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859天前# coding: utf-8 |
import turtle |
import time |
import math |
turtle.setup(width=1.0, height=1.0, startx=None, starty=None) |
turtle.ht() |
# turtle.tracer(0, 0) |
turtle.bgcolor("white") |
turtle.speed(10) |
turtle.pensize(1) |
# 绘制星星 |
def star(center, angle, length, penc, fillc): |
turtle.pensize(1) |
turtle.fillcolor(fillc) |
turtle.pencolor(penc) |
L = length * math.sin(36 * math.pi / 180) / math.sin(54 * math.pi / 180) |
turtle.up() |
turtle.goto(center) |
turtle.seth(90 + angle) |
turtle.fd(length) |
turtle.seth(180 + 72 + angle) |
turtle.down() |
turtle.begin_fill() |
for _ in range(5): |
turtle.fd(L) |
turtle.right(72) |
turtle.fd(L) |
turtle.left(144) |
turtle.end_fill() |
# 绘制长方形 |
def rectangle(center, length_x, length_y, penc, fillc): |
turtle.pensize(1) |
turtle.fillcolor(fillc) |
turtle.pencolor(penc) |
turtle.up() |
pos = (center[0] - length_x / 2, center[1] + length_y / 2) |
turtle.goto(pos) |
turtle.begin_fill() |
turtle.down() |
turtle.seth(0) |
turtle.fd(length_x) |
turtle.seth(-90) |
turtle.fd(length_y) |
turtle.seth(180) |
turtle.fd(length_x) |
turtle.seth(90) |
turtle.fd(length_y) |
turtle.end_fill() |
W = 1200 |
H = 800 |
dW = W / 30 |
dH = H / 20 |
# time.sleep(6) |
rectangle((0, 0), W, H, 'red', 'red') |
C0 = (-dW * 10, dH * 5) |
A0 = 0 |
L0 = dW * 3 |
star(C0, A0, L0, 'yellow', 'yellow') |
C1 = (-dW * 5, dH * 8) |
A1 = 90 + math.atan(3 / 5) * 180 / math.pi |
L1 = dW |
star(C1, A1, L1, 'yellow', 'yellow') |
C2 = (-dW * 3, dH * 6) |
A2 = 90 + math.atan(1 / 7) * 180 / math.pi |
L2 = dW |
star(C2, A2, L2, 'yellow', 'yellow') |
C3 = (-dW * 3, dH * 3) |
A3 = 90 - math.atan(2 / 7) * 180 / math.pi |
L3 = dW |
star(C3, A3, L3, 'yellow', 'yellow') |
C4 = (-dW * 5, dH) |
A4 = 90 - math.atan(4 / 5) * 180 / math.pi |
L4 = dW |
star(C4, A4, L4, 'yellow', 'yellow') |
turtle.hideturtle() |
turtle.done() |
