'''lecture_36_recursion_turtle_tree.py
Uses recursion and turtle to draw trees
Oliver W. Layton
CS 151: Computational Thinking: Visual Media
Fall 2020
'''

import turtle


class Tree:
    def __init__(self, start_x, start_y):
        '''
        Get turtle ready and in-position to draw an upright tree.
        Show animations (but fast ones) with speed of 7
        '''
        pass

    def goto(self, x, y):
        self.turt.penup()
        self.turt.goto(x, y)
        self.turt.pendown()

    def hold(self):
        pass

    def drawTree(self, distance):
        '''Draw a tree recursively with initial trunk/branch length `distance`.
        - Draw branches that look like "forks": straight part then left and right offshots
            +/-20 deg offset from straight.
        - Stop drawing branches when the branch distance is <= 5
        - After drawing left, right, and straight portions, always restore the turtle position
            to what it was before drawing the "fork".
        '''
        pass


if __name__ == '__main__':
    pass