package PDF::API2::Resource::CIDFont::CJKFont;
use base 'PDF::API2::Resource::CIDFont';
use strict;
no warnings qw[ deprecated recursion uninitialized ];
our $VERSION = '2.030'; # VERSION
use PDF::API2::Util;
use PDF::API2::Basic::PDF::Utils;
our $fonts = {};
our $cmap = {};
our $alias;
our $subs;
=head1 NAME
PDF::API2::Resource::CIDFont::CJKFont - Base class for CJK fonts
=head1 METHODS
=over
=item $font = PDF::API2::Resource::CIDFont::CJKFont->new $pdf, $cjkname, %options
Returns a cjk-font object.
Traditional Chinese: Ming Ming-Bold Ming-Italic Ming-BoldItalic
Simplified Chinese: Song Song-Bold Song-Italic Song-BoldItalic
Korean: MyungJo MyungJo-Bold MyungJo-Italic MyungJo-BoldItalic
Japanese (Mincho): KozMin KozMin-Bold KozMin-Italic KozMin-BoldItalic
Japanese (Gothic): KozGo KozGo-Bold KozGo-Italic KozGo-BoldItalic
Defined Options:
-encode ... specify fonts encoding for non-utf8 text.
=cut
sub _look_for_font {
my $fname=lc(shift);
$fname=~s/[^a-z0-9]+//gi;
$fname=$alias->{$fname} if(defined $alias->{$fname});
return({%{$fonts->{$fname}}}) if(defined $fonts->{$fname});
if(defined $subs->{$fname}) {
my $data=_look_for_font($subs->{$fname}->{-alias});
foreach my $k (keys %{$subs->{$fname}}) {
next if($k=~/^\-/);
if(substr($k,0,1) eq '+')
{
$data->{substr($k,1)}.=$subs->{$fname}->{$k};
}
else
{
$data->{$k}=$subs->{$fname}->{$k};
}
}
$fonts->{$fname}=$data;
return({%{$data}})
}
eval "require 'PDF/API2/Resource/CIDFont/CJKFont/$fname.data'";
unless($@){
return({%{$fonts->{$fname}}});
} else {
die "requested font '$fname' not installed ";
}
}
sub _look_for_cmap {
my $fname=lc(shift);
$fname=~s/[^a-z0-9]+//gi;
return({%{$cmap->{$fname}}}) if(defined $cmap->{$fname});
eval "require \"PDF/API2/Resource/CIDFont/CMap/$fname.cmap\"";
unless($@){
return({%{$cmap->{$fname}}});
} else {
die "requested cmap '$fname' not installed ";
}
}
sub new {
my ($class,$pdf,$name,@opts) = @_;
my %opts=();
%opts=@opts if((scalar @opts)%2 == 0);
$opts{-encode}||='ident';
my $data = _look_for_font($name);
my $cmap = _look_for_cmap($data->{cmap});
$data->{u2g} = { %{$cmap->{u2g}} };
$data->{g2u} = [ @{$cmap->{g2u}} ];
$class = ref $class if ref $class;
my $self=$class->SUPER::new($pdf,$data->{apiname}.pdfkey());
$pdf->new_obj($self) if(defined($pdf) && !$self->is_obj($pdf));
$self->{' data'}=$data;
my $des=$self->descrByData;
my $de=$self->{' de'};
if(defined $opts{-encode} && $opts{-encode} ne 'ident') {
$self->data->{encode}=$opts{-encode};
}
my $emap={
'reg'=>'Adobe',
'ord'=>'Identity',
'sup'=> 0,
'map'=>'Identity',
'dir'=>'H',
'dec'=>'ident',
};
if(defined $cmap->{ccs}) {
$emap->{reg}=$cmap->{ccs}->[0];
$emap->{ord}=$cmap->{ccs}->[1];
$emap->{sup}=$cmap->{ccs}->[2];
}
#if(defined $cmap->{cmap} && defined $cmap->{cmap}->{$opts{-encode}} ) {
# $emap->{dec}=$cmap->{cmap}->{$opts{-encode}}->[0];
# $emap->{map}=$cmap->{cmap}->{$opts{-encode}}->[1];
#} elsif(defined $cmap->{cmap} && defined $cmap->{cmap}->{'utf8'} ) {
# $emap->{dec}=$cmap->{cmap}->{'utf8'}->[0];
# $emap->{map}=$cmap->{cmap}->{'utf8'}->[1];
#}
$self->data->{decode}=$emap->{dec};
$self->{'BaseFont'} = PDFName($self->fontname."-$emap->{map}-$emap->{dir}");
$self->{'Encoding'} = PDFName("$emap->{map}-$emap->{dir}");
$de->{'FontDescriptor'} = $des;
$de->{'Subtype'} = PDFName('CIDFontType0');
$de->{'BaseFont'} = PDFName($self->fontname);
$de->{'DW'} = PDFNum($self->missingwidth);
$de->{'CIDSystemInfo'}->{Registry} = PDFStr($emap->{reg});
$de->{'CIDSystemInfo'}->{Ordering} = PDFStr($emap->{ord});
$de->{'CIDSystemInfo'}->{Supplement} = PDFNum($emap->{sup});
## $de->{'CIDToGIDMap'} = PDFName($emap->{map}); # ttf only
return($self);
}
=item $font = PDF::API2::Resource::CIDFont::CJKFont->new_api $api, $cjkname, %options
Returns a cjk-font object. This method is different from 'new' that
it needs an PDF::API2-object rather than a Text::PDF::File-object.
=cut
sub new_api {
my ($class,$api,@opts)=@_;
my $obj=$class->new($api->{pdf},@opts);
$api->{pdf}->out_obj($api->{pages});
return($obj);
}
sub tounicodemap {
my $self=shift @_;
# noop since pdf knows its char-collection
return($self);
}
sub glyphByCId
{
my ($self,$cid)=@_;
my $uni = $self->uniByCId($cid);
return( nameByUni($uni) );
}
sub outobjdeep {
my ($self, $fh, $pdf, %opts) = @_;
my $notdefbefore=1;
my $wx=PDFArray();
$self->{' de'}->{'W'} = $wx;
my $ml;
foreach my $w (0..(scalar @{$self->data->{g2u}} - 1 )) {
if(ref($self->data->{wx}) eq 'ARRAY'
&& (defined $self->data->{wx}->[$w])
&& ($self->data->{wx}->[$w] != $self->missingwidth)
&& $notdefbefore==1)
{
$notdefbefore=0;
$ml=PDFArray();
$wx->add_elements(PDFNum($w),$ml);
$ml->add_elements(PDFNum($self->data->{wx}->[$w]));
}
elsif(ref($self->data->{wx}) eq 'HASH'
&& (defined $self->data->{wx}->{$w})
&& ($self->data->{wx}->{$w} != $self->missingwidth)
&& $notdefbefore==1)
{
$notdefbefore=0;
$ml=PDFArray();
$wx->add_elements(PDFNum($w),$ml);
$ml->add_elements(PDFNum($self->data->{wx}->{$w}));
}
elsif(ref($self->data->{wx}) eq 'ARRAY'
&& (defined $self->data->{wx}->[$w])
&& ($self->data->{wx}->[$w] != $self->missingwidth)
&& $notdefbefore==0)
{
$notdefbefore=0;
$ml->add_elements(PDFNum($self->data->{wx}->[$w]));
}
elsif(ref($self->data->{wx}) eq 'HASH'
&& (defined $self->data->{wx}->{$w})
&& ($self->data->{wx}->{$w} != $self->missingwidth)
&& $notdefbefore==0)
{
$notdefbefore=0;
$ml->add_elements(PDFNum($self->data->{wx}->{$w}));
}
else
{
$notdefbefore=1;
}
}
$self->SUPER::outobjdeep($fh, $pdf, %opts);
}
BEGIN {
$alias={
'traditional' => 'adobemingstdlightacro',
'traditionalbold' => 'mingbold',
'traditionalitalic' => 'mingitalic',
'traditionalbolditalic' => 'mingbolditalic',
'ming' => 'adobemingstdlightacro',
'simplified' => 'adobesongstdlightacro',
'simplifiedbold' => 'songbold',
'simplifieditalic' => 'songitalic',
'simplifiedbolditalic' => 'songbolditalic',
'song' => 'adobesongstdlightacro',
'korean' => 'adobemyungjostdmediumacro',
'koreanbold' => 'myungjobold',
'koreanitalic' => 'myungjoitalic',
'koreanbolditalic' => 'myungjobolditalic',
'myungjo' => 'adobemyungjostdmediumacro',
'japanese' => 'kozminproregularacro',
'japanesebold' => 'kozminbold',
'japaneseitalic' => 'kozminitalic',
'japanesebolditalic' => 'kozminbolditalic',
'kozmin' => 'kozminproregularacro',
'kozgo' => 'kozgopromediumacro',
};
$subs={
# Chinese Traditional (ie. Taiwan) Fonts
'mingitalic' => {
'-alias' => 'adobemingstdlightacro',
'+fontname' => ',Italic',
},
'mingbold' => {
'-alias' => 'adobemingstdlightacro',
'+fontname' => ',Bold',
},
'mingbolditalic' => {
'-alias' => 'adobemingstdlightacro',
'+fontname' => ',BoldItalic',
},
# Chinese Simplified (ie. Mainland China) Fonts
'songitalic' => {
'-alias' => 'adobesongstdlightacro',
'+fontname' => ',Italic',
},
'songbold' => {
'-alias' => 'adobesongstdlightacro',
'+fontname' => ',Bold',
},
'songbolditalic' => {
'-alias' => 'adobesongstdlightacro',
'+fontname' => ',BoldItalic',
},
# Japanese Gothic (ie. sans) Fonts
'kozgoitalic' => {
'-alias' => 'kozgopromediumacro',
'+fontname' => ',Italic',
},
'kozgobold' => {
'-alias' => 'kozgopromediumacro',
'+fontname' => ',Bold',
},
'kozgobolditalic' => {
'-alias' => 'kozgopromediumacro',
'+fontname' => ',BoldItalic',
},
# Japanese Mincho (ie. serif) Fonts
'kozminitalic' => {
'-alias' => 'kozminproregularacro',
'+fontname' => ',Italic',
},
'kozminbold' => {
'-alias' => 'kozminproregularacro',
'+fontname' => ',Bold',
},
'kozminbolditalic' => {
'-alias' => 'kozminproregularacro',
'+fontname' => ',BoldItalic',
},
# Korean Fonts
'myungjoitalic' => {
'-alias' => 'adobemyungjostdmediumacro',
'+fontname' => ',Italic',
},
'myungjobold' => {
'-alias' => 'adobemyungjostdmediumacro',
'+fontname' => ',Bold',
},
'myungjobolditalic' => {
'-alias' => 'adobemyungjostdmediumacro',
'+fontname' => ',BoldItalic',
},
};
}
=back
=cut
1;