/* Copyright 2005 Nicholas Bishop
 * 
 * This file is part of SharpConstruct.
 *
 * SharpConstruct is free software; you can redistribute it 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.
 *
 * SharpConstruct 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with SharpConstruct; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

#ifndef CREATE_H
#define CREATE_H

#include <string>

namespace SharpConstruct
{
	class Mesh;

	namespace Create
	{
		class File
		{
		public:
			File( const std::string& );

			bool operator()() const;
		private:
			void load_obj_() const;

			const std::string file_;
		};

		class Cube
		{
		public:
			Cube( const unsigned, const unsigned,
			      const unsigned );

			bool operator()();
		private:
			void create_vertices_();
			void create_back_vertices_();
			void create_top_vertices_();
			void create_front_vertices_();
			void create_bottom_vertices_();
			void create_left_vertices_();
			void create_right_vertices_();

			void create_polygons_() const;
			void create_main_polygon_strip_() const;
			void connect_back_to_bottom_() const;
			void create_left_and_right_polygons_() const;
			void create_vertical_connections_() const;
			void create_horizontal_connections_() const;
			void create_left_corners_() const;
			void create_right_corners_() const;

			void add_quad_( const unsigned, const unsigned,
					const unsigned, const unsigned ) const;

			const unsigned rows_, cols_, stacks_;
			unsigned top_start_, front_start_, bottom_start_;
			unsigned left_start_, right_start_, right_end_;
		};

		class Sphere
		{
		public:
			Sphere( const unsigned );

			bool operator()() const;
		private:
			const unsigned divisions_;
		};

		class Plane
		{
		public:
			Plane( const unsigned, const unsigned );
			
			bool operator()() const;
		private:
			const unsigned rows_, columns_;
		};
	}
}

#endif