use warnings;
use strict;

use PDF::Reuse;

my %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');

my ($line, $string);

my $x = 25;
my $y = 710;

my ($xDim, $yDim, $xScale, $yScale, $pdf);

my $file = shift;

my $i = 1;

prFile('myFile.pdf');
prFontSize(7);

while (1)
{  my @vec = prForm( { file     => $file,
                       page     => $i,
                       effect   => 'add',
                       tolerant => 1 });
   my $form = $vec[0];
   if ($form eq '0')
   {  last;
   }
   if ($form)
   {  $xDim = $vec[3] - $vec[1];
      $yDim = $vec[4] - $vec[2];
      $xScale = 100 / $xDim;
      $yScale = 100 / $yDim;
      if ($xScale < $yScale)
      {  $yScale = $xScale;
      }
      else
      {  $xScale = $yScale;
      }
      $string  = "q\n";
      $string .= "$xScale 0 0 $yScale $x $y cm\n";  # scale and "move to"
      $string .= "/$form Do\n";
      $string .= "Q\n";
      prAdd($string);
   }
   else
   {  prText($x, ($y + 70), 'Can\'t be used by prForm.');
      prText($x, ($y + 60), 'Concatenate the streams.');
      prText($x, ($y + 50), 'Look at the documentation');
      prText($x, ($y + 40), 'for "prForm" how that can');
      prText($x, ($y + 30), 'be done ! Or use prDoc or');
      prText($x, ($y + 20), 'prSinglePage');
      $xDim = 0;
      $yDim = 0;
   }
   $line = 'Form : ' . $file . ' ' . $i . ' D: ' . $xDim . ' X ' . $yDim;
   prText($x, ($y - 15), $line);
   move();
   my $j = 0;
   my $images = $vec[5];
   while ($j < $images)
   {   $j++;
       my ($iName, $width, $height) = prImage({ file    => $file,
                                                page    => $i,
                                                imageNo => $j,
                                                effect  => 'add' } );

       if (($width < 101) && ($height < 101))
       {  $xDim = $width;
          $yDim = $height;
       }
       else
       {
          $xScale = 100 / $width;
          $yScale = 100 / $height;


          if ($xScale < $yScale)
          {  $yScale = $xScale;
          }
          else
          {  $xScale = $yScale;
          }
          $xDim = $xScale * $width;
          $yDim = $yScale * $height;

       }
       $string  = "q\n";
       $string .= "$xDim 0 0 $yDim $x $y cm\n";  # scale and "move to"
       $string .= "/$iName Do\n";
       $string .= "Q\n";
       prAdd($string);
       $line = 'Image :' . $file . ' ' . $i . ' ' . $j . ' D: '
              . $width . ' X ' . $height;
       prText($x, ($y - 15), $line);
       move();
   }
   $i++;

}

$x = 25;
$y -= 40;

if ($y < 100)
{  prPage();
   $y  = 710;
}
prFontSize(20);
prFont('TR');
prText($x, $y, 'Found "non-standard" fonts: ');

$y -= 40;

my ($intnamn, $extnamn, $oldIntNamn, $oldExtNamn, $f) = prFont();

my %font;
for my $font (keys %{$f})
{  if (exists $font{$font})
   {  next;
   }
   if ($y < 100)
   {  prPage();
      $y  = 710;
   }

   if (! exists $stdFont{$font})
   {  my @list = prFont($font);
      if ($list[1] eq $font)
      {   prFontSize(18);
          prFont('TR');
          prText($x, $y, "$font :");
          $y -= 25;
          prFontSize(10);
          prFont($font);
          prText($x, $y, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&\'()*+-./0123456789:;<=>?@');
          $y -= 14;
          prText($x, $y, 'abcdefghijklmnopqrstuvwxyz{|}~\305\304\326\345\344\366[\]^_´`');
          $y -= 40;
      }
   }
   # $font{$font}++;
}

prEnd();


sub move
{   if ($x > 400)
     {  $x = 25;
        $y -= 120;
     }
     else
     {  $x += 200;
     }
    if ($y < 0)
     {  prPage();
        $x = 25;
        $y = 710;
     }
}

__END__

=head1 AUTHOR

Lars Lundberg larslund@cpan.org
Chris Nighswonger cnighs@cpan.org

=head1 COPYRIGHT

Copyright (C) 2003 - 2004   Lars Lundberg, Solidez HB.
Copyright (C) 2005          Karin Lundberg.
Copyright (C) 2006 - 2010   Lars Lundberg, Solidez HB.
Copyright (C) 2010 - 2019   Chris Nighswonger

=head1 LICENSE

This program is free software; you can redistribute it and/or
modify it under the same terms as Perl itself.