#!/usr/bin/perl
#=======================================================================
#    ____  ____  _____              _    ____ ___   ____
#   |  _ \|  _ \|  ___|  _   _     / \  |  _ \_ _| |___ \
#   | |_) | | | | |_    (_) (_)   / _ \ | |_) | |    __) |
#   |  __/| |_| |  _|    _   _   / ___ \|  __/| |   / __/
#   |_|   |____/|_|     (_) (_) /_/   \_\_|  |___| |_____|
#
#   A Perl Module Chain to faciliate the Creation and Modification
#   of High-Quality "Portable Document Format (PDF)" Files.
#
#   Copyright 1999-2004 Alfred Reibenschuh <areibens@cpan.org>.
#
#=======================================================================
#
#   PERMISSION TO USE, COPY, MODIFY, AND DISTRIBUTE THIS FILE FOR
#   ANY PURPOSE WITH OR WITHOUT FEE IS HEREBY GRANTED, PROVIDED THAT
#   THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE APPEAR IN ALL
#   COPIES.
#
#   THIS FILE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
#   WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
#   IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
#   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
#   USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
#   ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
#   OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
#   OF THE USE OF THIS FILE, EVEN IF ADVISED OF THE POSSIBILITY OF
#   SUCH DAMAGE.
#
#   $Id: 022_truefonts,v 2.2 2007/04/07 10:26:23 areibens Exp $
#
#=======================================================================
use lib qw{ ../lib };
use File::Basename;
use PDF::API2;
use PDF::API2::Util;
use Unicode::UCD 'charinfo';
use Getopt::Long;

my $sx=33;
my $sy=45;
my $fx=20;
my $LoremIpsum=q|Sed ut perspiciatis, unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam eaque ipsa, quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt, explicabo. Nemo enim ipsam voluptatem, quia voluptas sit, aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos, qui ratione voluptatem sequi nesciunt, neque porro quisquam est, qui dolorem ipsum, quia dolor sit, amet, consectetur, adipisci velit, sed quia non numquam eius modi tempora incidunt, ut labore et dolore magnam aliquam quaerat voluptatem. Ut enim ad minima veniam, quis nostrum exercitationem ullam corporis suscipit laboriosam, nisi ut aliquid ex ea commodi consequatur? Quis autem vel eum iure reprehenderit, qui in ea voluptate velit esse, quam nihil molestiae consequatur, vel illum, qui dolorem eum fugiat, quo voluptas nulla pariatur? At vero eos et accusamus et iusto odio dignissimos ducimus, qui blanditiis praesentium voluptatum deleniti atque corrupti, quos dolores et quas molestias excepturi sint, obcaecati cupiditate non provident, similique sunt in culpa, qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio, cumque nihil impedit, quo minus id, quod maxime placeat, facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Temporibus autem quibusdam et aut officiis debitis aut rerum necessitatibus saepe eveniet, ut et voluptates repudiandae sint et molestiae non recusandae. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.|;
my $encoding='latin1';

GetOptions(
    "encode|e=s" => \$encoding,
);

foreach $fn (@ARGV) {

    $pdf=PDF::API2->new(-file => basename($0).'.'.basename($fn).".pdf");

    $f1=$pdf->corefont('Helvetica', -encode => 'latin1');
    $f2=$pdf->corefont('Helvetica-Bold', -encode => 'latin1');

    print STDERR "\n$fn\n";

    my $font=$pdf->ttfont($fn, -encode => $encoding);
	$font->data->{nosubset}=1;
    if(1)
    {
        my $page = $pdf->page;
        $page->mediabox(595,842);

        my $gfx=$page->gfx;

        my $txt=$page->text;
            $txt->font($font,$fx);

        my $txt2=$page->text;
        #delete $txt->{Filter};
        #delete $txt2->{Filter};

        $txt2->textlabel(50,800,$f1,20,"font='".$font->fontname."'");
        $txt2->textlabel(50,780,$f1,20,"encoding='$encoding'");

        $txt2->font($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)));
            }
        }
    }

    my @cids=(0 .. $font->glyphNum-1);
    my @fbbx = $font->fontbbox;
    my $xw = int(($fbbx[2]-$fbbx[0])/20)*20;
    my $yw = int(($fbbx[3]-$fbbx[1])/20)*20;
    my $fw = $xw>$yw ? $yw : $xw;
    my $mw=800/$fw;
    my $y0=int((20-$fbbx[1])/20)*20*$mw;

    while(scalar @cids>0) {

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

        $gfx=$page->gfx;
        #delete $gfx->{Filter};

        foreach my $y (750,700,650,600,550,500,450,400,350,300,250,200,150,100,50) {
            foreach my $x (50,100,150,200,250,300,350,400,450,500) {
                my $xo=shift @cids;
                $gfx->save;
                $gfx->fillcolor('black');
                $gfx->transform(-translate => [$x, $y], -scale => [0.045, 0.045]);

                $gfx->linewidth(10);
                $gfx->rect(0,0,1000,1000);
                $gfx->stroke;

                my $wx=$font->wxByCId($xo)*$mw;
                my $x0=(1000-$wx)/2;

                $gfx->linedash(10,20);
                $gfx->linewidth(0.5);
                $gfx->move($x0,0);
                $gfx->line($x0,1000);
                $gfx->move($x0+$wx,1000);
                $gfx->line($x0+$wx,0);
                $gfx->move(0,$y0);
                $gfx->line(1000,$y0);
                $gfx->stroke;

                $gfx->textstart;
                $gfx->font($font,1000*$mw);
                $gfx->translate($x0,$y0);
                $gfx->add($font->text_cid(pack('n',$xo)),'Tj');

                $gfx->font($f1,100);
                $gfx->hspace(80);
                $gfx->translate(25,860);
                $gfx->text("G+$xo"); 
                $gfx->translate(25,10);
                $gfx->text(sprintf('U+0x%04X',$font->uniByCId($xo)));

                my $name=$font->glyphByCId($xo);
                if($name eq '') {
                    $gfx->fillcolor('red');
                    $name="NONE";
                } else {
                    $gfx->fillcolor('blue');
                }

                $gfx->hspace(70);
                $gfx->translate(975,860);
                $gfx->text_right($name);

                $gfx->fillcolor('black');
                $gfx->translate(975,10);
                $gfx->text_right('wx='.$font->wxByCId($xo));

                $gfx->fillcolor('#008000');
                $gfx->translate(500,950);
                $gfx->hspace(70);
                my $ci = charinfo($font->uniByCId($xo) || 0);
                $gfx->font($f2,50);
                $gfx->text_center($ci->{name});

                $gfx->textend;
                $gfx->restore;

                last unless(scalar @cids>0);
            }
            last unless(scalar @cids>0);
        }
        print STDERR ".";
        $pdf->finishobjects($page,$gfx);
    }
    
    my $text=$LoremIpsum;

    $page = $pdf->page;
    $page->mediabox(595,842);
    $gfx=$page->gfx;
    $gfx->transform(-translate => [50, 800]);
    $gfx->textstart;
    $gfx->fillcolor('black');
    $gfx->font($font,18);
    $gfx->lead(18*1.25);
    my $toprint;
    while($text ne '')
    {
    	($toprint,$text)=$gfx->_text_fill_line($text,500,0);
    	$gfx->text($toprint);
    	$gfx->nl;
    }
    $gfx->textend;
    
    $pdf->save;
    $pdf->end;
}

exit;

__END__

=head1 HISTORY

    $Log: 022_truefonts,v $
    Revision 2.2  2007/04/07 10:26:23  areibens
    added lorem ipsum page

    Revision 2.1  2006/06/19 19:20:13  areibens
    added details

    Revision 2.0  2005/11/16 02:16:00  areibens
    revision workaround for SF cvs import not to screw up CPAN

    Revision 1.2  2005/11/16 01:27:48  areibens
    genesis2

    Revision 1.1  2005/11/16 01:19:24  areibens
    genesis

    Revision 1.3  2005/09/12 16:55:05  fredo
    various updates

    Revision 1.2  2004/12/31 02:58:49  fredo
    no message

    Revision 1.1  2004/04/06 23:04:06  fredo
    genesis


=cut