mirror of https://github.com/apache/poi.git
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
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/* ====================================================================
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2003 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Apache" and "Apache Software Foundation" and
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* "Apache POI" must not be used to endorse or promote products
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* derived from this software without prior written permission. For
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* written permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache",
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* "Apache POI", nor may "Apache" appear in their name, without
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* prior written permission of the Apache Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*/
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package org.apache.poi.hwpf.model.hdftypes;
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import java.io.UnsupportedEncodingException;
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import org.apache.poi.util.LittleEndian;
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import org.apache.poi.util.BitField;
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/**
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* Comment me
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*
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* @author Ryan Ackley
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*/
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public class StyleDescription implements HDFType
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{
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private static int PARAGRAPH_STYLE = 1;
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private static int CHARACTER_STYLE = 2;
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private short _infoShort;
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private static BitField _sti = new BitField(0xfff);
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private static BitField _fScratch = new BitField(0x1000);
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private static BitField _fInvalHeight = new BitField(0x2000);
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private static BitField _fHasUpe = new BitField(0x4000);
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private static BitField _fMassCopy = new BitField(0x8000);
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private short _infoShort2;
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private static BitField _styleTypeCode = new BitField(0xf);
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private static BitField _baseStyle = new BitField(0xfff0);
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private static BitField _numUPX = new BitField(0xf);
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private static BitField _nextStyle = new BitField(0xfff0);
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private short _bchUpe;
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private short _infoShort3;
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private static BitField _fAutoRedef = new BitField(0x1);
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private static BitField _fHidden = new BitField(0x2);
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byte[] _papx;
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byte[] _chpx;
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String _name;
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// ParagraphProperties _pap;
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// CharacterProperties _chp;
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public StyleDescription()
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{
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// _pap = new ParagraphProperties();
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// _chp = new CharacterProperties();
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}
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public StyleDescription(byte[] std, int baseLength, int offset, boolean word9)
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{
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int nameStart = offset + baseLength;
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_infoShort = LittleEndian.getShort(std, offset);
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offset += LittleEndian.SHORT_SIZE;
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_infoShort2 = LittleEndian.getShort(std, offset);
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offset += LittleEndian.SHORT_SIZE;
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_bchUpe = LittleEndian.getShort(std, offset);
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offset += LittleEndian.SHORT_SIZE;
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_infoShort3 = LittleEndian.getShort(std, offset);
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offset += LittleEndian.SHORT_SIZE;
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//first byte(s) of variable length section of std is the length of the
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//style name and aliases string
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int nameLength = 0;
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int multiplier = 1;
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if(word9)
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{
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nameLength = LittleEndian.getShort(std, nameStart);
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multiplier = 2;
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nameStart += LittleEndian.SHORT_SIZE;
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}
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else
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{
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nameLength = std[nameStart];
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}
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try
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{
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_name = new String(std, nameStart, nameLength * multiplier, "UTF-16LE");
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}
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catch (UnsupportedEncodingException ignore)
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{
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// ignore
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}
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//2 bytes for length, length then null terminator.
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int grupxStart = multiplier + ((nameLength + 1) * multiplier) + nameStart;
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// the spec only refers to two possible upxs but it mentions
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// that more may be added in the future
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int add = 0;
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int numUPX = _numUPX.getValue(_infoShort2);
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for(int x = 0; x < numUPX; x++)
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{
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int upxSize = LittleEndian.getShort(std, grupxStart + add);
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if(_styleTypeCode.getValue(_infoShort2) == PARAGRAPH_STYLE)
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{
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if(x == 0)
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{
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_papx = new byte[upxSize];
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System.arraycopy(std, grupxStart + add + 2, _papx, 0, upxSize);
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}
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else if(x == 1)
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{
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_chpx = new byte[upxSize];
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System.arraycopy(std, grupxStart + add + 2, _chpx, 0, upxSize);
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}
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}
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else if(_styleTypeCode.getValue(_infoShort2) == CHARACTER_STYLE && x == 0)
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{
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_chpx = new byte[upxSize];
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System.arraycopy(std, grupxStart + add + 2, _chpx, 0, upxSize);
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}
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// the upx will always start on a word boundary.
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if(upxSize % 2 == 1)
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{
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++upxSize;
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}
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add += 2 + upxSize;
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}
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}
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public int getBaseStyle()
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{
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return _baseStyle.getValue(_infoShort2);
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}
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public byte[] getCHPX()
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{
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return _chpx;
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}
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public byte[] getPAPX()
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{
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return _papx;
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}
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// public ParagraphProperties getPAP()
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// {
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// return _pap;
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// }
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// public CharacterProperties getCHP()
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// {
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// return _chp;
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// }
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// public void setPAP(ParagraphProperties pap)
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// {
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// _pap = pap;
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// }
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// public void setCHP(CharacterProperties chp)
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// {
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// _chp = chp;
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// }
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}
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