| /* TextHitInfo.java -- |
| Copyright (C) 2002, 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package java.awt.font; |
| |
| /** |
| * @author John Leuner (jewel@debian.org) |
| */ |
| public final class TextHitInfo |
| { |
| private int charIndex; |
| private boolean leadingEdge; |
| |
| TextHitInfo (int charIndex, boolean leadingEdge) |
| { |
| this.charIndex = charIndex; |
| this.leadingEdge = leadingEdge; |
| } |
| |
| public int getCharIndex() |
| { |
| return charIndex; |
| } |
| |
| public boolean isLeadingEdge() |
| { |
| return leadingEdge; |
| } |
| |
| public int getInsertionIndex() |
| { |
| return (leadingEdge ? charIndex : charIndex + 1); |
| } |
| |
| public int hashCode() |
| { |
| return charIndex; |
| } |
| |
| public boolean equals(Object obj) |
| { |
| if(obj instanceof TextHitInfo) |
| return this.equals((TextHitInfo) obj); |
| |
| return false; |
| } |
| |
| public boolean equals(TextHitInfo hitInfo) |
| { |
| return (charIndex == hitInfo.getCharIndex ()) |
| && (leadingEdge == hitInfo.isLeadingEdge ()); |
| } |
| |
| public static TextHitInfo leading(int charIndex) |
| { |
| return new TextHitInfo (charIndex, true); |
| } |
| |
| public static TextHitInfo trailing(int charIndex) |
| { |
| return new TextHitInfo (charIndex, false); |
| } |
| |
| public static TextHitInfo beforeOffset(int offset) |
| { |
| return new TextHitInfo (offset, false); |
| } |
| |
| public static TextHitInfo afterOffset(int offset) |
| { |
| return new TextHitInfo (offset, true); |
| } |
| |
| public TextHitInfo getOtherHit() |
| { |
| return (leadingEdge ? trailing (charIndex - 1) : leading (charIndex + 1)); |
| } |
| |
| public TextHitInfo getOffsetHit(int offset) |
| { |
| return new TextHitInfo (charIndex + offset, leadingEdge); |
| } |
| |
| public String toString() |
| { |
| return "TextHitInfo[" |
| + charIndex |
| + (leadingEdge ? "L" : "T" ) |
| + "]"; |
| } |
| } |