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 }