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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
package org.openoffice.xmerge.converter.xml.sxc.pexcel.records;
import java.io.OutputStream;
import java.io.InputStream;
import java.io.IOException;
import org.openoffice.xmerge.util.Debug;
import org.openoffice.xmerge.util.EndianConverter;
import org.openoffice.xmerge.converter.xml.sxc.pexcel.PocketExcelConstants;
/**
* Represents a BIFF Record describing a floating point
*/
public class FloatNumber extends CellValue {
protected byte[] num = new byte[8];
/**
* Constructs a FloatNumber by reading from an InputStream.
*
* @param is InputStream containing a Pocket Excel Data file.
*/
public FloatNumber(InputStream is) throws IOException {
read(is);
}
/**
* Constructs a <code>FloatNumber</code> using specified attributes
*
* @param row row number
* @param column column number
* @param cellContents contents of the cell
* @param ixfe font index
*/
public FloatNumber(int row, int column, String cellContents, int ixfe) throws IOException {
setIxfe(ixfe);
setRow(row);
setCol(column);
double cellLong = Double.parseDouble(cellContents);
num = EndianConverter.writeDouble(cellLong);
}
/**
* Get the hex code for this particular <code>BIFFRecord</code>
*
* @return the hex code for <code>FloatNumber</code>
*/
public short getBiffType() {
return PocketExcelConstants.NUMBER_CELL;
}
/**
* Reads a<code>FloatNumber</code> from the specified <code>InputStream</code>
*
* @param input the <code>InputStram</code> to read from
*/
public int read(InputStream input) throws IOException {
int numOfBytesRead = super.read(input);
numOfBytesRead += input.read(num);
Debug.log(Debug.TRACE," num : " + getString());
return numOfBytesRead;
}
public void write(OutputStream output) throws IOException {
output.write(getBiffType());
super.write(output);
output.write(num);
Debug.log(Debug.TRACE,"Writing FloatNumber record");
}
/**
* Gets the numerical value the cell represents
*
* @return the <code>String</code> representing a double value
*/
public String getString() throws IOException {
double value = EndianConverter.readDouble(num);
Double myDo = new Double(value);
return myDo.toString();
}
}
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