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 package org.apache.commons.imaging.formats.png; 18 19 public abstract class AbstractPngText { 20 public static class Itxt extends AbstractPngText { 21 22 /* 23 * The language tag defined in [RFC-3066] indicates the human language used by the translated keyword and the text. Unlike the keyword, the language tag 24 * is case-insensitive. It is an ISO 646.IRV:1991 [ISO 646] string consisting of hyphen-separated words of 1-8 alphanumeric characters each (for example 25 * cn, en-uk, no-bok, x-klingon, x-KlInGoN). If the first word is two or three letters long, it is an ISO language code [ISO-639]. If the language tag 26 * is empty, the language is unspecified. 27 */ 28 public final String languageTag; 29 30 public final String translatedKeyword; 31 32 public Itxt(final String keyword, final String text, final String languageTag, final String translatedKeyword) { 33 super(keyword, text); 34 this.languageTag = languageTag; 35 this.translatedKeyword = translatedKeyword; 36 } 37 } 38 39 public static class Text extends AbstractPngText { 40 public Text(final String keyword, final String text) { 41 super(keyword, text); 42 } 43 } 44 45 public static class Ztxt extends AbstractPngText { 46 public Ztxt(final String keyword, final String text) { 47 super(keyword, text); 48 } 49 } 50 51 public final String keyword; 52 53 public final String text; 54 55 public AbstractPngText(final String keyword, final String text) { 56 this.keyword = keyword; 57 this.text = text; 58 } 59 60 }