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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.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import org.openoffice.xmerge.util.Debug;
import org.openoffice.xmerge.util.EndianConverter;
import org.openoffice.xmerge.converter.xml.sxc.pexcel.PocketExcelConstants;
/**
* ColInfo describes the formatting for a column
*
*/
public class ColInfo implements BIFFRecord {
private byte[] colFirst = new byte[2]; // first column this formatting applies to
private byte[] colLast = new byte[2]; // last column this formatting applies to
private byte[] colDX = new byte[2]; // column width
private byte[] ixfe = new byte[2]; // index for formatting
private byte grbit; // options flags
private float scale = (float) 2.5; // 1.798;
/**
* Constructs a pocket Excel Document from the
* <code>InputStream</code> and assigns it the document name passed in
*
* @param colFirst the first column this formatting applies to
* @param colLast last column this formatting applies to
* @param colDX column width
* @param ixfe index for formatting
*/
public ColInfo(int colFirst, int colLast, int colDX, int ixfe) {
this.colFirst = EndianConverter.writeShort((short)colFirst);
this.colLast = EndianConverter.writeShort((short)colLast);
colDX *= scale;
this.colDX = EndianConverter.writeShort((short)colDX);
this.ixfe = EndianConverter.writeShort((short)ixfe);
this.grbit = 0x00;
}
/**
* Construct a ColInfo from the InputStream
*
* @param is the <code>Inputstream</code> to read from
*/
public ColInfo(InputStream is) throws IOException {
read(is);
}
/**
* Reads ColInfo record from the InputStream
*
* @param input the InputStream to read from
* @return the number of bytes read
*/
public int read(InputStream input) throws IOException {
int numOfBytesRead = input.read(colFirst);
numOfBytesRead += input.read(colLast);
numOfBytesRead += input.read(colDX);
short scaledDX = (short) (EndianConverter.readShort(colDX) / scale);
colDX = EndianConverter.writeShort(scaledDX);
numOfBytesRead += input.read(ixfe);
grbit = (byte) input.read();
numOfBytesRead ++;
Debug.log(Debug.TRACE,"\tcolFirst : "+ EndianConverter.readShort(colFirst) +
" colLast : " + EndianConverter.readShort(colLast) +
" colDX : " + EndianConverter.readShort(colDX) +
" ixfe : " + EndianConverter.readShort(ixfe) +
" grbit : " + grbit);
return numOfBytesRead;
}
/**
* Get the hex code for this particular <code>BIFFRecord</code>
*
* @return the hex code for <code>ColInfo</code>
*/
public short getBiffType() {
return PocketExcelConstants.COLINFO;
}
/**
* Get the width of this column
*
* @return the width of this column
*/
public short getColWidth() {
return EndianConverter.readShort(colDX);
}
/**
* Get the first column that this formatting applies to.
*
* @return The first column.
*/
public short getFirst() {
return EndianConverter.readShort(colFirst);
}
/**
* Get the last column that this formatting applies to.
*
* @return The last column.
*/
public short getLast() {
return EndianConverter.readShort(colLast);
}
/**
* Writes a ColInfo to the specified <code>Outputstream</code>
*
* @param output the <code>OutputStream</code> to write to
*/
public void write(OutputStream output) throws IOException {
output.write(getBiffType());
output.write(colFirst);
output.write(colLast);
output.write(colDX);
output.write(ixfe);
output.write(grbit);
Debug.log(Debug.TRACE,"Writing ColInfo record");
}
}
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