Python经典游戏 唤醒你童年记忆

1.贪吃蛇

👉游戏规则：使用方向键控制蛇去吃球。每吃一次球，蛇身就长出一格。吃到自己或者出界游戏结束。

from random import randrange
from turtle import *
from freegames import square, vector

food = vector(0, 0)
snake = [vector(10, 0)]
aim = vector(0, -10)


def change(x, y):
    """Change snake direction."""
    aim.x = x
    aim.y = y


def inside(head):
    """Return True if head inside boundaries."""
    return -200 < head.x < 190 and -200 < head.y < 190


def move():
    """Move snake forward one segment."""
    head = snake[-1].copy()
    head.move(aim)

    if not inside(head) or head in snake:
        square(head.x, head.y, 9, 'red')
        update()
        return

    snake.append(head)

    if head == food:
        print('Snake:', len(snake))
        food.x = randrange(-15, 15) * 10
        food.y = randrange(-15, 15) * 10
    else:
        snake.pop(0)

    clear()

    for body in snake:
        square(body.x, body.y, 9, 'black')

    square(food.x, food.y, 9, 'green')
    update()
    ontimer(move, 100)


setup(420, 420, 370, 0)
hideturtle()
tracer(False)
listen()
onkey(lambda: change(10, 0), 'Right')
onkey(lambda: change(-10, 0), 'Left')
onkey(lambda: change(0, 10), 'Up')
onkey(lambda: change(0, -10), 'Down')
move()
done()

游戏演示：

2.吃豆人

👉游戏规则：用箭头导航控制黄色吃豆人吃掉所有白色食物，若被红色的鬼魂抓住，游戏结束。

from random import choice
from turtle import *

from freegames import floor, vector

state = {'score': 0}
path = Turtle(visible=False)
writer = Turtle(visible=False)
aim = vector(5, 0)
pacman = vector(-40, -80)
ghosts = [
    [vector(-180, 160), vector(5, 0)],
    [vector(-180, -160), vector(0, 5)],
    [vector(100, 160), vector(0, -5)],
    [vector(100, -160), vector(-5, 0)],
]
# fmt: off
tiles = [
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
    0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0,
    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
    0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0,
    0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0, 0,
    0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0,
    0, 1, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0,
    0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
    0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0,
    0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0,
    0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
    0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
    0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0,
    0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0,
    0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0, 0,
    0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
    0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
]
# fmt: on


def square(x, y):
    """Draw square using path at (x, y)."""
    path.up()
    path.goto(x, y)
    path.down()
    path.begin_fill()

    for count in range(4):
        path.forward(20)
        path.left(90)

    path.end_fill()


def offset(point):
    """Return offset of point in tiles."""
    x = (floor(point.x, 20) + 200) / 20
    y = (180 - floor(point.y, 20)) / 20
    index = int(x + y * 20)
    return index


def valid(point):
    """Return True if point is valid in tiles."""
    index = offset(point)

    if tiles[index] == 0:
        return False

    index = offset(point + 19)

    if tiles[index] == 0:
        return False

    return point.x % 20 == 0 or point.y % 20 == 0


def world():
    """Draw world using path."""
    bgcolor('black')
    path.color('blue')

    for index in range(len(tiles)):
        tile = tiles[index]

        if tile > 0:
            x = (index % 20) * 20 - 200
            y = 180 - (index // 20) * 20
            square(x, y)

            if tile == 1:
                path.up()
                path.goto(x + 10, y + 10)
                path.dot(2, 'white')


def move():
    """Move pacman and all ghosts."""
    writer.undo()
    writer.write(state['score'])

    clear()

    if valid(pacman + aim):
        pacman.move(aim)

    index = offset(pacman)

    if tiles[index] == 1:
        tiles[index] = 2
        state['score'] += 1
        x = (index % 20) * 20 - 200
        y = 180 - (index // 20) * 20
        square(x, y)

    up()
    goto(pacman.x + 10, pacman.y + 10)
    dot(20, 'yellow')

    for point, course in ghosts:
        if valid(point + course):
            point.move(course)
        else:
            options = [
                vector(5, 0),
                vector(-5, 0),
                vector(0, 5),
                vector(0, -5),
            ]
            plan = choice(options)
            course.x = plan.x
            course.y = plan.y

        up()
        goto(point.x + 10, point.y + 10)
        dot(20, 'red')

    update()

    for point, course in ghosts:
        if abs(pacman - point) < 20:
            return

    ontimer(move, 100)


def change(x, y):
    """Change pacman aim if valid."""
    if valid(pacman + vector(x, y)):
        aim.x = x
        aim.y = y


setup(420, 420, 370, 0)
hideturtle()
tracer(False)
writer.goto(160, 160)
writer.color('white')
writer.write(state['score'])
listen()
onkey(lambda: change(5, 0), 'Right')
onkey(lambda: change(-5, 0), 'Left')
onkey(lambda: change(0, 5), 'Up')
onkey(lambda: change(0, -5), 'Down')
world()
move()
done()

游戏演示：

3.加农炮

👉游戏规则：点击屏幕发射炮弹。炮弹在它的路径上弹出蓝色气球。在气球穿过屏幕之前把它们全部弹出。

from random import randrange
from turtle import *

from freegames import vector

ball = vector(-200, -200)
speed = vector(0, 0)
targets = []


def tap(x, y):
    """Respond to screen tap."""
    if not inside(ball):
        ball.x = -199
        ball.y = -199
        speed.x = (x + 200) / 25
        speed.y = (y + 200) / 25


def inside(xy):
    """Return True if xy within screen."""
    return -200 < xy.x < 200 and -200 < xy.y < 200


def draw():
    """Draw ball and targets."""
    clear()

    for target in targets:
        goto(target.x, target.y)
        dot(20, 'blue')

    if inside(ball):
        goto(ball.x, ball.y)
        dot(6, 'red')

    update()


def move():
    """Move ball and targets."""
    if randrange(40) == 0:
        y = randrange(-150, 150)
        target = vector(200, y)
        targets.append(target)

    for target in targets:
        target.x -= 0.5

    if inside(ball):
        speed.y -= 0.35
        ball.move(speed)

    dupe = targets.copy()
    targets.clear()

    for target in dupe:
        if abs(target - ball) > 13:
            targets.append(target)

    draw()

    for target in targets:
        if not inside(target):
            return

    ontimer(move, 50)


setup(420, 420, 370, 0)
hideturtle()
up()
tracer(False)
onscreenclick(tap)
move()
done()

游戏演示：

4.四子棋

👉 游戏规则：单击行可放置光盘。第一个垂直、水平或对角连接四张光盘的玩家获胜。

from turtle import *

from freegames import line

turns = {'red': 'yellow', 'yellow': 'red'}
state = {'player': 'yellow', 'rows': [0] * 8}


def grid():
    """Draw Connect Four grid."""
    bgcolor('light blue')

    for x in range(-150, 200, 50):
        line(x, -200, x, 200)

    for x in range(-175, 200, 50):
        for y in range(-175, 200, 50):
            up()
            goto(x, y)
            dot(40, 'white')

    update()


def tap(x, y):
    """Draw red or yellow circle in tapped row."""
    player = state['player']
    rows = state['rows']

    row = int((x + 200) // 50)
    count = rows[row]

    x = ((x + 200) // 50) * 50 - 200 + 25
    y = count * 50 - 200 + 25

    up()
    goto(x, y)
    dot(40, player)
    update()

    rows[row] = count + 1
    state['player'] = turns[player]


setup(420, 420, 370, 0)
hideturtle()
tracer(False)
grid()
onscreenclick(tap)
done()

游戏演示：

5. Fly Bird

👉 游戏规则：点击屏幕来拍打鸟的翅膀。飞过屏幕被黑色乌鸦碰到，游戏结束。

from random import *
from turtle import *

from freegames import vector

bird = vector(0, 0)
balls = []


def tap(x, y):
    """Move bird up in response to screen tap."""
    up = vector(0, 30)
    bird.move(up)


def inside(point):
    """Return True if point on screen."""
    return -200 < point.x < 200 and -200 < point.y < 200


def draw(alive):
    """Draw screen objects."""
    clear()

    goto(bird.x, bird.y)

    if alive:
        dot(10, 'green')
    else:
        dot(10, 'red')

    for ball in balls:
        goto(ball.x, ball.y)
        dot(20, 'black')

    update()


def move():
    """Update object positions."""
    bird.y -= 5

    for ball in balls:
        ball.x -= 3

    if randrange(10) == 0:
        y = randrange(-199, 199)
        ball = vector(199, y)
        balls.append(ball)

    while len(balls) > 0 and not inside(balls[0]):
        balls.pop(0)

    if not inside(bird):
        draw(False)
        return

    for ball in balls:
        if abs(ball - bird) < 15:
            draw(False)
            return

    draw(True)
    ontimer(move, 50)


setup(420, 420, 370, 0)
hideturtle()
up()
tracer(False)
onscreenclick(tap)
move()
done()

游戏演示：

6.记忆：数字对拼图游戏（欢迎挑战！用时：2min）

👉游戏规则：单击方格用于显示数字。匹配两个数字，方格将显示从而显示图像。

from random import *
from turtle import *

from freegames import path

car = path('car.gif')
tiles = list(range(32)) * 2
state = {'mark': None}
hide = [True] * 64


def square(x, y):
    """Draw white square with black outline at (x, y)."""
    up()
    goto(x, y)
    down()
    color('black', 'white')
    begin_fill()
    for count in range(4):
        forward(50)
        left(90)
    end_fill()


def index(x, y):
    """Convert (x, y) coordinates to tiles index."""
    return int((x + 200) // 50 + ((y + 200) // 50) * 8)


def xy(count):
    """Convert tiles count to (x, y) coordinates."""
    return (count % 8) * 50 - 200, (count // 8) * 50 - 200


def tap(x, y):
    """Update mark and hidden tiles based on tap."""
    spot = index(x, y)
    mark = state['mark']

    if mark is None or mark == spot or tiles[mark] != tiles[spot]:
        state['mark'] = spot
    else:
        hide[spot] = False
        hide[mark] = False
        state['mark'] = None


def draw():
    """Draw image and tiles."""
    clear()
    goto(0, 0)
    shape(car)
    stamp()

    for count in range(64):
        if hide[count]:
            x, y = xy(count)
            square(x, y)

    mark = state['mark']

    if mark is not None and hide[mark]:
        x, y = xy(mark)
        up()
        goto(x + 2, y)
        color('black')
        write(tiles[mark], font=('Arial', 30, 'normal'))

    update()
    ontimer(draw, 100)


shuffle(tiles)
setup(420, 420, 370, 0)
addshape(car)
hideturtle()
tracer(False)
onscreenclick(tap)
draw()
done()

游戏演示：

7.乒乓球

👉游戏规则：用键盘上下移动划桨，谁先丢失球，谁输！（左ws上下，右ik上下）

from random import choice, random
from turtle import *

from freegames import vector


def value():
    """Randomly generate value between (-5, -3) or (3, 5)."""
    return (3 + random() * 2) * choice([1, -1])


ball = vector(0, 0)
aim = vector(value(), value())
state = {1: 0, 2: 0}


def move(player, change):
    """Move player position by change."""
    state[player] += change


def rectangle(x, y, width, height):
    """Draw rectangle at (x, y) with given width and height."""
    up()
    goto(x, y)
    down()
    begin_fill()
    for count in range(2):
        forward(width)
        left(90)
        forward(height)
        left(90)
    end_fill()


def draw():
    """Draw game and move pong ball."""
    clear()
    rectangle(-200, state[1], 10, 50)
    rectangle(190, state[2], 10, 50)

    ball.move(aim)
    x = ball.x
    y = ball.y

    up()
    goto(x, y)
    dot(10)
    update()

    if y < -200 or y > 200:
        aim.y = -aim.y

    if x < -185:
        low = state[1]
        high = state[1] + 50

        if low <= y <= high:
            aim.x = -aim.x
        else:
            return

    if x > 185:
        low = state[2]
        high = state[2] + 50

        if low <= y <= high:
            aim.x = -aim.x
        else:
            return

    ontimer(draw, 50)


setup(420, 420, 370, 0)
hideturtle()
tracer(False)
listen()
onkey(lambda: move(1, 20), 'w')
onkey(lambda: move(1, -20), 's')
onkey(lambda: move(2, 20), 'i')
onkey(lambda: move(2, -20), 'k')
draw()
done()

游戏演示：

8.上课划水必备-井字游戏（我敢说100%的人都玩过）

👉游戏规则：点击屏幕放置一个X或O。连续连接三个，就赢了！

from turtle import *

from freegames import line


def grid():
    """Draw tic-tac-toe grid."""
    line(-67, 200, -67, -200)
    line(67, 200, 67, -200)
    line(-200, -67, 200, -67)
    line(-200, 67, 200, 67)


def drawx(x, y):
    """Draw X player."""
    line(x, y, x + 133, y + 133)
    line(x, y + 133, x + 133, y)


def drawo(x, y):
    """Draw O player."""
    up()
    goto(x + 67, y + 5)
    down()
    circle(62)


def floor(value):
    """Round value down to grid with square size 133."""
    return ((value + 200) // 133) * 133 - 200


state = {'player': 0}
players = [drawx, drawo]


def tap(x, y):
    """Draw X or O in tapped square."""
    x = floor(x)
    y = floor(y)
    player = state['player']
    draw = players[player]
    draw(x, y)
    update()
    state['player'] = not player


setup(420, 420, 370, 0)
hideturtle()
tracer(False)
grid()
update()
onscreenclick(tap)
done()

游戏演示：

9.将数字滑动到位的拼图游戏

👉 游戏规则：单击靠近空正方形的方格以交换位置。将所有数字从左到右按顺序排列。

from random import *
from turtle import *

from freegames import floor, vector

tiles = {}
neighbors = [
    vector(100, 0),
    vector(-100, 0),
    vector(0, 100),
    vector(0, -100),
]


def load():
    """Load tiles and scramble."""
    count = 1

    for y in range(-200, 200, 100):
        for x in range(-200, 200, 100):
            mark = vector(x, y)
            tiles[mark] = count
            count += 1

    tiles[mark] = None

    for count in range(1000):
        neighbor = choice(neighbors)
        spot = mark + neighbor

        if spot in tiles:
            number = tiles[spot]
            tiles[spot] = None
            tiles[mark] = number
            mark = spot


def square(mark, number):
    """Draw white square with black outline and number."""
    up()
    goto(mark.x, mark.y)
    down()

    color('black', 'white')
    begin_fill()
    for count in range(4):
        forward(99)
        left(90)
    end_fill()

    if number is None:
        return
    elif number < 10:
        forward(20)

    write(number, font=('Arial', 60, 'normal'))


def tap(x, y):
    """Swap tile and empty square."""
    x = floor(x, 100)
    y = floor(y, 100)
    mark = vector(x, y)

    for neighbor in neighbors:
        spot = mark + neighbor

        if spot in tiles and tiles[spot] is None:
            number = tiles[mark]
            tiles[spot] = number
            square(spot, number)
            tiles[mark] = None
            square(mark, None)


def draw():
    """Draw all tiles."""
    for mark in tiles:
        square(mark, tiles[mark])
    update()


setup(420, 420, 370, 0)
hideturtle()
tracer(False)
load()
draw()
onscreenclick(tap)
done()

游戏演示：

10.迷宫（我己经晕了，你们来）

👉游戏规则：从一边移到另一边。轻触屏幕可跟踪从一侧到另一侧的路径。

from random import random
from turtle import *

from freegames import line


def draw():
    """Draw maze."""
    color('black')
    width(5)

    for x in range(-200, 200, 40):
        for y in range(-200, 200, 40):
            if random() > 0.5:
                line(x, y, x + 40, y + 40)
            else:
                line(x, y + 40, x + 40, y)

    update()


def tap(x, y):
    """Draw line and dot for screen tap."""
    if abs(x) > 198 or abs(y) > 198:
        up()
    else:
        down()

    width(2)
    color('red')
    goto(x, y)
    dot(4)


setup(420, 420, 370, 0)
hideturtle()
tracer(False)
draw()
onscreenclick(tap)
done()

游戏演示：

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