turtle_drawing.py 文件源码

def draw_world(curvature_step=0):
    if curvature_step > 0:
        villages = 360 // 4 // curvature_step
    else:
        villages = 5

    for i in range(villages):
        prepare_drawing()
        draw_house()
        finish_drawing()

        turtle.right(curvature_step)
        turtle.forward(LENGTH * 11)

        for j in range(3):
            prepare_drawing()
            draw_tree(3 + j % 2 * 2)
            finish_drawing()

            turtle.right(curvature_step)
            turtle.forward(LENGTH * 3)

        turtle.forward(LENGTH)