brought over from old code and converted.

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353127 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Said Ryan Ackley 2003-06-09 01:58:15 +00:00
parent f59894d375
commit 2f49b346d1

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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2003 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.hwpf.model.hdftypes;
import java.io.UnsupportedEncodingException;
import org.apache.poi.util.LittleEndian;
import org.apache.poi.util.BitField;
/**
* Comment me
*
* @author Ryan Ackley
*/
public class StyleDescription implements HDFType
{
private static int PARAGRAPH_STYLE = 1;
private static int CHARACTER_STYLE = 2;
private short _infoShort;
private static BitField _sti = new BitField(0xfff);
private static BitField _fScratch = new BitField(0x1000);
private static BitField _fInvalHeight = new BitField(0x2000);
private static BitField _fHasUpe = new BitField(0x4000);
private static BitField _fMassCopy = new BitField(0x8000);
private short _infoShort2;
private static BitField _styleTypeCode = new BitField(0xf);
private static BitField _baseStyle = new BitField(0xfff0);
private static BitField _numUPX = new BitField(0xf);
private static BitField _nextStyle = new BitField(0xfff0);
private short _bchUpe;
private short _infoShort3;
private static BitField _fAutoRedef = new BitField(0x1);
private static BitField _fHidden = new BitField(0x2);
byte[] _papx;
byte[] _chpx;
String _name;
// ParagraphProperties _pap;
// CharacterProperties _chp;
public StyleDescription()
{
// _pap = new ParagraphProperties();
// _chp = new CharacterProperties();
}
public StyleDescription(byte[] std, int baseLength, int offset, boolean word9)
{
int nameStart = offset + baseLength;
_infoShort = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_infoShort2 = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_bchUpe = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_infoShort3 = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
//first byte(s) of variable length section of std is the length of the
//style name and aliases string
int nameLength = 0;
int multiplier = 1;
if(word9)
{
nameLength = LittleEndian.getShort(std, nameStart);
multiplier = 2;
nameStart += LittleEndian.SHORT_SIZE;
}
else
{
nameLength = std[nameStart];
}
try
{
_name = new String(std, nameStart, nameLength * multiplier, "UTF-16LE");
}
catch (UnsupportedEncodingException ignore)
{
// ignore
}
//2 bytes for length, length then null terminator.
int grupxStart = multiplier + ((nameLength + 1) * multiplier) + nameStart;
// the spec only refers to two possible upxs but it mentions
// that more may be added in the future
int add = 0;
int numUPX = _numUPX.getValue(_infoShort2);
for(int x = 0; x < numUPX; x++)
{
int upxSize = LittleEndian.getShort(std, grupxStart + add);
if(_styleTypeCode.getValue(_infoShort2) == PARAGRAPH_STYLE)
{
if(x == 0)
{
_papx = new byte[upxSize];
System.arraycopy(std, grupxStart + add + 2, _papx, 0, upxSize);
}
else if(x == 1)
{
_chpx = new byte[upxSize];
System.arraycopy(std, grupxStart + add + 2, _chpx, 0, upxSize);
}
}
else if(_styleTypeCode.getValue(_infoShort2) == CHARACTER_STYLE && x == 0)
{
_chpx = new byte[upxSize];
System.arraycopy(std, grupxStart + add + 2, _chpx, 0, upxSize);
}
// the upx will always start on a word boundary.
if(upxSize % 2 == 1)
{
++upxSize;
}
add += 2 + upxSize;
}
}
public int getBaseStyle()
{
return _baseStyle.getValue(_infoShort2);
}
public byte[] getCHPX()
{
return _chpx;
}
public byte[] getPAPX()
{
return _papx;
}
// public ParagraphProperties getPAP()
// {
// return _pap;
// }
// public CharacterProperties getCHP()
// {
// return _chp;
// }
// public void setPAP(ParagraphProperties pap)
// {
// _pap = pap;
// }
// public void setCHP(CharacterProperties chp)
// {
// _chp = chp;
// }
}