基于python写的春节烟花源码+注释.zip

import pygame import random import math from pygame.locals import * # 初始化pygame pygame.init() # 设置屏幕大小 screen_width = 800 screen_height = 600 screen = pygame.display.set_mode((screen_width, screen_height)) # 设置标题 pygame.display.set_caption('春节烟花') # 定义烟花参数 firework_speed = 5 firework_radius = 2 firework_explosion_radius = 60 colors = [ (255, 0, 0), # Red (0, 255, 0), # Green (0, 0, 255), # Blue (255, 255, 0), # Yellow (255, 165, 0), # Orange (255, 255, 255) # White ] # 定义Firework类 class Firework: def __init__(self, x, y, color, exploded=False): self.x = x self.y = y self.color = color self.exploded = exploded self.particles = [] def move(self): if not self.exploded: self.y -= firework_speed def explode(self): if not self.exploded: for angle in range(0, 360, 5): dir_x = math.cos(math.radians(angle)) dir_y = math.sin(math.radians(angle)) self.particles.append((self.x, self.y, dir_x, dir_y, self.color)) self.exploded = True def update(self): if self.exploded: for particle in self.particles: index = self.particles.index(particle) particle_x, particle_y, dir_x, dir_y, color = particle particle_x += dir_x * 2 particle_y += dir_y * 2 self.particles[index] = (particle_x, particle_y, dir_x, dir_y, color) if self.distance(particle_x, particle_y) > firework_explosion_radius: self.particles.pop(index) def show(self): if not self.exploded: pygame.draw.circle(screen, self.color, (int(self.x), int(self.y)), firework_radius) else: for particle in self.particles: particle_x, particle_y, dir_x, dir_y, color = particle pygame.draw.circle(screen, color, (int(particle_x), int(particle_y)), firework_radius) def distance(self, x, y): return math.sqrt((self.x - x) ** 2 + (self.y - y) ** 2) fireworks = [Firework(random.randint(0, screen_width), screen_height - 10, random.choice(colors))] # 游戏主循环 running = True while running: screen.fill((0, 0, 0)) # use a dark sky background # 执行事件循环 for event in pygame.event.get(): if event.type == QUIT: running = False # 更新和显示烟花 for firework in fireworks: if not firework.exploded and firework.y < screen_height / 2 + random.randint(-100, 100): firework.explode() firework.move() firework.update() firework.show() # 随机发射新的烟花 if random.randint(0, 20) == 1: fireworks.append(Firework(random.randint(0, screen_width), screen_height - 10, random.choice(colors))) # 删除已完成的烟花 for firework in fireworks: if firework.exploded and len(firework.particles) == 0: fireworks.remove(firework) pygame.display.flip() pygame.time.Clock().tick(30) # 控制游戏最大帧率为30fps pygame.quit()