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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352697 13f79535-47bb-0310-9956-ffa450edef68
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Said Ryan Ackley 2002-06-14 02:03:44 +00:00
parent df966f48bb
commit 5aff3f3ca1
1 changed files with 104 additions and 0 deletions
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src/scratchpad/src/org/apache/poi/hdf/model/hdftypes/FormattedDiskPage.java Normal file
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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache POI" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache POI", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.poi.hdf.model.hdftypes;
import org.apache.poi.util.LittleEndian;
/**
* Represents an FKP data structure. This data structure is used to store the
* grpprls of the paragraph and character properties of the document. A grpprl
* is a list of sprms(decompression operations) to perform on a parent style.
*
* @author Ryan Ackley
*/
public class FormattedDiskPage
{
byte[] _fkp;
int _crun;
/**
* Uses a 512-byte array to create a FKP
*/
public FormattedDiskPage(byte[] fkp)
{
_crun = LittleEndian.getUnsignedByte(fkp, 511);
}
/**
* Used to get a text offset corresponding to a grpprl in this fkp.
* @param index The index of the property in this FKP
* @return an int representing an offset in the "WordDocument" stream
*/
public int getStart(int index)
{
return LittleEndian.getInt(_fkp, (index * 4));
}
/**
* Used to get the end of the text corresponding to a grpprl in this fkp.
* @param index The index of the property in this fkp.
* @return an int representing an offset in the "WordDocument" stream
*/
public int getEnd(int index)
{
return LittleEndian.getInt(_fkp, ((index + 1) * 4));
}
/**
* Used to get the total number of grrprl's stored int this FKP
* @return The number of grpprls in this FKP
*/
public int getSize()
{
return _crun;
}
}