$width / 2;
}
}
$TxT =~ s|\(|\\(|gos;
$TxT =~ s|\)|\\)|gos;
unless($rot)
{ $stream .= "\nBT /$Font $fontSize Tf ";
if($ttfont)
{ $TxT = $ttfont->encode_text($TxT);
$stream .= $xPos+$x_align_offset . " $yPos Td $TxT Tj ET\n";
}
elsif (!$aktuellFont[foTYP])
{ $stream .= $xPos+$x_align_offset . " $yPos Td \($TxT\) Tj ET\n";
}
else
{ my $text;
$TxT =~ s/\\(\d\d\d)/chr(oct($1))/eg;
for (unpack ('C*', $TxT))
{ $text .= sprintf("%04x", ($_ - 29));
}
$stream .= $xPos+$x_align_offset . " $yPos Td \<$text\> Tj ET\n";
}
}
else
{ if ($rot =~ m'q(\d)'oi)
{ if ($1 eq '1')
{ $rot = 270;
}
elsif ($1 eq '2')
{ $rot = 180;
}
else
{ $rot = 90;
}
}
my $radian = sprintf("%.6f", $rot / 57.2957795); # approx.
my $Cos = sprintf("%.6f", cos($radian));
my $Sin = sprintf("%.6f", sin($radian));
my $negSin = $Sin * -1;
my $encText = $ttfont ? $ttfont->encode_text($TxT) : "\($TxT\)";
$stream .= "\nq\n" # enter a new stack frame
# . "/Gs0 gs\n" # reset graphic mode
. "$Cos $Sin $negSin $Cos $xPos $yPos cm\n" # rotation/translation in the CM
. "\nBT /$Font $fontSize Tf "
. "$x_align_offset 0 Td $encText Tj ET\n" # text @ 0,0
. "Q\n"; # close the stack frame
}
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
if (wantarray)
{ # return a new "cursor" position...
if($rot==0)
{ if($align eq 'left')
{ return ($xPos, $xPos + $width);
}
elsif($align eq 'center')
{ return ($xPos - $x_align_offset, $xPos + $x_align_offset);
}
elsif($align eq 'right')
{ return ($xPos - $width, $xPos);
}
}
else
{ # todo
# we could some trigonometry to return an x/y point
return 1;
}
}
else
{ return 1;
}
}
sub prAdd
{ my $contents = shift;
$stream .= "\n$contents\n";
if ($runfil)
{ $contents = prep($contents);
$log .= "Add~$contents\n";
}
$checkCs = 1;
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
1;
}
##########################
# Ett grafiskt "formulär"
##########################
sub prForm
{ my ($sidnr, $adjust, $effect, $tolerant, $infil, $x, $y, $size, $xsize,
$ysize, $rotate);
my $param = shift;
if (ref($param) eq 'HASH')
{ $infil = $param->{'file'};
$sidnr = $param->{'page'} || 1;
$adjust = $param->{'adjust'} || '';
$effect = $param->{'effect'} || 'print';
$tolerant = $param->{'tolerant'} || '';
$x = $param->{'x'} || 0;
$y = $param->{'y'} || 0;
$rotate = $param->{'rotate'} || 0;
$size = $param->{'size'} || 1;
$xsize = $param->{'xsize'} || 1;
$ysize = $param->{'ysize'} || 1;
}
else
{ $infil = $param;
$sidnr = shift || 1;
$adjust = shift || '';
$effect = shift || 'print';
$tolerant = shift || '';
$x = shift || 0;
$y = shift || 0;
$rotate = shift || 0;
$size = shift || 1;
$xsize = shift || 1;
$ysize = shift || 1;
}
my $refNr;
my $namn;
$type = 'form';
my $fSource = $infil . '_' . $sidnr;
if (! exists $form{$fSource})
{ $formNr++;
$namn = 'Fm' . $formNr;
$knownToFile{$fSource} = $namn;
my $action;
if ($effect eq 'load')
{ $action = 'load'
}
else
{ $action = 'print'
}
$refNr = getPage($infil, $sidnr, $action);
if ($refNr)
{ $objRef{$namn} = $refNr;
}
else
{ if ($tolerant)
{ if ((defined $refNr) && ($refNr eq '0')) # Sidnumret existerar inte, men ok
{ $namn = '0';
}
else
{ undef $namn; # Sidan kan inte användas som form
}
}
elsif (! defined $refNr)
{ my $mess = "$fSource can't be used as a form. See the documentation\n"
. "under prForm how to concatenate streams\n";
errLog($mess);
}
else
{ errLog("File : $infil Page: $sidnr doesn't exist");
}
}
}
else
{ if (exists $knownToFile{$fSource})
{ $namn = $knownToFile{$fSource};
}
else
{ $formNr++;
$namn = 'Fm' . $formNr;
$knownToFile{$fSource} = $namn;
}
if (exists $objRef{$namn})
{ $refNr = $objRef{$namn};
}
else
{ if (! $form{$fSource}[fVALID])
{ my $mess = "$fSource can't be used as a form. See the documentation\n"
. "under prForm how to concatenate streams\n";
if ($tolerant)
{ cluck $mess;
undef $namn;
}
else
{ errLog($mess);
}
}
elsif ($effect ne 'load')
{ $refNr = byggForm($infil, $sidnr);
$objRef{$namn} = $refNr;
}
}
}
my @BBox = @{$form{$fSource}[fBBOX]} if ($refNr);
if (($effect eq 'print') && ($form{$fSource}[fVALID]) && ($refNr))
{ if (! defined $defGState)
{ prDefaultGrState();
}
if ($adjust)
{ $stream .= "q\n";
$stream .= fillTheForm(@BBox, $adjust);
$stream .= "\n/Gs0 gs\n";
$stream .= "/$namn Do\n";
$stream .= "Q\n";
}
elsif (($x) || ($y) || ($rotate) || ($size != 1)
|| ($xsize != 1) || ($ysize != 1))
{ $stream .= "q\n";
$stream .= calcMatrix($x, $y, $rotate, $size,
$xsize, $ysize, $BBox[2], $BBox[3]);
$stream .= "\n/Gs0 gs\n";
$stream .= "/$namn Do\n";
$stream .= "Q\n";
}
else
{ $stream .= "\n/Gs0 gs\n";
$stream .= "/$namn Do\n";
}
$sidXObject{$namn} = $refNr;
$sidExtGState{'Gs0'} = $defGState;
}
if ($runfil)
{ $infil = prep($infil);
$log .= "Form~$infil~$sidnr~$adjust~$effect~$tolerant";
$log .= "~$x~$y~$rotate~$size~$xsize~$ysize\n";
}
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
if (($effect ne 'print') && ($effect ne 'add'))
{ undef $namn;
}
if (wantarray)
{ my $images = 0;
if (exists $form{$fSource}[fIMAGES])
{ $images = scalar(@{$form{$fSource}[fIMAGES]});
}
return ($namn, $BBox[0], $BBox[1], $BBox[2],
$BBox[3], $images);
}
else
{ return $namn;
}
}
##########################################################
sub prDefaultGrState
##########################################################
{ $objNr++;
$defGState = $objNr;
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
$objekt[$objNr] = $pos;
my $utrad = "$objNr 0 obj" . '<</Type/ExtGState/SA false/SM 0.02/TR2 /Default'
. ">>endobj\n";
$pos += syswrite UTFIL, $utrad;
$objRef{'Gs0'} = $objNr;
return ('Gs0', $defGState);
}
######################################################
# En font lokaliseras och fontobjektet skrivs ev. ut
######################################################
sub findFont()
{ no warnings;
my $Font = shift || '';
if (! (exists $fontSource{$Font})) # Fonten måste skapas
{ if (exists $stdFont{$Font})
{ $Font = $stdFont{$Font};}
else
{ $Font = $genFont; } # Helvetica sätts om inget annat finns
if (! (exists $font{$Font}))
{ $objNr++;
$fontNr++;
my $fontAbbr = 'Ft' . $fontNr;
my $fontObjekt = "$objNr 0 obj<</Type/Font/Subtype/Type1" .
"/BaseFont/$Font/Encoding/WinAnsiEncoding>>endobj\n";
$font{$Font}[foINTNAMN] = $fontAbbr;
$font{$Font}[foREFOBJ] = $objNr;
$objRef{$fontAbbr} = $objNr;
$fontSource{$Font}[foSOURCE] = 'Standard';
$objekt[$objNr] = $pos;
$pos += syswrite UTFIL, $fontObjekt;
}
}
else
{ if (defined $font{$Font}[foREFOBJ]) # Finns redan i filen
{ ; }
else
{ if ($fontSource{$Font}[foSOURCE] eq 'Standard')
{ $objNr++;
$fontNr++;
my $fontAbbr = 'Ft' . $fontNr;
my $fontObjekt = "$objNr 0 obj<</Type/Font/Subtype/Type1" .
"/BaseFont/$Font/Encoding/WinAnsiEncoding>>endobj\n";
$font{$Font}[foINTNAMN] = $fontAbbr;
$font{$Font}[foREFOBJ] = $objNr;
$objRef{$fontAbbr} = $objNr;
$objekt[$objNr] = $pos;
$pos += syswrite UTFIL, $fontObjekt;
}
else
{ my $fSource = $fontSource{$Font}[foSOURCE];
my $ri = rindex($fSource, '_');
my $Source = substr($fSource, 0, $ri);
my $Page = substr($fSource, ($ri + 1));
if (! $fontSource{$Font}[foORIGINALNR])
{ errLog("Couldn't find $Font, aborts");
}
else
{ my $namn = extractObject($Source, $Page,
$fontSource{$Font}[foORIGINALNR], 'Font');
}
}
}
}
$aktuellFont[foEXTNAMN] = $Font;
$aktuellFont[foREFOBJ] = $font{$Font}[foREFOBJ];
$aktuellFont[foINTNAMN] = $font{$Font}[foINTNAMN];
$aktuellFont[foTYP] = $font{$Font}[foTYP];
$sidFont{$aktuellFont[foINTNAMN]} = $aktuellFont[foREFOBJ];
if (! $pos)
{ errLog("No output file, you have to call prFile first");
}
return ($aktuellFont[foINTNAMN], $aktuellFont[foEXTNAMN], $aktuellFont[foREFOBJ]);
}
sub skrivSida
{ my ($compressFlag, $streamObjekt, @extObj);
if ($checkCs)
{ @extObj = ($stream =~ m'/(\S+)\s*'gso);
checkContentStream(@extObj);
}
if (( $compress ) && ( length($stream) > 99 ))
{ my $output = compress($stream);
if ((length($output) > 25) && (length($output) < (length($stream))))
{ $stream = $output;
$compressFlag = 1;
}
}
if (! $parents[0])
{ $objNr++;
$parents[0] = $objNr;
}
my $parent = $parents[0];
##########################################
# Interaktiva funktioner läggs ev. till
##########################################
if ($interAktivSida)
{ my ($infil, $sidnr) = split(/\s+/, $interActive);
($NamesSaved, $AARootSaved, $AAPageSaved, $AcroFormSaved)
= AcroFormsEtc($infil, $sidnr);
}
##########################
# Skapa resursdictionary
##########################
my $resursDict = "/ProcSet[/PDF/Text]";
if (scalar %sidFont)
{ $resursDict .= '/Font << ';
my $i = 0;
for (keys %sidFont)
{ $resursDict .= "/$_ $sidFont{$_} 0 R";
}
$resursDict .= " >>";
}
if (scalar %sidXObject)
{ $resursDict .= '/XObject<<';
for (keys %sidXObject)
{ $resursDict .= "/$_ $sidXObject{$_} 0 R";
}
$resursDict .= ">>";
}
if (scalar %sidExtGState)
{ $resursDict .= '/ExtGState<<';
for (keys %sidExtGState)
{ $resursDict .= "\/$_ $sidExtGState{$_} 0 R";
}
$resursDict .= ">>";
}
if (scalar %sidPattern)
{ $resursDict .= '/Pattern<<';
for (keys %sidPattern)
{ $resursDict .= "/$_ $sidPattern{$_} 0 R";
}
$resursDict .= ">>";
}
if (scalar %sidShading)
{ $resursDict .= '/Shading<<';
for (keys %sidShading)
{ $resursDict .= "/$_ $sidShading{$_} 0 R";
}
$resursDict .= ">>";
}
if (scalar %sidColorSpace)
{ $resursDict .= '/ColorSpace<<';
for (keys %sidColorSpace)
{ $resursDict .= "/$_ $sidColorSpace{$_} 0 R";
}
$resursDict .= ">>";
}
my $resursObjekt;
if (exists $resurser{$resursDict})
{ $resursObjekt = $resurser{$resursDict}; # Fanns ett identiskt,
} # använd det
else
{ $objNr++;
if ( keys(%resurser) < 10)
{ $resurser{$resursDict} = $objNr; # Spara 10 första resursobjekten
}
$resursObjekt = $objNr;
$objekt[$objNr] = $pos;
$resursDict = "$objNr 0 obj<<$resursDict>>endobj\n";
$pos += syswrite UTFIL, $resursDict ;
}
my $sidObjekt;
if (! $touchUp)
{ #
# Contents objektet skapas
#
my $devX = "900";
my $devY = "900";
my $mellanObjekt = '<</Type/XObject/Subtype/Form/FormType 1';
if (defined $resursObjekt)
{ $mellanObjekt .= "/Resources $resursObjekt 0 R";
}
$mellanObjekt .= "/BBox \[$genLowerX $genLowerY $genUpperX $genUpperY\]" .
"/Matrix \[ 1 0 0 1 -$devX -$devY \]";
my $langd = length($stream);
$objNr++;
$objekt[$objNr] = $pos;
if (! $compressFlag)
{ $mellanObjekt = "$objNr 0 obj\n$mellanObjekt/Length $langd>>stream\n"
. $stream;
$mellanObjekt .= "endstream\nendobj\n";
}
else
{ $stream = "\n" . $stream . "\n";
$langd++;
$mellanObjekt = "$objNr 0 obj\n$mellanObjekt/Filter/FlateDecode"
. "/Length $langd>>stream" . $stream;
$mellanObjekt .= "endstream\nendobj\n";
}
$pos += syswrite UTFIL, $mellanObjekt;
$mellanObjekt = $objNr;
if (! defined $confuseObj)
{ $objNr++;
$objekt[$objNr] = $pos;
$stream = "\nq\n1 0 0 1 $devX $devY cm\n/Xwq Do\nq\n";
$langd = length($stream);
$confuseObj = $objNr;
$stream = "$objNr 0 obj<</Length $langd>>stream\n" . "$stream";
$stream .= "\nendstream\nendobj\n";
$pos += syswrite UTFIL, $stream;
}
$sidObjekt = "$sidObjNr 0 obj\n<</Type/Page/Parent $parent 0 R/Contents $confuseObj 0 R"
. "/MediaBox \[$genLowerX $genLowerY $genUpperX $genUpperY\]"
. "/Resources <</ProcSet[/PDF/Text]/XObject<</Xwq $mellanObjekt 0 R>>>>";
}
else
{ my $langd = length($stream);
$objNr++;
$objekt[$objNr] = $pos;
if (! $compressFlag)
{ $streamObjekt = "$objNr 0 obj<</Length $langd>>stream\n" . $stream;
$streamObjekt .= "\nendstream\nendobj\n";
}
else
{ $stream = "\n" . $stream . "\n";
$langd++;
$streamObjekt = "$objNr 0 obj<</Filter/FlateDecode"
. "/Length $langd>>stream" . $stream;
$streamObjekt .= "endstream\nendobj\n";
}
$pos += syswrite UTFIL, $streamObjekt;
$streamObjekt = $objNr;
##################################
# Så skapas och skrivs sidobjektet
##################################
$sidObjekt = "$sidObjNr 0 obj<</Type/Page/Parent $parent 0 R/Contents $streamObjekt 0 R"
. "/MediaBox \[$genLowerX $genLowerY $genUpperX $genUpperY\]"
. "/Resources $resursObjekt 0 R";
}
$stream = '';
my $tSida = $sida + 1;
if ((@annots)
|| (%links && @{$links{'-1'}})
|| (%links && @{$links{$tSida}}))
{ $sidObjekt .= '/Annots ' . mergeLinks() . ' 0 R';
}
if (defined $AAPageSaved)
{ $sidObjekt .= "/AA $AAPageSaved";
undef $AAPageSaved;
}