def move(self):
''' alien ship is moving on screen and drop fuel
to help us to land on the moon (or bomb to distory us )
'''
if not self.object_dropped:
if self.path.approach:
self.object_dropped = 1
elif not self.is_on_screen(100):
self.reset()
Image.move(self)
def create_earth(self):
"""
create earth from image.
set random position for this element
"""
planet_img = None
choice = random.randrange(1, 20)
if choice <= 10:
planet_img = conf.IMG_PLANETS[0]
else:
planet_img = conf.IMG_PLANETS[1]
img = Image(filename=planet_img)
img.set_random_position()
''' draw image on screen '''
earth = StaticObject(self.window, img)
earth.draw()
def __init__(self, filename, pos):
img = Image(filename=filename, colorkey=TRANSPARENT2)
img.set_position(pos)
StaticObject.__init__(self, sprite=img)
self.draw()
def __init__(self):
Image.__init__(self, filename=conf.IMG_GIFT)
obj_path = AccelerationPath(startLocation=(-100,-100))
self.set_path(obj_path)
self.path.set_gravity(0, 0.00013)
self.bomb = False
def __init__(self):
Image.__init__(self, filename=conf.IMG_ALIEN_SHIP)
self.set_position(-90, -90)
self.object_dropped = 0
self.set_path(AlienShipPath())
