our $VERSION = '0.01';
+use LaTeX::TikZ::Set::Point;
+
+use LaTeX::TikZ::Interface;
+use LaTeX::TikZ::Functor;
+
use Any::Moose;
+=head1 RELATIONSHIPS
+
+This class consumes the L<LaTeX::TikZ::Set::Op> role, and as such implements the L</path> method.
+
+=cut
+
with 'LaTeX::TikZ::Set::Op';
+=head1 ATTRIBUTES
+
+=head2 C<from>
+
+The first corner of the rectangle, as a L<LaTeX::TikZ::Set::Point> object.
+
+=cut
+
has 'from' => (
is => 'ro',
- does => 'LaTeX::TikZ::Point',
+ isa => 'LaTeX::TikZ::Set::Point',
required => 1,
+ coerce => 1,
);
+=head2 C<to>
+
+The opposite endpoint of the rectangle, also as a L<LaTeX::TikZ::Set::Point> object.
+
+=cut
+
has 'to' => (
is => 'ro',
- does => 'LaTeX::TikZ::Point',
+ isa => 'LaTeX::TikZ::Set::Point',
required => 1,
+ coerce => 1,
);
+=head2 C<width>
+
+The algebraic width of the rectangle.
+
+=cut
+
has 'width' => (
is => 'ro',
isa => 'Num',
);
+=head2 C<height>
+
+The algebraic height of the rectangle.
+
+=cut
+
has 'height' => (
is => 'ro',
isa => 'Num',
);
+=head1 METHODS
+
+=head2 C<path>
+
+=cut
+
sub path {
my $set = shift;
$set->from->path(@_) . ' rectangle ' . $set->to->path(@_);
}
+my $meta = __PACKAGE__->meta;
+my $tc1 = $meta->find_attribute_by_name('from')->type_constraint;
+my $tc2 = $meta->find_attribute_by_name('to')->type_constraint;
+
around 'BUILDARGS' => sub {
my $orig = shift;
my $class = shift;
- my $meta = __PACKAGE__->meta;
- my $tc1 = $meta->find_attribute_by_name('from')->type_constraint;
- my $tc2 = $meta->find_attribute_by_name('to')->type_constraint;
-
if (@_ == 2 and $tc1->check($_[0]) and $tc2->check($_[1])) {
+ my ($from, $to) = @_;
@_ = (
- from => $_[0],
- to => $_[1],
+ from => $from,
+ to => $to,
+ width => $to->x - $from->x,
+ height => $to->y - $from->y,
);
} else {
my %args = @_;
- if (not exists $args{to}
- and exists $args{from} and $tc1->check($args{from})) {
+ if (not exists $args{to} and exists $args{from}) {
confess(<<' MSG') unless exists $args{width} and exists $args{height};
Attributes 'width' and 'height' are required when 'to' was not given
MSG
+ $args{from} = $tc1->coerce($args{from});
$meta->find_attribute_by_name($_)->type_constraint->assert_valid($args{$_})
- for qw/width height/;
- $args{to} = $args{from}->translate($args{width}, $args{height});
+ for qw/from width height/;
+ my $p = $args{from}->point;
+ $args{to} = LaTeX::TikZ::Point->new(
+ x => $p->x + $args{width},
+ y => $p->y + $args{height},
+ );
@_ = %args;
}
}
$class->$orig(@_);
};
-use LaTeX::TikZ::API rectangle => sub {
- shift;
- my ($p, $q) = @_;
+LaTeX::TikZ::Interface->register(
+ rectangle => sub {
+ shift;
+ my ($p, $q) = @_;
- my $is_relative = !blessed($q) && ref($q) eq 'ARRAY';
+ my $is_relative = !blessed($q) && ref($q) eq 'HASH';
- __PACKAGE__->new(
- from => $p,
- ($is_relative ? (width => $q->[0], height => $q->[1]) : (to => $q)),
- );
-};
+ __PACKAGE__->new(
+ from => $p,
+ ($is_relative ? (map +($_ => $q->{$_}), qw/width height/) : (to => $q)),
+ );
+ },
+);
+
+LaTeX::TikZ::Functor->default_rule(
+ (__PACKAGE__) => sub {
+ my ($functor, $set, @args) = @_;
+ $set->new(map { $_ => $set->$_->$functor(@args) } qw/from to/)
+ }
+);
__PACKAGE__->meta->make_immutable;
+=head1 SEE ALSO
+
+L<LaTeX::TikZ>, L<LaTeX::TikZ::Set::Op>.
+
=head1 AUTHOR
Vincent Pit, C<< <perl at profvince.com> >>, L<http://www.profvince.com>.