Reimplement LT::Set::Polyline as a child class of LT::Set::Chain

[perl/modules/LaTeX-TikZ.git] / lib / LaTeX / TikZ / Set / Polyline.pm

diff --git a/lib/LaTeX/TikZ/Set/Polyline.pm b/lib/LaTeX/TikZ/Set/Polyline.pm
index 987c321d380f3cb7efce1437b8d68f29a09cc2ef..e8e0ee0fe96e97c688e77a7d734c3305642583cf 100644 (file)
--- a/lib/LaTeX/TikZ/Set/Polyline.pm
+++ b/lib/LaTeX/TikZ/Set/Polyline.pm
@@ -25,11 +25,11 @@ use Any::Moose 'Util::TypeConstraints';
 
 =head1 RELATIONSHIPS
 
-This class consumes the L<LaTeX::TikZ::Set::Path> role, and as such implements the L</path> method.
+This class is a subclass of L<LaTeX::TikZ::Set::Chain>, and as such inherits its C<path> method.
 
 =cut
 
-with 'LaTeX::TikZ::Set::Path';
+extends 'LaTeX::TikZ::Set::Chain';
 
 subtype 'LaTeX::TikZ::Set::Polyline::Vertices'
      => as 'ArrayRef[LaTeX::TikZ::Set::Point]'
@@ -44,11 +44,11 @@ coerce 'LaTeX::TikZ::Set::Polyline::Vertices'
 
 =head2 C<points>
 
-The list of the successive vertices of the path.
+The list of L<LaTeX::TikZ::Set::Point> objects (or scalars that coerce into such objects) that make the successive vertices of the path.
 
 =cut
 
-has '_points' => (
+has '+_kids' => (
  is       => 'ro',
  isa      => 'LaTeX::TikZ::Set::Polyline::Vertices',
  init_arg => 'points',
@@ -56,58 +56,16 @@ has '_points' => (
  coerce   => 1,
 );
 
-sub points { @{$_[0]->_points} }
+sub points { @{$_[0]->_kids} }
 
-=head2 C<closed>
+around 'BUILDARGS' => sub {
+ my ($orig, $class, %args) = @_;
 
-A boolean that indicates whether the path is closed or not.
-
-=cut
-
-has 'closed' => (
- is      => 'ro',
- isa     => 'Bool',
- default => 0,
-);
-
-=head1 METHODS
-
-=head2 C<path>
-
-=cut
-
-sub path {
- my $set = shift;
-
- join ' -- ', map($_->path(@_), $set->points),
-              ($set->closed ? 'cycle' : ());
-}
-
-=head2 C<begin>
-
-=cut
-
-sub begin {
- my $set = shift;
-
- my @points = $set->points;
- return undef unless @points;
-
- $points[0]->begin;
-}
-
-=head2 C<end>
-
-=cut
-
-sub end {
- my $set = shift;
-
- my @points = $set->points;
- return undef unless @points;
-
- $points[-1]->end;
-}
+ $class->$orig(
+  %args,
+  connector => '--',
+ );
+};
 
 LaTeX::TikZ::Interface->register(
  polyline => sub {
@@ -118,25 +76,18 @@ LaTeX::TikZ::Interface->register(
  closed_polyline => sub {
   shift;
 
-  __PACKAGE__->new(points => \@_, closed => 1);
- },
-);
-
-LaTeX::TikZ::Functor->default_rule(
- (__PACKAGE__) => sub {
-  my ($functor, $set, @args) = @_;
-  $set->new(
-   points => [ map $_->$functor(@args), $set->points ],
-   closed => $set->closed,
+  __PACKAGE__->new(
+   points => \@_,
+   cycle  => 1
   );
- }
+ },
 );
 
 __PACKAGE__->meta->make_immutable;
 
 =head1 SEE ALSO
 
-L<LaTeX::TikZ>, L<LaTeX::TikZ::Set::Path>.
+L<LaTeX::TikZ>, L<LaTeX::TikZ::Set::Chain>.
 
 =head1 AUTHOR