1 /* 2 * Copyright (c) 2016, 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 26 package com.sun.javafx.text; 27 28 import javafx.scene.text.Font; 29 30 /** 31 * Used to access internal methods of Font. 32 */ 33 public class FontHelper { 34 35 private static FontAccessor fontAccessor; 36 37 static { 38 forceInit(Font.class); 39 } 40 41 private FontHelper() { 42 } 43 44 public static Object getNativeFont(Font font) { 45 return fontAccessor.getNativeFont(font); 46 } 47 48 public static void setNativeFont(Font font, Object f, String nam, 49 String fam, String styl) { 50 fontAccessor.setNativeFont(font, f, nam, fam, styl); 51 } 52 53 public static Font nativeFont(Object f, String name, String family, 54 String style, double size) { 55 return fontAccessor.nativeFont(f, name, family, style, size); 56 } 57 58 public static void setFontAccessor(final FontAccessor newAccessor) { 59 if (fontAccessor != null) { 60 throw new IllegalStateException(); 61 } 62 63 fontAccessor = newAccessor; 64 } 65 66 public interface FontAccessor { 67 Object getNativeFont(Font font); 68 void setNativeFont(Font font, Object f, String nam, String fam, String styl); 69 Font nativeFont(Object f, String name, String family, String style, double size); 70 } 71 72 private static void forceInit(final Class<?> classToInit) { 73 try { 74 Class.forName(classToInit.getName(), true, 75 classToInit.getClassLoader()); 76 } catch (final ClassNotFoundException e) { 77 throw new AssertionError(e); // Can't happen 78 } 79 } 80 }