File: 024_bmpfonts

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libpdf-api2-perl 2.019-1%2Bdeb7u1
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#!/usr/bin/perl

use PDF::API2;
use PDF::API2::Util;

use PDF::API2::Resource::Font::BdFont;

use Data::Dumper;

my $data=PDF::API2::Resource::Font::BdFont->readBDF($ARGV[0]);

print Dumper($data);

$pdf=PDF::API2->new;

foreach my $char (@{$data->{char2}}) {
    my $page = $pdf->page;
    $page->mediabox('A4'); # 595,842

    my $gfx=$page->gfx;
    print "C: $char->{NAME} ($char->{ENCODING})\n";
    my @bbx=@{$char->{BBX}};

    my $stream=pack('H*',$char->{hex});
    
    my $y=$bbx[1];
    next unless($y);
    my $x=8*length($stream)/$y;

    my $img=qq|q $x 0 0 $y 50 50 cm
BI
/Interpolate false/Decode [1 0]/H $y/W $x/BPC 1/CS/G
ID $stream
EI 
Q|;

    $gfx->add($img);
    delete $gfx->{Filter};
}


my $sx=33;
my $sy=45;
my $fx=20;

my $f1=$pdf->corefont('Helvetica');

my $font=$pdf->bdfont($ARGV[0]);

my $page = $pdf->page;
$page->mediabox(595,842);

my $gfx=$page->gfx;

my $txt=$page->text;
$txt->strokecolor('#000');
$txt->fillcolor('#000');
$txt->font($font,$fx);

my $txt2=$page->text;

$txt2->translate(50,800);
$txt2->font($f1,20);
$txt2->text("font='".$font->fontname." / ".$font->name."'");

$txt2->font($f1,5);
$txt2->hspace(80);

my $u=$font->underlineposition*$fx/1000;

foreach $x (0..15) {
    print STDERR ".";
    foreach $y (0..15) {
        $txt->translate(50+($sx*$x),50+($sy*$y));
        $txt->text(chr($y*16+$x));

        my $wx=$font->width(chr($y*16+$x))*$fx;

        $gfx->strokecolor('lightblue');
        $gfx->move(50+($sx*$x),50+($sy*$y)+$fx);
        $gfx->line(50+($sx*$x),50+($sy*$y)+$u);
        $gfx->line(50+($sx*$x)+$wx,50+($sy*$y)+$u);
        $gfx->line(50+($sx*$x)+$wx,50+($sy*$y)+$fx);
        $gfx->close;
        $gfx->stroke;

        $gfx->strokecolor('gray');
        $gfx->move(50+($sx*$x),50+($sy*$y));
        $gfx->line(50+($sx*$x)+$wx,50+($sy*$y));
        $gfx->stroke;

        $txt2->translate(50+($sx*$x)-2,50+($sy*$y)-6);
        $txt2->text_right($y*16+$x);
        $txt2->translate(50+($sx*$x)-2,50+($sy*$y)-11);
        $txt2->text_right(sprintf('U=0x%04X',$font->uniByEnc($y*16+$x)));
        $txt2->translate(50+($sx*$x)-2,50+($sy*$y)-16);
        $txt2->text_right($font->glyphByEnc($y*16+$x));
        $txt2->translate(50+($sx*$x)-2,50+($sy*$y)-21);
        $txt2->text_right(sprintf('wx=%i',$font->wxByEnc($y*16+$x)));
    }
}

delete $gfx->{Filter};
delete $txt->{Filter};
delete $txt2->{Filter};
$pdf->{pdf}->{' version'}=4;
$pdf->saveas("$0.pdf");

$pdf->end();


__END__