import tkinter
import random
GAME_WIDTH,GAME_HEIGHT = 600, 400
SPEED = 1000
SPACE_SIZE, BODY_PARTS= 50, 3
SNAKE_COLOR = ["red","orange","yellow","green","blue","indigo", "purple"]
FOOD_COLOR = "white"
BACKGROUND_COLOR = "black"
class Snake:
def __init__(self):
self.body_size = BODY_PARTS
self.coordinates = []
self.squares = []
for i in range(0, BODY_PARTS):
self.coordinates.append([0, 0])
for x, y in self.coordinates:
i = random.randint(0,6)
square = canvas.create_rectangle(x, y, x + SPACE_SIZE, y + SPACE_SIZE, fill=SNAKE_COLOR[i], tag="snake", width=20,outline='blue')
self.squares.append(square)
class Food:
def __init__(self):
x = random.randint(0, int(GAME_WIDTH / SPACE_SIZE)-1) * SPACE_SIZE
y = random.randint(0, int(GAME_HEIGHT / SPACE_SIZE) - 1) * SPACE_SIZE
self.coordinates = [x, y]
i = random.randint(0,6)
canvas.create_oval(x,y, x+SPACE_SIZE, y+SPACE_SIZE, fill=FOOD_COLOR, tag="food",width=10,outline=SNAKE_COLOR[i])
def next_turn(snake, food):
x, y = snake.coordinates[0]
if direction == "up":
y -= SPACE_SIZE
elif direction == "down":
y += SPACE_SIZE
elif direction == "left":
x -= SPACE_SIZE
elif direction == "right":
x += SPACE_SIZE
snake.coordinates.insert(0, (x, y))
i = random.randint(0,6)
square = canvas.create_rectangle(x, y, x + SPACE_SIZE, y + SPACE_SIZE, fill=SNAKE_COLOR[i])
snake.squares.insert(0, square)
if x == food.coordinates[0] and y == food.coordinates[1]:
global score
score += 100;global SPEED;SPEED=SPEED-100
label.config(text="吳丞傑分數:{}".format(score))
canvas.delete("food")
food = Food()
else:
del snake.coordinates[-1]
canvas.delete(snake.squares[-1])
del snake.squares[-1]
if check_collisions(snake):
game_over()
else:
window.after(SPEED, next_turn, snake, food)
def change_direction(new_direction):
global direction
if new_direction == 'left':
if direction != 'right':
direction = new_direction
elif new_direction == 'right':
if direction != 'left':
direction = new_direction
elif new_direction == 'up':
if direction != 'down':
direction = new_direction
elif new_direction == 'down':
if direction != 'up':
direction = new_direction
def check_collisions(snake):
x, y = snake.coordinates[0]
if x < 0 or x >= GAME_WIDTH:
return True
elif y < 0 or y >= GAME_HEIGHT:
return True
for body_part in snake.coordinates[1:]:
if x == body_part[0] and y == body_part[1]:
return True
return False
def game_over():
#canvas.delete(ALL)
canvas.create_text(canvas.winfo_width()/2, canvas.winfo_height()/2,
font=('consolas',40), text="吳丞傑成功增加速度", fill="white", tag="gameover")
window = tkinter.Tk()
window.title("吳丞傑Snake game貪吃")
window.resizable(False, False)
score = 100
direction = 'down'
label = tkinter.Label(window, text="吳丞傑分數:{}".format(score), font=('consolas', 40))
label.pack()
canvas = tkinter.Canvas(window, bg=BACKGROUND_COLOR, height=GAME_HEIGHT, width=GAME_WIDTH)
canvas.pack()
window.update()
window_width = window.winfo_width()
window_height = window.winfo_height()
screen_width = window.winfo_screenwidth()
screen_height = window.winfo_screenheight()
x = int((screen_width/2) - (window_width/2))
y = int((screen_height/2) - (window_height/2))
window.geometry(f"{window_width}x{window_height}+{x}+{y}")
window.bind('', lambda event: change_direction('left'))
window.bind('', lambda event: change_direction('right'))
window.bind('', lambda event: change_direction('up'))
window.bind('', lambda event: change_direction('down'))
snake = Snake()
food = Food()
next_turn(snake, food)
window.mainloop()
吳丞傑Python百科
CSS=Cascading Style Sheet=階層樣式表單。 HTML語法是小於 前後包圍,對稱指令,結束的加上斜線SLASH /。HTML = HyperText Markup Language,超文件標記語言。 維基百科Python程式語言 Python語法中的複合語句,包含了一些其他語句,它們以某種方式影響或控制這些其他語句的執行。Python的複合語句包含一個或多個子句(clause),子句構成自一個頭部(header)和一個套件(suite)。特定複合語句的子句頭部都在同樣的縮排層級上,每個子句頭部開始 於一個唯一標識關鍵字,並結束於一個冒號。套件即語法意義上的塊,是這個子句所控制的一組語句。 Python uses whitespace indentation(空白鍵縮排), rather than curly brackets or keywords(而不是使用大括號), to delimit blocks(來界定區段). An increase in indentation comes after certain statements; a decrease in indentation signifies the end of the current block.[82] Thus, the program's visual structure accurately represents its semantic structure.[83] This feature is sometimes termed the off-side rule. Some other languages use indentation this way; but in most, indentation has no semantic meaning. The recommended indent size is four spaces. 教學影片622
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