UltimateZoneBuilder/Source/Data/SpriteImage.cs
codeimp 1dad4b68c6 - change a lot in the resources system
- fixed memory leak in PixelColorBlock
- several small changes and bugfixes
2008-09-28 21:20:56 +00:00

110 lines
2.6 KiB
C#

#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 CodeImp.DoomBuilder.Rendering;
using CodeImp.DoomBuilder.IO;
using System.IO;
#endregion
namespace CodeImp.DoomBuilder.Data
{
internal sealed class SpriteImage : ImageData
{
#region ================== Constructor / Disposer
// Constructor
public SpriteImage(string name)
{
// Initialize
SetName(name);
// We have no destructor
GC.SuppressFinalize(this);
}
#endregion
#region ================== Methods
// This loads the image
public override void LoadImage()
{
Stream lumpdata;
MemoryStream mem;
IImageReader reader;
byte[] membytes;
// Leave when already loaded
if(this.IsImageLoaded) return;
lock(this)
{
// Get the lump data stream
lumpdata = General.Map.Data.GetPatchData(Name);
if(lumpdata != null)
{
// Copy lump data to memory
lumpdata.Seek(0, SeekOrigin.Begin);
membytes = new byte[(int)lumpdata.Length];
lumpdata.Read(membytes, 0, (int)lumpdata.Length);
mem = new MemoryStream(membytes);
mem.Seek(0, SeekOrigin.Begin);
// Get a reader for the data
reader = ImageDataFormat.GetImageReader(mem, ImageDataFormat.DOOMPICTURE, General.Map.Data.Palette);
if(reader is UnknownImageReader)
{
// Data is in an unknown format!
General.WriteLogLine("WARNING: Sprite lump '" + Name + "' data format could not be read!");
}
// Read data as bitmap
mem.Seek(0, SeekOrigin.Begin);
if(bitmap != null) bitmap.Dispose();
bitmap = reader.ReadAsBitmap(mem);
if(bitmap == null) return;
// Done
mem.Dispose();
// Get width and height from image
width = bitmap.Size.Width;
height = bitmap.Size.Height;
}
else
{
// Missing a patch lump!
General.WriteLogLine("WARNING: Missing sprite lump '" + Name + "'!");
}
// Pass on to base
base.LoadImage();
}
}
#endregion
}
}