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【作品展示】

 

【作品介绍】

画线条

 

【作品源代码】

import random
import turtle as t

def get_line_length():
    choice = input('Enter line length (long, medium, short) :')
    if choice == 'long':
        line_length = 250
    elif choice == 'medium':
        line_length = 200
    else:
        line_length = 100
    return line_length

def get_line_width():
    choice = input('Enter like width (superthick, thick, thin) :')
    if choice == 'superthick':
        line_width = 40
    elif choice == 'thick':
        line_width = 25
    else:
        line_width = 10
    return line_width

def inside_window():
    left_limit = (-t.window_width() / 2) + 100
    right_limit = (t.window_width() / 2) + 100
    top_limit = (t.window_height() / 2) + 100
    bottom_limit = (-t.window_height() / 2) + 100
    (x, y) = t.pos()
    inside = left_limit < x < right_limit and bottom_limit < y < top_limit
    return inside

def move_turtle(line_length):
    pen_colors = ['red', 'orange', 'yellow', 'green', 'blue', 'purple']
    t.pencolor(random.choice(pen_colors))
    if inside_window():
        angle = random.randint(0,180)
        t.right(angle)
        t.forward(line_length)
    else:
        t.backward(line_length)

line_length = get_line_length()
line_width = get_line_width()

t.shape('turtle')
t.fillcolor('green')
t.bgcolor('black')
t.speed('fastest')
t.pensize(line_width)

while True:
    move_turtle(line_length)

 

【提示】

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