Initial Commit

database/perl/vendor/lib/Imager/File/ICO.pm

@@ -0,0 +1,176 @@
+package Imager::File::ICO;
+use 5.006;
+use strict;
+use Imager;
+
+BEGIN {
+  our $VERSION = "0.07";
+  
+  require XSLoader;
+  XSLoader::load('Imager::File::ICO', $VERSION);
+}
+
+Imager->register_reader
+  (
+   type=>'ico',
+   single => 
+   sub { 
+     my ($im, $io, %hsh) = @_;
+     my $masked = 
+       exists $hsh{ico_masked} ? $hsh{ico_masked} : 1;
+     my $alpha_masked =
+       exists $hsh{ico_alpha_masked} ? $hsh{ico_alpha_masked} : 0;
+
+     $im->{IMG} = i_readico_single($io, $hsh{page} || 0, $masked,
+				   $alpha_masked);
+
+     unless ($im->{IMG}) {
+       $im->_set_error(Imager->_error_as_msg);
+       return;
+     }
+     return $im;
+   },
+   multiple =>
+   sub {
+     my ($io, %hsh) = @_;
+     
+     my $masked = 
+       exists $hsh{ico_masked} ? $hsh{ico_masked} : 1;
+     my @imgs = i_readico_multi($io, $masked);
+     unless (@imgs) {
+       Imager->_set_error(Imager->_error_as_msg);
+       return;
+     }
+     return map { 
+       bless { IMG => $_, DEBUG => $Imager::DEBUG, ERRSTR => undef }, 'Imager'
+     } @imgs;
+   },
+  );
+
+# the readers can read CUR files too
+Imager->register_reader
+  (
+   type=>'cur',
+   single => 
+   sub { 
+     my ($im, $io, %hsh) = @_;
+     my $masked = 
+       exists $hsh{ico_masked} ? $hsh{ico_masked} : 1;
+     my $alpha_masked =
+       exists $hsh{ico_alpha_masked} ? $hsh{ico_alpha_masked} : 0;
+     $im->{IMG} = i_readico_single($io, $hsh{page} || 0, $masked,
+				   $alpha_masked);
+
+     unless ($im->{IMG}) {
+       $im->_set_error(Imager->_error_as_msg);
+       return;
+     }
+     return $im;
+   },
+   multiple =>
+   sub {
+     my ($io, %hsh) = @_;
+     
+     my $masked = 
+       exists $hsh{ico_masked} ? $hsh{ico_masked} : 1;
+     my @imgs = i_readico_multi($io, $masked);
+     unless (@imgs) {
+       Imager->_set_error(Imager->_error_as_msg);
+       return;
+     }
+     return map { 
+       bless { IMG => $_, DEBUG => $Imager::DEBUG, ERRSTR => undef }, 'Imager'
+     } @imgs;
+   },
+  );
+
+Imager->register_writer
+  (
+   type=>'ico',
+   single => 
+   sub { 
+     my ($im, $io, %hsh) = @_;
+
+     unless (i_writeico_wiol($io, $im->{IMG})) {
+       $im->_set_error(Imager->_error_as_msg);
+       return;
+     }
+     return $im;
+   },
+   multiple =>
+   sub {
+     my ($class, $io, $opts, @images) = @_;
+
+     if (!i_writeico_multi_wiol($io, map $_->{IMG}, @images)) {
+       Imager->_set_error(Imager->_error_as_msg);
+       return;
+     }
+
+     return 1;
+   },
+  );
+
+Imager->register_writer
+  (
+   type=>'cur',
+   single => 
+   sub { 
+     my ($im, $io, %hsh) = @_;
+
+     unless (i_writecur_wiol($io, $im->{IMG})) {
+       $im->_set_error(Imager->_error_as_msg);
+       return;
+     }
+     return $im;
+   },
+   multiple =>
+   sub {
+     my ($class, $io, $opts, @images) = @_;
+
+     if (!i_writecur_multi_wiol($io, map $_->{IMG}, @images)) {
+       Imager->_set_error(Imager->_error_as_msg);
+       return;
+     }
+
+     return 1;
+   },
+  );
+
+1;
+
+__END__
+
+=head1 NAME
+
+Imager::File::ICO - read MS Icon files
+
+=head1 SYNOPSIS
+
+  use Imager;
+
+  my $img = Imager->new;
+  $img->read(file=>"foo.ico")
+    or die $img->errstr;
+
+  my @imgs = Imager->read_multi(file => "foo.ico")
+    or die Imager->errstr;
+
+  $img->write(file => "foo.ico")
+    or die $img->errstr;
+
+  Imager->write_multi({ file => "foo.ico" }, @imgs)
+    or die Imager->errstr;
+
+=head1 DESCRIPTION
+
+Imager's MS Icon support is documented in L<Imager::Files>.
+
+=head1 AUTHOR
+
+Tony Cook <tonyc@cpan.org>
+
+=head1 SEE ALSO
+
+Imager, Imager::Files.
+
+=cut