1 package com.googlecode.mp4parser.boxes.threegpp26245;
2 
3 import com.coremedia.iso.IsoTypeReader;
4 import com.coremedia.iso.IsoTypeWriter;
5 import com.coremedia.iso.Utf8;
6 import com.googlecode.mp4parser.AbstractBox;
7 
8 import java.io.IOException;
9 import java.nio.ByteBuffer;
10 import java.util.LinkedList;
11 import java.util.List;
12 
13 /**
14  *
15  */
16 public class FontTableBox extends AbstractBox {
17     List<FontRecord> entries = new LinkedList<FontRecord>();
18 
FontTableBox()19     public FontTableBox() {
20         super("ftab");
21     }
22 
23     @Override
getContentSize()24     protected long getContentSize() {
25         int size = 2;
26         for (FontRecord fontRecord : entries) {
27             size += fontRecord.getSize();
28         }
29         return size;
30     }
31 
32 
33     @Override
_parseDetails(ByteBuffer content)34     public void _parseDetails(ByteBuffer content) {
35         int numberOfRecords = IsoTypeReader.readUInt16(content);
36         for (int i = 0; i < numberOfRecords; i++) {
37             FontRecord fr = new FontRecord();
38             fr.parse(content);
39             entries.add(fr);
40         }
41     }
42 
43     @Override
getContent(ByteBuffer byteBuffer)44     protected void getContent(ByteBuffer byteBuffer) {
45         IsoTypeWriter.writeUInt16(byteBuffer, entries.size());
46         for (FontRecord record : entries) {
47             record.getContent(byteBuffer);
48         }
49     }
50 
getEntries()51     public List<FontRecord> getEntries() {
52         return entries;
53     }
54 
setEntries(List<FontRecord> entries)55     public void setEntries(List<FontRecord> entries) {
56         this.entries = entries;
57     }
58 
59     public static class FontRecord {
60         int fontId;
61         String fontname;
62 
FontRecord()63         public FontRecord() {
64         }
65 
FontRecord(int fontId, String fontname)66         public FontRecord(int fontId, String fontname) {
67             this.fontId = fontId;
68             this.fontname = fontname;
69         }
70 
parse(ByteBuffer bb)71         public void parse(ByteBuffer bb) {
72             fontId = IsoTypeReader.readUInt16(bb);
73             int length = IsoTypeReader.readUInt8(bb);
74             fontname = IsoTypeReader.readString(bb, length);
75         }
76 
getContent(ByteBuffer bb)77         public void getContent(ByteBuffer bb) {
78             IsoTypeWriter.writeUInt16(bb, fontId);
79             IsoTypeWriter.writeUInt8(bb, fontname.length());
80             bb.put(Utf8.convert(fontname));
81         }
82 
getSize()83         public int getSize() {
84             return Utf8.utf8StringLengthInBytes(fontname) + 3;
85         }
86 
87         @Override
toString()88         public String toString() {
89             return "FontRecord{" +
90                     "fontId=" + fontId +
91                     ", fontname='" + fontname + '\'' +
92                     '}';
93         }
94     }
95 }
96