added add_locale_context(_i), which returns the body context for presentation;
note_thmss(_i), add_thmss: returns context for presentation;
removed map_attrib_specs/facts (cf. Attrib.map_specs/facts);
/***************************************************************************
Title: GraphBrowser/DummyVertex.java
ID: $Id$
Author: Stefan Berghofer, TU Muenchen
Copyright 1997 TU Muenchen
This class represents a dummy vertex, which is used to simplify the
layout algorithm.
***************************************************************************/
package GraphBrowser;
import java.util.*;
import java.awt.*;
class DummyVertex extends Vertex {
public boolean isDummy() {return true;}
public Object clone() {
Vertex ve=new DummyVertex();
ve.setX(getX());ve.setY(getY());
return ve;
}
public int leftX() { return getX(); }
public int rightX() { return getX(); }
public void draw(Graphics g) {}
}