visualize.py 文件源码

def __init__(self, master, label=None):
        """label is function for DrawTree that takes node and returns int."""
        self.master = master
        self.frame = Toplevel(width=960, height=512)
        self.canvas = Canvas(self.frame, width=960, height=512)        

        # Initialize appropriate fonts to use
        DrawTree.smallFont = Font(family='Times', size='14')
        DrawTree.largeFont = Font(family='Times', size='24')

        self.frame.title("QuadTree Visualization")
        self.canvas.pack()
        self.label = label

        # React to window closure events
        self.frame.protocol("WM_DELETE_WINDOW", self.closed)
        self.done = False