Add parameter for specifying node names

Graphoon/Graph.lua

@@ -72,9 +72,9 @@ function Graph.new()
     -- @param anchor - Wether the node should be locked in place or not (optional).
     -- @param ... - Additional parameters (useful when a custom Node class is used).
     --
-    function self:addNode( id, x, y, anchor, ... )
+    function self:addNode( id, name, x, y, anchor, ... )
         assert( not nodes[id], "Node IDs must be unique." );
-        nodes[id] = Node.new( id, x, y, anchor, ... );
+        nodes[id] = Node.new( id, name, x, y, anchor, ... );
         return nodes[id];
     end
 

Graphoon/Node.lua

@@ -17,7 +17,7 @@ local DEFAULT_MASS = 3;
 -- @param y  - The y coordinate the Node should be spawned at (optional).
 -- @param anchor - Wether the node should be locked in place or not (optional).
 --
-function Node.new( id, x, y, anchor )
+function Node.new( id, name, x, y, anchor )
     local self = {};
 
     local px, py = x or 0, y or 0;
@@ -143,6 +143,10 @@ function Node.new( id, x, y, anchor )
         return mass;
     end
 
+    function self:getName()
+        return name;
+    end
+
     return self;
 end