1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 /* $Id$ */ 19 20 package org.apache.fop.afp.fonts; 21 22 import org.apache.fop.afp.fonts.CharactersetEncoder.DefaultEncoder; 23 import org.apache.fop.afp.fonts.CharactersetEncoder.EbcdicDoubleByteLineDataEncoder; 24 25 /** 26 * An enumeration of AFP characterset types. 27 */ 28 public enum CharacterSetType { 29 /** Double byte character sets; these do NOT have the shift-in;shift-out operators */ 30 DOUBLE_BYTE { 31 @Override getEncoder(String encoding)32 CharactersetEncoder getEncoder(String encoding) { 33 return new DefaultEncoder(encoding, true); 34 } 35 }, 36 /** Double byte character sets; these can have the shift-in;shift-out operators */ 37 DOUBLE_BYTE_LINE_DATA { 38 @Override getEncoder(String encoding)39 CharactersetEncoder getEncoder(String encoding) { 40 return new EbcdicDoubleByteLineDataEncoder(encoding); 41 } 42 }, 43 SINGLE_BYTE { 44 @Override getEncoder(String encoding)45 CharactersetEncoder getEncoder(String encoding) { 46 return new DefaultEncoder(encoding, false); 47 } 48 }; 49 50 /** 51 * Returns the character-set encoder 52 * 53 * @param encoding 54 * @return 55 */ getEncoder(String encoding)56 abstract CharactersetEncoder getEncoder(String encoding); 57 } 58