/*
 * Copyright (c) 2000, 2020, Oracle and/or its affiliates. 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package sun.font;

import sun.awt.FontConfiguration;
import sun.awt.X11FontManager;
import sun.font.FontUtilities;
import sun.font.SunFontManager;
import sun.util.logging.PlatformLogger;

import java.io.File;
import java.io.FileInputStream;
import java.nio.charset.Charset;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Properties;
import java.util.Scanner;

public class MFontConfiguration extends FontConfiguration {

    private static FontConfiguration fontConfig = null;
    private static PlatformLogger logger;

    public MFontConfiguration(SunFontManager fm) {
        super(fm);
        if (FontUtilities.debugFonts()) {
            logger = PlatformLogger.getLogger("sun.awt.FontConfiguration");
        }
        initTables();
    }


    public MFontConfiguration(SunFontManager fm,
                              boolean preferLocaleFonts,
                              boolean preferPropFonts) {
        super(fm, preferLocaleFonts, preferPropFonts);
        if (FontUtilities.debugFonts()) {
            logger = PlatformLogger.getLogger("sun.awt.FontConfiguration");
        }
        initTables();
    }

    /* Needs to be kept in sync with updates in the languages used in
     * the fontconfig files.
     */
    protected void initReorderMap() {
        reorderMap = new HashMap<>();

        reorderMap.put("UTF-8.ja.JP", "japanese-iso10646");
        reorderMap.put("UTF-8.ko.KR", "korean-iso10646");
        reorderMap.put("UTF-8.zh.TW", "chinese-tw-iso10646");
        reorderMap.put("UTF-8.zh.HK", "chinese-tw-iso10646");
        reorderMap.put("UTF-8.zh.CN", "chinese-cn-iso10646");
        reorderMap.put("x-euc-jp-linux",
                        split("japanese-x0201,japanese-x0208"));
        reorderMap.put("GB2312", "chinese-gb18030");
        reorderMap.put("Big5", "chinese-big5");
        reorderMap.put("EUC-KR", "korean");
        reorderMap.put("GB18030", "chinese-gb18030");
    }

    
Sets the OS name and version from environment information.
/** * Sets the OS name and version from environment information. */
protected void setOsNameAndVersion(){ super.setOsNameAndVersion(); if (osName.equals("Linux")) { try { File f; if ((f = new File("/etc/fedora-release")).canRead()) { osName = "Fedora"; osVersion = getVersionString(f); } else if ((f = new File("/etc/redhat-release")).canRead()) { osName = "RedHat"; osVersion = getVersionString(f); } else if ((f = new File("/etc/turbolinux-release")).canRead()) { osName = "Turbo"; osVersion = getVersionString(f); } else if ((f = new File("/etc/SuSE-release")).canRead()) { osName = "SuSE"; osVersion = getVersionString(f); } else if ((f = new File("/etc/lsb-release")).canRead()) { /* Ubuntu and (perhaps others) use only lsb-release. * Syntax and encoding is compatible with java properties. * For Ubuntu the ID is "Ubuntu". */ Properties props = new Properties(); props.load(new FileInputStream(f)); osName = props.getProperty("DISTRIB_ID"); osVersion = props.getProperty("DISTRIB_RELEASE"); } } catch (Exception e) { } } return; }
Gets the OS version string from a Linux release-specific file.
/** * Gets the OS version string from a Linux release-specific file. */
private String getVersionString(File f){ try { Scanner sc = new Scanner(f); return sc.findInLine("(\\d)+((\\.)(\\d)+)*"); } catch (Exception e){ } return null; } private static final String fontsDirPrefix = "$JRE_LIB_FONTS"; protected String mapFileName(String fileName) { if (fileName != null && fileName.startsWith(fontsDirPrefix)) { return SunFontManager.jreFontDirName + fileName.substring(fontsDirPrefix.length()); } return fileName; } // overrides FontConfiguration.getFallbackFamilyName public String getFallbackFamilyName(String fontName, String defaultFallback) { // maintain compatibility with old font.properties files, which // either had aliases for TimesRoman & Co. or defined mappings for them. String compatibilityName = getCompatibilityFamilyName(fontName); if (compatibilityName != null) { return compatibilityName; } return defaultFallback; } protected String getEncoding(String awtFontName, String characterSubsetName) { // extract encoding field from XLFD int beginIndex = 0; int fieldNum = 13; // charset registry field while (fieldNum-- > 0 && beginIndex >= 0) { beginIndex = awtFontName.indexOf("-", beginIndex) + 1; } if (beginIndex == -1) { return "default"; } String xlfdEncoding = awtFontName.substring(beginIndex); if (xlfdEncoding.indexOf("fontspecific") > 0) { if (awtFontName.indexOf("dingbats") > 0) { return "sun.font.X11Dingbats"; } else if (awtFontName.indexOf("symbol") > 0) { return "sun.awt.Symbol"; } } String encoding = encodingMap.get(xlfdEncoding); if (encoding == null) { encoding = "default"; } return encoding; } protected Charset getDefaultFontCharset(String fontName) { return Charset.forName("ISO8859_1"); } protected String getFaceNameFromComponentFontName(String componentFontName) { return null; } protected String getFileNameFromComponentFontName(String componentFontName) { // for X11, component font name is XLFD // if we have a file name already, just use it; otherwise let's see // what the graphics environment can provide String fileName = getFileNameFromPlatformName(componentFontName); if (fileName != null && fileName.charAt(0) == '/' && !needToSearchForFile(fileName)) { return fileName; } return ((X11FontManager) fontManager).getFileNameFromXLFD(componentFontName); } public HashSet<String> getAWTFontPathSet() { HashSet<String> fontDirs = new HashSet<String>(); short[] scripts = getCoreScripts(0); for (int i = 0; i< scripts.length; i++) { String path = getString(table_awtfontpaths[scripts[i]]); if (path != null) { int start = 0; int colon = path.indexOf(':'); while (colon >= 0) { fontDirs.add(path.substring(start, colon)); start = colon + 1; colon = path.indexOf(':', start); } fontDirs.add((start == 0) ? path : path.substring(start)); } } return fontDirs; } /* methods for table setup ***********************************************/ private static HashMap<String, String> encodingMap = new HashMap<>(); private void initTables() { // encodingMap maps XLFD encoding component to // name of corresponding java.nio charset encodingMap.put("iso8859-1", "ISO-8859-1"); encodingMap.put("iso8859-2", "ISO-8859-2"); encodingMap.put("iso8859-4", "ISO-8859-4"); encodingMap.put("iso8859-5", "ISO-8859-5"); encodingMap.put("iso8859-6", "ISO-8859-6"); encodingMap.put("iso8859-7", "ISO-8859-7"); encodingMap.put("iso8859-8", "ISO-8859-8"); encodingMap.put("iso8859-9", "ISO-8859-9"); encodingMap.put("iso8859-13", "ISO-8859-13"); encodingMap.put("iso8859-15", "ISO-8859-15"); encodingMap.put("gb2312.1980-0", "sun.font.X11GB2312"); if (osName == null) { // use standard converter on Solaris encodingMap.put("gbk-0", "GBK"); } else { encodingMap.put("gbk-0", "sun.font.X11GBK"); } encodingMap.put("gb18030.2000-0", "sun.font.X11GB18030_0"); encodingMap.put("gb18030.2000-1", "sun.font.X11GB18030_1"); encodingMap.put("cns11643-1", "sun.font.X11CNS11643P1"); encodingMap.put("cns11643-2", "sun.font.X11CNS11643P2"); encodingMap.put("cns11643-3", "sun.font.X11CNS11643P3"); encodingMap.put("big5-1", "Big5"); encodingMap.put("big5-0", "Big5"); encodingMap.put("hkscs-1", "Big5-HKSCS"); encodingMap.put("ansi-1251", "windows-1251"); encodingMap.put("koi8-r", "KOI8-R"); encodingMap.put("jisx0201.1976-0", "JIS0201"); encodingMap.put("jisx0208.1983-0", "JIS0208"); encodingMap.put("jisx0212.1990-0", "JIS0212"); encodingMap.put("ksc5601.1987-0", "sun.font.X11KSC5601"); encodingMap.put("ksc5601.1992-3", "sun.font.X11Johab"); encodingMap.put("tis620.2533-0", "TIS-620"); encodingMap.put("iso10646-1", "UTF-16BE"); } }