""" ChapterAnimation/keyLetter.py
Display the letter you type on the middle of the canvas.
Only if you type another letter it updates.
"""
from graphics import *
winW,winH = 300,300    # window Width x Height
def main():
    win = GraphWin( "Type a letter", winW, winH )
    Text(Point(100,10),"Type any letter!").draw(win)
    myt =  Text(Point(100,10)," ") # my letter
    myt.draw(win)
    while True:
        k = win.getKey()
        if k:
            myt.undraw()
            myt = Text(Point(winW/2,winH/2),k)
            myt.draw(win)

main()