TextSpecInfoAtom is present in PPT 2003+. When the text is changed we must update this record, otherwise the ppt becomes corrupted

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@648274 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2008-04-15 15:11:13 +00:00
parent 0d790c922c
commit e643ec7129
2 changed files with 86 additions and 1 deletions

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@ -92,7 +92,7 @@ public class RecordTypes {
public static final Type TextBookmarkAtom = new Type(4007,null);
public static final Type TextBytesAtom = new Type(4008,TextBytesAtom.class);
public static final Type TxSIStyleAtom = new Type(4009,null);
public static final Type TextSpecInfoAtom = new Type(4010,null);
public static final Type TextSpecInfoAtom = new Type(4010, TextSpecInfoAtom.class);
public static final Type DefaultRulerAtom = new Type(4011,null);
public static final Type FontEntityAtom = new Type(4023,FontEntityAtom.class);
public static final Type FontEmbeddedData = new Type(4024,null);

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@ -0,0 +1,85 @@
/* ====================================================================
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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
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Unless required by applicable law or agreed to in writing, software
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package org.apache.poi.hslf.record;
import org.apache.poi.util.LittleEndian;
import java.io.OutputStream;
import java.io.IOException;
/**
* The special info runs contained in this text.
* Special info runs consist of character properties which don?t follow styles.
*
* @author Yegor Kozlov
*/
public class TextSpecInfoAtom extends RecordAtom {
/**
* Record header.
*/
private byte[] _header;
/**
* Record data.
*/
private byte[] _data;
/**
* Constructs the link related atom record from its
* source data.
*
* @param source the source data as a byte array.
* @param start the start offset into the byte array.
* @param len the length of the slice in the byte array.
*/
protected TextSpecInfoAtom(byte[] source, int start, int len) {
// Get the header.
_header = new byte[8];
System.arraycopy(source,start,_header,0,8);
// Get the record data.
_data = new byte[len-8];
System.arraycopy(source,start+8,_data,0,len-8);
}
/**
* Gets the record type.
* @return the record type.
*/
public long getRecordType() { return RecordTypes.TextSpecInfoAtom.typeID; }
/**
* Write the contents of the record back, so it can be written
* to disk
*
* @param out the output stream to write to.
* @throws java.io.IOException if an error occurs.
*/
public void writeOut(OutputStream out) throws IOException {
out.write(_header);
out.write(_data);
}
/**
* Update the text length
*
* @param size the text length
*/
public void setTextSize(int size){
LittleEndian.putInt(_data, 0, size);
}
}