1. /*

  2.  * @(#)TabExpander.java	1.12 00/02/02

  3.  *

  4.  * Copyright 1997-2000 Sun Microsystems, Inc. All Rights Reserved.

  5.  * 

  6.  * This software is the proprietary information of Sun Microsystems, Inc.  

  7.  * Use is subject to license terms.

  8.  * 

  9.  */

  10. package javax.swing.text;

  11. 

  12. 

  13. /**

  14.  * Simple interface to allow for different types of

  15.  * implementations of tab expansion.

  16.  *

  17.  * @author  Timothy Prinzing

  18.  * @version 1.12 02/02/00

  19.  */

  20. public interface TabExpander {

  21. 

  22.     /**

  23.      * Returns the next tab stop position given a reference

  24.      * position.  Values are expressed in points.

  25.      *

  26.      * @param x the position in points >= 0

  27.      * @param tabOffset the position within the text stream

  28.      *   that the tab occurred at >= 0.

  29.      * @return the next tab stop >= 0

  30.      */

  31.     float nextTabStop(float x, int tabOffset);

  32. 

  33. }