Beispiel #1
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def witchArms_init(x, y, scale):
    '''Creates and returns a list of graphics objects to make up a witcharms and stick'''
    shapes = []

    #witch arm
    r = gr.Rectangle(gr.Point(x - scale * 15, y - scale * 25),
                     gr.Point(x - scale * 2, y - scale * 20))
    r.setFill(gr.color_rgb(0, 205, 0))
    shapes.append(r)
    r = gr.Rectangle(gr.Point(x + scale * 15, y - scale * 25),
                     gr.Point(x + scale * 2, y - scale * 20))
    r.setFill(gr.color_rgb(0, 205, 0))
    shapes.append(r)

    #sleeves
    r = gr.Rectangle(gr.Point(x - scale * 15, y - scale * 25),
                     gr.Point(x - scale * 5, y - scale * 20))
    r.setFill(gr.color_rgb(128, 0, 128))
    shapes.append(r)
    r = gr.Rectangle(gr.Point(x + scale * 15, y - scale * 25),
                     gr.Point(x + scale * 5, y - scale * 20))
    r.setFill(gr.color_rgb(128, 0, 128))
    shapes.append(r)

    #spoon
    r = gr.Rectangle(gr.Point(x - scale * 2, y - scale * 35),
                     gr.Point(x + scale * 2, y + scale * 10))
    r.setFill(gr.color_rgb(139, 62, 47))
    shapes.append(r)

    return shapes
Beispiel #2
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def bullet_init(x, y, scale):
    shapes3 = []
    bullet = gr.Rectangle(gr.Point(x + scale * 100, y - scale * 39),
                          gr.Point(x + scale * 115, y - scale * 44))
    yellowbullet = gr.color_rgb(200, 200, 0)
    bullet.setFill(yellowbullet)
    shapes3.append(bullet)

    return shapes3
Beispiel #3
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def catArm_init(x, y, scale):
    '''Creates and returns a list of graphics objects to make up a cat arm'''
    shapes = []

    r = gr.Rectangle(gr.Point(x + scale * 170, y + scale * 68),
                     gr.Point(x + scale * 200, y + scale * 73))
    r.setFill(gr.color_rgb(0, 0, 0))
    shapes.append(r)

    return shapes
def init_man(x, y, scale):
    # define the man shapes and put them into a list

    # Head: Create a circle with the color brown
    head = gr.Circle(gr.Point(x + scale * 10, y - scale * 50), 20 * scale)
    head.setFill('brown')

    # arms : Create a rectangle with the color blue for the arms
    arms = gr.Rectangle(gr.Point(x + scale * 110, y),
                        gr.Point(x - scale * 80, y - scale * 30))
    arms.setFill('blue')

    # stomach : Create a rectangle with the color blue for the sh
    stomach = gr.Rectangle(gr.Point(x + scale * 70, y + scale * 60),
                           gr.Point(x - scale * 50, y))
    stomach.setFill('blue')

    # # leg2 : Create a rectangle with the color red for pants
    leg1 = gr.Rectangle(gr.Point(x - scale * 20, y + scale * 60),
                        gr.Point(x - scale * 40, y + scale * 180))
    leg1.setFill('red')

    #   # leg2 : Create a rectangle with the color red for pants
    leg2 = gr.Rectangle(gr.Point(x + scale * 60, y + scale * 60),
                        gr.Point(x + scale * 40, y + scale * 180))
    leg2.setFill('red')

    # man creates the list of all the basic shapes created by zelle
    man = [head, arms, leg1, leg2, stomach]
    return man
Beispiel #5
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def grass(x, y, scale):  # define the grass
    cc1 = g.Circle(
        g.Point(x + 250 * (random.uniform(0.2, 3)) * scale,
                y + 150 * (random.uniform(1, 1.5)) * scale),
        random.uniform(5, 10))  # random grass generate
    cc1.setFill("green")
    cc2 = g.Circle(
        g.Point(x + 250 * (random.uniform(0.2, 3)) * scale,
                y + 150 * (random.uniform(1, 1.5)) * scale),
        random.uniform(5, 10))  # random grass generate
    cc2.setFill("green")
    test3 = [cc1, cc2]

    return test3
def init_sun(x, y, scale):
    # create a circle with the sun
    inner_sun = gr.Circle(gr.Point(x - scale * 260, y - scale * 200),
                          120 * scale)
    inner_sun.setFill('orange')

    outer_sun = gr.Circle(gr.Point(x - scale * 260, y - scale * 200),
                          150 * scale)
    outer_sun.setFill('yellow')

    # leg1 = gr.Rectangle( gr.Point ( x-scale*20, y+scale*60), gr.Point(x-scale*40, y+scale*180 ))
    # leg1.setFill('red')

    sun = [outer_sun, inner_sun]
    return sun
Beispiel #7
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def cauldron_init(x, y, scale):
    '''Creates and returns a list of graphics objects to make up a cauldron'''
    shapes = []

    o = gr.Oval(gr.Point(x - scale * 35, y + scale * 13),
                gr.Point(x + scale * 35, y + scale * 63))
    o.setFill(gr.color_rgb(56, 56, 56))
    shapes.append(o)

    r = gr.Rectangle(gr.Point(x - scale * 25, y + scale * 10),
                     gr.Point(x + scale * 25, y + scale * 20))
    r.setFill(gr.color_rgb(56, 56, 56))
    a(r)

    return shapes
def init_pool(x, y, scale):

    # # diving board : Create a rectangle with the color brown
    diving_board = gr.Rectangle(gr.Point(x + scale * 180, y + scale * 180),
                                gr.Point(x - scale * 260, y + scale * 250))
    diving_board.setFill('brown')

    # create a swiming pool with the color skyblue
    water = gr.Rectangle(gr.Point(x + scale * 780, y + scale * 880),
                         gr.Point(x - scale * 260, y + scale * 250))
    water.setFill('skyblue')

    # create a list of the complex shapes
    pool = [diving_board, water]

    return pool
Beispiel #9
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def steam_animation_frame(shapes,frame_num,win):
	'''
	  Draws one frame of a steam plant animation. The animation will
	  involve smoke rising out of the chimney. shapes is a list containing
	  the graphics objects needed to draw the steam plant. frame_num is a
	  number indicating which frame of animation it is. win is the GraphWin
	  object containing the scene.
	  This animates by creating up to 20 steam circles. Each circle 
	  creeps up the screen until it gets to the top, when it is brought
	  back down to the smokestack so it can be used again.
	'''
	p1 = shapes[0].getP1()
	p2 = shapes[0].getP2()
	
	dx = p2.getX() - p1.getX()
	newx = (p2.getX() + p1.getX())*0.5
	newy = p2.getY() - dx*0.5
	
	if frame_num % 2 == 0 and len(shapes) < 20:
		c = gr.Circle(gr.Point(newx,newy),0.4*dx)
		c.setFill(gr.color_rgb(150,150,150))
		c.draw(win)
		shapes.append(c)
		
	for thing in shapes[3:]:
		thing.move(0,-10)
		center = thing.getCenter()
		if center.y < 0:
			mx = newx - center.getX()
			my = newy - center.getY()
			thing.move(mx,my)
Beispiel #10
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def main(argv):

    if len(argv) < 2:
        print("usage: python3 image.py <image filename>")
        return

    # read in the image from the filename specified on the command
    filename = argv[1]
    image = gr.Image(gr.Point(0, 0), filename)

    # create a window that is the same size as the image
    rows = image.getHeight()
    cols = image.getWidth()
    win = gr.GraphWin(filename, cols, rows)

    # move the image so it is centered in the window
    image.move(cols / 2, rows / 2)

    # call the filter function before the image is drawn into a window
    # swaprb( image )
    # reduceGreen( image )
    whitecover(image)

    image.draw(win)

    win.getMouse()
    win.close()
Beispiel #11
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def warhol(filename, listOfEffects):
    # read the image from the file
    original = gr.Image(gr.Point(0, 0), filename)

    rows = original.getHeight()
    cols = original.getWidth()
    panels = len(listOfEffects)

    # create a window based on the image and how many copies
    win = gr.GraphWin('Warhol', cols * panels, rows)
    allimages = []

    # for each effect
    for i in range(panels):
        # clone the original image
        clone = original.clone()  # duplicates the Image object
        # apply the filter to the clone
        if listOfEffects[i] == 'swaprb':
            filter.swaprb(clone)
        elif listOfEffects[i] == 'reduceGreen':
            filter.reduceGreen(clone)
        elif listOfEffects[i] == 'whitecover':
            filter.whitecover(clone)

        # move the image to the right location
        clone.move(cols / 2 + i * cols, rows / 2)
        # draw the image into the window
        clone.draw(win)
        allimages.append(clone)

    # return the window
    return win, allimages
Beispiel #12
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def explosion_init(x, y, scale):
    shapes4 = []
    explosion = gr.Circle(gr.Point(x + 35 * scale, y - scale * 9), 100)
    redexp = gr.color_rgb(255, 0, 0)
    explosion.setFill(redexp)
    shapes4.append(explosion)

    return shapes4
Beispiel #13
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def icecream_init(x,y,scale):
	'''
	  Creates the list of objects needed to draw an ice cream
	  cone at position (x,y) with the given scale.
	'''
	shapes = []
	
	#cone IDX 0
	t = gr.Polygon(gr.Point(x,y),gr.Point(x+5*scale,y-15*scale),
		gr.Point(x-5*scale,y-15*scale))
	t.setFill(gr.color_rgb(222,184,135))
	shapes.append(t)
	
	#scoops IDX 1-4
	c = gr.Circle(gr.Point(x,y-20*scale),6*scale)
	c.setFill(gr.color_rgb(255,0,127))
	shapes.append(c)
	
	c = gr.Circle(gr.Point(x,y-30*scale),6*scale)
	c.setFill(gr.color_rgb(0,255,128))
	shapes.append(c)
	
	c = gr.Circle(gr.Point(x,y-40*scale),6*scale)
	c.setFill(gr.color_rgb(153,255,255))
	shapes.append(c)
	
	c = gr.Circle(gr.Point(x,y-50*scale),6*scale)
	c.setFill(gr.color_rgb(255,153,153))
	shapes.append(c)
	
	return shapes
Beispiel #14
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def warhol(filename, listOfEffects):
    # read the image from the file use original=Image...
    # and get rows with Height, cols with Width...
    original = gr.Image(gr.Point(0, 0), filename)

    rows = original.getHeight()
    cols = original.getWidth()
    panels = len(listOfEffects)

    # create a window based on the image and how many copies which from the len(listOfEffects)
    win = gr.GraphWin('Warhol', cols * panels, rows)
    allimages = []

    # for each effect from the filter file swaprb, reduceGreen, whitecover

    for i in range(panels):
        # clone the original image
        clone = original.clone()  # duplicates the Image object
        # apply the filter to the clone, which filter to apply?
        if listOfEffects[i] == 'swaprb':
            filter.swaprb(clone)
        elif listOfEffects[i] == 'reduceGreen':
            filter.reduceGreen(clone)
        elif listOfEffects[i] == 'whitecover':
            filter.whitecover(clone)

        # move the image to the right location with their owner cols values
        clone.move(cols / 2 + i * cols, rows / 2)
        # draw the image into the window and append each copy into the images
        clone.draw(win)
        allimages.append(clone)

        # create some text at the last image center so the Points should be cols*2.5 and rows/2
    sometext = gr.Text(gr.Point(cols * 2.5, rows / 2), "hello world")
    sometext.setFill('red')
    sometext.setSize(20)
    sometext.draw(win)

    # create a red circle outline the text so the circle center is the same as above Points
    patch = gr.Circle(gr.Point(cols * 2.5, rows / 2), 80)
    patch.setOutline("red")
    patch.draw(win)

    # return the window and return all the images
    return win, allimages
Beispiel #15
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def crystalBall_init(x, y, scale):
    '''Creates and returns a list of graphics objects to make up a crystal Ball'''
    shapes = []

    c = gr.Circle(gr.Point(x + scale * 230, y + scale * 70), scale * 20)
    c.setFill(gr.color_rgb(198, 226, 255))
    shapes.append(c)

    return shapes
Beispiel #16
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def init_rocket(x, y, scale):
    # define the rocket shapes here and put them in a list

    #Body: Create a Rectangle using points (x-scale*10, y) and (x+scale*10, y-scale*80).
    #Set the Rectangle fill color to be a grey color (185, 185, 185).
    body = gr.Rectangle(gr.Point(x - scale * 10, y),
                        gr.Point(x + scale * 10, y - scale * 80))
    body.setFill(gr.color_rgb(185, 185, 185))

    #Nose: Create a Polygon, with points (x-scale*10, y-scale*80), (x, y-scale*100 ), and (x+scale*10, y-scale*80 ).
    #Set the Polygon fill color to be a grey-blue color (150, 170, 200 ).

    #L Fin: Create a Polygon, with points (x-scale*10, y), (x-scale*10, y-scale*20 ), and (x- scale*25, y+scale*5 ).
    #Set the Polygon fill color to be a grey-red color (200, 170, 150 ).

    #R Fin: Create a Polygon, with points (x+scale*10, y), (x+scale*10, y-scale*20 ), and (x+scale*25, y+scale*5 ).
    #Set the Polygon fill color to be a grey-red color (200, 170, 150 ).
    return [body]
Beispiel #17
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def warhol( filename, listOfEffects ):

    # read the image from the file
    original = gr.Image( gr.Point(0, 0), filename )

    rows = original.getHeight()
    cols = original.getWidth()
    panels = len(listOfEffects)

    # create a window based on the image and how many copies
    win = gr.GraphWin( 'Warhol', cols*panels, rows )
    allimages = []

    # for each effect
    for i in range(panels):
        # clone the original image
        clone = original.clone() # duplicates the Image object
        # apply the filter to the clone, which filter to apply?
        if listOfEffects[i] == 'swaprg': 
            image.swaprg( clone )
        elif listOfEffects[i] == 'reduceRed':
            image.reduceRed( clone )
        # implied else don't do anything
        
        # move the image to the right location
        clone.move( cols/2 + i*cols , rows/2 )
        # draw the image into the window
        clone.draw(win)
        allimages.append( clone )

        # create some text
        sometext = gr.Text( gr.Point( cols/2, rows/2+30 ), "Aaaaargh" )
        sometext.setFill('red')
        sometext.setSize( 20 )
        sometext.draw(win)

        # create an eye patch
        patch = gr.Circle( gr.Point( cols/2-15, rows/2-30 ), 8 )
        patch.setFill( 'black' )
        patch.draw(win)

    # return the window
    return win, allimages
Beispiel #18
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def interactive():

    win = gr.GraphWin( 'interactive demo', 500, 500, False )
    r = gr.Rectangle( gr.Point( 220, 260 ), gr.Point( 280, 240 ) )
    r.setOutline( 'purple' )
    r.setFill( 'pink' )
    r.setWidth( 3 )
    r.draw( win )

    counter = 0
    falling = None

    # begin event loop
    while True: # infinite loop

        if counter % 100 == 0:
            if falling != None:
                falling.undraw()
            falling = gr.Circle( gr.Point( random.randint(0, 500), 0 ), 10 )
            falling.setFill( 'blue' )
            falling.draw(win)

        if falling != None:
            falling.move( random.randint(-3, 3), 5 )

        counter += 1

        key = win.checkKey()
        if key == 'q':
            break
        elif key == 'a': # move left
            r.move( -20, 0 )
        elif key == 'w': # move up
            r.move( 0, -20 )
        elif key == 's': # move down
            r.move( 0, 20 )
        elif key == 'd': # move right
            r.move( 20, 0 )

        win.update() # manually update the window

    print("Terminating")
    win.close()
Beispiel #19
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def vehicle_init(x, y, scale):
    '''
	Creates list of objects needed to draw a tan armored vehicle at posiiton (x,y)
	with given scale
	'''
    shapes2 = []
    vehicle = gr.Rectangle(gr.Point(x * scale + 100, y + scale * 30),
                           gr.Point(x + scale * 30, y - scale * 1))
    tan = gr.color_rgb(255, 239, 219)
    vehicle.setFill(tan)
    shapes2.append(vehicle)
    leftwheel = gr.Circle(gr.Point(x + scale * 44, y + scale * 40), 9 * scale)
    black = gr.color_rgb(0, 0, 0)
    leftwheel.setFill(black)
    shapes2.append(leftwheel)
    rightwheel = gr.Circle(gr.Point(x + scale * 88, y + scale * 40), 9 * scale)
    rightwheel.setFill(black)
    shapes2.append(rightwheel)

    return shapes2
Beispiel #20
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def main(argv):
    win=gr.GraphWin("My window",500,500)
    c=gr.Circle(gr.Point(250, 250),10)
    c.draw(win)
    win.getMouse()
    c.setFill("green")
    win.getMouse()
    c.move(50,-40)
    win.getMouse()
    win.close()
    return
Beispiel #21
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def steam_init(x, y, scale):
    '''
    Creates a list of objets needed to draw a steam plant at position (x,y) 
    with given scale
    '''

    shapes = []
    plant = gr.Rectangle(gr.Point(x, y),
                         gr.Point(x + scale * 100, y - scale * 30))
    grey = gr.color_rgb(185, 185, 185)
    plant.setFill(grey)
    shapes.append(plant)

    roof = gr.Rectangle(gr.Point(x - scale * 1, y - scale * 30),
                        gr.Point(x + scale * 101, y - scale * 40))
    ltbrown = gr.color_rgb(176, 133, 85)
    roof.setFill(ltbrown)
    shapes.append(roof)

    smokestack = gr.Rectangle(gr.Point(x, y),
                              gr.Point(x + scale * 10, y - scale * 100))
    rstbrwn = gr.color_rgb(136, 96, 90)
    smokestack.setFill(rstbrwn)
    shapes.insert(0, smokestack)

    return shapes
Beispiel #22
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def main():
    # assign to win a GraphWin object made with title, width, height, and the value False
    win = gr.GraphWin("rocketship!", 600, 600, False)
    # (note the final parameter is not one we have used before. It makes it so the
    # window doesn't attempt to redraw after every change).

    # assign to shapes an empty list
    shapes = []

    # assign to c a new Circle object at (250, 250) with radius 10
    c = gr.Circle(gr.Point(250, 250), 10)
    # call the draw function of the circle object stored in c
    c.draw(win)
    # append the variable c to the list shapes
    shapes.append(c)
    # while True
    while True:
        # call time.sleep with a half-second delay (0.5)
        time.sleep(0.5)
        # for each thing in shapes
        for thing in shapes:
            # assign to dx a random integer between -10 and 10
            dx = random.randint(-10, 10)
            # assign to dy a random integer between -10 and 10
            dy = random.randint(-10, 10)
            # call the move method of the object referred to by thing, passing in dx and dy
            thing.move(dx, dy)

            #color
            r = random.randint(0, 255)
            g = random.randint(0, 255)
            b = random.randint(0, 255)
            color = gr.color_rgb(r, g, b)
            thing.setFill(color)

            #clone
            if random.random() < 0.2:
                oldthing = random.choice(shapes)
                newthing = oldthing.clone()
                newthing.draw(win)
                shapes.append(newthing)

        # tell the window to update its display (call win.update())
        win.update()

        # if win.checkMouse() is not None
        if win.checkMouse() is not None:
            break
        # break out of the while loop

    # close the window
    win.close()
Beispiel #23
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def spaceship_animate(shapes, frame_num, win):
    '''given the spaceship list, a frame number, and a window, it draws the spaceship in the window for the given frame number'''

    p1 = shapes[0].getP1()

    p2 = shapes[0].getP2()

    dx = p2.getX() - p1.getX()

    newx = (p1.getX() + p2.getX()) / 2

    newy = p1.getY()

    for i in range(2):

        c = gr.Circle(gr.Point(newx, newy), 0.4 * dx)

        r = random.randint(0, 255)
        g = random.randint(0, 255)
        b = random.randint(0, 255)
        color = gr.color_rgb(r, g, b)
        c.setFill(color)

        c.draw(win)

        shapes.append(c)

    for item in shapes[:4]:

        item.move(0, -dx * 0.25)

    count = 4

    for item in shapes[4:]:

        c = item.getCenter()

        if c.getY() < newy + 5 * dx:
            if count % 2 == 0:
                item.move(random.randint(-5, -1), dx * 0.5)

            else:
                item.move(random.randint(1, 5), dx * 0.5)

        else:

            item.undraw()
            shapes.pop(count)
            count = count - 1
        count = count + 1
Beispiel #24
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def main():
    win=g.GraphWin("My window", 1000, 600)

    x=0
    y=0
    scale=1
    for i in range(30):
        cc1 = g.Circle(g.Point(x + 260 * (random.uniform(1,3)) * scale, y + 250 * (random.uniform(1,1.2)) * scale),
                       random.uniform(5,10))
        cc1.setFill("green")
        cc2 = g.Circle(g.Point(x + 260 * random.uniform(1, 2) * scale, y - 250 * random.uniform(1, 2) * scale),
                          random.uniform(10, 20))
        cc2.setFill("green")

        test4 = [cc1, cc2]

        for thing in test4:
            thing.draw(win)

        cc1.draw(win)

    win.getMouse()
    win.close()
Beispiel #25
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def init_card(win):
    cards = []
    #create Rectangle objects for cards and exit button
    for i in range(6):
        for j in range(7):
            card = gr.Rectangle(gr.Point(60 + 100 * j, 50 + 120 * i),
                                gr.Point(140 + 100 * j, 150 + 120 * i))
            cards.append(card)

    exit = gr.Rectangle(gr.Point(600, 10), gr.Point(650, 30))

    #draw cards
    for card in cards:
        card.setFill("white")
        card.draw(win)

    #show text for exit button
    exit.setFill("white")
    exit.draw(win)
    text = gr.Text(gr.Point(625, 20), "Exit")
    text.setFill("black")
    text.draw(win)
    return cards, exit
def main():
    win = gr.GraphWin( 'balls colliding', 500, 500, False )

    ball1 = pho.Ball( win, 20 )
    ball2 = pho.Ball( win, 20 )
    ball1.setPosition( [200, 200] )
    ball2.setPosition( [300, 200] )

    # set up velocity and acceleration so they collide
    ball1.setVelocity( [200, 200] )
    ball2.setVelocity( [-200, 200] )
    ball1.setAcceleration( [0, -200] )
    ball2.setAcceleration( [0, -200] )
    ball1.draw()
    ball2.draw()

    txt = gr.Text( gr.Point( 250, 50), "Click to continue" )
    txt.setSize( 16 )
    txt.draw(win)
    win.getMouse()

    # loop for some time and check for collisions
    dt = 0.01
    for frame in range(120):
        if not coll.collision_ball_ball( ball1, ball2, dt ):
            ball1.update(dt)
        else:
            txt.setText( "Boom!" )

        if not coll.collision_ball_ball( ball2, ball1, dt ):
            ball2.update(dt)
        
        win.update()
        time.sleep(0.5*dt)
        if win.checkMouse() != None:
            break

    txt.setText('Click to quit')
    win.getMouse()

    txt.setText('See ya')
    win.update()
    time.sleep(0.2)
    
    win.close()
Beispiel #27
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def main(argv):
    # create a window
    win = gr.GraphWin("My window", 500, 500)

    print("argument1 ", argv[1])
    # create a circle
    c = gr.Circle(gr.Point(int(argv[2]), int(argv[3])), int(argv[1]))

    c.setFill(gr.color_rgb(100, 30, 100))

    # draw the circle inot the window
    c.draw(win)

    # pause until user gets mouse
    win.getMouse()
    win.close()

    return
Beispiel #28
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def main( argv ):

    # create a window
    win = gr.GraphWin( "My window", 500, 500 )

    # create a circle
    c = gr.Circle( gr.Point( 250, 250 ), 10 )

    # draw the circle into the window
    c.move( 50, -40 ) # relative move to a new location
    c.draw( win ) # draw into the window
    win.getMouse() # pause
    c.setFill( "green" ) # make the circle green
    win.getMouse() # pause
    c.undraw() # undraw the circle
    
    # pause until the user clicks the mouse
    win.getMouse()
    win.close() # close window

    return
Beispiel #29
0
def main():
    win = gr.GraphWin("Press a key", 400, 400, False)
    shapes = []
    c = gr.Circle(gr.Point(250, 250, 10))
    c.draw(win)
      
    shapes.append(c)
      
    while True
        time.sleep(0.5)
        for thing in shapes:
            dx=random.randInt(-10,10)
            dy = random.randInt(-10,10)
            thing.move(dx,dy)
        
        win.update()
        
        if win.checkMouse()
            break
            
    win.close()    
Beispiel #30
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def main():
    '''
	  Draws circles with radius 10 in random colors and in
	  random places in the window of given title and size
	  until mouse is clicked in the window.
	'''
    win = gr.GraphWin('Press a key', 400, 400, False)

    shapes = []

    c = gr.Circle(gr.Point(250, 250), 10)
    c.draw(win)
    shapes.append(c)

    while True:
        time.sleep(0.5)
        for thing in shapes:
            r = random.randrange(0, 255)
            g = random.randrange(0, 255)
            b = random.randrange(0, 255)
            color = gr.color_rgb(r, g, b)
            thing.setFill(color)
            dx = random.randint(-10, 10)
            dy = random.randint(-10, 10)
            thing.move(dx, dy)
    if random.random() < 0.2:
        oldthing = random.choice(shapes)
        newthing = oldthing.clone()
        newthing.draw(win)
        shapes.append(newthing)

    win.update()

    if win.checkMouse():
        break

    win.close()