#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;

#endregion

namespace CodeImp.DoomBuilder.Data
{
	public sealed class FileImage : ImageData
	{
		#region ================== Variables

		private string filepathname;
		
		#endregion

		#region ================== Constructor / Disposer

		// Constructor
		public FileImage(string name, string filepathname)
		{
			// Initialize
			this.filepathname = filepathname;
			SetName(name);

			// Temporarily load file
			Bitmap bmp = (Bitmap)Bitmap.FromFile(filepathname);

			// Get width and height from image
			width = bmp.Size.Width;
			height = bmp.Size.Height;
			scaledwidth = (float)bmp.Size.Width * General.Map.Config.DefaultTextureScale;
			scaledheight = (float)bmp.Size.Height * General.Map.Config.DefaultTextureScale;

			// Unload file
			bmp.Dispose();
			
			// We have no destructor
			GC.SuppressFinalize(this);
		}

		#endregion

		#region ================== Methods

		// This loads the image
		protected override void LocalLoadImage()
		{
			// Leave when already loaded
			if(this.IsImageLoaded) return;

			lock(this)
			{
				// Load file
				if(bitmap != null) bitmap.Dispose();
				bitmap = (Bitmap)Bitmap.FromFile(filepathname);
				
				// Get width and height from image
				width = bitmap.Size.Width;
				height = bitmap.Size.Height;
				scaledwidth = (float)bitmap.Size.Width * General.Map.Config.DefaultTextureScale;
				scaledheight = (float)bitmap.Size.Height * General.Map.Config.DefaultTextureScale;
				
				// Pass on to base
				base.LocalLoadImage();
			}
		}
		
		#endregion
	}
}