Image

head

code

item

root

para

L<Examples| file:../examples/index.podlite>


L<Download |file:../download/index.podlite>


React

=begin React :component<HeaderCol> :id<menu> 
=para L<Documentation|/doc/introduction>
=para L<Modules| /mods>
=para L<Examples| file:../examples/index.podlite>
=para L<Download |file:../download/index.podlite>
=para L<About|file:../about/index.podlite>
=para 🔍 K<⌘K>/K<ctrl-K>
=end React


HEADER

FOOTER

README

table_cell

table_row

table

#| Embedding class for Type1 Fonts
class PDF::Font::Loader::Type1::Stream {

    use Native::Packing :Endian;
    use Font::FreeType::Face;
    has UInt @.length;
    has buf8 $.decoded;

    enum (:Marker(0x80), :Ascii(1), :Binary(2));

    constant PFA-Header = ('%'.ord, '!'.ord);
    constant PFB-Header = (Marker, Ascii);

    subset PFA-Buf of buf8 where { .[0..1] ~~ PFA-Header }
    subset PFB-Buf of buf8 where { .[0..1] ~~ PFB-Header }

    class PFB-Section does Native::Packing[Vax] {
        has uint8 $.start-marker;
        has uint8 $.format;
        has uint32 $.length;
    }
    subset PFB-Text-Section of PFB-Section where {
        .start-marker == Marker|-128 && .format == Ascii
    }
    subset PFB-Binary-Section of PFB-Section where {
        .start-marker == Marker|-128 && .format == Binary
    }

    multi submethod TWEAK(PFA-Buf :$buf!) {
        my $ascii = $buf.decode: "latin-1";
        my $header;
        my uint8 @body;
        my $trailer;
        for $ascii.lines {
            if /^'%!'/ ff /'eexec'$/ {
                $header ~= $_ ~ "\n";
            }
            elsif /^'0'+$/ ff * {
                $trailer ~= $_ ~ "\n";
            }
            else {
                @body.append: .comb.map: -> $a, $b { :16($a ~ $b) };
            }
        }
        $!decoded .= new;
        @!length = [];
        for $header.encode("latin-1"), @body, $trailer.encode("latin-1") {
            $!decoded.append: .list;
            @!length.push: .elems;
        }
    }

    multi submethod TWEAK(PFB-Buf :$buf!) {
        $!decoded .= new;
        @!length = [];
        my uint8 $marker = 0;
        my uint32 $offset = 0;

        for PFB-Text-Section, PFB-Binary-Section, PFB-Text-Section -> \type {
            $marker++;
            my $header = PFB-Section.unpack($buf, :$offset);
            die "corrupt PFB at marker-$marker, byte offset: $offset"
                unless $header ~~ type;
            $!decoded.append: $buf.subbuf($offset + $header.bytes, $header.length);
            @!length.push: $header.length;
            $offset += $header.bytes + $header.length;
        }
    }

    multi submethod TWEAK(buf8 :$buf!) {
        die "unable to handle postscript buffer. Not in 'PFA' or 'PFB' format";
    }
}



Type1 fonts are embedded in PDF font-file streams as either `pfa` (ascii) or `pfb` binary formats. This class facilities reading or writing of these font streams.


Stream

The Raku Knowledge Base


=begin React :component<HeaderCol> :id<footer>  
=begin nested :!nested
=item1 B<Language>
    =item2 L<Get started|file:../getting-started/getting-started.podlite>
    =item2 L<Why Raku?|/doc/language/faq#Why-should-I-learn-Raku-What's-so-great-about-it>
    =item2 L<Try Raku|https://glot.io/new/raku>
    =item2 L<Raku cheat sheet|https://github.com/Raku/mu/blob/master/docs/Perl6/Cheatsheet/cheatsheet.txt>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<Raku on Exercism|https://exercism.org/tracks/raku>
    =item2 L<Wikipedia|https://en.wikipedia.org/wiki/Raku_(programming_language)>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>

=end nested
=begin nested :!nested

=item1 B<L<Documentation|/doc>>
    =item2 L<Getting started, Migration guides from other languages, & Tutorials | file:../doc/introduction.podlite>
    =item2 L<Language References|file:../doc/reference.podlite>
    =item2 L<Type Reference| file:../doc/types.podlite>
    =item2 L<Miscellaneous| file:../doc/miscellaneous.podlite>
    =item2 L<FAQs (Frequently Asked Questions)|/doc/language/faq>
    =item2 L<Community|/doc/language/community>
    =item2 L<The list of all documents|file:../doc/index.podlite>

=item1 B<Resources>
    =item2 L<The Raku Guide|https://raku.guide/>
    =item2 L<Books |https://perl6book.com/>
    =item2 L<Rosetta Code | https://www.raku.org/community/rosettacode>

=end nested
=begin nested :!nested

=item1 B<Resoures>
    =item2 L<Download | file:../download/index.podlite>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>

=item1 B<Learning>
    =item2 L<The Raku Guide|https://raku.guide/>
    =item2 L<Wikibook |https://en.wikibooks.org/wiki/Raku_Programming>
    =item2 L<Books |https://perl6book.com/>
    =item2 L<Rosetta Code | https://www.raku.org/community/rosettacode>
    =item2 L<Learn Raku in Y minutes|https://learnxinyminutes.com/docs/raku/>
    =item2 L<Golfing |https://github.com/AlexDaniel/raku-golf-cheatsheet>
=end nested
=begin nested :!nested

=item1 B<Explore>
    =item2 L<Raku Blog Aggregator|https://planet.raku.org/>
    =item2 L<Rakudo Weekly|https://rakudoweekly.blog/>
    =item2 L<The Weekly Challenge |https://perlweeklychallenge.org/>
    =item2 L<Raku Advent Calendar|https://raku-advent.blog/>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>

=end nested
=end React


=begin React :component<CookieConsent> :id<CookieConsent> :buttonCaption("Got it!")
=para
This website uses cookies for analytics.
=end React


README

Name

Synopsis

Description

Classes in this distribution

Install

PDF::Font::Loader v0.7.5

Authors

License

Dependencies

Test Dependencies

Provides

Documentation