def update(self):
for event in pygame.event.get():
if event.type not in (KEYUP, KEYDOWN):
continue
if event.key == K_SPACE:
if event.type == KEYDOWN: self.callbacks["button"]()
continue
if event.type == KEYDOWN:
self.keys.append(event.key)
if event.type == KEYUP:
self.keys.remove(event.key)
center = self.locations[self.center]
offset = Vector.null(); instructions = 0
for key in self.keys:
try:
offset += self.locations[key]
instructions += 1
except KeyError:
pass
try:
offset = offset / instructions
direction = offset - center
except ZeroDivisionError:
direction = Vector.null()
self.callbacks["motion"](direction)
def __init__(self, gui):
Controller.__init__(self, gui)
self.direction = Vector.null()
self.controls = {
K_RETURN : self.button_event,
K_UP : lambda type: self.motion_event(type, 0, -1),
K_DOWN : lambda type: self.motion_event(type, 0, 1),
K_LEFT : lambda type: self.motion_event(type, -1, 0),
K_RIGHT : lambda type: self.motion_event(type, 1, 0) }
def __init__(self):
self.acceleration = Vector.null()