130 lines
4.2 KiB
C#
130 lines
4.2 KiB
C#
//
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// ExportTableEntry.cs - represents an entry in the export table of an Unreal Engine package file
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//
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// Author:
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// Michael Becker <alcexhim@gmail.com>
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//
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// Copyright (c) 2011-2020 Mike Becker's Software
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System;
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using System.Text;
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namespace UniversalEditor.ObjectModels.UnrealEngine
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{
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/// <summary>
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/// Represents an entry in the export table of an Unreal Engine package file.
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/// </summary>
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public class ExportTableEntry : ICloneable
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{
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public class ExportTableEntryCollection
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: System.Collections.ObjectModel.Collection<ExportTableEntry>
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{
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}
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internal Accessor _acc = null;
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public event FileSystem.DataRequestEventHandler DataRequest;
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protected virtual void OnDataRequest(FileSystem.DataRequestEventArgs e)
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{
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DataRequest?.Invoke(this, e);
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}
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private byte[] _Data = null;
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public void SetData(byte[] data)
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{
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_Data = data;
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}
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public byte[] GetData()
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{
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if (_Data != null) return _Data;
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FileSystem.DataRequestEventArgs e = new FileSystem.DataRequestEventArgs();
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OnDataRequest(e);
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return e.Data;
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}
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/// <summary>
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/// Gets or sets the name of this <see cref="ExportTableEntry" /> as a <see cref="NameTableEntry" /> reference.
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/// </summary>
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/// <value>The name of this <see cref="ExportTableEntry" />.</value>
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public NameTableEntry Name { get; set; } = null;
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/// <summary>
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/// Gets or sets the class of the object exported by this <see cref="ExportTableEntry" />.
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/// </summary>
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/// <value>The class of the object exported by this <see cref="ExportTableEntry" />.</value>
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public ObjectReference ObjectClass { get; set; } = null;
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/// <summary>
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/// Gets or sets the parent class of the object exported by this <see cref="ExportTableEntry" />.
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/// </summary>
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/// <value>The parent class of the object exported by this <see cref="ExportTableEntry" />.</value>
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public ObjectReference ObjectParent { get; set; } = null;
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/// <summary>
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/// Gets or sets the group of the object exported by this <see cref="ExportTableEntry" />.
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/// </summary>
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/// <value>The group of the object exported by this <see cref="ExportTableEntry" />.</value>
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public ObjectReference Group { get; set; } = null;
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public long GetDataLength()
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{
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if (_Data != null)
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return _Data.Length;
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return (GetData()?.Length).GetValueOrDefault(0);
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}
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/// <summary>
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/// Gets or sets the attributes for the object exported by this <see cref="ExportTableEntry" />.
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/// </summary>
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/// <value>The attributes for the object exported by this <see cref="ExportTableEntry" />.</value>
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public ObjectFlags Flags { get; set; } = ObjectFlags.None;
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/// <summary>
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/// Gets or sets the size in bytes of the object exported by this <see cref="ExportTableEntry" />.
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/// </summary>
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/// <value>The size in bytes of the object exported by this <see cref="ExportTableEntry" />.</value>
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public int Size { get; set; } = 0;
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/// <summary>
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/// Gets or sets the offset in the package file for the object exported by this <see cref="ExportTableEntry" />.
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/// </summary>
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/// <value>The offset in the package file for the object exported by this <see cref="ExportTableEntry" />.</value>
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public int Offset { get; set; } = 0;
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public object Clone()
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{
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ExportTableEntry clone = new ExportTableEntry();
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return clone;
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}
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public override string ToString()
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{
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StringBuilder sb = new StringBuilder();
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if (Group != null)
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{
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sb.Append(Group.ToString());
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sb.Append('.');
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}
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if (Name == null)
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{
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sb.Append("(invalid name)");
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}
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else
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{
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sb.Append(Name.ToString(false));
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}
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return sb.ToString();
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}
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}
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}
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