return new Outline( properties, (IList)c.get(0), ((IInteger) c.get(1)).intValue());
case OVERLAY:
children = makeList(env,c.get(0),properties,childPropsNext);
return new Overlay( children, properties);
case OVERLAP:
Figure under = makeChild(0,env,c,properties,childPropsNext);
Figure over = makeChild(1,env,c,properties,childPropsNext);
return new Overlap(under, over, properties);