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+# $Id: Boolean.pm 709 2008-01-29 21:01:32Z pajas $
+# Copyright 2001-2002, AxKit.com Ltd. All rights reserved.
+
+package XML::LibXML::Boolean;
+use XML::LibXML::Number;
+use XML::LibXML::Literal;
+use strict;
+
+use vars qw ($VERSION);
+
+$VERSION = "1.66"; # VERSION TEMPLATE: DO NOT CHANGE
+
+use overload
+ '""' => \&value,
+ '<=>' => \&cmp;
+
+sub new {
+ my $class = shift;
+ my ($param) = @_;
+ my $val = $param ? 1 : 0;
+ bless \$val, $class;
+}
+
+sub True {
+ my $class = shift;
+ my $val = 1;
+ bless \$val, $class;
+}
+
+sub False {
+ my $class = shift;
+ my $val = 0;
+ bless \$val, $class;
+}
+
+sub value {
+ my $self = shift;
+ $$self;
+}
+
+sub cmp {
+ my $self = shift;
+ my ($other, $swap) = @_;
+ if ($swap) {
+ return $other <=> $$self;
+ }
+ return $$self <=> $other;
+}
+
+sub to_number { XML::LibXML::Number->new($_[0]->value); }
+sub to_boolean { $_[0]; }
+sub to_literal { XML::LibXML::Literal->new($_[0]->value ? "true" : "false"); }
+
+sub string_value { return $_[0]->to_literal->value; }
+
+1;
+__END__
+
+=head1 NAME
+
+XML::LibXML::Boolean - Boolean true/false values
+
+=head1 DESCRIPTION
+
+XML::LibXML::Boolean objects implement simple boolean true/false objects.
+
+=head1 API
+
+=head2 XML::LibXML::Boolean->True
+
+Creates a new Boolean object with a true value.
+
+=head2 XML::LibXML::Boolean->False
+
+Creates a new Boolean object with a false value.
+
+=head2 value()
+
+Returns true or false.
+
+=head2 to_literal()
+
+Returns the string "true" or "false".
+
+=cut