
import turtle as T |
import random |
import time |
# 画樱花的躯干(60,t) |
def Tree(branch, t): |
time.sleep(0.0005) |
if branch > 3: |
if 8 <= branch <= 12: |
if random.randint(0, 2) == 0: |
t.color('snow') # 白 |
else: |
t.color('lightcoral') # 淡珊瑚色 |
t.pensize(branch / 3) |
elif branch < 8: |
if random.randint(0, 1) == 0: |
t.color('snow') |
else: |
t.color('lightcoral') # 淡珊瑚色 |
t.pensize(branch / 2) |
else: |
t.color('sienna') # 赭(zhě)色 |
t.pensize(branch / 10) # 6 |
t.forward(branch) |
a = 1.5 * random.random() |
t.right(20 * a) |
b = 1.5 * random.random() |
Tree(branch - 10 * b, t) |
t.left(40 * a) |
Tree(branch - 10 * b, t) |
t.right(20 * a) |
t.up() |
t.backward(branch) |
t.down() |
# 掉落的花瓣 |
def Petal(m, t): |
for i in range(m): |
a = 200 - 400 * random.random() |
b = 10 - 20 * random.random() |
t.up() |
t.forward(b) |
t.left(90) |
t.forward(a) |
t.down() |
t.color('lightcoral') # 淡珊瑚色 |
t.circle(1) |
t.up() |
t.backward(a) |
t.right(90) |
t.backward(b) |
# 绘图区域 |
t = T.Turtle() |
# 画布大小 |
w = T.Screen() |
t.hideturtle() # 隐藏画笔 |
t.getscreen().tracer(5, 0) |
w.screensize(bg='wheat') # wheat小麦 |
t.left(90) |
t.up() |
t.backward(150) |
t.down() |
t.color('sienna') |
# 画樱花的躯干 |
Tree(60, t) |
# 掉落的花瓣 |
Petal(200, t) |
w.exitonclick() |



