/* Copyright 2015, Michele Santullo
 * This file is part of DoorKeeper.
 *
 * DoorKeeper 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 3 of the License, or
 * (at your option) any later version.
 *
 * DoorKeeper 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 DoorKeeper.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef idD358B9737CC045D3B35F2B5C2FCF84FA
#define idD358B9737CC045D3B35F2B5C2FCF84FA

#include "doorkeeper/components/viewport.hpp"
#include <cstdint>

namespace dk {
	template <uint32_t D>
	class LayerBase;

	template <uint32_t D>
	class IterableViewport {
	public:
		typedef typename Viewport<D>::coords coords;
	
		IterableViewport ( const Viewport<D>* parViewport, const LayerBase<D>* parLayerBase ) :
			m_viewport(parViewport),
			m_layer(parLayerBase)
		{
			DK_ASSERT(m_viewport);
			DK_ASSERT(m_layer);
		}

		void each_tile ( void ) const { m_layer->each_tile(*m_viewport); }
		coords size ( void ) const { return m_viewport->size(); }

	private:
		const Viewport<D>* const m_viewport;
		const LayerBase<D>* const m_layer;
	};
} //namespace dk

#endif