1    
2    /* ====================================================================
3     * The Apache Software License, Version 1.1
4     *
5     * Copyright (c) 2002 The Apache Software Foundation.  All rights
6     * reserved.
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9     * modification, are permitted provided that the following conditions
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12    * 1. Redistributions of source code must retain the above copyright
13    *    notice, this list of conditions and the following disclaimer.
14    *
15    * 2. Redistributions in binary form must reproduce the above copyright
16    *    notice, this list of conditions and the following disclaimer in
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21    *    if any, must include the following acknowledgment:
22    *       "This product includes software developed by the
23    *        Apache Software Foundation (http://www.apache.org/)."
24    *    Alternately, this acknowledgment may appear in the software itself,
25    *    if and wherever such third-party acknowledgments normally appear.
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27    * 4. The names "Apache" and "Apache Software Foundation" and
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29    *    derived from this software without prior written permission. For
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32    * 5. Products derived from this software may not be called "Apache",
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34    *    prior written permission of the Apache Software Foundation.
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55   
56   /*
57    * ValueVariableFunctionPtg.java
58    *
59    * Created on November 21, 2001, 7:02 PM
60    */
61   package org.apache.poi.hssf.record.formula;
62   
63   import org.apache.poi.util.BitField;
64   import org.apache.poi.util.LittleEndian;
65   
66   /**
67    * An excel function with variable number of value arguments.
68    * @author  andy
69    */
70   
71   public class ValueVariableFunctionPtg
72       extends Ptg
73       implements OperationPtg
74   {
75       public final static short  sid  = 0x42;
76       private final static short SIZE = 4;
77       private byte               field_1_byte_1;
78       BitField                   numArgs = new BitField(0x7f);
79       BitField                   prompt  = new BitField(0x80);
80       private short              field_2_bytes;
81       BitField                   functionIndex = new BitField(0x7FFF);
82       BitField                   command       = new BitField(0x8000);
83   
84       /** Creates new ValueVariableFunctionPtg */
85   
86       public ValueVariableFunctionPtg()
87       {
88       }
89   
90       public ValueVariableFunctionPtg(byte [] data, int offset)
91       {
92           offset++;
93           field_1_byte_1 = data[ offset + 0 ];
94           field_2_bytes  = LittleEndian.getShort(data, offset + 1);
95       }
96   
97       public void writeBytes(byte [] array, int offset)
98       {
99       }
100  
101      public int getSize()
102      {
103          return SIZE;
104      }
105  
106      public short getNumArgs()
107      {
108          return numArgs.getShortValue(field_1_byte_1);
109      }
110  
111      public int getNumberOfOperands()
112      {
113          return getNumArgs();
114      }
115  
116      public int getType()
117      {
118          return -1;
119      }
120  
121      public String toFormulaString()
122      {
123          return "NO IDEA YET VALUE VARIABLE";
124      }
125  
126      public String toFormulaString(Ptg [] operands)
127      {
128          return toFormulaString();
129      }
130  }
131