#define _INCLUDE_XOPEN_SOURCE
#include <stdio.h>
#include <string.h>
#include "pict.h"

main (
int	argc,
char	*argv[]
)
{
	Pict		pict;
	char		ft_name[256],bm_name[256],*dot;
	int		w,h,size,size1;
	unsigned char	*data;
	int		i,j;
	FILE		*bmf;
	int		b,shift;

	if (argc < 2)
	{
		printf("Uso: %s pict_8\n",argv[0]);
		exit(1);
	}

	pict = pict_read_pict(argv[1]);

	strcpy(bm_name,argv[1]);
	dot = strrchr(bm_name,'.');
	*dot = '\0';
	strcpy(ft_name,bm_name);
	strcat(bm_name,".bm");

	bmf = fopen(bm_name,"w");

	w = pict_width(pict);
	h = pict_height(pict);
	size = h*w;
	size1 = size-1;

	fprintf(bmf,"#define %s_width %d\n",ft_name,w);
	fprintf(bmf,"#define %s_height %d\n",ft_name,h);
	fprintf(bmf,"static char %s_bits[] = {\n   ",ft_name);

	data = pict->pixels;
	b = 0;
	shift = 0;
	for (i=0; i<size; i++,data++)
	{
		b |= ((*data)>>7)<<(shift++);
		if (i%w == w-1)
		{
			b <<= 8-shift;
			shift = 8;
		}
		if (shift == 8)
		{
			fprintf(bmf,"0x%2.2x%s%s",b,
						(i==size1 ? "\n" : ", "),
						(i%96==95 ? "\n   " : ""));
			b = 0;
			shift = 0;
		}
	}
	fprintf(bmf,"\t};\n");

	fclose(bmf);
}