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: PDFCIDSystemInfo.java 1484190 2013-05-18 22:25:52Z lbernardo $ */
19 
20 package org.apache.fop.pdf;
21 
22 import java.io.ByteArrayOutputStream;
23 import java.io.IOException;
24 
25 // based on work by Takayuki Takeuchi
26 
27 /**
28  * class representing system information for "character identifier" fonts.
29  *
30  * this small object is used in the CID fonts and in the CMaps.
31  */
32 public class PDFCIDSystemInfo extends PDFObject {
33     private String registry;
34     private String ordering;
35     private int supplement;
36 
37     /**
38      * Create a CID system info.
39      *
40      * @param registry the registry value
41      * @param ordering the ordering value
42      * @param supplement the supplement value
43      */
PDFCIDSystemInfo(String registry, String ordering, int supplement)44     public PDFCIDSystemInfo(String registry, String ordering,
45                             int supplement) {
46         this.registry = registry;
47         this.ordering = ordering;
48         this.supplement = supplement;
49     }
50 
51     /**
52      * Create a string for the CIDSystemInfo dictionary.
53      * The entries are placed as an inline dictionary.
54      *
55      * @return the string for the CIDSystemInfo entry with the inline dictionary
56      */
toPDFString()57     public String toPDFString() {
58         StringBuffer p = new StringBuffer(64);
59         p.setLength(0);
60         p.append("/CIDSystemInfo << /Registry (");
61         p.append(registry);
62         p.append(") /Ordering (");
63         p.append(ordering);
64         p.append(") /Supplement ");
65         p.append(supplement);
66         p.append(" >>");
67         return p.toString();
68     }
69 
70     /**
71      * {@inheritDoc}
72      */
toPDF()73     public byte[] toPDF() {
74         ByteArrayOutputStream bout = new ByteArrayOutputStream(128);
75         try {
76             bout.write(encode("<< /Registry "));
77             bout.write(encodeText(registry));
78             bout.write(encode(" /Ordering "));
79             bout.write(encodeText(ordering));
80             bout.write(encode(" /Supplement "));
81             bout.write(encode(Integer.toString(supplement)));
82             bout.write(encode(" >>"));
83         } catch (IOException ioe) {
84             log.error("Ignored I/O exception", ioe);
85         }
86         return bout.toByteArray();
87     }
88 
89 }
90 
91