mischief/openbsd-src
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Center the clock. Based on an idea and an original diff from tedu@,

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arithmetics and validity constraints fixed by me.  OK pjanzen@ tedu@
This commit is contained in:
schwarze 2014-11-18 05:09:38 +00:00
parent aa9af0f61f
commit 7f2aa82d51
1 changed files with 14 additions and 11 deletions
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25
games/grdc/grdc.c
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@ -1,4 +1,4 @@
/* $OpenBSD: grdc.c,v 1.16 2014/11/17 22:14:25 schwarze Exp $ */
/* $OpenBSD: grdc.c,v 1.17 2014/11/18 05:09:38 schwarze Exp $ */
/*
*
* Copyright 2002 Amos Shapir. Public domain.
@ -20,8 +20,6 @@
#include <time.h>
#include <unistd.h>
#define YBASE 10
#define XBASE 10
#define XLENGTH 58
#define YDEPTH 7
@ -60,6 +58,8 @@ main(int argc, char *argv[])
struct timespec delay;
const char *errstr;
long scroldelay = 50000000;
int xbase;
int ybase;
scrol = 0;
while ((i = getopt(argc, argv, "sh")) != -1)
@ -86,11 +86,14 @@ main(int argc, char *argv[])
}
initscr();
if (COLS < 67 || LINES < 17) {
if (COLS < XLENGTH + 2 || LINES < YDEPTH + 2 ) {
endwin();
errx(1, "screen too small");
}
xbase = (COLS - XLENGTH) / 2;
ybase = (LINES - YDEPTH) / 2;
signal(SIGINT,sighndl);
signal(SIGTERM,sighndl);
signal(SIGHUP,sighndl);
@ -114,18 +117,18 @@ main(int argc, char *argv[])
if(hascolor) {
attrset(COLOR_PAIR(3));
mvaddch(YBASE - 2, XBASE - 3, ACS_ULCORNER);
mvaddch(ybase - 1, xbase - 1, ACS_ULCORNER);
hline(ACS_HLINE, XLENGTH);
mvaddch(YBASE - 2, XBASE - 2 + XLENGTH, ACS_URCORNER);
mvaddch(ybase - 1, xbase + XLENGTH, ACS_URCORNER);
mvaddch(YBASE + YDEPTH - 1, XBASE - 3, ACS_LLCORNER);
mvaddch(ybase + YDEPTH, xbase - 1, ACS_LLCORNER);
hline(ACS_HLINE, XLENGTH);
mvaddch(YBASE + YDEPTH - 1, XBASE - 2 + XLENGTH, ACS_LRCORNER);
mvaddch(ybase + YDEPTH, xbase + XLENGTH, ACS_LRCORNER);
move(YBASE - 1, XBASE - 3);
move(ybase, xbase - 1);
vline(ACS_VLINE, YDEPTH);
move(YBASE - 1, XBASE - 2 + XLENGTH);
move(ybase, xbase + XLENGTH);
vline(ACS_VLINE, YDEPTH);
attrset(COLOR_PAIR(2));
@ -158,7 +161,7 @@ main(int argc, char *argv[])
for(j=0,t=1<<26; t; t>>=1,j++) {
if(a&t) {
if(!(a&(t<<1))) {
movto(YBASE + i, XBASE + 2*j);
movto(ybase + i+1, xbase + 2*(j+1));
}
addstr(" ");
}