"""用Python的turtle模块绘制国旗Version: 0.1Author: 小黄Date: 2021.11.22"""import turtledef draw_rectangle(x, y, width, height): """绘制矩形""" turtle.goto(x, y) turtle.pencolor(red) turtle.fillcolor(red) turtle.begin_fill() for i in range(2): turtle.forward(width) turtle.left(90) turtle.forward(height) turtle.left(90) turtle.end_fill()def draw_star(x, y, radius): """绘制五角星""" turtle.setpos(x, y) pos1 = turtle.pos() turtle.circle(-radius, 72) pos2 = turtle.pos() turtle.circle(-radius, 72) pos3 = turtle.pos() turtle.circle(-radius, 72) pos4 = turtle.pos() turtle.circle(-radius, 72) pos5 = turtle.pos() turtle.color(yellow, yellow) turtle.begin_fill() turtle.goto(pos3) turtle.goto(pos1) turtle.goto(pos4) turtle.goto(pos2) turtle.goto(pos5) turtle.end_fill()def main(): """主程序""" turtle.speed(12) turtle.penup() x, y = -270, -180 # 画国旗主体 width, height = 540, 360 draw_rectangle(x, y, width, height) # 画大星星 pice = 22 center_x, center_y = x + 5 * pice, y + height - pice * 5 turtle.goto(center_x, center_y) turtle.left(90) turtle.forward(pice * 3) turtle.right(90) draw_star(turtle.xcor(), turtle.ycor(), pice * 3) x_poses, y_poses = [10, 12, 12, 10], [2, 4, 7, 9] # 画小星星 for x_pos, y_pos in zip(x_poses, y_poses): turtle.goto(x + x_pos * pice, y + height - y_pos * pice) turtle.left(turtle.towards(center_x, center_y) - turtle.heading()) turtle.forward(pice) turtle.right(90) draw_star(turtle.xcor(), turtle.ycor(), pice) # 隐藏海龟 turtle.ht() # 显示绘图窗口 turtle.mainloop()if __name__ == __main__: main()
