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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for Additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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namespace HH.WMS.Utils.NPOI.DDF
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{
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using System;
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using System.Text;
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using System.Collections;
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using HH.WMS.Utils.NPOI.Util;
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/// <summary>
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/// ToGether the the EscherOptRecord this record defines some of the basic
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/// properties of a shape.
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/// @author Glen Stampoultzis (glens at apache.org)
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/// </summary>
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public class EscherSpRecord : EscherRecord
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{
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public const short RECORD_ID = unchecked((short)0xF00A);
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public const String RECORD_DESCRIPTION = "MsofbtSp";
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public const int FLAG_GROUP = 0x0001;
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public const int FLAG_CHILD = 0x0002;
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public const int FLAG_PATRIARCH = 0x0004;
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public const int FLAG_DELETED = 0x0008;
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public const int FLAG_OLESHAPE = 0x0010;
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public const int FLAG_HAVEMASTER = 0x0020;
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public const int FLAG_FLIPHORIZ = 0x0040;
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public const int FLAG_FLIPVERT = 0x0080;
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public const int FLAG_CONNECTOR = 0x0100;
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public const int FLAG_HAVEANCHOR = 0x0200;
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public const int FLAG_BACKGROUND = 0x0400;
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public const int FLAG_HASSHAPETYPE = 0x0800;
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private int field_1_shapeId;
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private int field_2_flags;
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/// <summary>
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/// The contract of this method is to deSerialize an escher record including
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/// it's children.
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/// </summary>
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/// <param name="data">The byte array containing the Serialized escher
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/// records.</param>
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/// <param name="offset">The offset into the byte array.</param>
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/// <param name="recordFactory">A factory for creating new escher records</param>
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/// <returns>The number of bytes written.</returns>
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public override int FillFields(byte[] data, int offset, EscherRecordFactory recordFactory)
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{
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int bytesRemaining = ReadHeader(data, offset);
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int pos = offset + 8;
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int size = 0;
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field_1_shapeId = LittleEndian.GetInt(data, pos + size); size += 4;
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field_2_flags = LittleEndian.GetInt(data, pos + size); size += 4;
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// bytesRemaining -= size;
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// remainingData = new byte[bytesRemaining];
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// Array.Copy( data, pos + size, remainingData, 0, bytesRemaining );
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return RecordSize;
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}
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/// <summary>
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/// Serializes to an existing byte array without serialization listener.
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/// This is done by delegating to Serialize(int, byte[], EscherSerializationListener).
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/// </summary>
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/// <param name="offset">the offset within the data byte array.</param>
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/// <param name="data"> the data array to Serialize to.</param>
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/// <param name="listener">a listener for begin and end serialization events.</param>
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/// <returns>The number of bytes written.</returns>
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public override int Serialize(int offset, byte[] data, EscherSerializationListener listener)
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{
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listener.BeforeRecordSerialize(offset, RecordId, this);
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LittleEndian.PutShort(data, offset, Options);
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LittleEndian.PutShort(data, offset + 2, RecordId);
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int remainingBytes = 8;
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LittleEndian.PutInt(data, offset + 4, remainingBytes);
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LittleEndian.PutInt(data, offset + 8, field_1_shapeId);
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LittleEndian.PutInt(data, offset + 12, field_2_flags);
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listener.AfterRecordSerialize(offset + RecordSize, RecordId, RecordSize, this);
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return 8 + 8;
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}
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/// <summary>
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/// Returns the number of bytes that are required to Serialize this record.
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/// </summary>
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/// <value>Number of bytes</value>
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public override int RecordSize
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{
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get{return 8 + 8;}
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}
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/// <summary>
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/// @return the 16 bit identifier for this record.
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/// </summary>
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/// <value></value>
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public override short RecordId
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{
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get { return RECORD_ID; }
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}
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/// <summary>
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/// The short name for this record
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/// </summary>
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/// <value></value>
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public override String RecordName
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{
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get { return "Sp"; }
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}
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/// <summary>
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/// Returns a <see cref="T:System.String"/> that represents the current <see cref="T:System.Object"/>.
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/// </summary>
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/// <returns>
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/// A <see cref="T:System.String"/> that represents the current <see cref="T:System.Object"/>.
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/// </returns>
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public override String ToString()
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{
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String nl = Environment.NewLine;
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return this.GetType().Name + ":" + nl +
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" RecordId: 0x" + HexDump.ToHex(RECORD_ID) + nl +
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" Options: 0x" + HexDump.ToHex(Options) + nl +
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" ShapeId: " + field_1_shapeId + nl +
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" Flags: " + DecodeFlags(field_2_flags) + " (0x" + HexDump.ToHex(field_2_flags) + ")" + nl;
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}
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/// <summary>
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/// Converts the shape flags into a more descriptive name.
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/// </summary>
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/// <param name="flags">The flags.</param>
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/// <returns></returns>
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private String DecodeFlags(int flags)
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{
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StringBuilder result = new StringBuilder();
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result.Append((flags & FLAG_GROUP) != 0 ? "|GROUP" : "");
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result.Append((flags & FLAG_CHILD) != 0 ? "|CHILD" : "");
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result.Append((flags & FLAG_PATRIARCH) != 0 ? "|PATRIARCH" : "");
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result.Append((flags & FLAG_DELETED) != 0 ? "|DELETED" : "");
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result.Append((flags & FLAG_OLESHAPE) != 0 ? "|OLESHAPE" : "");
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result.Append((flags & FLAG_HAVEMASTER) != 0 ? "|HAVEMASTER" : "");
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result.Append((flags & FLAG_FLIPHORIZ) != 0 ? "|FLIPHORIZ" : "");
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result.Append((flags & FLAG_FLIPVERT) != 0 ? "|FLIPVERT" : "");
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result.Append((flags & FLAG_CONNECTOR) != 0 ? "|CONNECTOR" : "");
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result.Append((flags & FLAG_HAVEANCHOR) != 0 ? "|HAVEANCHOR" : "");
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result.Append((flags & FLAG_BACKGROUND) != 0 ? "|BACKGROUND" : "");
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result.Append((flags & FLAG_HASSHAPETYPE) != 0 ? "|HASSHAPETYPE" : "");
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//need to check, else blows up on some records - bug 34435
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if (result.Length > 0)
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{
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result.Remove(0,1);
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}
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return result.ToString();
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}
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/// <summary>
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/// Gets or sets A number that identifies this shape
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/// </summary>
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/// <value>The shape id.</value>
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public int ShapeId
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{
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get { return field_1_shapeId; }
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set { this.field_1_shapeId = value; }
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}
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/// <summary>
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/// The flags that apply to this shape.
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/// </summary>
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/// <value>The flags.</value>
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public int Flags
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{
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get { return field_2_flags; }
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set { this.field_2_flags = value; }
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}
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}
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}
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