1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
/**
* Copyright 2011 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package jogamp.graph.font;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.AccessController;
import java.security.PrivilegedAction;
import javax.media.opengl.GLException;
import com.jogamp.common.util.IntObjectHashMap;
import com.jogamp.graph.font.Font;
import com.jogamp.graph.font.FontSet;
import com.jogamp.graph.font.FontFactory;
public class JavaFontLoader implements FontSet {
// FIXME: Add cache size to limit memory usage
private static final IntObjectHashMap fontMap = new IntObjectHashMap();
private static final FontSet fontLoader = new JavaFontLoader();
public static FontSet get() {
return fontLoader;
}
final static String availableFontFileNames[] =
{
/* 00 */ "LucidaBrightRegular.ttf",
/* 01 */ "LucidaBrightItalic.ttf",
/* 02 */ "LucidaBrightDemiBold.ttf",
/* 03 */ "LucidaBrightDemiItalic.ttf",
/* 04 */ "LucidaSansRegular.ttf",
/* 05 */ "LucidaSansDemiBold.ttf",
/* 06 */ "LucidaTypewriterRegular.ttf",
/* 07 */ "LucidaTypewriterBold.ttf",
};
final String javaFontPath;
private JavaFontLoader() {
final String javaHome = AccessController.doPrivileged(new PrivilegedAction<String>() {
@Override
public String run() {
return System.getProperty("java.home");
}
});
if(null != javaHome) {
javaFontPath = javaHome + "/lib/fonts/";
} else {
javaFontPath = null;
}
}
static boolean is(final int bits, final int bit) {
return 0 != ( bits & bit ) ;
}
@Override
public Font getDefault() throws IOException {
return get(FAMILY_REGULAR, 0) ; // Sans Serif Regular
}
@Override
public Font get(final int family, final int style) throws IOException {
if(null == javaFontPath) {
throw new GLException("java font path undefined");
}
Font font = (Font)fontMap.get( ( family << 8 ) | style );
if (font != null) {
return font;
}
// 1st process Sans Serif (2 fonts)
if( is(style, STYLE_SERIF) ) {
if( is(style, STYLE_BOLD) ) {
font = abspath(availableFontFileNames[5], family, style);
} else {
font = abspath(availableFontFileNames[4], family, style);
}
if(null != font) {
fontMap.put( ( family << 8 ) | style, font );
}
return font;
}
// Serif Fonts ..
switch (family) {
case FAMILY_LIGHT:
case FAMILY_MEDIUM:
case FAMILY_CONDENSED:
case FAMILY_REGULAR:
if( is(style, STYLE_BOLD) ) {
if( is(style, STYLE_ITALIC) ) {
font = abspath(availableFontFileNames[3], family, style);
} else {
font = abspath(availableFontFileNames[2], family, style);
}
} else if( is(style, STYLE_ITALIC) ) {
font = abspath(availableFontFileNames[1], family, style);
} else {
font = abspath(availableFontFileNames[0], family, style);
}
break;
case FAMILY_MONOSPACED:
if( is(style, STYLE_BOLD) ) {
font = abspath(availableFontFileNames[7], family, style);
} else {
font = abspath(availableFontFileNames[6], family, style);
}
break;
}
return font;
}
Font abspath(final String fname, final int family, final int style) throws IOException {
try {
final Font f = abspathImpl(javaFontPath+fname, family, style);
if(null != f) {
return f;
}
throw new IOException (String.format("Problem loading font %s, file %s%s", fname, javaFontPath, fname));
} catch (final IOException ioe) {
throw new IOException(String.format("Problem loading font %s, file %s%s", fname, javaFontPath, fname), ioe);
}
}
private Font abspathImpl(final String fname, final int family, final int style) throws IOException {
final Exception[] privErr = { null };
final int[] streamLen = { 0 };
final InputStream stream = AccessController.doPrivileged(new PrivilegedAction<InputStream>() {
@Override
public InputStream run() {
try {
final File file = new File(fname);
streamLen[0] = (int) file.length();
return new BufferedInputStream(new FileInputStream(file), streamLen[0]);
} catch (final Exception e) {
privErr[0] = e;
return null;
}
} } );
if( null != privErr[0] ) {
throw new IOException(privErr[0]);
}
if(null != stream) {
final Font f= FontFactory.get ( stream, streamLen[0], true ) ;
if(null != f) {
fontMap.put( ( family << 8 ) | style, f );
return f;
}
}
return null;
}
}
|
