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wakaba |
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require 5.7.3; |
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package Encode::EUCFixed; |
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use strict; |
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use vars qw(%DEFAULT $VERSION); |
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$VERSION=do{my @r=(q$Revision: 1.1 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r}; |
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package Encode::EUCFixed::JP; |
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use base qw(Encode::Encoding); |
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__PACKAGE__->Define (qw/Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese/); |
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sub encode ($$;$) { |
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my ($obj, $str, $chk) = @_; |
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$_[1] = '' if $chk; |
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$str = Encode::encode ('euc-jp', $str); |
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$str =~ s{ |
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([\x00-\x8D\x90-\xA0\xFF]) ## CS0: ASCII |
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#([\xA0-\xFE][\xA0-\xFE]) ## CS1: JIS X 0208-1990 |
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|\x8E([\xA0-\xFE]) ## CS2: JIS X 0201 Katakana |
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|\x8F([\xA0-\xFE])([\xA0-\xFE]) ## CS3: JIS X 0212-1990 |
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}{ |
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my ($c0, $c2, $c31, $c32) = ($1, $2, $3, $4); |
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if ($c0) { "\x00".$c0 } |
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elsif ($c2) { "\x00".$c2 } |
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else { $c31 =~ tr/\xA1-\xFE/\x21-\x7E/; $c31.$c32 } |
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}gex; |
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return $str; |
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} |
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sub decode ($$;$) { |
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my ($obj, $str, $chk) = @_; |
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$_[1] = '' if $chk; |
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$str =~ s{ |
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\x00([\x00-\xA0\xFF]) ## CS0: ASCII |
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#([\xA1-\xFE][\xA1-\xFE]) ## CS1: JIS X 0208-1990 |
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|\x00([\xA1-\xFE]) ## CS2: JIS X 0201 Katakana |
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|([\x21-\x7E][\xA1-\xFE]) ## CS3: JIS X 0201-1990 |
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}{ |
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my ($c0, $c1, $c3) = ($1, $2, $3); |
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if ($c0) { $c0 } |
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elsif ($c1) { $c1 =~ tr/\x80-\xFF/\x00-\x7F/; $c1 } |
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else { $c3 =~ tr/\x80-\xFF/\x00-\x7F/; $c3 } |
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}gex; |
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return Encode::decode ('euc-jp', $str); |
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} |
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package Encode::EUCFixed::TW; |
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use base qw(Encode::Encoding); |
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__PACKAGE__->Define (qw/cns-11643-1986-appendix/); |
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sub encode ($$;$) { |
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require Encode::HanExtra; |
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my ($obj, $str, $chk) = @_; |
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$_[1] = '' if $chk; |
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$str = Encode::encode ('euc-tw', $str); |
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$str =~ s{ |
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([\x00-\x8D\x90-\xA0\xFF]) ## CS0: ASCII |
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#([\xA0-\xFE][\xA0-\xFE]) ## CS1: CNS 11643 plane 1 |
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|\x8E\xA1([\xA0-\xFE][\xA0-\xFE]) ## CNS 11643 plane 1 |
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|\x8E\xA2([\xA0-\xFE])([\xA0-\xFE]) ## CNS 11643 plane 2 |
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|\x8E([\xA3-\xFE][\xA0-\xFE][\xA0-\xFE]) |
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}{ |
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my ($c0, $p1, $p21, $p22, $p3) = ($1, $2, $3, $4, $5); |
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if ($c0) { "\x00".$c0 } |
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elsif ($p1) { $p1 } |
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elsif ($p21) { $p22 =~ tr/\xA1-\xFE/\x21-\x7E/; $p21.$p22 } |
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else { "\x00\x3F" } ## BUG: don't use fallback |
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}gex; |
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return $str; |
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} |
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sub decode ($$;$) { |
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require Encode::HanExtra; |
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my ($obj, $str, $chk) = @_; |
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$_[1] = '' if $chk; |
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$str =~ s{ |
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\x00([\x00-\xFF]) ## CS0: ASCII |
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#([\xA1-\xFE][\xA1-\xFE]) ## CS1: CNS 11643 plane 1 |
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|([\xA1-\xFE][\x21-\x7E]) ## CNS 11643 plane 2 |
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}{ |
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my ($c0, $p2) = ($1, $2); |
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if ($c0) { $c0 } |
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else { $p2 =~ tr/\x21-\x7E/\xA1-\xFE/; $p2 } |
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}gex; |
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return Encode::decode ('euc-tw', $str); |
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} |
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1; |
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__END__ |
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=head1 NAME |
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Encode::EUCFixed --- Fixed width (or wide) coding system of EUC |
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=head1 LICENSE |
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Copyright 2002 wakaba <w@suika.fam.cx> |
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This library is free software; you can redistribute it |
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and/or modify it under the same terms as Perl itself. |
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=head1 CHANGE |
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Last update $Date: 2002/07/21 05:49:51 $ |
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=cut |
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