lib/browser/GraphBrowser/AbstractFontMetrics.java

Sort search results in order of relevance, where relevance =
a) better if 0 premises for intro or 1 premise for elim/dest rules
b) better if substitution size wrt to current goal is smaller

Only applies to intro, dest, elim, and simp

(contributed by Rafal Kolanski, NICTA)

/***************************************************************************
  Title:      GraphBrowser/AWTFontMetrics.java
  ID:         $Id$
  Author:     Gerwin Klein, TU Muenchen
  Copyright   2003  TU Muenchen

  AbstractFontMetrics avoids dependency on java.awt.FontMetrics in 
  batch mode.
  
***************************************************************************/

package GraphBrowser;

public interface AbstractFontMetrics {
  public int stringWidth(String str);
  public int getAscent();
  public int getDescent();
}