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1
2
17
18 package org.apache.poi.ddf;
19
20 import org.apache.poi.util.HexDump;
21 import org.apache.poi.util.LittleEndian;
22 import org.apache.poi.hssf.record.RecordFormatException;
23
24 import java.lang.reflect.Array  ;
25 import java.util.*;
26
27
30 public class EscherDggRecord
31 extends EscherRecord
32 {
33 public static final short RECORD_ID = (short) 0xF006;
34 public static final String RECORD_DESCRIPTION = "MsofbtDgg";
35
36 private int field_1_shapeIdMax;
37 private int field_3_numShapesSaved;
39 private int field_4_drawingsSaved;
40 private FileIdCluster[] field_5_fileIdClusters;
41
42 public static class FileIdCluster
43 {
44 public FileIdCluster( int drawingGroupId, int numShapeIdsUsed )
45 {
46 this.field_1_drawingGroupId = drawingGroupId;
47 this.field_2_numShapeIdsUsed = numShapeIdsUsed;
48 }
49
50 private int field_1_drawingGroupId;
51 private int field_2_numShapeIdsUsed;
52
53 public int getDrawingGroupId()
54 {
55 return field_1_drawingGroupId;
56 }
57
58 public int getNumShapeIdsUsed()
59 {
60 return field_2_numShapeIdsUsed;
61 }
62
63 public void incrementShapeId( )
64 {
65 this.field_2_numShapeIdsUsed++;
66 }
67 }
68
69
77 public int fillFields( byte[] data, int offset, EscherRecordFactory recordFactory )
78 {
79 int bytesRemaining = readHeader( data, offset );
80 int pos = offset + 8;
81 int size = 0;
82 field_1_shapeIdMax = LittleEndian.getInt( data, pos + size );size+=4;
83 int field_2_numIdClusters = LittleEndian.getInt( data, pos + size );size+=4;
84 field_3_numShapesSaved = LittleEndian.getInt( data, pos + size );size+=4;
85 field_4_drawingsSaved = LittleEndian.getInt( data, pos + size );size+=4;
86 field_5_fileIdClusters = new FileIdCluster[field_2_numIdClusters-1];
87 for (int i = 0; i < field_2_numIdClusters-1; i++)
88 {
89 field_5_fileIdClusters[i] = new FileIdCluster(LittleEndian.getInt( data, pos + size ), LittleEndian.getInt( data, pos + size + 4 ));
90 size += 8;
91 }
92 bytesRemaining -= size;
93 if (bytesRemaining != 0)
94 throw new RecordFormatException("Expecting no remaining data but got " + bytesRemaining + " byte(s).");
95 return 8 + size + bytesRemaining;
96 }
97
98
108 public int serialize( int offset, byte[] data, EscherSerializationListener listener )
109 {
110 listener.beforeRecordSerialize( offset, getRecordId(), this );
111
112 int pos = offset;
113 LittleEndian.putShort( data, pos, getOptions() ); pos += 2;
114 LittleEndian.putShort( data, pos, getRecordId() ); pos += 2;
115 int remainingBytes = getRecordSize() - 8;
116 LittleEndian.putInt( data, pos, remainingBytes ); pos += 4;
117 LittleEndian.putInt( data, pos, field_1_shapeIdMax ); pos += 4;
118 LittleEndian.putInt( data, pos, getNumIdClusters() ); pos += 4;
119 LittleEndian.putInt( data, pos, field_3_numShapesSaved ); pos += 4;
120 LittleEndian.putInt( data, pos, field_4_drawingsSaved ); pos += 4;
121 for ( int i = 0; i < field_5_fileIdClusters.length; i++ )
122 {
123 LittleEndian.putInt( data, pos, field_5_fileIdClusters[i].field_1_drawingGroupId ); pos += 4;
124 LittleEndian.putInt( data, pos, field_5_fileIdClusters[i].field_2_numShapeIdsUsed ); pos += 4;
125 }
126
127 listener.afterRecordSerialize( pos, getRecordId(), getRecordSize(), this );
128 return getRecordSize();
129 }
130
131
136 public int getRecordSize()
137 {
138 return 8 + 16 + (8 * field_5_fileIdClusters.length);
139 }
140
141 public short getRecordId()
142 {
143 return RECORD_ID;
144 }
145
146
149 public String getRecordName()
150 {
151 return "Dgg";
152 }
153
154 public String toString()
155 {
156 String nl = System.getProperty("line.separator");
157
158 StringBuffer field_5_string = new StringBuffer ();
170 for ( int i = 0; i < field_5_fileIdClusters.length; i++ )
171 {
172 field_5_string.append(" DrawingGroupId").append(i+1).append(": ");
173 field_5_string.append(field_5_fileIdClusters[i].field_1_drawingGroupId);
174 field_5_string.append(nl);
175 field_5_string.append(" NumShapeIdsUsed").append(i+1).append(": ");
176 field_5_string.append(field_5_fileIdClusters[i].field_2_numShapeIdsUsed);
177 field_5_string.append(nl);
178 }
179 return getClass().getName() + ":" + nl +
180 " RecordId: 0x" + HexDump.toHex(RECORD_ID) + nl +
181 " Options: 0x" + HexDump.toHex(getOptions()) + nl +
182 " ShapeIdMax: " + field_1_shapeIdMax + nl +
183 " NumIdClusters: " + getNumIdClusters() + nl +
184 " NumShapesSaved: " + field_3_numShapesSaved + nl +
185 " DrawingsSaved: " + field_4_drawingsSaved + nl +
186 "" + field_5_string.toString();
187
188 }
189
190 public int getShapeIdMax()
191 {
192 return field_1_shapeIdMax;
193 }
194
195
198 public void setShapeIdMax( int field_1_shapeIdMax )
199 {
200 this.field_1_shapeIdMax = field_1_shapeIdMax;
201 }
202
203 public int getNumIdClusters()
204 {
205 return field_5_fileIdClusters.length + 1;
206 }
207
208 public int getNumShapesSaved()
209 {
210 return field_3_numShapesSaved;
211 }
212
213 public void setNumShapesSaved( int field_3_numShapesSaved )
214 {
215 this.field_3_numShapesSaved = field_3_numShapesSaved;
216 }
217
218 public int getDrawingsSaved()
219 {
220 return field_4_drawingsSaved;
221 }
222
223 public void setDrawingsSaved( int field_4_drawingsSaved )
224 {
225 this.field_4_drawingsSaved = field_4_drawingsSaved;
226 }
227
228 public FileIdCluster[] getFileIdClusters()
229 {
230 return field_5_fileIdClusters;
231 }
232
233 public void setFileIdClusters( FileIdCluster[] field_5_fileIdClusters )
234 {
235 this.field_5_fileIdClusters = field_5_fileIdClusters;
236 }
237
238 public void addCluster( int dgId, int numShapedUsed )
239 {
240 List clusters = new ArrayList(Arrays.asList(field_5_fileIdClusters));
241 clusters.add(new FileIdCluster(dgId, numShapedUsed));
242 Collections.sort(clusters, new Comparator()
243 {
244 public int compare( Object o1, Object o2 )
245 {
246 FileIdCluster f1 = (FileIdCluster) o1;
247 FileIdCluster f2 = (FileIdCluster) o2;
248 if (f1.getDrawingGroupId() == f2.getDrawingGroupId())
249 return 0;
250 if (f1.getDrawingGroupId() < f2.getDrawingGroupId())
251 return -1;
252 else
253 return +1;
254 }
255 } );
256 field_5_fileIdClusters = (FileIdCluster[]) clusters.toArray( new FileIdCluster[clusters.size()] );
257 }
258 }
259 |
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