#include "fdf.h"

int	shut_down(t_fdf *fdf)
{
	while (fdf->map_height--)
		free(fdf->map[fdf->map_height]);
	free(fdf->map);
	mlx_destroy_image(fdf->mlx_ptr, fdf->img_ptr);
	mlx_destroy_window(fdf->mlx_ptr, fdf->win_ptr);
	mlx_destroy_display(fdf->mlx_ptr);
	free(fdf);
	exit(0);
	return (0);
}

t_fdf	*init_fdf(t_fdf *fdf)
{
	fdf->offset = 50;
	fdf->margin = 50;
	fdf->altitude = 3;
	fdf->map_size_x = (fdf->map_width - 1) * fdf->offset + 1;
	fdf->map_size_y = (fdf->map_height - 1) * fdf->offset + 1;
	fdf->win_size_x = fdf->map_size_x + 2 * fdf->margin;
	fdf->win_size_y = fdf->map_size_y + 2 * fdf->margin;
	fdf->img_size_x = fdf->win_size_x;
	fdf->img_size_y = fdf->win_size_y;
	fdf->rot_x = -30;
	fdf->rot_y = -60;
	fdf->mov_x = 0;
	fdf->mov_y = 0;
	fdf->zoom = -5;
	fdf->mlx_ptr = mlx_init();
	fdf->win_ptr = mlx_new_window(fdf->mlx_ptr, fdf->win_size_x,
			fdf->win_size_y, "test");
	fdf->img_ptr = mlx_new_image(fdf->mlx_ptr, fdf->img_size_x,
			fdf->img_size_y);
	fdf->img_addr = mlx_get_data_addr(fdf->img_ptr, &(fdf->img_bpp),
			&(fdf->img_sizel), &(fdf->img_endian));
	draw_image(fdf);
	return (fdf);
}

int		main(int ac, char **av)
{
	t_fdf	*fdf;

	if (ac == 1)
	{
		fdf = malloc(sizeof(t_fdf));
		fdf->map = parse_map(fdf, av);
		fdf = init_fdf(fdf);
		mlx_hook(fdf->win_ptr, 2, 1L << 0, keypress, fdf);
		mlx_hook(fdf->win_ptr, 17, 1L << 17, shut_down, fdf);
		mlx_loop(fdf->mlx_ptr);
	}
	if (ac == 2)
	{
		int		fd;
		int		ret;
		char	*line;
	
		ret = 1;
		line = NULL;
		fd = open(av[1], O_RDONLY);
		while (ret > 0)
		{
			ret = ft_gnl(fd, &line);
			ft_printf("%s\n", line);
			free(line);
		}
	}
	return (0);
}

/*
**	x_event |   x_mask | action
**	      2 |  1L << 0 | key press
**	      3 |  1L << 1 | key release
**	      4 |          | mouse press
**	      5 |          | mouse release
**	      6 |          | mouse move
**	     12 |          | expose event
**	     17 | 1L << 17 | x button press (red button)
**	        |          |
**
** . math lib :
**    -lm         // needed at compilation to link the lib :
**                   gcc foo.c -o foo -lm
** . minilibx :
**    minilibx_opengl.tgz
**    minilibx_mms_20200219_beta.tgz
**    // to open an archive.tgz :
**       gzip -d archive.tgz     --> turn it into archive.tar
**       tar -xf archive.tar     --> un-archive it
**    // how to add a man directory to the manual :
**       . cp man/man1 /usr/local/share/man/man1
**         (create man1 if necessary)
**       . mandb
**   // i didn't use any of both library above but the one for linux :
**      https://github.com/42Paris/minilibx-linux
**      there are pbm with their man pages
*/