/*********************************************************************
*
* Copyright (C) 2002 Andrew Khan
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
***************************************************************************/
package jxl.read.biff;
import jxl.common.Logger;
import jxl.biff.IntegerHelper;
import jxl.biff.RecordData;
/**
* Contains an array of RK numbers
*/
class MulRKRecord extends RecordData
{
/**
* The logger
*/
private static Logger logger = Logger.getLogger(MulRKRecord.class);
/**
* The row containing these numbers
*/
private int row;
/**
* The first column these rk number occur on
*/
private int colFirst;
/**
* The last column these rk numbers occur on
*/
private int colLast;
/**
* The number of rk numbers contained in this record
*/
private int numrks;
/**
* The array of rk numbers
*/
private int[] rknumbers;
/**
* The array of xf indices
*/
private int[] xfIndices;
/**
* Constructs the rk numbers from the raw data
*
* @param t the raw data
*/
public MulRKRecord(Record t)
{
super(t);
byte[] data = getRecord().getData();
int length = getRecord().getLength();
row = IntegerHelper.getInt(data[0], data[1]);
colFirst = IntegerHelper.getInt(data[2], data[3]);
colLast = IntegerHelper.getInt(data[length - 2], data[length - 1]);
numrks = colLast - colFirst + 1;
rknumbers = new int[numrks];
xfIndices = new int[numrks];
readRks(data);
}
/**
* Reads the rks from the raw data
*
* @param data the raw data
*/
private void readRks(byte[] data)
{
int pos = 4;
int rk;
for (int i = 0; i < numrks; i++)
{
xfIndices[i] = IntegerHelper.getInt(data[pos], data[pos + 1]);
rk = IntegerHelper.getInt
(data[pos + 2], data[pos + 3], data[pos + 4], data[pos + 5]);
rknumbers[i] = rk;
pos += 6;
}
}
/**
* Accessor for the row
*
* @return the row of containing these rk numbers
*/
public int getRow()
{
return row;
}
/**
* The first column containing the rk numbers
*
* @return the first column
*/
public int getFirstColumn()
{
return colFirst;
}
/**
* Accessor for the number of rk values
*
* @return the number of rk values
*/
public int getNumberOfColumns()
{
return numrks;
}
/**
* Returns a specific rk number
*
* @param index the rk number to return
* @return the rk number in bits
*/
public int getRKNumber(int index)
{
return rknumbers[index];
}
/**
* Return a specific formatting index
*
* @param index the index of the cell in this group
* @return the xf index
*/
public int getXFIndex(int index)
{
return xfIndices[index];
}
}
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