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#ifdef HAVE_CONFIG_H

# include "config.h"

#else

# define EMBED

#endif

#ifdef EMBED

/* LED numbers "0123456789AbCdEF " */

char numbers[17] = {

0x77, 0x12, 0x5D, 0x5B, 0x3A, 0x6F, 0x72,

0x7F, 0x7B, 0x2F, 0x65, 0x1F, 0x6D, 0x6C,

0x00

};

/* Converts number 0..99 to hex. E.g. 17 to 0x17.  */

unsigned char dec_to_hex(char x) {

  return (x / 10) * 16 + x % 10;

}

#define BARGRAPH_BITS 10

/* Returns bitmask for bargraph, based on current progress.  */

unsigned short progress(int done, int total) {

  int x = (BARGRAPH_BITS * done + BARGRAPH_BITS / 2) / total;

  if (x < 0)

    x = 0;

  if (x > BARGRAPH_BITS)

    x = BARGRAPH_BITS;

  return (1 << x) - 1;

}

#endif