org.apache.poi.hdf.model.hdftypes.StyleDescription Maven / Gradle / Ivy
/* ====================================================================
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
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==================================================================== */
package org.apache.poi.hdf.model.hdftypes;
import org.apache.poi.util.LittleEndian;
/**
* Comment me
*
* @author Ryan Ackley
*/
public final class StyleDescription implements HDFType
{
private static int PARAGRAPH_STYLE = 1;
private static int CHARACTER_STYLE = 2;
int _baseStyleIndex;
int _styleTypeCode;
int _numUPX;
byte[] _papx;
byte[] _chpx;
ParagraphProperties _pap;
CharacterProperties _chp;
public StyleDescription()
{
_pap = new ParagraphProperties();
_chp = new CharacterProperties();
}
public StyleDescription(byte[] std, int baseLength, boolean word9)
{
int infoShort = LittleEndian.getShort(std, 2);
_styleTypeCode = (infoShort & 0xf);
_baseStyleIndex = (infoShort & 0xfff0) >> 4;
infoShort = LittleEndian.getShort(std, 4);
_numUPX = infoShort & 0xf;
//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, baseLength);
multiplier = 2;
}
else
{
nameLength = std[baseLength];
}
//2 bytes for length, length then null terminator.
int grupxStart = multiplier + ((nameLength + 1) * multiplier) + baseLength;
int offset = 0;
for(int x = 0; x < _numUPX; x++)
{
int upxSize = LittleEndian.getShort(std, grupxStart + offset);
if(_styleTypeCode == PARAGRAPH_STYLE)
{
if(x == 0)
{
_papx = new byte[upxSize];
System.arraycopy(std, grupxStart + offset + 2, _papx, 0, upxSize);
}
else if(x == 1)
{
_chpx = new byte[upxSize];
System.arraycopy(std, grupxStart + offset + 2, _chpx, 0, upxSize);
}
}
else if(_styleTypeCode == CHARACTER_STYLE && x == 0)
{
_chpx = new byte[upxSize];
System.arraycopy(std, grupxStart + offset + 2, _chpx, 0, upxSize);
}
if(upxSize % 2 == 1)
{
++upxSize;
}
offset += 2 + upxSize;
}
}
public int getBaseStyle()
{
return _baseStyleIndex;
}
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;
}
}