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：
https://ucc.alicdn.com/images/user-upload-01/9dd03ec7d1314e5e828456704eb8c234.gif#pic_center
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：
https://ucc.alicdn.com/images/user-upload-01/cb513acc18e24eb9a9948247023c5966.gif#pic_center
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：
https://ucc.alicdn.com/images/user-upload-01/decb526db91c46e6b222ded8be4d2f75.gif#pic_center
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：
https://ucc.alicdn.com/images/user-upload-01/e4e794a153434a4a846ddf9b0f29aea3.gif#pic_center
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：
https://ucc.alicdn.com/images/user-upload-01/b0046011e33a4530aa42e6899bb16894.gif#pic_center
