1    
2    /* ====================================================================
3     * The Apache Software License, Version 1.1
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13    *    notice, this list of conditions and the following disclaimer.
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15    * 2. Redistributions in binary form must reproduce the above copyright
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21    *    if any, must include the following acknowledgment:
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25    *    if and wherever such third-party acknowledgments normally appear.
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55   
56   package org.apache.poi.hssf.record;
57   
58   import org.apache.poi.util.LittleEndian;
59   
60   /**
61    * Title:        Default Column Width Record<P>
62    * Description:  Specifies the default width for columns that have no specific
63    *               width set.<P>
64    * REFERENCE:  PG 302 Microsoft Excel 97 Developer's Kit (ISBN: 1-57231-498-2)<P>
65    * @author Andrew C. Oliver (acoliver at apache dot org)
66    * @author Jason Height (jheight at chariot dot net dot au)
67    * @version 2.0-pre
68    */
69   
70   public class DefaultColWidthRecord
71       extends Record
72   {
73       public final static short sid = 0x55;
74       private short             field_1_col_width;
75   
76       public DefaultColWidthRecord()
77       {
78       }
79   
80       /**
81        * Constructs a DefaultColumnWidth record and sets its fields appropriately.
82        *
83        * @param id     id must be 0x55 or an exception will be throw upon validation
84        * @param size  the size of the data area of the record
85        * @param data  data of the record (should not contain sid/len)
86        */
87   
88       public DefaultColWidthRecord(short id, short size, byte [] data)
89       {
90           super(id, size, data);
91       }
92   
93       /**
94        * Constructs a DefaultColumnWidth record and sets its fields appropriately.
95        *
96        * @param id     id must be 0x55 or an exception will be throw upon validation
97        * @param size  the size of the data area of the record
98        * @param data  data of the record (should not contain sid/len)
99        * @param offset of the record's data
100       */
101  
102      public DefaultColWidthRecord(short id, short size, byte [] data,
103                                   int offset)
104      {
105          super(id, size, data, offset);
106      }
107  
108      protected void validateSid(short id)
109      {
110          if (id != sid)
111          {
112              throw new RecordFormatException("NOT A DefaultColWidth RECORD");
113          }
114      }
115  
116      protected void fillFields(byte [] data, short size, int offset)
117      {
118          field_1_col_width = LittleEndian.getShort(data, 0 + offset);
119      }
120  
121      /**
122       * set the default column width
123       * @param height defaultwidth for columns
124       */
125  
126      public void setColWidth(short height)
127      {
128          field_1_col_width = height;
129      }
130  
131      /**
132       * get the default column width
133       * @return defaultwidth for columns
134       */
135  
136      public short getColWidth()
137      {
138          return field_1_col_width;
139      }
140  
141      public String toString()
142      {
143          StringBuffer buffer = new StringBuffer();
144  
145          buffer.append("[DEFAULTCOLWIDTH]\n");
146          buffer.append("    .colwidth      = ")
147              .append(Integer.toHexString(getColWidth())).append("\n");
148          buffer.append("[/DEFAULTCOLWIDTH]\n");
149          return buffer.toString();
150      }
151  
152      public int serialize(int offset, byte [] data)
153      {
154          LittleEndian.putShort(data, 0 + offset, sid);
155          LittleEndian.putShort(data, 2 + offset, ( short ) 0x2);
156          LittleEndian.putShort(data, 4 + offset, getColWidth());
157          return getRecordSize();
158      }
159  
160      public int getRecordSize()
161      {
162          return 6;
163      }
164  
165      public short getSid()
166      {
167          return this.sid;
168      }
169  
170      public Object clone() {
171        DefaultColWidthRecord rec = new DefaultColWidthRecord();
172        rec.field_1_col_width = field_1_col_width;
173        return rec;
174      }
175  }
176