// ==============================================================
//	This file is part of Glest Shared Library (www.glest.org)
//
//	Copyright (C) 2001-2008 Martiño Figueroa
//
//	You can redistribute this code and/or modify it under 
//	the terms of the GNU General Public License as published 
//	by the Free Software Foundation; either version 2 of the 
//	License, or (at your option) any later version
// ==============================================================

#ifndef _SHARED_GRAPHICS_TEXTUREMANAGER_H_
#define _SHARED_GRAPHICS_TEXTUREMANAGER_H_

#include <vector>
#include "texture.h"
#include "leak_dumper.h"

using std::vector;

namespace Shared {
	namespace Graphics {

		// =====================================================
		//	class TextureManager
		// =====================================================
		typedef vector<Texture*> TextureContainer;

		//manages textures, creation on request and deletion on destruction
		class TextureManager {

		protected:
			TextureContainer textures;

			Texture::Filter textureFilter;
			int maxAnisotropy;

		public:
			TextureManager();
			~TextureManager();
			void init(bool forceInit = false);
			void end();

			void setFilter(Texture::Filter textureFilter);
			void setMaxAnisotropy(int maxAnisotropy);
			void initTexture(Texture *texture);
			void endTexture(Texture *texture, bool mustExistInList = false);
			void endLastTexture(bool mustExistInList = false);
			void reinitTextures();

			Texture::Filter getTextureFilter() const {
				return textureFilter;
			}
			int getMaxAnisotropy() const {
				return maxAnisotropy;
			}

			Texture *getTexture(const string &path);
			Texture1D *newTexture1D();
			Texture2D *newTexture2D();
			Texture3D *newTexture3D();
			TextureCube *newTextureCube();

			const TextureContainer &getTextures() const {
				return textures;
			}
		};


	}
}//end namespace

#endif