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https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
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131 lines
3.4 KiB
C#
Executable file
131 lines
3.4 KiB
C#
Executable file
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#region ================== Copyright (c) 2007 Pascal vd Heiden
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/*
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* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
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* This program is released under GNU General Public License
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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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*/
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#endregion
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#region ================== Namespaces
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using System;
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using System.Drawing;
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using System.IO;
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using System.Runtime.InteropServices;
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using CodeImp.DoomBuilder.IO;
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using CodeImp.DoomBuilder.Windows;
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#endregion
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namespace CodeImp.DoomBuilder.Data
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{
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public interface ISpriteImage //mxd
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{
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int OffsetX { get; }
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int OffsetY { get; }
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}
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public sealed class SpriteImage : ImageData, ISpriteImage
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{
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#region ================== Variables
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private int offsetx;
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private int offsety;
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#endregion
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#region ================== Properties
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public int OffsetX { get { return offsetx; } }
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public int OffsetY { get { return offsety; } }
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#endregion
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#region ================== Constructor / Disposer
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// Constructor
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internal SpriteImage(string name)
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{
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// Initialize
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SetName(name);
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AllowUnload = false;
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// We have no destructor
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GC.SuppressFinalize(this);
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}
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#endregion
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#region ================== Methods
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//mxd
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override public void LoadImage(bool notify)
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{
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// Do the loading
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base.LoadImage(false);
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// Notify the main thread about the change to redraw display
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if (notify) General.MainWindow.SpriteDataLoaded(this.Name);
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}
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// This loads the image
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protected override LocalLoadResult LocalLoadImage()
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{
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// Get the lump data stream
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Bitmap bitmap = null;
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string error = null;
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string spritelocation = string.Empty; //mxd
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Stream lumpdata = General.Map.Data.GetSpriteData(Name, ref spritelocation);
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if(lumpdata != null)
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{
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// Get a reader for the data
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IImageReader reader = ImageDataFormat.GetImageReader(lumpdata, ImageDataFormat.DOOMPICTURE, General.Map.Data.Palette);
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if(reader is UnknownImageReader)
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{
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// Data is in an unknown format!
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error = "Sprite lump \"" + Path.Combine(spritelocation, Name) + "\" data format could not be read. Does this lump contain valid picture data at all?";
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bitmap = null;
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}
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else
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{
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// Read data as bitmap
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lumpdata.Seek(0, SeekOrigin.Begin);
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if(bitmap != null) bitmap.Dispose();
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bitmap = reader.ReadAsBitmap(lumpdata, out offsetx, out offsety);
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}
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// Done
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lumpdata.Close();
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}
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else
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{
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// Missing a patch lump!
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error = "Missing sprite lump \"" + Name + "\". Forgot to include required resources?";
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}
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return new LocalLoadResult(bitmap, error, () =>
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{
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scale.x = 1.0f;
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scale.y = 1.0f;
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// Make offset corrections if the offset was not given
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if ((offsetx == int.MinValue) || (offsety == int.MinValue))
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{
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offsetx = (int)((width * scale.x) * 0.5f);
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offsety = (int)(height * scale.y);
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}
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});
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}
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#endregion
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}
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}
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