snake: c8dd74a5b383 main.py

snake

view main.py @ 144:c8dd74a5b383

Changed display names in e2, e4 snakes (they were both Example inconveniently)

author	Daniil Alexeyevsky <me.dendik@gmail.com>
date	Mon, 20 Dec 2010 17:55:25 +0300
parents	29cf8819e04c
children	4e9a51811716

line source

1 import Tkinter as tk

2 import tkFileDialog as tkfd

3 import engine

4 import snake

8 class UI(object):

9 """User Interface:"""

10 def __init__ (self):

11 """Create Python Battle game window.

12 Initialyze engige of the game."""

13 self.root = tk.Tk()

14 self.root.title("Python Battle")

15 self.canvas = tk.Canvas(self.root, background = "black")

16 self.canvas.pack(side ="top", fill="both", expand="yes")

17 self.buttons_pack(self.root).pack(side ="bottom", fill="both", expand="no")

18 self.step_id = 0

19 self.engine = engine.Engine(self.canvas)

20 self.after_id = None

21 return

23 def buttons_pack(self, root):

24 """Packing the buttons in root frame.

25 Definition of button functions."""

26 buttons = tk.Frame(root)

27 load_1 = tk.Button(buttons, text="Load 1", command=lambda: self.load(1))

28 load_1.grid(row=1, column=2, stick="news")

29 load_2 = tk.Button(buttons, text="Load 2", command=lambda: self.load(2))

30 load_2.grid(row=2, column=3, stick="news")

31 run_b = tk.Button(buttons, text="Run", command=lambda: self.run())

32 run_b.grid(row=1, column=5, stick="news")

33 load_3 = tk.Button(buttons, text="Load 3", command=lambda: self.load(3))

34 load_3.grid(row=3, column=2, stick="news")

35 load_4 = tk.Button(buttons, text="Load 4", command=lambda: self.load(4))

36 load_4.grid(row=2, column=1, stick="news")

37 step_b = tk.Button(buttons, text="Step", command=lambda: self.step())

38 step_b.grid(row=3, column=5, stick="news")

39 for column in range(1, 6):

40 buttons.grid_columnconfigure(column, weight=1)

41 return buttons

43 def load (self, snake_number):

44 """Ask for snake file loading.

45 Initialyzing snake and draw it on the field.

46 Return field back to default after end of the game."""

47 if self.step_id >= 200:

48 self.step_id = 0

49 self.engine.snakes = [None, None, None, None]

50 pass

51 if self.step_id == 0:

52 file_name = tkfd.askopenfilename(title="Open file")

53 snake = self.engine.create_snake(snake_number)

54 snake.load(open(file_name, "r"))

55 pass

56 self.engine.refill()

57 self.engine.redraw()

58 return

60 def run (self):

61 """Run the game with 150 ms step"""

62 if self.dead_snake_check() == False:

63 return

64 if self.step_id > 200:

65 self.end()

66 return

67 self.step_id = self.step_id+1

68 self.engine.step()

69 self.after_id = self.canvas.after(150, self.run)

70 return

71 def step (self):

72 """Do the next game step"""

73 if self.dead_snake_check() == False:

74 return

75 if self.step_id <= 200:

76 if self.after_id != None:

77 self.canvas.after_cancel(self.after_id)

78 pass

79 self.step_id = self.step_id+1

80 self.engine.step()

81 pass

82 else:

83 self.end()

84 pass

85 return

87 def dead_snake_check(self):

88 """Check the number of snakes alive.

89 End the game if alive snake number is less than two."""

90 dead_snakes = 0

91 for snake in self.engine.snakes:

92 if snake == None:

93 dead_snakes=dead_snakes+1

94 pass

95 if dead_snakes >= 3:

96 self.end()

97 return False

99 def end (self):

100 """End the game and raise the window that tels about it."""

101 if self.after_id != None:

102 self.canvas.after_cancel(self.after_id)

103 pass

104 self.step_id = 201

105 root = tk.Tk()

106 end_label = tk.Label(root, text="End")

107 end_label.pack()

108 root.mainloop()

109 pass

110

111 if __name__ == "__main__":

112 snake_batle = UI()

113 snake_batle.root.mainloop()