DD2-monitor/viz/curses/7segments.c

/*
 *		DD2 Monitoring
 *
 *	ncurses seven segment display
 */

#include  <stdio.h>
#include  <stdlib.h>
#include  <strings.h>
#include  <ctype.h>
#include  <getopt.h>
#include  <ncurses.h>

#include  "ecran.h"

int	verbosity;

/* ---------------------------------------------------------------- */
int aff7segs_base(WINDOW * win, int lig, int col, int bits, int k)
{
int	numbit, mask;
int	foo;

for (foo=0; foo<9; foo++) {
	mvwhline(win, lig+foo, col, '~', 6);
	}

wstandout(win);
for (numbit=0; numbit<8; numbit++) {
	mask = 1 << numbit;
	switch(mask & bits) {
		case 0x01:
			mvwaddstr(win, lig, col+1, "    ");
			break;
		case 0x02:
			mvwaddch(win, lig+1, col+5, ' ');
			mvwaddch(win, lig+2, col+5, ' ');
			mvwaddch(win, lig+3, col+5, ' ');
			break;
		case 0x04:
			mvwaddch(win, lig+5, col+5, ' ');
			mvwaddch(win, lig+6, col+5, ' ');
			mvwaddch(win, lig+7, col+5, ' ');
			break;
		case 0x08:
			mvwaddstr(win, lig+8, col+1, "   ");
			break;
		case 0x10:
			mvwaddch(win, lig+5, col, ' ');
			mvwaddch(win, lig+6, col, ' ');
			mvwaddch(win, lig+7, col, ' ');
			break;
		case 0x20:
			mvwaddch(win, lig+1, col , ' ');
			mvwaddch(win, lig+2, col , ' ');
			mvwaddch(win, lig+3, col , ' ');
			break;
		case 0x40:
			mvwaddstr(win, lig+4, col+1, "   ");
			break;
		case 0x80:
			/* decimal point */
			break;

		}

	}
wstandend(win);

return 0;
}
/* ---------------------------------------------------------------- */
int aff7segs_digit(WINDOW * win, int lig, int col, char digit)
{
int		bits;

#if TRACE
fprintf(stderr, ">>> %s ( %p %d %d '%c' )\n", __func__,
			win, lig, col, digit);
#endif

if (!isdigit(digit)) {
	return -1;
	}

switch (digit) {
	case '0':	bits = 0x3f;		break;
	case '1':	bits = 0x06;		break;
	case '2':	bits = 0x5b;		break;
	case '3':	bits = 0x4f;		break;
	case '4':	bits = 0x66;		break;
	case '5':	bits = 0x6d;		break;
	case '6':	bits = 0x7d;		break;
	case '7':	bits = 0x07;		break;
	case '8':	bits = 0x7f;		break;
	case '9':	bits = 0x6f;		break;

	default:
		bits = 0x40;
		break;
	}

aff7segs_base(win, lig, col, bits, 0);

return 0;
}
/* ---------------------------------------------------------------- */