Introduce the ->begin and ->end path methods

[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 e1172eb36b0f25590138aca3e33d04fcaf0a679f..987c321d380f3cb7efce1437b8d68f29a09cc2ef 100644 (file)
--- a/lib/LaTeX/TikZ/Set/Polyline.pm
+++ b/lib/LaTeX/TikZ/Set/Polyline.pm
@@ -9,11 +9,11 @@ LaTeX::TikZ::Set::Polyline - A set object representing a possibly closed path co
 
 =head1 VERSION
 
-Version 0.01
+Version 0.02
 
 =cut
 
-our $VERSION = '0.01';
+our $VERSION = '0.02';
 
 use LaTeX::TikZ::Set::Point;
 
@@ -25,11 +25,11 @@ use Any::Moose 'Util::TypeConstraints';
 
 =head1 RELATIONSHIPS
 
-This class consumes the L<LaTeX::TikZ::Set::Op> role, and as such implements the L</path> method.
+This class consumes the L<LaTeX::TikZ::Set::Path> role, and as such implements the L</path> method.
 
 =cut
 
-with 'LaTeX::TikZ::Set::Op';
+with 'LaTeX::TikZ::Set::Path';
 
 subtype 'LaTeX::TikZ::Set::Polyline::Vertices'
      => as 'ArrayRef[LaTeX::TikZ::Set::Point]'
@@ -83,6 +83,32 @@ sub path {
               ($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;
+}
+
 LaTeX::TikZ::Interface->register(
  polyline => sub {
   shift;
@@ -108,6 +134,10 @@ LaTeX::TikZ::Functor->default_rule(
 
 __PACKAGE__->meta->make_immutable;
 
+=head1 SEE ALSO
+
+L<LaTeX::TikZ>, L<LaTeX::TikZ::Set::Path>.
+
 =head1 AUTHOR
 
 Vincent Pit, C<< <perl at profvince.com> >>, L<http://www.profvince.com>.