#ifndef __CALCULATOR_H__
#define __CALCULATOR_H__

#include <iostream>
#include <complex>

#include <SDL2/SDL.h>

#include "field.h"


class Calculator {

	typedef Field2D<std::complex<double>> WaveFunction;

	size_t nx, ny;
	WaveFunction psi;

	SDL_Window* win;
	SDL_Renderer* renderer;
	SDL_Texture* tex;

	double t;
	double scale;

	void initSDL(); 
	void finishSDL(); 
	void updateTexture(double scale);
	void updateScreen();

	public:
	Calculator(/*...............*/) : t(0), scale(1), nx(100), ny(100), psi(nx,ny) {
		initSDL();
	}
	~Calculator() {
		finishSDL();
	}

	void step(double dt) {
	}

	//Interaction and visualization
	bool exitRequested() const;
	void draw() {
		updateTexture(scale);
		updateScreen();
	}
};

#endif