network.rb in rubyvis-0.4.1

- old
+ new

@@ -119,11 +119,11 @@
       end
       
     
       
       def _link # :nodoc:
-        that=self
+        #that=self
         l=Mark.new().
           mark_extend(@node).
           data(lambda {|d| [d.source_node, d.target_node] }).
           fill_style(nil).
           line_width(lambda {|d,_p| _p.link_value * 1.5 }).
@@ -133,11 +133,11 @@
         l
       end
 
      
       def _node_label #:nodoc:
-        that=self
+        #that=self
         nl=Mark.new().
           mark_extend(@node).
           text_margin(7).
           text_baseline("middle").
           text(lambda {|n| n.node_name ? n.node_name : n.node_value }).
@@ -183,10 +183,10 @@
       # Note that if the links property is defined after the nodes property, 
       # the links can be defined in terms of <tt>self.nodes()</tt>.
 
 
       attr_accessor_dsl [:links, lambda {|v|
-        out=[]
+       # out=[]
         v.map {|d|
           if !d.link_value.is_a? Numeric
             d.link_value = !d.value.is_a?(Numeric) ? 1 : d.value
           end
           d