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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