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JExcelApi is a java library which provides the ability to read, write, and modify Microsoft Excel spreadsheets.
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/*********************************************************************
*
* Copyright (C) 2004 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.biff.drawing;
import jxl.common.Logger;
import jxl.biff.IntegerHelper;
import jxl.biff.Type;
import jxl.biff.WritableRecordData;
import jxl.read.biff.Record;
/**
* A TextObject (TXO) record which contains the information for comments
*/
public class TextObjectRecord extends WritableRecordData
{
/**
* The logger
*/
private static Logger logger = Logger.getLogger(TextObjectRecord.class);
/**
* The raw drawing data which was read in
*/
private byte[] data;
/**
* The text
*/
private int textLength;
/**
* Constructor invoked when writing out this object
*
* @param t the text string
*/
TextObjectRecord(String t)
{
super(Type.TXO);
textLength = t.length();
}
/**
* Constructs this object from the raw data
*
* @param t the raw data
*/
public TextObjectRecord(Record t)
{
super(t);
data = getRecord().getData();
textLength = IntegerHelper.getInt(data[10], data[11]);
}
/**
* Constructor
*
* @param d the drawing data
*/
public TextObjectRecord(byte[] d)
{
super(Type.TXO);
data = d;
}
/**
* Gets the text length. Used to determine if there is any data held
* in the following continue records
*
* @return the length of the text
*/
public int getTextLength()
{
return textLength;
}
/**
* Expose the protected function to the SheetImpl in this package
*
* @return the raw record data
*/
public byte[] getData()
{
if (data != null)
{
return data;
}
data = new byte[18];
// the options
int options = 0;
options |= (0x1 << 1); // horizontal alignment - left
options |= (0x1 << 4); // vertical alignment - top
options |= (0x1 << 9); // lock text
IntegerHelper.getTwoBytes(options, data, 0);
// the rotation
// no rotation
// Length of text
IntegerHelper.getTwoBytes(textLength, data, 10);
// Length of formatting runs
IntegerHelper.getTwoBytes(0x10, data, 12);
return data;
}
}