Showing the changes to java/pkg/sun/font/TextSourceLabel.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,173 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | /* | ||
| 26 | * | ||
| 27 | * (C) Copyright IBM Corp. 1998, 1999 - All Rights Reserved | ||
| 28 | */ | ||
| 29 | |||
| 30 | package sun.font; | ||
| 31 | |||
| 32 | import java.awt.Font; | ||
| 33 | import java.awt.Graphics2D; | ||
| 34 | import java.awt.Rectangle; | ||
| 35 | import java.awt.Shape; | ||
| 36 | import java.awt.font.FontRenderContext; | ||
| 37 | import java.awt.font.GlyphVector; | ||
| 38 | import java.awt.geom.AffineTransform; | ||
| 39 | import java.awt.geom.Rectangle2D; | ||
| 40 | |||
| 41 | /** | ||
| 42 | * Implementation of TextLabel based on String. | ||
| 43 | */ | ||
| 44 | |||
| 45 | public class TextSourceLabel extends TextLabel { | ||
| 46 | TextSource source; | ||
| 47 | |||
| 48 | // caches | ||
| 49 | Rectangle2D lb; | ||
| 50 | Rectangle2D ab; | ||
| 51 | Rectangle2D vb; | ||
| 52 | Rectangle2D ib; | ||
| 53 | GlyphVector gv; | ||
| 54 | |||
| 55 | public TextSourceLabel(TextSource source) { | ||
| 56 | this(source, null, null, null); | ||
| 57 | } | ||
| 58 | |||
| 59 | public TextSourceLabel(TextSource source, Rectangle2D lb, Rectangle2D ab, GlyphVector gv) { | ||
| 60 | this.source = source; | ||
| 61 | |||
| 62 | this.lb = lb; | ||
| 63 | this.ab = ab; | ||
| 64 | this.gv = gv; | ||
| 65 | } | ||
| 66 | |||
| 67 | public TextSource getSource() { | ||
| 68 | return source; | ||
| 69 | } | ||
| 70 | |||
| 71 | public final Rectangle2D getLogicalBounds(float x, float y) { | ||
| 72 | if (lb == null) { | ||
| 73 | lb = createLogicalBounds(); | ||
| 74 | } | ||
| 75 | return new Rectangle2D.Float((float)(lb.getX() + x), | ||
| 76 | (float)(lb.getY() + y), | ||
| 77 | (float)lb.getWidth(), | ||
| 78 | (float)lb.getHeight()); | ||
| 79 | } | ||
| 80 | |||
| 81 | public final Rectangle2D getVisualBounds(float x, float y) { | ||
| 82 | if (vb == null) { | ||
| 83 | vb = createVisualBounds(); | ||
| 84 | |||
| 85 | } | ||
| 86 | return new Rectangle2D.Float((float)(vb.getX() + x), | ||
| 87 | (float)(vb.getY() + y), | ||
| 88 | (float)vb.getWidth(), | ||
| 89 | (float)vb.getHeight()); | ||
| 90 | } | ||
| 91 | |||
| 92 | public final Rectangle2D getAlignBounds(float x, float y) { | ||
| 93 | if (ab == null) { | ||
| 94 | ab = createAlignBounds(); | ||
| 95 | } | ||
| 96 | return new Rectangle2D.Float((float)(ab.getX() + x), | ||
| 97 | (float)(ab.getY() + y), | ||
| 98 | (float)ab.getWidth(), | ||
| 99 | (float)ab.getHeight()); | ||
| 100 | } | ||
| 101 | |||
| 102 | public Rectangle2D getItalicBounds(float x, float y) { | ||
| 103 | if (ib == null) { | ||
| 104 | ib = createItalicBounds(); | ||
| 105 | } | ||
| 106 | return new Rectangle2D.Float((float)(ib.getX() + x), | ||
| 107 | (float)(ib.getY() + y), | ||
| 108 | (float)ib.getWidth(), | ||
| 109 | (float)ib.getHeight()); | ||
| 110 | |||
| 111 | } | ||
| 112 | |||
| 113 | public Rectangle getPixelBounds(FontRenderContext frc, float x, float y) { | ||
| 114 | return getGV().getPixelBounds(frc, x, y); // no cache | ||
| 115 | } | ||
| 116 | |||
| 117 | public AffineTransform getBaselineTransform() { | ||
| 118 | Font font = source.getFont(); | ||
| 119 | if (font.hasLayoutAttributes()) { | ||
| 120 | return AttributeValues.getBaselineTransform(font.getAttributes()); | ||
| 121 | } | ||
| 122 | return null; | ||
| 123 | } | ||
| 124 | |||
| 125 | public Shape getOutline(float x, float y) { | ||
| 126 | return getGV().getOutline(x, y); | ||
| 127 | } | ||
| 128 | |||
| 129 | public void draw(Graphics2D g, float x, float y) { | ||
| 130 | g.drawGlyphVector(getGV(), x, y); | ||
| 131 | } | ||
| 132 | |||
| 133 | protected Rectangle2D createLogicalBounds() { | ||
| 134 | return getGV().getLogicalBounds(); | ||
| 135 | } | ||
| 136 | |||
| 137 | protected Rectangle2D createVisualBounds() { | ||
| 138 | return getGV().getVisualBounds(); | ||
| 139 | } | ||
| 140 | |||
| 141 | protected Rectangle2D createItalicBounds() { | ||
| 142 | // !!! fix | ||
| 143 | return getGV().getLogicalBounds(); | ||
| 144 | } | ||
| 145 | |||
| 146 | protected Rectangle2D createAlignBounds() { | ||
| 147 | return createLogicalBounds(); | ||
| 148 | } | ||
| 149 | |||
| 150 | private final GlyphVector getGV() { | ||
| 151 | if (gv == null) { | ||
| 152 | gv = createGV(); | ||
| 153 | } | ||
| 154 | |||
| 155 | return gv; | ||
| 156 | } | ||
| 157 | |||
| 158 | protected GlyphVector createGV() { | ||
| 159 | Font font = source.getFont(); | ||
| 160 | FontRenderContext frc = source.getFRC(); | ||
| 161 | int flags = source.getLayoutFlags(); | ||
| 162 | char[] context = source.getChars(); | ||
| 163 | int start = source.getStart(); | ||
| 164 | int length = source.getLength(); | ||
| 165 | |||
| 166 | GlyphLayout gl = GlyphLayout.get(null); // !!! no custom layout engines | ||
| 167 | StandardGlyphVector gv = gl.layout(font, frc, context, start, length, | ||
| 168 | flags, null); // ??? use textsource | ||
| 169 | GlyphLayout.done(gl); | ||
| 170 | |||
| 171 | return gv; | ||
| 172 | } | ||
| 173 | } | ||