''' Module locate: provides support for locating the spot for a pixel grab

    Name 1:
    Name 2:

    Email id1:
    Email id2:
'''

def same( spot, w, h ) :
    ''' Returns the location (x, y), where x, and y are the x- and y- 
        coordinates of spot
    '''

    x, y = spot

    return ( x, y )

def mirror( spot, w, h ) :
    ''' Returns the location (a, b), that is the x-axis mirroring
        of location spot (x, y) in a w x h image
    '''

    x, y = spot
    a    = (w-1) - x
    b    = y

    return ( a, b )

def flip( spot, w, h ) :
    ''' Returns the location (a, b), that is the y-axis flipping
        of location spot (x, y) in a w x h image
    '''

    x, y = spot
    a    = x
    b    = (h-1) - y

    return (a, b )

def ccw( spot, w, h ) : 
    ''' Returns the location (a, b), that is a counter-clockwise
        rotation of spot (x, y) in a w x h image
    '''

    x, y = spot
    a    = ...
    b    = ...

    return ( a, b )

def scale( spot, xs, ys ) : 
    ''' Returns a new location (a, b), that is ...
    '''

    x, y = spot
    a    = ...
    b    = ...
    
    a, b = int( a ), int( b )

    return ( a, b )