| /* |
| * Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| package sun.java2d; |
| |
| import java.awt.Color; |
| import java.awt.Font; |
| import java.awt.Graphics2D; |
| import java.awt.GraphicsConfiguration; |
| import java.awt.GraphicsDevice; |
| import java.awt.GraphicsEnvironment; |
| import java.awt.Insets; |
| import java.awt.Rectangle; |
| import java.awt.Toolkit; |
| import java.awt.font.TextAttribute; |
| import java.awt.image.BufferedImage; |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FilenameFilter; |
| import java.io.InputStreamReader; |
| import java.io.IOException; |
| import java.text.AttributedCharacterIterator; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Locale; |
| import java.util.Map; |
| import java.util.NoSuchElementException; |
| import java.util.Set; |
| import java.util.StringTokenizer; |
| import java.util.TreeMap; |
| import java.util.Vector; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import sun.awt.AppContext; |
| import sun.awt.DisplayChangedListener; |
| import sun.awt.FontConfiguration; |
| import sun.awt.SunDisplayChanger; |
| import sun.font.CompositeFontDescriptor; |
| import sun.font.Font2D; |
| import sun.font.FontManager; |
| import sun.font.NativeFont; |
| |
| /** |
| * This is an implementation of a GraphicsEnvironment object for the |
| * default local GraphicsEnvironment. |
| * |
| * @see GraphicsDevice |
| * @see GraphicsConfiguration |
| */ |
| |
| public abstract class SunGraphicsEnvironment extends GraphicsEnvironment |
| implements FontSupport, DisplayChangedListener { |
| |
| public static boolean isLinux; |
| public static boolean isSolaris; |
| public static boolean isWindows; |
| public static boolean noType1Font; |
| private static Font defaultFont; |
| private static String defaultFontFileName; |
| private static String defaultFontName; |
| public static final String lucidaFontName = "Lucida Sans Regular"; |
| public static final String lucidaFileName = "LucidaSansRegular.ttf"; |
| public static boolean debugFonts = false; |
| protected static Logger logger = null; |
| private static ArrayList badFonts; |
| public static String jreLibDirName; |
| public static String jreFontDirName; |
| private static HashSet<String> missingFontFiles = null; |
| |
| private FontConfiguration fontConfig; |
| |
| /* fontPath is the location of all fonts on the system, excluding the |
| * JRE's own font directory but including any path specified using the |
| * sun.java2d.fontpath property. Together with that property, it is |
| * initialised by the getPlatformFontPath() method |
| * This call must be followed by a call to registerFontDirs(fontPath) |
| * once any extra debugging path has been appended. |
| */ |
| protected String fontPath; |
| |
| /* discoveredAllFonts is set to true when all fonts on the font path are |
| * discovered. This usually also implies opening, validating and |
| * registering, but an implementation may be optimized to avold this. |
| * So see also "loadedAllFontFiles" |
| */ |
| private boolean discoveredAllFonts = false; |
| |
| /* loadedAllFontFiles is set to true when all fonts on the font path are |
| * actually opened, validated and registered. This always implies |
| * discoveredAllFonts is true. |
| */ |
| private boolean loadedAllFontFiles = false; |
| |
| protected HashSet registeredFontFiles = new HashSet(); |
| public static String eudcFontFileName; /* Initialised only on windows */ |
| |
| private static boolean isOpenJDK; |
| /** |
| * A few things in Java 2D code are different in OpenJDK, |
| * so need a way to tell which implementation this is. |
| * The absence of Lucida Sans Regular is the simplest way for now. |
| */ |
| public static boolean isOpenJDK() { |
| return isOpenJDK; |
| } |
| |
| static { |
| java.security.AccessController.doPrivileged( |
| new java.security.PrivilegedAction() { |
| public Object run() { |
| |
| jreLibDirName = System.getProperty("java.home","") + |
| File.separator + "lib"; |
| jreFontDirName = jreLibDirName + File.separator + "fonts"; |
| File lucidaFile = |
| new File(jreFontDirName + File.separator + lucidaFileName); |
| isOpenJDK = !lucidaFile.exists(); |
| |
| String debugLevel = |
| System.getProperty("sun.java2d.debugfonts"); |
| |
| if (debugLevel != null && !debugLevel.equals("false")) { |
| debugFonts = true; |
| logger = Logger.getLogger("sun.java2d"); |
| if (debugLevel.equals("warning")) { |
| logger.setLevel(Level.WARNING); |
| } else if (debugLevel.equals("severe")) { |
| logger.setLevel(Level.SEVERE); |
| } |
| } |
| return null; |
| } |
| }); |
| }; |
| |
| public SunGraphicsEnvironment() { |
| java.security.AccessController.doPrivileged( |
| new java.security.PrivilegedAction() { |
| public Object run() { |
| String osName = System.getProperty("os.name"); |
| if ("Linux".equals(osName)) { |
| isLinux = true; |
| } else if ("SunOS".equals(osName)) { |
| isSolaris = true; |
| } else if ("Windows".equals(osName)) { |
| isWindows = true; |
| } |
| |
| noType1Font = "true". |
| equals(System.getProperty("sun.java2d.noType1Font")); |
| |
| if (isOpenJDK()) { |
| String[] fontInfo = FontManager.getDefaultPlatformFont(); |
| defaultFontName = fontInfo[0]; |
| defaultFontFileName = fontInfo[1]; |
| } else { |
| defaultFontName = lucidaFontName; |
| if (useAbsoluteFontFileNames()) { |
| defaultFontFileName = |
| jreFontDirName + File.separator + lucidaFileName; |
| } else { |
| defaultFontFileName = lucidaFileName; |
| } |
| } |
| |
| File badFontFile = |
| new File(jreFontDirName + File.separator + "badfonts.txt"); |
| if (badFontFile.exists()) { |
| FileInputStream fis = null; |
| try { |
| badFonts = new ArrayList(); |
| fis = new FileInputStream(badFontFile); |
| InputStreamReader isr = new InputStreamReader(fis); |
| BufferedReader br = new BufferedReader(isr); |
| while (true) { |
| String name = br.readLine(); |
| if (name == null) { |
| break; |
| } else { |
| if (debugFonts) { |
| logger.warning("read bad font: " + name); |
| } |
| badFonts.add(name); |
| } |
| } |
| } catch (IOException e) { |
| try { |
| if (fis != null) { |
| fis.close(); |
| } |
| } catch (IOException ioe) { |
| } |
| } |
| } |
| |
| /* Here we get the fonts in jre/lib/fonts and register them |
| * so they are always available and preferred over other fonts. |
| * This needs to be registered before the composite fonts as |
| * otherwise some native font that corresponds may be found |
| * as we don't have a way to handle two fonts of the same |
| * name, so the JRE one must be the first one registered. |
| * Pass "true" to registerFonts method as on-screen these |
| * JRE fonts always go through the T2K rasteriser. |
| */ |
| if (isLinux) { |
| /* Linux font configuration uses these fonts */ |
| registerFontDir(jreFontDirName); |
| } |
| registerFontsInDir(jreFontDirName, true, Font2D.JRE_RANK, |
| true, false); |
| |
| /* Register the JRE fonts so that the native platform can |
| * access them. This is used only on Windows so that when |
| * printing the printer driver can access the fonts. |
| */ |
| registerJREFontsWithPlatform(jreFontDirName); |
| |
| /* Create the font configuration and get any font path |
| * that might be specified. |
| */ |
| fontConfig = createFontConfiguration(); |
| getPlatformFontPathFromFontConfig(); |
| |
| String extraFontPath = fontConfig.getExtraFontPath(); |
| |
| /* In prior releases the debugging font path replaced |
| * all normally located font directories except for the |
| * JRE fonts dir. This directory is still always located and |
| * placed at the head of the path but as an augmentation |
| * to the previous behaviour the |
| * changes below allow you to additionally append to |
| * the font path by starting with append: or prepend by |
| * starting with a prepend: sign. Eg: to append |
| * -Dsun.java2d.fontpath=append:/usr/local/myfonts |
| * and to prepend |
| * -Dsun.java2d.fontpath=prepend:/usr/local/myfonts Disp |
| * |
| * If there is an appendedfontpath it in the font configuration |
| * it is used instead of searching the system for dirs. |
| * The behaviour of append and prepend is then similar |
| * to the normal case. ie it goes after what |
| * you prepend and * before what you append. If the |
| * sun.java2d.fontpath property is used, but it |
| * neither the append or prepend syntaxes is used then as |
| * except for the JRE dir the path is replaced and it is |
| * up to you to make sure that all the right directories |
| * are located. This is platform and locale-specific so |
| * its almost impossible to get right, so it should be |
| * used with caution. |
| */ |
| boolean prependToPath = false; |
| boolean appendToPath = false; |
| String dbgFontPath = System.getProperty("sun.java2d.fontpath"); |
| |
| if (dbgFontPath != null) { |
| if (dbgFontPath.startsWith("prepend:")) { |
| prependToPath = true; |
| dbgFontPath = |
| dbgFontPath.substring("prepend:".length()); |
| } else if (dbgFontPath.startsWith("append:")) { |
| appendToPath = true; |
| dbgFontPath = |
| dbgFontPath.substring("append:".length()); |
| } |
| } |
| |
| if (debugFonts) { |
| logger.info("JRE font directory: " + jreFontDirName); |
| logger.info("Extra font path: " + extraFontPath); |
| logger.info("Debug font path: " + dbgFontPath); |
| } |
| |
| if (dbgFontPath != null) { |
| /* In debugging mode we register all the paths |
| * Caution: this is a very expensive call on Solaris:- |
| */ |
| fontPath = getPlatformFontPath(noType1Font); |
| |
| if (extraFontPath != null) { |
| fontPath = |
| extraFontPath + File.pathSeparator + fontPath; |
| } |
| if (appendToPath) { |
| fontPath = fontPath + File.pathSeparator + dbgFontPath; |
| } else if (prependToPath) { |
| fontPath = dbgFontPath + File.pathSeparator + fontPath; |
| } else { |
| fontPath = dbgFontPath; |
| } |
| registerFontDirs(fontPath); |
| } else if (extraFontPath != null) { |
| /* If the font configuration contains an "appendedfontpath" |
| * entry, it is interpreted as a set of locations that |
| * should always be registered. |
| * It may be additional to locations normally found for |
| * that place, or it may be locations that need to have |
| * all their paths registered to locate all the needed |
| * platform names. |
| * This is typically when the same .TTF file is referenced |
| * from multiple font.dir files and all of these must be |
| * read to find all the native (XLFD) names for the font, |
| * so that X11 font APIs can be used for as many code |
| * points as possible. |
| */ |
| registerFontDirs(extraFontPath); |
| } |
| |
| /* On Solaris, we need to register the Japanese TrueType |
| * directory so that we can find the corresponding bitmap |
| * fonts. This could be done by listing the directory in |
| * the font configuration file, but we don't want to |
| * confuse users with this quirk. There are no bitmap fonts |
| * for other writing systems that correspond to TrueType |
| * fonts and have matching XLFDs. We need to register the |
| * bitmap fonts only in environments where they're on the |
| * X font path, i.e., in the Japanese locale. |
| * Note that if the X Toolkit is in use the font path isn't |
| * set up by JDK, but users of a JA locale should have it |
| * set up already by their login environment. |
| */ |
| if (isSolaris && Locale.JAPAN.equals(Locale.getDefault())) { |
| registerFontDir("/usr/openwin/lib/locale/ja/X11/fonts/TT"); |
| } |
| |
| initCompositeFonts(fontConfig, null); |
| |
| /* Establish the default font to be used by SG2D etc */ |
| defaultFont = new Font(Font.DIALOG, Font.PLAIN, 12); |
| |
| return null; |
| } |
| }); |
| } |
| |
| protected GraphicsDevice[] screens; |
| |
| /** |
| * Returns an array of all of the screen devices. |
| */ |
| public synchronized GraphicsDevice[] getScreenDevices() { |
| GraphicsDevice[] ret = screens; |
| if (ret == null) { |
| int num = getNumScreens(); |
| ret = new GraphicsDevice[num]; |
| for (int i = 0; i < num; i++) { |
| ret[i] = makeScreenDevice(i); |
| } |
| screens = ret; |
| } |
| return ret; |
| } |
| |
| protected abstract int getNumScreens(); |
| protected abstract GraphicsDevice makeScreenDevice(int screennum); |
| |
| /** |
| * Returns the default screen graphics device. |
| */ |
| public GraphicsDevice getDefaultScreenDevice() { |
| return getScreenDevices()[0]; |
| } |
| |
| /** |
| * Returns a Graphics2D object for rendering into the |
| * given BufferedImage. |
| * @throws NullPointerException if BufferedImage argument is null |
| */ |
| public Graphics2D createGraphics(BufferedImage img) { |
| if (img == null) { |
| throw new NullPointerException("BufferedImage cannot be null"); |
| } |
| SurfaceData sd = SurfaceData.getPrimarySurfaceData(img); |
| return new SunGraphics2D(sd, Color.white, Color.black, defaultFont); |
| } |
| |
| /* A call to this method should be followed by a call to |
| * registerFontDirs(..) |
| */ |
| protected String getPlatformFontPath(boolean noType1Font) { |
| if (fontPath == null) { |
| fontPath = FontManager.getFontPath(noType1Font); |
| } |
| return fontPath; |
| } |
| |
| private String[] platformFontDirs; |
| /** |
| * Get all directories which contain installed fonts. |
| */ |
| public String[] getPlatformFontDirs() { |
| if (platformFontDirs == null) { |
| String path = getPlatformFontPath(noType1Font); |
| StringTokenizer parser = |
| new StringTokenizer(path, File.pathSeparator);; |
| ArrayList<String> pathList = new ArrayList<String>(); |
| try { |
| while (parser.hasMoreTokens()) { |
| pathList.add(parser.nextToken()); |
| } |
| } catch (NoSuchElementException e) { |
| } |
| platformFontDirs = pathList.toArray(new String[0]); |
| } |
| return platformFontDirs; |
| } |
| |
| /** |
| * Whether registerFontFile expects absolute or relative |
| * font file names. |
| */ |
| protected boolean useAbsoluteFontFileNames() { |
| return true; |
| } |
| |
| /** |
| * Returns file name for default font, either absolute |
| * or relative as needed by registerFontFile. |
| */ |
| public String getDefaultFontFile() { |
| return defaultFontFileName; |
| } |
| |
| /** |
| * Returns face name for default font, or null if |
| * no face names are used for CompositeFontDescriptors |
| * for this platform. |
| */ |
| public String getDefaultFontFaceName() { |
| return defaultFontName; |
| } |
| |
| public void loadFonts() { |
| if (discoveredAllFonts) { |
| return; |
| } |
| /* Use lock specific to the font system */ |
| synchronized (lucidaFontName) { |
| if (debugFonts) { |
| Thread.dumpStack(); |
| logger.info("SunGraphicsEnvironment.loadFonts() called"); |
| } |
| FontManager.initialiseDeferredFonts(); |
| |
| java.security.AccessController.doPrivileged( |
| new java.security.PrivilegedAction() { |
| public Object run() { |
| if (fontPath == null) { |
| fontPath = getPlatformFontPath(noType1Font); |
| registerFontDirs(fontPath); |
| } |
| if (fontPath != null) { |
| // this will find all fonts including those already |
| // registered. But we have checks in place to prevent |
| // double registration. |
| if (!FontManager.gotFontsFromPlatform()) { |
| registerFontsOnPath(fontPath, false, |
| Font2D.UNKNOWN_RANK, |
| false, true); |
| loadedAllFontFiles = true; |
| } |
| } |
| FontManager.registerOtherFontFiles(registeredFontFiles); |
| discoveredAllFonts = true; |
| return null; |
| } |
| }); |
| } |
| } |
| |
| |
| public void loadFontFiles() { |
| loadFonts(); |
| if (loadedAllFontFiles) { |
| return; |
| } |
| /* Use lock specific to the font system */ |
| synchronized (lucidaFontName) { |
| if (debugFonts) { |
| Thread.dumpStack(); |
| logger.info("loadAllFontFiles() called"); |
| } |
| java.security.AccessController.doPrivileged( |
| new java.security.PrivilegedAction() { |
| public Object run() { |
| if (fontPath == null) { |
| fontPath = getPlatformFontPath(noType1Font); |
| } |
| if (fontPath != null) { |
| // this will find all fonts including those already |
| // registered. But we have checks in place to prevent |
| // double registration. |
| registerFontsOnPath(fontPath, false, |
| Font2D.UNKNOWN_RANK, |
| false, true); |
| } |
| loadedAllFontFiles = true; |
| return null; |
| } |
| }); |
| } |
| } |
| |
| /* |
| * This is for use only within getAllFonts(). |
| * Fonts listed in the fontconfig files for windows were all |
| * on the "deferred" initialisation list. They were registered |
| * either in the course of the application, or in the call to |
| * loadFonts() within getAllFonts(). The fontconfig file specifies |
| * the names of the fonts using the English names. If there's a |
| * different name in the execution locale, then the platform will |
| * report that, and we will construct the font with both names, and |
| * thereby enumerate it twice. This happens for Japanese fonts listed |
| * in the windows fontconfig, when run in the JA locale. The solution |
| * is to rely (in this case) on the platform's font->file mapping to |
| * determine that this name corresponds to a file we already registered. |
| * This works because |
| * - we know when we get here all deferred fonts are already initialised |
| * - when we register a font file, we register all fonts in it. |
| * - we know the fontconfig fonts are all in the windows registry |
| */ |
| private boolean isNameForRegisteredFile(String fontName) { |
| String fileName = FontManager.getFileNameForFontName(fontName); |
| if (fileName == null) { |
| return false; |
| } |
| return registeredFontFiles.contains(fileName); |
| } |
| |
| private Font[] allFonts; |
| |
| /** |
| * Returns all fonts installed in this environment. |
| */ |
| public Font[] getAllInstalledFonts() { |
| if (allFonts == null) { |
| loadFonts(); |
| TreeMap fontMapNames = new TreeMap(); |
| /* warning: the number of composite fonts could change dynamically |
| * if applications are allowed to create them. "allfonts" could |
| * then be stale. |
| */ |
| |
| Font2D[] allfonts = FontManager.getRegisteredFonts(); |
| for (int i=0; i < allfonts.length; i++) { |
| if (!(allfonts[i] instanceof NativeFont)) { |
| fontMapNames.put(allfonts[i].getFontName(null), |
| allfonts[i]); |
| } |
| } |
| |
| String[] platformNames = FontManager.getFontNamesFromPlatform(); |
| if (platformNames != null) { |
| for (int i=0; i<platformNames.length; i++) { |
| if (!isNameForRegisteredFile(platformNames[i])) { |
| fontMapNames.put(platformNames[i], null); |
| } |
| } |
| } |
| |
| String[] fontNames = null; |
| if (fontMapNames.size() > 0) { |
| fontNames = new String[fontMapNames.size()]; |
| Object [] keyNames = fontMapNames.keySet().toArray(); |
| for (int i=0; i < keyNames.length; i++) { |
| fontNames[i] = (String)keyNames[i]; |
| } |
| } |
| Font[] fonts = new Font[fontNames.length]; |
| for (int i=0; i < fontNames.length; i++) { |
| fonts[i] = new Font(fontNames[i], Font.PLAIN, 1); |
| Font2D f2d = (Font2D)fontMapNames.get(fontNames[i]); |
| if (f2d != null) { |
| FontManager.setFont2D(fonts[i], f2d.handle); |
| } |
| } |
| allFonts = fonts; |
| } |
| |
| Font []copyFonts = new Font[allFonts.length]; |
| System.arraycopy(allFonts, 0, copyFonts, 0, allFonts.length); |
| return copyFonts; |
| } |
| |
| /** |
| * Returns all fonts available in this environment. |
| */ |
| public Font[] getAllFonts() { |
| Font[] installedFonts = getAllInstalledFonts(); |
| Font[] created = FontManager.getCreatedFonts(); |
| if (created == null || created.length == 0) { |
| return installedFonts; |
| } else { |
| int newlen = installedFonts.length + created.length; |
| Font [] fonts = java.util.Arrays.copyOf(installedFonts, newlen); |
| System.arraycopy(created, 0, fonts, |
| installedFonts.length, created.length); |
| return fonts; |
| } |
| } |
| |
| /** |
| * Default locale can be changed but we need to know the initial locale |
| * as that is what is used by native code. Changing Java default locale |
| * doesn't affect that. |
| * Returns the locale in use when using native code to communicate |
| * with platform APIs. On windows this is known as the "system" locale, |
| * and it is usually the same as the platform locale, but not always, |
| * so this method also checks an implementation property used only |
| * on windows and uses that if set. |
| */ |
| private static Locale systemLocale = null; |
| public static Locale getSystemStartupLocale() { |
| if (systemLocale == null) { |
| systemLocale = (Locale) |
| java.security.AccessController.doPrivileged( |
| new java.security.PrivilegedAction() { |
| public Object run() { |
| /* On windows the system locale may be different than the |
| * user locale. This is an unsupported configuration, but |
| * in that case we want to return a dummy locale that will |
| * never cause a match in the usage of this API. This is |
| * important because Windows documents that the family |
| * names of fonts are enumerated using the language of |
| * the system locale. BY returning a dummy locale in that |
| * case we do not use the platform API which would not |
| * return us the names we want. |
| */ |
| String fileEncoding = System.getProperty("file.encoding", ""); |
| String sysEncoding = System.getProperty("sun.jnu.encoding"); |
| if (sysEncoding != null && !sysEncoding.equals(fileEncoding)) { |
| return Locale.ROOT; |
| } |
| |
| String language = System.getProperty("user.language", "en"); |
| String country = System.getProperty("user.country",""); |
| String variant = System.getProperty("user.variant",""); |
| return new Locale(language, country, variant); |
| } |
| }); |
| } |
| return systemLocale; |
| } |
| |
| /* Really we need only the JRE fonts family names, but there's little |
| * overhead in doing this the easy way by adding all the currently |
| * known fonts. |
| */ |
| protected void getJREFontFamilyNames(TreeMap<String,String> familyNames, |
| Locale requestedLocale) { |
| FontManager.registerDeferredJREFonts(jreFontDirName); |
| Font2D[] physicalfonts = FontManager.getPhysicalFonts(); |
| for (int i=0; i < physicalfonts.length; i++) { |
| if (!(physicalfonts[i] instanceof NativeFont)) { |
| String name = |
| physicalfonts[i].getFamilyName(requestedLocale); |
| familyNames.put(name.toLowerCase(requestedLocale), name); |
| } |
| } |
| } |
| |
| private String[] allFamilies; // cache for default locale only |
| private Locale lastDefaultLocale; |
| |
| public String[] getInstalledFontFamilyNames(Locale requestedLocale) { |
| if (requestedLocale == null) { |
| requestedLocale = Locale.getDefault(); |
| } |
| if (allFamilies != null && lastDefaultLocale != null && |
| requestedLocale.equals(lastDefaultLocale)) { |
| String[] copyFamilies = new String[allFamilies.length]; |
| System.arraycopy(allFamilies, 0, copyFamilies, |
| 0, allFamilies.length); |
| return copyFamilies; |
| } |
| |
| TreeMap<String,String> familyNames = new TreeMap<String,String>(); |
| // these names are always there and aren't localised |
| String str; |
| str = Font.SERIF; familyNames.put(str.toLowerCase(), str); |
| str = Font.SANS_SERIF; familyNames.put(str.toLowerCase(), str); |
| str = Font.MONOSPACED; familyNames.put(str.toLowerCase(), str); |
| str = Font.DIALOG; familyNames.put(str.toLowerCase(), str); |
| str = Font.DIALOG_INPUT; familyNames.put(str.toLowerCase(), str); |
| |
| /* Platform APIs may be used to get the set of available family |
| * names for the current default locale so long as it is the same |
| * as the start-up system locale, rather than loading all fonts. |
| */ |
| if (requestedLocale.equals(getSystemStartupLocale()) && |
| FontManager.getFamilyNamesFromPlatform(familyNames, |
| requestedLocale)) { |
| /* Augment platform names with JRE font family names */ |
| getJREFontFamilyNames(familyNames, requestedLocale); |
| } else { |
| loadFontFiles(); |
| Font2D[] physicalfonts = FontManager.getPhysicalFonts(); |
| for (int i=0; i < physicalfonts.length; i++) { |
| if (!(physicalfonts[i] instanceof NativeFont)) { |
| String name = |
| physicalfonts[i].getFamilyName(requestedLocale); |
| familyNames.put(name.toLowerCase(requestedLocale), name); |
| } |
| } |
| } |
| |
| String[] retval = new String[familyNames.size()]; |
| Object [] keyNames = familyNames.keySet().toArray(); |
| for (int i=0; i < keyNames.length; i++) { |
| retval[i] = (String)familyNames.get(keyNames[i]); |
| } |
| if (requestedLocale.equals(Locale.getDefault())) { |
| lastDefaultLocale = requestedLocale; |
| allFamilies = new String[retval.length]; |
| System.arraycopy(retval, 0, allFamilies, 0, allFamilies.length); |
| } |
| return retval; |
| } |
| |
| public String[] getAvailableFontFamilyNames(Locale requestedLocale) { |
| String[] installed = getInstalledFontFamilyNames(requestedLocale); |
| /* Use a new TreeMap as used in getInstalledFontFamilyNames |
| * and insert all the keys in lower case, so that the sort order |
| * is the same as the installed families. This preserves historical |
| * behaviour and inserts new families in the right place. |
| * It would have been marginally more efficient to directly obtain |
| * the tree map and just insert new entries, but not so much as |
| * to justify the extra internal interface. |
| */ |
| TreeMap<String, String> map = FontManager.getCreatedFontFamilyNames(); |
| if (map == null || map.size() == 0) { |
| return installed; |
| } else { |
| for (int i=0; i<installed.length; i++) { |
| map.put(installed[i].toLowerCase(requestedLocale), |
| installed[i]); |
| } |
| String[] retval = new String[map.size()]; |
| Object [] keyNames = map.keySet().toArray(); |
| for (int i=0; i < keyNames.length; i++) { |
| retval[i] = (String)map.get(keyNames[i]); |
| } |
| return retval; |
| } |
| } |
| |
| public String[] getAvailableFontFamilyNames() { |
| return getAvailableFontFamilyNames(Locale.getDefault()); |
| } |
| |
| /** |
| * Returns a file name for the physical font represented by this platform |
| * font name. The default implementation tries to obtain the file name |
| * from the font configuration. |
| * Subclasses may override to provide information from other sources. |
| */ |
| protected String getFileNameFromPlatformName(String platformFontName) { |
| return fontConfig.getFileNameFromPlatformName(platformFontName); |
| } |
| |
| public static class TTFilter implements FilenameFilter { |
| public boolean accept(File dir,String name) { |
| /* all conveniently have the same suffix length */ |
| int offset = name.length()-4; |
| if (offset <= 0) { /* must be at least A.ttf */ |
| return false; |
| } else { |
| return(name.startsWith(".ttf", offset) || |
| name.startsWith(".TTF", offset) || |
| name.startsWith(".ttc", offset) || |
| name.startsWith(".TTC", offset)); |
| } |
| } |
| } |
| |
| public static class T1Filter implements FilenameFilter { |
| public boolean accept(File dir,String name) { |
| if (noType1Font) { |
| return false; |
| } |
| /* all conveniently have the same suffix length */ |
| int offset = name.length()-4; |
| if (offset <= 0) { /* must be at least A.pfa */ |
| return false; |
| } else { |
| return(name.startsWith(".pfa", offset) || |
| name.startsWith(".pfb", offset) || |
| name.startsWith(".PFA", offset) || |
| name.startsWith(".PFB", offset)); |
| } |
| } |
| } |
| |
| public static class TTorT1Filter implements FilenameFilter { |
| public boolean accept(File dir, String name) { |
| |
| /* all conveniently have the same suffix length */ |
| int offset = name.length()-4; |
| if (offset <= 0) { /* must be at least A.ttf or A.pfa */ |
| return false; |
| } else { |
| boolean isTT = |
| name.startsWith(".ttf", offset) || |
| name.startsWith(".TTF", offset) || |
| name.startsWith(".ttc", offset) || |
| name.startsWith(".TTC", offset); |
| if (isTT) { |
| return true; |
| } else if (noType1Font) { |
| return false; |
| } else { |
| return(name.startsWith(".pfa", offset) || |
| name.startsWith(".pfb", offset) || |
| name.startsWith(".PFA", offset) || |
| name.startsWith(".PFB", offset)); |
| } |
| } |
| } |
| } |
| |
| /* No need to keep consing up new instances - reuse a singleton. |
| * The trade-off is that these objects don't get GC'd. |
| */ |
| public static final TTFilter ttFilter = new TTFilter(); |
| public static final T1Filter t1Filter = new T1Filter(); |
| |
| /* The majority of the register functions in this class are |
| * registering platform fonts in the JRE's font maps. |
| * The next one is opposite in function as it registers the JRE |
| * fonts as platform fonts. If subsequent to calling this |
| * your implementation enumerates platform fonts in a way that |
| * would return these fonts too you may get duplicates. |
| * This function is primarily used to install the JRE fonts |
| * so that the native platform can access them. |
| * It is intended to be overridden by platform subclasses |
| * Currently minimal use is made of this as generally |
| * Java 2D doesn't need the platform to be able to |
| * use its fonts and platforms which already have matching |
| * fonts registered (possibly even from other different JRE |
| * versions) generally can't be guaranteed to use the |
| * one registered by this JRE version in response to |
| * requests from this JRE. |
| */ |
| protected void registerJREFontsWithPlatform(String pathName) { |
| return; |
| } |
| |
| /* Called from FontManager - has Solaris specific implementation */ |
| public void register1dot0Fonts() { |
| java.security.AccessController.doPrivileged( |
| new java.security.PrivilegedAction() { |
| public Object run() { |
| String type1Dir = "/usr/openwin/lib/X11/fonts/Type1"; |
| registerFontsInDir(type1Dir, true, Font2D.TYPE1_RANK, |
| false, false); |
| return null; |
| } |
| }); |
| } |
| |
| protected void registerFontDirs(String pathName) { |
| return; |
| } |
| |
| /* Called to register fall back fonts */ |
| public void registerFontsInDir(String dirName) { |
| registerFontsInDir(dirName, true, Font2D.JRE_RANK, true, false); |
| } |
| |
| private void registerFontsInDir(String dirName, boolean useJavaRasterizer, |
| int fontRank, |
| boolean defer, boolean resolveSymLinks) { |
| File pathFile = new File(dirName); |
| addDirFonts(dirName, pathFile, ttFilter, |
| FontManager.FONTFORMAT_TRUETYPE, useJavaRasterizer, |
| fontRank==Font2D.UNKNOWN_RANK ? |
| Font2D.TTF_RANK : fontRank, |
| defer, resolveSymLinks); |
| addDirFonts(dirName, pathFile, t1Filter, |
| FontManager.FONTFORMAT_TYPE1, useJavaRasterizer, |
| fontRank==Font2D.UNKNOWN_RANK ? |
| Font2D.TYPE1_RANK : fontRank, |
| defer, resolveSymLinks); |
| } |
| |
| private void registerFontsOnPath(String pathName, |
| boolean useJavaRasterizer, int fontRank, |
| boolean defer, boolean resolveSymLinks) { |
| |
| StringTokenizer parser = new StringTokenizer(pathName, |
| File.pathSeparator); |
| try { |
| while (parser.hasMoreTokens()) { |
| registerFontsInDir(parser.nextToken(), |
| useJavaRasterizer, fontRank, |
| defer, resolveSymLinks); |
| } |
| } catch (NoSuchElementException e) { |
| } |
| } |
| |
| protected void registerFontFile(String fontFileName, String[] nativeNames, |
| int fontRank, boolean defer) { |
| // REMIND: case compare depends on platform |
| if (registeredFontFiles.contains(fontFileName)) { |
| return; |
| } |
| int fontFormat; |
| if (ttFilter.accept(null, fontFileName)) { |
| fontFormat = FontManager.FONTFORMAT_TRUETYPE; |
| } else if (t1Filter.accept(null, fontFileName)) { |
| fontFormat = FontManager.FONTFORMAT_TYPE1; |
| } else { |
| fontFormat = FontManager.FONTFORMAT_NATIVE; |
| } |
| registeredFontFiles.add(fontFileName); |
| if (defer) { |
| FontManager.registerDeferredFont(fontFileName, |
| fontFileName, nativeNames, |
| fontFormat, false, fontRank); |
| } else { |
| FontManager.registerFontFile(fontFileName, nativeNames, |
| fontFormat, false, fontRank); |
| } |
| } |
| |
| protected void registerFontDir(String path) { |
| } |
| |
| protected String[] getNativeNames(String fontFileName, |
| String platformName) { |
| return null; |
| } |
| |
| /* |
| * helper function for registerFonts |
| */ |
| private void addDirFonts(String dirName, File dirFile, |
| FilenameFilter filter, |
| int fontFormat, boolean useJavaRasterizer, |
| int fontRank, |
| boolean defer, boolean resolveSymLinks) { |
| String[] ls = dirFile.list(filter); |
| if (ls == null || ls.length == 0) { |
| return; |
| } |
| String[] fontNames = new String[ls.length]; |
| String[][] nativeNames = new String[ls.length][]; |
| int fontCount = 0; |
| |
| for (int i=0; i < ls.length; i++ ) { |
| File theFile = new File(dirFile, ls[i]); |
| String fullName = null; |
| if (resolveSymLinks) { |
| try { |
| fullName = theFile.getCanonicalPath(); |
| } catch (IOException e) { |
| } |
| } |
| if (fullName == null) { |
| fullName = dirName + File.separator + ls[i]; |
| } |
| |
| // REMIND: case compare depends on platform |
| if (registeredFontFiles.contains(fullName)) { |
| continue; |
| } |
| |
| if (badFonts != null && badFonts.contains(fullName)) { |
| if (debugFonts) { |
| logger.warning("skip bad font " + fullName); |
| } |
| continue; // skip this font file. |
| } |
| |
| registeredFontFiles.add(fullName); |
| |
| if (debugFonts && logger.isLoggable(Level.INFO)) { |
| String message = "Registering font " + fullName; |
| String[] natNames = getNativeNames(fullName, null); |
| if (natNames == null) { |
| message += " with no native name"; |
| } else { |
| message += " with native name(s) " + natNames[0]; |
| for (int nn = 1; nn < natNames.length; nn++) { |
| message += ", " + natNames[nn]; |
| } |
| } |
| logger.info(message); |
| } |
| fontNames[fontCount] = fullName; |
| nativeNames[fontCount++] = getNativeNames(fullName, null); |
| } |
| FontManager.registerFonts(fontNames, nativeNames, fontCount, |
| fontFormat, useJavaRasterizer, fontRank, |
| defer); |
| return; |
| } |
| |
| /* |
| * A GE may verify whether a font file used in a fontconfiguration |
| * exists. If it doesn't then either we may substitute the default |
| * font, or perhaps elide it altogether from the composite font. |
| * This makes some sense on windows where the font file is only |
| * likely to be in one place. But on other OSes, eg Linux, the file |
| * can move around depending. So there we probably don't want to assume |
| * its missing and so won't add it to this list. |
| * If this list - missingFontFiles - is non-null then the composite |
| * font initialisation logic tests to see if a font file is in that |
| * set. |
| * Only one thread should be able to add to this set so we don't |
| * synchronize. |
| */ |
| protected void addToMissingFontFileList(String fileName) { |
| if (missingFontFiles == null) { |
| missingFontFiles = new HashSet<String>(); |
| } |
| missingFontFiles.add(fileName); |
| } |
| |
| /** |
| * Creates this environment's FontConfiguration. |
| */ |
| protected abstract FontConfiguration createFontConfiguration(); |
| |
| public abstract FontConfiguration |
| createFontConfiguration(boolean preferLocaleFonts, |
| boolean preferPropFonts); |
| |
| /* |
| * This method asks the font configuration API for all platform names |
| * used as components of composite/logical fonts and iterates over these |
| * looking up their corresponding file name and registers these fonts. |
| * It also ensures that the fonts are accessible via platform APIs. |
| * The composites themselves are then registered. |
| */ |
| private void |
| initCompositeFonts(FontConfiguration fontConfig, |
| ConcurrentHashMap<String, Font2D> altNameCache) { |
| |
| int numCoreFonts = fontConfig.getNumberCoreFonts(); |
| String[] fcFonts = fontConfig.getPlatformFontNames(); |
| for (int f=0; f<fcFonts.length; f++) { |
| String platformFontName = fcFonts[f]; |
| String fontFileName = |
| getFileNameFromPlatformName(platformFontName); |
| String[] nativeNames = null; |
| if (fontFileName == null) { |
| /* No file located, so register using the platform name, |
| * i.e. as a native font. |
| */ |
| fontFileName = platformFontName; |
| } else { |
| if (f < numCoreFonts) { |
| /* If platform APIs also need to access the font, add it |
| * to a set to be registered with the platform too. |
| * This may be used to add the parent directory to the X11 |
| * font path if its not already there. See the docs for the |
| * subclass implementation. |
| * This is now mainly for the benefit of X11-based AWT |
| * But for historical reasons, 2D initialisation code |
| * makes these calls. |
| * If the fontconfiguration file is properly set up |
| * so that all fonts are mapped to files and all their |
| * appropriate directories are specified, then this |
| * method will be low cost as it will return after |
| * a test that finds a null lookup map. |
| */ |
| addFontToPlatformFontPath(platformFontName); |
| } |
| nativeNames = getNativeNames(fontFileName, platformFontName); |
| } |
| /* Uncomment these two lines to "generate" the XLFD->filename |
| * mappings needed to speed start-up on Solaris. |
| * Augment this with the appendedpathname and the mappings |
| * for native (F3) fonts |
| */ |
| //String platName = platformFontName.replaceAll(" ", "_"); |
| //System.out.println("filename."+platName+"="+fontFileName); |
| registerFontFile(fontFileName, nativeNames, |
| Font2D.FONT_CONFIG_RANK, true); |
| |
| |
| } |
| /* This registers accumulated paths from the calls to |
| * addFontToPlatformFontPath(..) and any specified by |
| * the font configuration. Rather than registering |
| * the fonts it puts them in a place and form suitable for |
| * the Toolkit to pick up and use if a toolkit is initialised, |
| * and if it uses X11 fonts. |
| */ |
| registerPlatformFontsUsedByFontConfiguration(); |
| |
| CompositeFontDescriptor[] compositeFontInfo |
| = fontConfig.get2DCompositeFontInfo(); |
| for (int i = 0; i < compositeFontInfo.length; i++) { |
| CompositeFontDescriptor descriptor = compositeFontInfo[i]; |
| String[] componentFileNames = descriptor.getComponentFileNames(); |
| String[] componentFaceNames = descriptor.getComponentFaceNames(); |
| |
| /* It would be better eventually to handle this in the |
| * FontConfiguration code which should also remove duplicate slots |
| */ |
| if (missingFontFiles != null) { |
| for (int ii=0; ii<componentFileNames.length; ii++) { |
| if (missingFontFiles.contains(componentFileNames[ii])) { |
| componentFileNames[ii] = getDefaultFontFile(); |
| componentFaceNames[ii] = getDefaultFontFaceName(); |
| } |
| } |
| } |
| |
| /* FontConfiguration needs to convey how many fonts it has added |
| * as fallback component fonts which should not affect metrics. |
| * The core component count will be the number of metrics slots. |
| * This does not preclude other mechanisms for adding |
| * fall back component fonts to the composite. |
| */ |
| if (altNameCache != null) { |
| FontManager.registerCompositeFont( |
| descriptor.getFaceName(), |
| componentFileNames, componentFaceNames, |
| descriptor.getCoreComponentCount(), |
| descriptor.getExclusionRanges(), |
| descriptor.getExclusionRangeLimits(), |
| true, |
| altNameCache); |
| } else { |
| FontManager.registerCompositeFont( |
| descriptor.getFaceName(), |
| componentFileNames, componentFaceNames, |
| descriptor.getCoreComponentCount(), |
| descriptor.getExclusionRanges(), |
| descriptor.getExclusionRangeLimits(), |
| true); |
| } |
| if (debugFonts) { |
| logger.info("registered " + descriptor.getFaceName()); |
| } |
| } |
| } |
| |
| /** |
| * Notifies graphics environment that the logical font configuration |
| * uses the given platform font name. The graphics environment may |
| * use this for platform specific initialization. |
| */ |
| protected void addFontToPlatformFontPath(String platformFontName) { |
| } |
| |
| protected void registerPlatformFontsUsedByFontConfiguration() { |
| } |
| |
| /** |
| * Determines whether the given font is a logical font. |
| */ |
| public static boolean isLogicalFont(Font f) { |
| return FontConfiguration.isLogicalFontFamilyName(f.getFamily()); |
| } |
| |
| /** |
| * Return the default font configuration. |
| */ |
| public FontConfiguration getFontConfiguration() { |
| return fontConfig; |
| } |
| |
| /** |
| * Return the bounds of a GraphicsDevice, less its screen insets. |
| * See also java.awt.GraphicsEnvironment.getUsableBounds(); |
| */ |
| public static Rectangle getUsableBounds(GraphicsDevice gd) { |
| GraphicsConfiguration gc = gd.getDefaultConfiguration(); |
| Insets insets = Toolkit.getDefaultToolkit().getScreenInsets(gc); |
| Rectangle usableBounds = gc.getBounds(); |
| |
| usableBounds.x += insets.left; |
| usableBounds.y += insets.top; |
| usableBounds.width -= (insets.left + insets.right); |
| usableBounds.height -= (insets.top + insets.bottom); |
| |
| return usableBounds; |
| } |
| |
| /** |
| * This method is provided for internal and exclusive use by Swing. |
| * This method should no longer be called, instead directly call |
| * FontManager.fontSupportsDefaultEncoding(Font). |
| * This method will be removed once Swing is updated to no longer |
| * call it. |
| */ |
| public static boolean fontSupportsDefaultEncoding(Font font) { |
| return FontManager.fontSupportsDefaultEncoding(font); |
| } |
| |
| public static void useAlternateFontforJALocales() { |
| FontManager.useAlternateFontforJALocales(); |
| } |
| |
| /* |
| * This invocation is not in a privileged block because |
| * all privileged operations (reading files and properties) |
| * was conducted on the creation of the GE |
| */ |
| public void |
| createCompositeFonts(ConcurrentHashMap<String, Font2D> altNameCache, |
| boolean preferLocale, |
| boolean preferProportional) { |
| |
| FontConfiguration fontConfig = |
| createFontConfiguration(preferLocale, preferProportional); |
| initCompositeFonts(fontConfig, altNameCache); |
| } |
| |
| /* If (as we do on X11) need to set a platform font path, |
| * then the needed path may be specified by the platform |
| * specific FontConfiguration class & data file. Such platforms |
| * (ie X11) need to override this method to retrieve this information |
| * into suitable data structures. |
| */ |
| protected void getPlatformFontPathFromFontConfig() { |
| } |
| |
| /** |
| * From the DisplayChangedListener interface; called |
| * when the display mode has been changed. |
| */ |
| public void displayChanged() { |
| // notify screens in device array to do display update stuff |
| for (GraphicsDevice gd : getScreenDevices()) { |
| if (gd instanceof DisplayChangedListener) { |
| ((DisplayChangedListener) gd).displayChanged(); |
| } |
| } |
| |
| // notify SunDisplayChanger list (e.g. VolatileSurfaceManagers and |
| // SurfaceDataProxies) about the display change event |
| displayChanger.notifyListeners(); |
| } |
| |
| /** |
| * Part of the DisplayChangedListener interface: |
| * propagate this event to listeners |
| */ |
| public void paletteChanged() { |
| displayChanger.notifyPaletteChanged(); |
| } |
| |
| /* |
| * ----DISPLAY CHANGE SUPPORT---- |
| */ |
| |
| protected SunDisplayChanger displayChanger = new SunDisplayChanger(); |
| |
| /** |
| * Add a DisplayChangeListener to be notified when the display settings |
| * are changed. |
| */ |
| public void addDisplayChangedListener(DisplayChangedListener client) { |
| displayChanger.add(client); |
| } |
| |
| /** |
| * Remove a DisplayChangeListener from Win32GraphicsEnvironment |
| */ |
| public void removeDisplayChangedListener(DisplayChangedListener client) { |
| displayChanger.remove(client); |
| } |
| |
| /* |
| * ----END DISPLAY CHANGE SUPPORT---- |
| */ |
| } |