Added copyright lines for files I've edited this year.

[synfig.git] / synfig-core / trunk / src / synfig / valuenode_reference.cpp

diff --git a/synfig-core/trunk/src/synfig/valuenode_reference.cpp b/synfig-core/trunk/src/synfig/valuenode_reference.cpp
index bffe02c..3c09b44 100644 (file)
--- a/synfig-core/trunk/src/synfig/valuenode_reference.cpp
+++ b/synfig-core/trunk/src/synfig/valuenode_reference.cpp
@@ -1,11 +1,12 @@
 /* === S Y N F I G ========================================================= */
 /*!    \file valuenode_reference.cpp
-**     \brief Template File
+**     \brief Implementation of the "Reference" valuenode conversion.
 **
-**     $Id: valuenode_reference.cpp,v 1.1.1.1 2005/01/04 01:23:15 darco Exp $
+**     $Id$
 **
 **     \legal
 **     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**     Copyright (c) 2008 Chris Moore
 **
 **     This package is free software; you can redistribute it and/or
 **     modify it under the terms of the GNU General Public License as
@@ -78,20 +79,22 @@ ValueNode_Reference::~ValueNode_Reference()
 }
 
 bool
-ValueNode_Reference::set_link_vfunc(int i,ValueNode::Handle x)
+ValueNode_Reference::set_link_vfunc(int i,ValueNode::Handle value)
 {
-       assert(i==0);
-       if(x->get_type()!=get_type() && !PlaceholderValueNode::Handle::cast_dynamic(x))
-               return false;
-       link_=x;
-       signal_child_changed()(i);signal_value_changed()();
-       return true;
+       assert(i>=0 && i<link_count());
+
+       switch(i)
+       {
+       case 0: CHECK_TYPE_AND_SET_VALUE(link_, get_type());
+       }
+       return false;
 }
-       
+
 ValueNode::LooseHandle
-ValueNode_Reference::get_link_vfunc(int i)const
+ValueNode_Reference::get_link_vfunc(int i __attribute__ ((unused)))const
 {
-       assert(i==0);
+       assert(i>=0 && i<link_count());
+
        return link_;
 }
 
@@ -104,14 +107,25 @@ ValueNode_Reference::link_count()const
 String
 ValueNode_Reference::link_local_name(int i)const
 {
-       assert(i==0);
-       return _("Link");
-}      
+       assert(i>=0 && i<link_count());
+
+       switch(i)
+       {
+       case 0: return _("Link");
+       }
+       return String();
+}
 
 String
 ValueNode_Reference::link_name(int i)const
 {
-       return "link";
+       assert(i>=0 && i<link_count());
+
+       switch(i)
+       {
+       case 0: return "link";
+       }
+       return String();
 }
 
 int