001 /* GlyphMetrics.java
002 Copyright (C) 2003 Free Software Foundation, Inc.
003
004 This file is part of GNU Classpath.
005
006 GNU Classpath is free software; you can redistribute it and/or modify
007 it under the terms of the GNU General Public License as published by
008 the Free Software Foundation; either version 2, or (at your option)
009 any later version.
010
011 GNU Classpath is distributed in the hope that it will be useful, but
012 WITHOUT ANY WARRANTY; without even the implied warranty of
013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 General Public License for more details.
015
016 You should have received a copy of the GNU General Public License
017 along with GNU Classpath; see the file COPYING. If not, write to the
018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019 02110-1301 USA.
020
021 Linking this library statically or dynamically with other modules is
022 making a combined work based on this library. Thus, the terms and
023 conditions of the GNU General Public License cover the whole
024 combination.
025
026 As a special exception, the copyright holders of this library give you
027 permission to link this library with independent modules to produce an
028 executable, regardless of the license terms of these independent
029 modules, and to copy and distribute the resulting executable under
030 terms of your choice, provided that you also meet, for each linked
031 independent module, the terms and conditions of the license of that
032 module. An independent module is a module which is not derived from
033 or based on this library. If you modify this library, you may extend
034 this exception to your version of the library, but you are not
035 obligated to do so. If you do not wish to do so, delete this
036 exception statement from your version. */
037
038
039 package java.awt.font;
040
041 import java.awt.geom.Rectangle2D;
042
043 /**
044 * @author Michael Koch
045 */
046 public final class GlyphMetrics
047 {
048 public static final byte COMBINING = 2;
049 public static final byte COMPONENT = 3;
050 public static final byte LIGATURE = 1;
051 public static final byte STANDARD = 0;
052 public static final byte WHITESPACE = 4;
053
054 private boolean horizontal;
055 private float advanceX;
056 private float advanceY;
057 private Rectangle2D bounds;
058 private byte glyphType;
059
060 public GlyphMetrics (boolean horizontal, float advanceX, float advanceY,
061 Rectangle2D bounds, byte glyphType)
062 {
063 this.horizontal = horizontal;
064 this.advanceX = advanceX;
065 this.advanceY = advanceY;
066 this.bounds = bounds;
067 this.glyphType = glyphType;
068 }
069
070 public GlyphMetrics (float advance, Rectangle2D bounds, byte glyphType)
071 {
072 this (true, advance, advance, bounds, glyphType);
073 }
074
075 public float getAdvance ()
076 {
077 return horizontal ? advanceX : advanceY;
078 }
079
080 public float getAdvanceX ()
081 {
082 return advanceX;
083 }
084
085 public float getAdvanceY ()
086 {
087 return advanceY;
088 }
089
090 public Rectangle2D getBounds2D ()
091 {
092 return bounds;
093 }
094
095 public float getLSB()
096 {
097 if (horizontal)
098 return (float) bounds.getX();
099 return (float) bounds.getY();
100 }
101
102 public float getRSB()
103 {
104 if (horizontal)
105 return (float) (advanceX - (bounds.getX() + bounds.getWidth()));
106 return (float) (advanceY - (bounds.getY() + bounds.getHeight()));
107 }
108
109 public int getType ()
110 {
111 return glyphType;
112 }
113
114 public boolean isCombining ()
115 {
116 return (glyphType == COMBINING);
117 }
118
119 public boolean isComponent ()
120 {
121 return (glyphType == COMPONENT);
122 }
123
124 public boolean isLigature()
125 {
126 return (glyphType == LIGATURE);
127 }
128
129 public boolean isStandard()
130 {
131 return (glyphType == STANDARD);
132 }
133
134 public boolean isWhitespace()
135 {
136 return (glyphType == WHITESPACE);
137 }
138 }