mirror of
https://github.com/python/cpython.git
synced 2025-10-31 13:41:24 +00:00
994d8539f6
y coordinate), and change radius of second indicator to compensate Remove redundant setting of sradius
146 lines
3.2 KiB
Python
146 lines
3.2 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# $Id$
|
|
#
|
|
# From tclock.c, Copyright Howard Jones <ha.jones@ic.ac.uk>, September 1994.
|
|
|
|
from math import *
|
|
import curses, time
|
|
|
|
ASPECT = 2.2
|
|
|
|
def sign(_x):
|
|
if _x < 0: return -1
|
|
return 1
|
|
|
|
def A2XY(angle, radius):
|
|
return int(round(ASPECT * radius * sin(angle))), int(round(radius * cos(angle)))
|
|
|
|
def plot(x, y, col):
|
|
stdscr.addch(y, x, col)
|
|
|
|
# draw a diagonal line using Bresenham's algorithm
|
|
def dline(pair, from_x, from_y, x2, y2, ch):
|
|
if curses.has_colors():
|
|
stdscr.attrset(curses.color_pair(pair))
|
|
|
|
dx = x2 - from_x
|
|
dy = y2 - from_y
|
|
|
|
ax = abs(dx * 2)
|
|
ay = abs(dy * 2)
|
|
|
|
sx = sign(dx)
|
|
sy = sign(dy)
|
|
|
|
x = from_x
|
|
y = from_y
|
|
|
|
if ax > ay:
|
|
d = ay - ax / 2
|
|
|
|
while 1:
|
|
plot(x, y, ch)
|
|
if x == x2:
|
|
return
|
|
|
|
if d >= 0:
|
|
y += sy
|
|
d -= ax
|
|
x += sx
|
|
d += ay
|
|
else:
|
|
d = ax - ay / 2
|
|
|
|
while 1:
|
|
plot(x, y, ch)
|
|
if y == y2:
|
|
return
|
|
|
|
if d >= 0:
|
|
x += sx
|
|
d -= ay
|
|
y += sy
|
|
d += ax
|
|
|
|
def main(win):
|
|
global stdscr
|
|
stdscr = win
|
|
|
|
lastbeep = -1
|
|
my_bg = curses.COLOR_BLACK
|
|
|
|
stdscr.nodelay(1)
|
|
stdscr.timeout(0)
|
|
# curses.curs_set(0)
|
|
if curses.has_colors():
|
|
curses.init_pair(1, curses.COLOR_RED, my_bg)
|
|
curses.init_pair(2, curses.COLOR_MAGENTA, my_bg)
|
|
curses.init_pair(3, curses.COLOR_GREEN, my_bg)
|
|
|
|
cx = (curses.COLS - 1) / 2
|
|
cy = curses.LINES / 2
|
|
ch = min( cy-1, int(cx / ASPECT) - 1)
|
|
mradius = (3 * ch) / 4
|
|
hradius = ch / 2
|
|
sradius = 5 * ch / 6
|
|
|
|
for i in range(0, 12):
|
|
sangle = (i + 1) * 2.0 * pi / 12.0
|
|
sdx, sdy = A2XY(sangle, sradius)
|
|
|
|
stdscr.addstr(cy - sdy, cx + sdx, "%d" % (i + 1))
|
|
|
|
stdscr.addstr(0, 0,
|
|
"ASCII Clock by Howard Jones <ha.jones@ic.ac.uk>, 1994")
|
|
|
|
sradius = max(sradius-4, 8)
|
|
|
|
while 1:
|
|
curses.napms(1000)
|
|
|
|
tim = time.time()
|
|
t = time.localtime(tim)
|
|
|
|
hours = t[3] + t[4] / 60.0
|
|
if hours > 12.0:
|
|
hours -= 12.0
|
|
|
|
mangle = t[4] * 2 * pi / 60.0
|
|
mdx, mdy = A2XY(mangle, mradius)
|
|
|
|
hangle = hours * 2 * pi / 12.0
|
|
hdx, hdy = A2XY(hangle, hradius)
|
|
|
|
sangle = t[5] * 2 * pi / 60.0
|
|
sdx, sdy = A2XY(sangle, sradius)
|
|
|
|
dline(3, cx, cy, cx + mdx, cy - mdy, ord('#'))
|
|
|
|
stdscr.attrset(curses.A_REVERSE)
|
|
dline(2, cx, cy, cx + hdx, cy - hdy, ord('.'))
|
|
stdscr.attroff(curses.A_REVERSE)
|
|
|
|
if curses.has_colors():
|
|
stdscr.attrset(curses.color_pair(1))
|
|
|
|
plot(cx + sdx, cy - sdy, ord('O'))
|
|
|
|
if curses.has_colors():
|
|
stdscr.attrset(curses.color_pair(0))
|
|
|
|
stdscr.addstr(curses.LINES - 2, 0, time.ctime(tim))
|
|
stdscr.refresh()
|
|
if (t[5] % 5) == 0 and t[5] != lastbeep:
|
|
lastbeep = t[5]
|
|
curses.beep()
|
|
|
|
ch = stdscr.getch()
|
|
if ch == ord('q'):
|
|
return 0
|
|
|
|
plot(cx + sdx, cy - sdy, ord(' '))
|
|
dline(0, cx, cy, cx + hdx, cy - hdy, ord(' '))
|
|
dline(0, cx, cy, cx + mdx, cy - mdy, ord(' '))
|
|
|
|
curses.wrapper(main)
|