Switch to qw<>

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

diff --git a/lib/LaTeX/TikZ/Set.pm b/lib/LaTeX/TikZ/Set.pm
index 505dfec1a823712e0ce06477ed39a186d4416a5c..4e6eafcab46dc282645010805e07fb4f03734b57 100644 (file)
--- a/lib/LaTeX/TikZ/Set.pm
+++ b/lib/LaTeX/TikZ/Set.pm
@@ -9,11 +9,11 @@ LaTeX::TikZ::Set - Base role for LaTeX::TikZ set objects.
 
 =head1 VERSION
 
-Version 0.01
+Version 0.02
 
 =cut
 
-our $VERSION = '0.01';
+our $VERSION = '0.02';
 
 use Scope::Guard ();
 
@@ -49,15 +49,17 @@ This method is required by the interface :
 
 =item *
 
-C<draw>
+C<draw $formatter>
+
+Returns an array reference of TikZ code lines required to effectively draw the current set object, formatted by the L<LaTeX::TikZ::Formatter> object C<$formatter>.
 
 =back
 
 =cut
 
-requires qw(
+requires qw<
  draw
-);
+>;
 
 =head2 C<mod @mods>
 
@@ -109,7 +111,7 @@ MOD:
    my $tag = $mod->tag;
    my $old = $mods{$tag} || [];
    for (@$old) {
-    next MOD if $_->[0]->cover($mod);
+    next MOD if $_->[0]->covers($mod);
    }
    push @{$mods{$tag}}, [ $mod, $last_mod++, $is_layer ];
    push @mods,          $mod;
@@ -146,11 +148,12 @@ This is a shortcut for C<< $set->mod(Tikz->layer($layer)) >>.
 =cut
 
 sub layer {
- return $_[0] unless @_ > 1;
+ my $set = shift;
 
- my $layer = $_[1];
+ return $set unless @_;
 
- $_[0]->mod(
+ my $layer = $_[0];
+ $set->mod(
   $ltml_tc->check($layer) ? $layer
                           : LaTeX::TikZ::Mod::Layer->new(name => $layer)
  )
@@ -164,15 +167,21 @@ This is a shortcut for C<< $set->mod(Tikz->clip($path)) >>.
 =cut
 
 sub clip {
- return $_[0] unless @_ > 1;
+ my $set = shift;
 
- $_[0]->mod(
+ return $set unless @_;
+
+ $set->mod(
   map {
    $ltmc_tc->check($_) ? $_ : LaTeX::TikZ::Mod::Clip->new(clip => $_)
-  } @_[1 .. $#_]
+  } @_
  )
 }
 
+=head1 SEE ALSO
+
+L<LaTeX::TikZ>.
+
 =head1 AUTHOR
 
 Vincent Pit, C<< <perl at profvince.com> >>, L<http://www.profvince.com>.