#include <stdio.h>
#include <stdlib.h>
#include <SDL/SDL.h>

void refrescar (SDL_Surface *screen);

int main(int argc, char *argv[])
{
	SDL_Surface *screen;
	SDL_Event event;
	
	int x = 10;
	int y = 10;
	
	if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) == -1) {
		printf("No se ha iniciado SDL");
	}
	
	screen = SDL_SetVideoMode(320, 240, 16, SDL_SWSURFACE);
	 
	SDL_WM_SetCaption("Programa pr0 del infinit", NULL);
	
	// Voy a dibujar cositas
	
	Uint32 tiempo = 50;
	
	while (x < 50) {	
		Uint8 *key = SDL_GetKeyState(NULL);
		

		refrescar(screen);
			
		SDL_Rect rectangulo = {x, y, 20, 20};
		Uint32 color = SDL_MapRGB(screen->format, 200, 200, 200);
		SDL_FillRect(screen, &rectangulo, color);
			
		SDL_UpdateRect(screen, 0, 0, 320, 240);
		
		x++;
		y++;
		SDL_Delay(tiempo);
	}
	
	while (SDL_WaitEvent(&event)) {
		if (event.type == SDL_QUIT) break;	
	}
	
	SDL_Quit();
	return 0;
}

void refrescar(SDL_Surface *screen) {
	Uint32 c = SDL_MapRGB(screen->format, 0, 0, 0);
	SDL_FillRect(screen, NULL, c);
}