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3 \� � @ sT d Z ddlT ddlmZmZ G dd� de�Zdd� ZedkrPe� Z e e � e � d S ) a& turtle-example-suite: tdemo_fractalCurves.py This program draws two fractal-curve-designs: (1) A hilbert curve (in a box) (2) A combination of Koch-curves. The CurvesTurtle class and the fractal-curve- methods are taken from the PythonCard example scripts for turtle-graphics. � )�*)�sleep�clockc @ s$ e Zd Zdd� Zdd� Zdd� ZdS )� CurvesTurtlec C s� |dkr d S | j |d � | j||d | � | j|� | j|d � | j||d |� | j|� | j||d |� | j|d � | j|� | j||d | � | j |d � d S )Nr �Z � )�left�hilbertZforward�right)�self�size�levelZparity� r �0/usr/lib64/python3.6/turtledemo/fractalcurves.pyr s zCurvesTurtle.hilbertc C s� dd l }d| |j|j| � }| j� | j|� | j� | jdd|d | � x,t|�D ] }| j|||� | jd| � q^W | j dd|d | � | j� | j |� | j� d S )Nr � � r ih ) �mathZsinZpi�pu�fd�pd�rt�range�fractal�ltZbk)r �nZradZlev�dirr Zedge�ir r r � fractalgon/ s zCurvesTurtle.fractalgonc C s� |dk r| j |� d S | j|d |d |� | jd| � | j|d |d |� | jd| � | j|d |d |� | jd| � | j|d |d |� d S )Nr � �< �x )r r r r )r ZdistZdepthr r r r r B s zCurvesTurtle.fractalN)�__name__� __module__� __qualname__r r r r r r r r s r c C s� t � } | j� | jd� | j� | j� jdd� | j� d}| jd| d| � | j� t � }| j d� | j � | j |� | j |dd� | j |� x0td�D ]$}| jd� | j |d |d � q�W | j� x$td �D ]}| j |� | jd� q�W | j� x2td �D ]&}| j |d |d � | jd� �qW | j� t � }d || }td� | j� | jd� | j� | j� jdd� t � }| jdd� | j � | jddd d� | j� | j � | jd� | jddd d� | j� t � }|d|| 7 }|S )Nr r � �! � Zredr r �@ r � �B zHilbert: %.2fsec. ZblackZblue� �� zKoch: %.2fsec.i���i�����)r �resetZspeedZhtZ getscreenZtracerr Zsetposr r Z fillcolorZ begin_fillr r r r r Zend_fillr Zcolorr )Zftr Ztar �tb�resr r r �mainN s\ r0 �__main__N) �__doc__ZturtleZtimer r ZPenr r0 r! �msg�printZmainloopr r r r �<module> s =9
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