package LaTeX::TikZ::Set::Circle;
use strict;
use warnings;
=head1 NAME
LaTeX::TikZ::Set::Circle - A set object representing a circle.
=head1 VERSION
Version 0.02
=cut
our $VERSION = '0.02';
use LaTeX::TikZ::Set::Point;
use LaTeX::TikZ::Interface;
use LaTeX::TikZ::Functor;
use LaTeX::TikZ::Tools;
use Any::Moose;
use Any::Moose 'Util::TypeConstraints';
=head1 RELATIONSHIPS
This class consumes the L role, and as such implements the L method.
=cut
with 'LaTeX::TikZ::Set::Op';
=head1 ATTRIBUTES
=head2 C
A L object describing the center of the circle.
=cut
has 'center' => (
is => 'ro',
isa => 'LaTeX::TikZ::Set::Point',
required => 1,
coerce => 1,
);
=head2 C
The radius of the circle as a non-negative real number.
=cut
has 'radius' => (
is => 'ro',
isa => subtype('Num' => where { LaTeX::TikZ::Tools::numcmp($_, 0) > 0 }),
required => 1,
);
=head1 METHODS
=head2 C
=cut
sub path {
my $set = shift;
my $tikz = $_[0];
$set->center->path(@_) . ' circle (' . $tikz->len($set->radius) . ')';
}
LaTeX::TikZ::Interface->register(
circle => sub {
shift;
__PACKAGE__->new(center => $_[0], radius => $_[1]);
},
);
LaTeX::TikZ::Functor->default_rule(
(__PACKAGE__) => sub {
my ($functor, $set, @args) = @_;
$set->new(
center => $set->center->$functor(@args),
radius => $set->radius,
);
}
);
__PACKAGE__->meta->make_immutable;
=head1 SEE ALSO
L, L, L.
=head1 AUTHOR
Vincent Pit, C<< >>, L.
You can contact me by mail or on C (vincent).
=head1 BUGS
Please report any bugs or feature requests to C, or through the web interface at L.
I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.
=head1 SUPPORT
You can find documentation for this module with the perldoc command.
perldoc LaTeX::TikZ
=head1 COPYRIGHT & LICENSE
Copyright 2010 Vincent Pit, all rights reserved.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
=cut
1; # End of LaTeX::TikZ::Set::Circle