高级圣诞树代码Python
时间: 2024-12-26 14:01:57 浏览: 1
以下是一个使用Python编写的简单高级圣诞树代码示例:
```python
import turtle
import random
def draw_star(pen, x, y, size, color):
pen.penup()
pen.goto(x, y)
pen.pendown()
pen.color(color)
pen.begin_fill()
for _ in range(5):
pen.forward(size)
pen.right(144)
pen.forward(size)
pen.left(72)
pen.end_fill()
def draw_branch(pen, x, y, length, angle):
pen.penup()
pen.goto(x, y)
pen.pendown()
pen.setheading(angle)
pen.forward(length)
def draw_tree(pen, levels, branch_length, angle):
if levels == 0:
return
draw_branch(pen, 0, 0, branch_length, angle)
draw_tree(pen, levels-1, branch_length*0.7, angle-15)
draw_tree(pen, levels-1, branch_length*0.7, angle+15)
def draw_decorations(pen, x, y):
pen.penup()
pen.goto(x, y)
pen.pendown()
pen.color(random.choice(['red', 'yellow', 'blue', 'green', 'purple', 'orange']))
pen.begin_fill()
pen.circle(5)
pen.end_fill()
def main():
screen = turtle.Screen()
screen.bgcolor("skyblue")
screen.title("高级圣诞树")
pen = turtle.Turtle()
pen.speed(0)
pen.hideturtle()
# 画树干
pen.color("sienna")
pen.begin_fill()
for _ in range(2):
pen.forward(20)
pen.left(90)
pen.forward(40)
pen.left(90)
pen.end_fill()
# 画树冠
pen.color("forestgreen")
pen.begin_fill()
pen.left(90)
pen.forward(40)
draw_tree(pen, 5, 100, 90)
pen.forward(40)
pen.end_fill()
# 画星星
draw_star(pen, 0, 100, 20, "gold")
# 画装饰
for _ in range(50):
x = random.randint(-100, 100)
y = random.randint(-50, 150)
draw_decorations(pen, x, y)
screen.mainloop()
if __name__ == "__main__":
main()
```
这段代码使用Python的turtle库绘制了一个包含树冠、树干、星星和装饰物的圣诞树。主要特点包括:
1. 递归绘制树冠:使用递归函数`draw_tree`来创建分形的树冠结构。
2. 自定义装饰:随机生成装饰物的位置和颜色。
3. 动态调整参数:可以调整树的高度、装饰物数量等参数。
4. 使用颜色填充:树干、树冠和装饰物都使用颜色填充,使图像更加生动。
这个高级版本比简单的圣诞树代码更加复杂和富有表现力,适合用于教学或作为更复杂项目的基础。
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