DoorKeeper/include/components/viewport.hpp

#ifndef id0ADBCC15BA574485BF3267254090D99B
#define id0ADBCC15BA574485BF3267254090D99B

#include "primitivetypes.hpp"
#include "components/tileiterator.hpp"
#include "components/layer.hpp"

namespace dk {
	template <size_t D>
	class Tyler;

	template <typename T, size_t D>
	class Layer;

	template <size_t D>
	class Viewport {
	public:
		typedef Vector<CoordinateScalarType, D> coords;

		explicit Viewport ( Tyler<D>& parTyler );
		Viewport ( Tyler<D>& parTyler, const coords& parSize, const coords& parPos );
		~Viewport ( void ) noexcept = default;

		Viewport& operator= ( const Viewport& ) = default;

		void setSize ( const coords& parSize );
		void setFrom ( const coords& parFrom );
		void setFromSize ( const coords& parFrom, const coords& parSize );
		const coords& count ( void ) const { return m_size; }

		template <typename T>
		typename Layer<T, D>::iterator begin ( Layer<T, D>& parLayer ) const;
		template <typename T>
		typename Layer<T, D>::iterator end ( Layer<T, D>& parLayer ) const;

	private:
		coords m_size;
		coords m_position;
		Tyler<D>& m_tyler;
	};
} //namespace dk

#include "implem/viewport.inl"

#endif