|
/* ====================================================================
|
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.
|
==================================================================== */
|
|
namespace HH.WMS.Utils.NPOI.DDF
|
{
|
using System;
|
using System.IO;
|
using System.Text;
|
using System.Collections;
|
using HH.WMS.Utils.NPOI.Util;
|
|
|
/// <summary>
|
/// The EscherClientDataRecord is used to store client specific data about the position of a
|
/// shape within a container.
|
/// @author Glen Stampoultzis
|
/// </summary>
|
public class EscherClientDataRecord : EscherRecord
|
{
|
public const short RECORD_ID = unchecked((short)0xF011);
|
public const String RECORD_DESCRIPTION = "MsofbtClientData";
|
|
private byte[] remainingData;
|
|
/// <summary>
|
/// This method deSerializes the record from a byte array.
|
/// </summary>
|
/// <param name="data">The byte array containing the escher record information</param>
|
/// <param name="offset">The starting offset into data</param>
|
/// <param name="recordFactory">May be null since this is not a container record.</param>
|
/// <returns>The number of bytes Read from the byte array.</returns>
|
public override int FillFields(byte[] data, int offset, EscherRecordFactory recordFactory)
|
{
|
int bytesRemaining = ReadHeader(data, offset);
|
int pos = offset + 8;
|
remainingData = new byte[bytesRemaining];
|
Array.Copy(data, pos, remainingData, 0, bytesRemaining);
|
return 8 + bytesRemaining;
|
}
|
|
/**
|
* This method Serializes this escher record into a byte array.
|
*
|
* @param offset The offset into <c>data</c> to start writing the record data to.
|
* @param data The byte array to Serialize to.
|
* @param listener A listener to retrieve start and end callbacks. Use a <c>NullEscherSerailizationListener</c> to ignore these events.
|
* @return The number of bytes written.
|
* @see NullEscherSerializationListener
|
*/
|
public override int Serialize(int offset, byte[] data, EscherSerializationListener listener)
|
{
|
listener.BeforeRecordSerialize(offset, RecordId, this);
|
|
if (remainingData == null) remainingData = new byte[0];
|
LittleEndian.PutShort(data, offset, Options);
|
LittleEndian.PutShort(data, offset + 2, RecordId);
|
LittleEndian.PutInt(data, offset + 4, remainingData.Length);
|
Array.Copy(remainingData, 0, data, offset + 8, remainingData.Length);
|
int pos = offset + 8 + remainingData.Length;
|
|
listener.AfterRecordSerialize(pos, RecordId, pos - offset, this);
|
return pos - offset;
|
}
|
|
/**
|
* Returns the number of bytes that are required to Serialize this record.
|
*
|
* @return Number of bytes
|
*/
|
public override int RecordSize
|
{
|
get { return 8 + (remainingData == null ? 0 : remainingData.Length); }
|
}
|
|
/**
|
* Returns the identifier of this record.
|
*/
|
public override short RecordId
|
{
|
get { return RECORD_ID; }
|
}
|
|
/**
|
* The short name for this record
|
*/
|
public override String RecordName
|
{
|
get { return "ClientData"; }
|
}
|
|
/**
|
* Returns the string representation of this record.
|
*/
|
public override String ToString()
|
{
|
String nl = Environment.NewLine;
|
|
String extraData;
|
using (MemoryStream b = new MemoryStream())
|
{
|
try
|
{
|
HexDump.Dump(this.remainingData, 0, b, 0);
|
extraData = b.ToString();
|
}
|
catch (Exception)
|
{
|
extraData = "error\n";
|
}
|
return GetType().Name + ":" + nl +
|
" RecordId: 0x" + HexDump.ToHex(RECORD_ID) + nl +
|
" Options: 0x" + HexDump.ToHex(Options) + nl;
|
//" Extra Data:" + nl +
|
//extraData;
|
}
|
}
|
|
/**
|
* Any data recording this record.
|
*/
|
public byte[] RemainingData
|
{
|
get { return remainingData; }
|
set { this.remainingData = value; }
|
}
|
}
|
}
|
