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My first initial commit with all of mine experimental changes.

Dmitry Kabak (userdima committed 13 years ago

Commit d37b88d1 parent 3f5b46618352 files · +2598093 −-8690Browse files

Showing the changes to java/pkg/sun/java2d/pipe/GlyphListPipe.java (1 of 18352 files). Show all

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java/pkg/sun/java2d/pipe/GlyphListPipe.java+147−0
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1/*
2 * Copyright (c) 2000, 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
26package sun.java2d.pipe;
27
28import java.awt.Font;
29import java.awt.Rectangle;
30import java.awt.Shape;
31import java.awt.font.FontRenderContext;
32import java.awt.font.GlyphVector;
33import java.awt.font.TextLayout;
34
35import sun.awt.SunHints;
36import sun.java2d.SunGraphics2D;
37import sun.java2d.SurfaceData;
38import sun.font.GlyphList;
39import sun.java2d.loops.FontInfo;
40
41/**
42 * A delegate pipe of SG2D for drawing text.
43 */
44
45public abstract class GlyphListPipe implements TextPipe {
46
47 public void drawString(SunGraphics2D sg2d, String s,
48 double x, double y)
49 {
50 FontInfo info = sg2d.getFontInfo();
51 if (info.pixelHeight > OutlineTextRenderer.THRESHHOLD) {
52 SurfaceData.outlineTextRenderer.drawString(sg2d, s, x, y);
53 return;
54 }
55
56 float devx, devy;
57 if (sg2d.transformState >= sg2d.TRANSFORM_TRANSLATESCALE) {
58 double origin[] = {x + info.originX, y + info.originY};
59 sg2d.transform.transform(origin, 0, origin, 0, 1);
60 devx = (float)origin[0];
61 devy = (float)origin[1];
62 } else {
63 devx = (float)(x + info.originX + sg2d.transX);
64 devy = (float)(y + info.originY + sg2d.transY);
65 }
66 /* setFromString returns false if shaping is needed, and we then back
67 * off to a TextLayout. Such text may benefit slightly from a lower
68 * overhead in this approach over the approach in previous releases.
69 */
70 GlyphList gl = GlyphList.getInstance();
71 if (gl.setFromString(info, s, devx, devy)) {
72 drawGlyphList(sg2d, gl);
73 gl.dispose();
74 } else {
75 gl.dispose(); // release this asap.
76 TextLayout tl = new TextLayout(s, sg2d.getFont(),
77 sg2d.getFontRenderContext());
78 tl.draw(sg2d, (float)x, (float)y);
79 }
80 }
81
82 public void drawChars(SunGraphics2D sg2d,
83 char data[], int offset, int length,
84 int ix, int iy)
85 {
86 FontInfo info = sg2d.getFontInfo();
87 float x, y;
88 if (info.pixelHeight > OutlineTextRenderer.THRESHHOLD) {
89 SurfaceData.outlineTextRenderer.drawChars(
90 sg2d, data, offset, length, ix, iy);
91 return;
92 }
93 if (sg2d.transformState >= sg2d.TRANSFORM_TRANSLATESCALE) {
94 double origin[] = {ix + info.originX, iy + info.originY};
95 sg2d.transform.transform(origin, 0, origin, 0, 1);
96 x = (float) origin[0];
97 y = (float) origin[1];
98 } else {
99 x = ix + info.originX + sg2d.transX;
100 y = iy + info.originY + sg2d.transY;
101 }
102 GlyphList gl = GlyphList.getInstance();
103 if (gl.setFromChars(info, data, offset, length, x, y)) {
104 drawGlyphList(sg2d, gl);
105 gl.dispose();
106 } else {
107 gl.dispose(); // release this asap.
108 TextLayout tl = new TextLayout(new String(data, offset, length),
109 sg2d.getFont(),
110 sg2d.getFontRenderContext());
111 tl.draw(sg2d, ix, iy);
112
113 }
114 }
115
116 public void drawGlyphVector(SunGraphics2D sg2d, GlyphVector gv,
117 float x, float y)
118 {
119 FontRenderContext frc = gv.getFontRenderContext();
120 FontInfo info = sg2d.getGVFontInfo(gv.getFont(), frc);
121 if (info.pixelHeight > OutlineTextRenderer.THRESHHOLD) {
122 SurfaceData.outlineTextRenderer.drawGlyphVector(sg2d, gv, x, y);
123 return;
124 }
125 if (sg2d.transformState >= sg2d.TRANSFORM_TRANSLATESCALE) {
126 double origin[] = {x, y};
127 sg2d.transform.transform(origin, 0, origin, 0, 1);
128 x = (float) origin[0];
129 y = (float) origin[1];
130 } else {
131 x += sg2d.transX; // don't use the glyph info origin, already in gv.
132 y += sg2d.transY;
133 }
134
135 GlyphList gl = GlyphList.getInstance();
136 gl.setFromGlyphVector(info, gv, x, y);
137 drawGlyphList(sg2d, gl, info.aaHint);
138 gl.dispose();
139 }
140
141 protected abstract void drawGlyphList(SunGraphics2D sg2d, GlyphList gl);
142
143 protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl,
144 int aaHint) {
145 drawGlyphList(sg2d, gl);
146 }
147}