# Proj 4
# Stephanie Taylor
# spring 2011

import graphics

# Open a new window, give it the specified title, 
# and display the image
# Input:
#		 src : a Zelle Image 
#		 title : a string
# Output:
#		the window in which the pixmap is displayed
def displayImage(src, title):

    # get the size of the image
    w = src.getWidth()
    h = src.getHeight()

    # create a graphics window that is the size of the image
    win = graphics.GraphWin(title,w,h)
    
    # center the image in the window.
    # take the location you want it (w/2, h/2)
    # and subtract the location where it is (getAnchor)
    # then move the image so it is centered in the window
    dx = w/2 - src.getAnchor().getX()
    dy = h/2 - src.getAnchor().getY()
    src.move(dx, dy)

    # draw the image into the window
    src.draw(win)

    # done, return a reference to the window
    return win