/*
	Copyright 2016, 2017 Michele "King_DuckZ" Santullo

	This file is part of MyCurry.

	MyCurry 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.

	MyCurry 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 MyCurry.  If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once

#include "safe_ptr.hh"
#include "vector.hpp"
#include <vector>

namespace cloonel {
	class SDLMain;
} //namespace cloonel

namespace curry {
	template <typename T> class SafeStackObject;
	class Texture;
	class DrawingQueue;
	class WorldViewport;

	class Drawable {
	public:
		Drawable();
		virtual ~Drawable() noexcept;

		size_t add_texture (const char* parTexturePath, cloonel::SDLMain& parSDLMain);
		size_t add_texture (const vec2f& parSize, cloonel::SDLMain& parSDLMain);

		void unload_textures() noexcept;
		const vec2f& width_height() const;
		Kakoune::SafePtr<Texture>& texture();
		virtual void draw ( DrawingQueue& parDQ, const WorldViewport& parViewport ) = 0;

	private:
		size_t store_new_texture (SafeStackObject<Texture>&& parNewTexture);
		virtual void on_texture_size_changed (const vec2f& parOldSz, const vec2f& parNewSz);

		std::vector<SafeStackObject<Texture>> m_textures;
		vec2f m_width_height;
	};
} //namespace curry