class Camera(GameObject):
def __init__(self, rect=None):
super(Camera, self).__init__()
if rect is None:
rect = Window().rect
self._frame = ExtRect(rect)
self._last_frame = None#ExtRect(rect)
self._updateQuadGroupFromRect = SpriteFactory().updateQuadGroupFromRect
self._dx, self._dy = 0, 0
@property
def frame(self): return self._frame
@property
def delta(self): return (self._dx, self._dy)
def update(self, *args, **kwargs):
self._updateQuadGroupFromRect(self._frame)
#tick = kwargs["tick"]
quadgroup = SpriteFactory().quadgroup
if (self._last_frame != self._frame) and (quadgroup is not None):
for spr in quadgroup.sprites():
spr.rect.move_ip(self._dx + spr.position.left - spr.rect.left,
self._dy + spr.position.top - spr.rect.top)
spr.dirty = 1
quadgroup.dontSeekDirtiesNextTime()
self._last_frame = self._frame.copy()
def moveIP(self, dx, dy):
#dx, dy = dx / BOX2D_UNITS_SYSTEM, dy / BOX2D_UNITS_SYSTEM
self._frame.move_ip(-dx, -dy)
self._dx += dx
self._dy += dy
def __init__(self, rect=None):
super(Camera, self).__init__()
if rect is None:
rect = Window().rect
self._frame = ExtRect(rect)
self._last_frame = None#ExtRect(rect)
self._updateQuadGroupFromRect = SpriteFactory().updateQuadGroupFromRect
self._dx, self._dy = 0, 0
