1 /*
   2  * Copyright (c) 2014, 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 java.awt.font;
  27 
  28 import java.lang.reflect.Field;
  29 import jdk.internal.misc.JavaAWTFontAccess;
  30 
  31 class JavaAWTFontAccessImpl implements JavaAWTFontAccess {
  32 
  33     // java.awt.font.TextAttribute constants
  34     public Object getTextAttributeConstant(String name) {
  35         switch (name) {
  36         case "RUN_DIRECTION":
  37         case "NUMERIC_SHAPING":
  38         case "BIDI_EMBEDDING":
  39         case "RUN_DIRECTION_LTR":
  40             try {
  41                 Field f = TextAttribute.class.getField(name);
  42                 return f.get(null);
  43             } catch (NoSuchFieldException | IllegalAccessException x) {
  44                 throw new AssertionError(x);
  45             }
  46         }
  47 
  48         throw new AssertionError("Constant name is not recognized");
  49     }
  50 
  51     // java.awt.font.NumericShaper
  52     public void shape(Object shaper, char[] text, int start, int count) {
  53         assert shaper instanceof NumericShaper;
  54         ((NumericShaper)shaper).shape(text, start,count);
  55     }
  56 
  57 }