added a lot

Source/Data/DataReader.cs

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+
+#region ================== Copyright (c) 2007 Pascal vd Heiden
+
+/*
+ * Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
+ * This program is released under GNU General Public License
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ */
+
+#endregion
+
+#region ================== Namespaces
+
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Text;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.IO;
+using CodeImp.DoomBuilder.IO;
+using CodeImp.DoomBuilder.Rendering;
+
+#endregion
+
+namespace CodeImp.DoomBuilder.Data
+{
+	internal abstract class DataReader : IDisposable
+	{
+		#region ================== Variables
+
+		protected DataLocation location;
+		protected bool issuspended = false;
+		protected bool isdisposed = false;
+
+		#endregion
+
+		#region ================== Properties
+
+		public DataLocation Location { get { return location; } }
+		public bool IsDisposed { get { return isdisposed; } }
+		public bool IsSuspended { get { return issuspended; } }
+
+		#endregion
+
+		#region ================== Constructor / Disposer
+
+		// Constructor
+		public DataReader(DataLocation dl)
+		{
+			// Keep information
+			location = dl;
+		}
+
+		// Disposer
+		public virtual void Dispose()
+		{
+			// Not already disposed?
+			if(!isdisposed)
+			{
+				// Done
+				isdisposed = true;
+			}
+		}
+
+		#endregion
+
+		#region ================== Management
+
+		// This suspends use of this resource
+		public virtual void Suspend()
+		{
+			issuspended = true;
+		}
+
+		// This resumes use of this resource
+		public virtual void Resume()
+		{
+			issuspended = false;
+		}
+
+		#endregion
+
+		#region ================== Palette
+
+		// When implemented, this should find and load a PLAYPAL palette
+		public virtual Playpal LoadPalette() { return null; }
+		
+		#endregion
+
+		#region ================== Textures
+
+		// When implemented, this should read the patch names
+		public virtual PatchNames LoadPatchNames() { return null; }
+
+		// When implemented, this returns the patch lump
+		public virtual Stream GetPatchData(string pname) { return null; }
+
+		// When implemented, this loads the textures
+		public virtual ICollection<ImageData> LoadTextures(PatchNames pnames) { return null; }
+
+		#endregion
+	}
+}