python动态圣诞下雪图

运行图片

代码

import pygame
import random# 初始化Pygame
pygame.init()# 创建窗口
width, height = 800, 600
screen = pygame.display.set_mode((width, height))
pygame.display.set_caption('Christmas Tree')# 定义颜色
GREEN = (34, 139, 34)
RED = (255, 0, 0)
WHITE = (255, 255, 255)# 绘制圣诞树
def draw_christmas_tree():triangle_height = 300triangle_width = 200# 绘制树干pygame.draw.rect(screen, pygame.Color('brown'), (width // 2 - 25, height - 200, 50, 200))# 绘制树冠for i in range(triangle_height):pygame.draw.polygon(screen, GREEN, [(width // 2 - triangle_width // 2 - i, height - 50 - i),(width // 2 + triangle_width // 2 + i, height - 50 - i),(width // 2, height - 50 - i - triangle_height)])# 随机生成雪花
def generate_snowflakes():snowflakes = []for _ in range(100):x = random.randint(0, width)y = random.randint(0, height)size = random.randint(1, 5)snowflakes.append((x, y, size))return snowflakes# 绘制雪花
def draw_snowflakes(snowflakes):for flake in snowflakes:pygame.draw.circle(screen, WHITE, (flake[0], flake[1]), flake[2])# 绘制圣诞老人
def draw_santa():santa_image = pygame.Surface((120, 120), pygame.SRCALPHA)# 头部和身体pygame.draw.circle(santa_image, RED, (60, 60), 50)pygame.draw.polygon(santa_image, RED, [(0, 60), (120, 60), (60, 120)])# 眼睛和嘴巴pygame.draw.circle(santa_image, WHITE, (45, 45), 10)pygame.draw.circle(santa_image, WHITE, (75, 45), 10)pygame.draw.arc(santa_image, WHITE, (30, 45, 60, 60), 3.14 / 2, 3 * 3.14 / 2, 3)# 鼻子pygame.draw.polygon(santa_image, pygame.Color('orange'), [(60, 50), (70, 70), (50, 70)])# 胡须pygame.draw.line(santa_image, WHITE, (55, 85), (20, 90), 2)pygame.draw.line(santa_image, WHITE, (65, 85), (100, 90), 2)# 帽子pygame.draw.polygon(santa_image, RED, [(30, 0), (90, 0), (60, 60)])screen.blit(santa_image, (width // 2 - 60, height - 200 - 120))# 游戏主循环
running = True
clock = pygame.time.Clock()
snowflakes = generate_snowflakes()while running:for event in pygame.event.get():if event.type == pygame.QUIT:running = Falsescreen.fill((0, 0, 0))  # 清空屏幕draw_christmas_tree()draw_santa()draw_snowflakes(snowflakes)# 雪花下落for i in range(len(snowflakes)):x, y, size = snowflakes[i]snowflakes[i] = (x, y + size, size)if y + size > height:snowflakes[i] = (random.randint(0, width), 0, size)pygame.display.flip()  # 刷新屏幕clock.tick(30)  # 控制帧率# 退出游戏
pygame.quit()