001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.imaging.formats.png; 018 019public abstract class AbstractPngText { 020 public static class Itxt extends AbstractPngText { 021 022 /* 023 * 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 024 * 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 025 * 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 026 * is empty, the language is unspecified. 027 */ 028 public final String languageTag; 029 030 public final String translatedKeyword; 031 032 public Itxt(final String keyword, final String text, final String languageTag, final String translatedKeyword) { 033 super(keyword, text); 034 this.languageTag = languageTag; 035 this.translatedKeyword = translatedKeyword; 036 } 037 } 038 039 public static class Text extends AbstractPngText { 040 public Text(final String keyword, final String text) { 041 super(keyword, text); 042 } 043 } 044 045 public static class Ztxt extends AbstractPngText { 046 public Ztxt(final String keyword, final String text) { 047 super(keyword, text); 048 } 049 } 050 051 public final String keyword; 052 053 public final String text; 054 055 public AbstractPngText(final String keyword, final String text) { 056 this.keyword = keyword; 057 this.text = text; 058 } 059 060}