36
37 import java.security.PrivilegedAction;
38 import javax.swing.plaf.FontUIResource;
39
40 import sun.util.logging.PlatformLogger;
41
42 /**
43 * A collection of utility methods.
44 */
45 public final class FontUtilities {
46
47 public static boolean isSolaris;
48
49 public static boolean isLinux;
50
51 public static boolean isMacOSX;
52
53 public static boolean useJDKScaler;
54
55 public static boolean useT2K;
56
57 public static boolean isWindows;
58
59 public static boolean isOpenJDK;
60
61 static final String LUCIDA_FILE_NAME = "LucidaSansRegular.ttf";
62
63 private static boolean debugFonts = false;
64 private static PlatformLogger logger = null;
65 private static boolean logging;
66
67 // This static initializer block figures out the OS constants.
68 static {
69
70 AccessController.doPrivileged(new PrivilegedAction<Object>() {
71 @SuppressWarnings("deprecation") // PlatformLogger.setLevel is deprecated.
72 @Override
73 public Object run() {
74 String osName = System.getProperty("os.name", "unknownOS");
75 isSolaris = osName.startsWith("SunOS");
77 isLinux = osName.startsWith("Linux");
78
79 isMacOSX = osName.contains("OS X"); // TODO: MacOSX
80
81 /* Support a value of "t2k" as meaning use the JDK internal
82 * scaler over the platform scaler whether or not t2k is
83 * actually available.
84 * This can be considered transitional support for some
85 * level of compatibility, as in it avoids the native scaler
86 * as before but cannot guarantee rendering equivalence
87 * with T2K.
88 * It will also use t2k instead of freetype if t2k is
89 * available - this is the same as before.
90 * The new value of "jdk" means even if t2k is available,
91 * the decision as to whether to use that or freetype is
92 * not affected by this setting.
93 */
94 String scalerStr = System.getProperty("sun.java2d.font.scaler");
95 if (scalerStr != null) {
96 useT2K = "t2k".equals(scalerStr);
97 useJDKScaler = useT2K || "jdk".equals(scalerStr);
98 } else {
99 useT2K = false;
100 useJDKScaler = false;
101 }
102 isWindows = osName.startsWith("Windows");
103 String jreLibDirName = System.getProperty("java.home", "")
104 + File.separator + "lib";
105 String jreFontDirName =
106 jreLibDirName + File.separator + "fonts";
107 File lucidaFile = new File(jreFontDirName + File.separator
108 + LUCIDA_FILE_NAME);
109 isOpenJDK = !lucidaFile.exists();
110
111 String debugLevel =
112 System.getProperty("sun.java2d.debugfonts");
113
114 if (debugLevel != null && !debugLevel.equals("false")) {
115 debugFonts = true;
116 logger = PlatformLogger.getLogger("sun.java2d");
117 if (debugLevel.equals("warning")) {
118 logger.setLevel(PlatformLogger.Level.WARNING);
119 } else if (debugLevel.equals("severe")) {
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36
37 import java.security.PrivilegedAction;
38 import javax.swing.plaf.FontUIResource;
39
40 import sun.util.logging.PlatformLogger;
41
42 /**
43 * A collection of utility methods.
44 */
45 public final class FontUtilities {
46
47 public static boolean isSolaris;
48
49 public static boolean isLinux;
50
51 public static boolean isMacOSX;
52
53 public static boolean useJDKScaler;
54
55 public static boolean useT2K;
56 // useLegacy is a short-term debugging transition aid.
57 public static boolean useLegacy;
58
59 public static boolean isWindows;
60
61 public static boolean isOpenJDK;
62
63 static final String LUCIDA_FILE_NAME = "LucidaSansRegular.ttf";
64
65 private static boolean debugFonts = false;
66 private static PlatformLogger logger = null;
67 private static boolean logging;
68
69 // This static initializer block figures out the OS constants.
70 static {
71
72 AccessController.doPrivileged(new PrivilegedAction<Object>() {
73 @SuppressWarnings("deprecation") // PlatformLogger.setLevel is deprecated.
74 @Override
75 public Object run() {
76 String osName = System.getProperty("os.name", "unknownOS");
77 isSolaris = osName.startsWith("SunOS");
79 isLinux = osName.startsWith("Linux");
80
81 isMacOSX = osName.contains("OS X"); // TODO: MacOSX
82
83 /* Support a value of "t2k" as meaning use the JDK internal
84 * scaler over the platform scaler whether or not t2k is
85 * actually available.
86 * This can be considered transitional support for some
87 * level of compatibility, as in it avoids the native scaler
88 * as before but cannot guarantee rendering equivalence
89 * with T2K.
90 * It will also use t2k instead of freetype if t2k is
91 * available - this is the same as before.
92 * The new value of "jdk" means even if t2k is available,
93 * the decision as to whether to use that or freetype is
94 * not affected by this setting.
95 */
96 String scalerStr = System.getProperty("sun.java2d.font.scaler");
97 if (scalerStr != null) {
98 useT2K = "t2k".equals(scalerStr);
99 if (useT2K) {
100 System.out.println("WARNING: t2k will be removed in JDK 11.");
101 }
102 useLegacy = "legacy".equals(scalerStr);
103 if (useLegacy) {
104 System.out.println("WARNING: legacy behavior will be removed in JDK 11.");
105 }
106 useJDKScaler = useT2K || "jdk".equals(scalerStr);
107 } else {
108 useT2K = false;
109 useLegacy = false;
110 useJDKScaler = false;
111 }
112 isWindows = osName.startsWith("Windows");
113 String jreLibDirName = System.getProperty("java.home", "")
114 + File.separator + "lib";
115 String jreFontDirName =
116 jreLibDirName + File.separator + "fonts";
117 File lucidaFile = new File(jreFontDirName + File.separator
118 + LUCIDA_FILE_NAME);
119 isOpenJDK = !lucidaFile.exists();
120
121 String debugLevel =
122 System.getProperty("sun.java2d.debugfonts");
123
124 if (debugLevel != null && !debugLevel.equals("false")) {
125 debugFonts = true;
126 logger = PlatformLogger.getLogger("sun.java2d");
127 if (debugLevel.equals("warning")) {
128 logger.setLevel(PlatformLogger.Level.WARNING);
129 } else if (debugLevel.equals("severe")) {
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