From: Vincent Pit <vince@profvince.com>
Date: Thu, 22 Jul 2010 19:39:14 +0000 (+0200)
Subject: Complete origin support in the formatter object
X-Git-Tag: v0.01~12
X-Git-Url: http://git.vpit.fr/?p=perl%2Fmodules%2FLaTeX-TikZ.git;a=commitdiff_plain;h=4a815ba07fc07f94629ca6364fae6204988e3dab

Complete origin support in the formatter object
---

diff --git a/lib/LaTeX/TikZ/Formatter.pm b/lib/LaTeX/TikZ/Formatter.pm
index 6f3d56e..899b4b0 100644
--- a/lib/LaTeX/TikZ/Formatter.pm
+++ b/lib/LaTeX/TikZ/Formatter.pm
@@ -56,17 +56,24 @@ has 'height' => (
 
 has 'origin' => (
  is     => 'rw',
- isa    => 'Maybe[LaTeX::TikZ::Point::Autocoerce]',
+ isa    => 'LaTeX::TikZ::Point::Autocoerce',
  coerce => 1,
 );
 
 sub id {
  my $tikz = shift;
 
+ my $origin = $tikz->origin;
+ if (defined $origin) {
+  my ($x, $y) = map $origin->$_, qw/x y/;
+  $origin = "($x;$y)";
+ } else {
+  $origin = "(0;0)";
+ }
+
  join $;, map {
-  my $val = $tikz->$_;
-  defined($val) ? "$val" : '(undef)';
- } qw/unit format scale width height origin/;
+  defined() ? "$_" : '(undef)';
+ } map($tikz->$_, qw/unit format scale width height/), $origin;
 }
 
 my $find_mods = do {
@@ -107,6 +114,8 @@ my $find_mods = do {
  });
 };
 
+my $translate;
+
 sub render {
  my $tikz = shift;
 
@@ -114,6 +123,29 @@ sub render {
   kids => \@_,
  );
 
+ unless ($translate) {
+  require LaTeX::TikZ::Functor;
+  $translate = LaTeX::TikZ::Functor->new(
+   rules => [
+    'LaTeX::TikZ::Set::Point' => sub {
+     my ($functor, $set, $v) = @_;
+
+     $set->new(
+      point => [
+       $set->x + $v->x,
+       $set->y + $v->y,
+      ],
+      label => $set->label,
+      pos   => $set->pos,
+     );
+    },
+   ],
+  );
+ }
+
+ my $origin = $tikz->origin;
+ $seq = $seq->$translate($origin) if defined $origin;
+
  my (@layers, @other_mods);
  $find_mods->($seq, \@layers, \@other_mods);