1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
| """turtledemo.two_canvases
|
| Use TurtleScreen and RawTurtle to draw on two
| distinct canvases in a separate windows. The
| new window must be separately closed in
| addition to pressing the STOP button.
| """
|
| from turtle import TurtleScreen, RawTurtle, TK
|
| def main():
| root = TK.Tk()
| cv1 = TK.Canvas(root, width=300, height=200, bg="#ddffff")
| cv2 = TK.Canvas(root, width=300, height=200, bg="#ffeeee")
| cv1.pack()
| cv2.pack()
|
| s1 = TurtleScreen(cv1)
| s1.bgcolor(0.85, 0.85, 1)
| s2 = TurtleScreen(cv2)
| s2.bgcolor(1, 0.85, 0.85)
|
| p = RawTurtle(s1)
| q = RawTurtle(s2)
|
| p.color("red", (1, 0.85, 0.85))
| p.width(3)
| q.color("blue", (0.85, 0.85, 1))
| q.width(3)
|
| for t in p,q:
| t.shape("turtle")
| t.lt(36)
|
| q.lt(180)
|
| for t in p, q:
| t.begin_fill()
| for i in range(5):
| for t in p, q:
| t.fd(50)
| t.lt(72)
| for t in p,q:
| t.end_fill()
| t.lt(54)
| t.pu()
| t.bk(50)
|
| return "EVENTLOOP"
|
|
| if __name__ == '__main__':
| main()
| TK.mainloop() # keep window open until user closes it
|
|
