01 /*
02 * Copyright 1997-1998 Sun Microsystems, Inc. All Rights Reserved.
03 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04 *
05 * This code is free software; you can redistribute it and/or modify it
06 * under the terms of the GNU General Public License version 2 only, as
07 * published by the Free Software Foundation. Sun designates this
08 * particular file as subject to the "Classpath" exception as provided
09 * by Sun in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25 package javax.swing.text;
26
27 /**
28 * Simple interface to allow for different types of
29 * implementations of tab expansion.
30 *
31 * @author Timothy Prinzing
32 * @version 1.22 05/05/07
33 */
34 public interface TabExpander {
35
36 /**
37 * Returns the next tab stop position given a reference
38 * position. Values are expressed in points.
39 *
40 * @param x the position in points >= 0
41 * @param tabOffset the position within the text stream
42 * that the tab occurred at >= 0.
43 * @return the next tab stop >= 0
44 */
45 float nextTabStop(float x, int tabOffset);
46
47 }
|