Demo/turtle/tdemo_clock.py

   1 #!/usr/bin/python
   2 # -*- coding: cp1252 -*-
   3 """       turtle-example-suite:
   4
   5              tdemo_clock.py
   6
   7 Enhanced clock-program, showing date
   8 and time
   9   ------------------------------------
  10    Press STOP to exit the program!
  11   ------------------------------------
  12 """
  13 from turtle import *
  14 from datetime import datetime
  15
  16 mode("logo")
  17
  18 def jump(distanz, winkel=0):
  19     penup()
  20     right(winkel)
  21     forward(distanz)
  22     left(winkel)
  23     pendown()
  24
  25 def hand(laenge, spitze):
  26     fd(laenge*1.15)
  27     rt(90)
  28     fd(spitze/2.0)
  29     lt(120)
  30     fd(spitze)
  31     lt(120)
  32     fd(spitze)
  33     lt(120)
  34     fd(spitze/2.0)
  35
  36 def make_hand_shape(name, laenge, spitze):
  37     reset()
  38     jump(-laenge*0.15)
  39     begin_poly()
  40     hand(laenge, spitze)
  41     end_poly()
  42     hand_form = get_poly()
  43     register_shape(name, hand_form)
  44
  45
  46 def clockface(radius):
  47     reset()
  48     pensize(7)
  49     for i in range(60):
  50         jump(radius)
  51         if i % 5 == 0:
  52             fd(25)
  53             jump(-radius-25)
  54         else:
  55             dot(3)
  56             jump(-radius)
  57         rt(6)
  58
  59 def setup():
  60     global second_hand, minute_hand, hour_hand, writer
  61     mode("logo")
  62     make_hand_shape("second_hand", 125, 25)
  63     make_hand_shape("minute_hand",  130, 25)
  64     make_hand_shape("hour_hand", 90, 25)
  65     clockface(160)
  66     second_hand = Turtle()
  67     second_hand.shape("second_hand")
  68     second_hand.color("gray20", "gray80")
  69     minute_hand = Turtle()
  70     minute_hand.shape("minute_hand")
  71     minute_hand.color("blue1", "red1")
  72     hour_hand = Turtle()
  73     hour_hand.shape("hour_hand")
  74     hour_hand.color("blue3", "red3")
  75     for hand in second_hand, minute_hand, hour_hand:
  76         hand.resizemode("user")
  77         hand.shapesize(1, 1, 3)
  78         hand.speed(0)
  79     ht()
  80     writer = Turtle()
  81     #writer.mode("logo")
  82     writer.ht()
  83     writer.pu()
  84     writer.bk(85)
  85
  86
  87 def wochentag(t):
  88     wochentag = ["Monday", "Tuesday", "Wednesday",
  89         "Thursday", "Friday", "Saturday", "Sunday"]
  90     return wochentag[t.weekday()]
  91
  92 def datum(z):
  93     monat = ["Jan.", "Feb.", "Mar.", "Apr.", "May", "June",
  94              "July", "Aug.", "Sep.", "Oct.", "Nov.", "Dec."]
  95     j = z.year
  96     m = monat[z.month - 1]
  97     t = z.day
  98     return "%s %d %d" % (m, t, j)
  99
 100 def tick():
 101     t = datetime.today()
 102     sekunde = t.second + t.microsecond*0.000001
 103     minute = t.minute + sekunde/60.0
 104     stunde = t.hour + minute/60.0
 105     tracer(False)
 106     writer.clear()
 107     writer.home()
 108     writer.forward(65)
 109     writer.write(wochentag(t),
 110                  align="center", font=("Courier", 14, "bold"))
 111     writer.back(150)
 112     writer.write(datum(t),
 113                  align="center", font=("Courier", 14, "bold"))
 114     writer.forward(85)
 115     tracer(True)
 116     second_hand.setheading(6*sekunde)
 117     minute_hand.setheading(6*minute)
 118     hour_hand.setheading(30*stunde)
 119     tracer(True)
 120     ontimer(tick, 100)
 121
 122 def main():
 123     tracer(False)
 124     setup()
 125     tracer(True)
 126     tick()
 127     return "EVENTLOOP"
 128
 129 if __name__ == "__main__":
 130     msg = main()
 131     print msg
 132     mainloop()