def __getitem__(self, n):
"Return a frame as an Image instance"
if n != self._current[0]:
self._current = n, self._costumes[n].img
img = self._current[1]
srf = img.original
if self.alpha and not hasAlpha(srf):
img = Image(srf.convert_alpha())
self._current = n, img
return img.config(size=self.size, angle=self.angle)
def __init__(self, size=(128,16), knob="grey", lower=0, upper=1, steps=0):
super().__init__(size)
self.steps = steps
if not isinstance(knob, Graphic): knob = Image(self._knobSize(), knob)
self += knob.bind(ondrag=_knobDrag, onrelease=_knobRelease)
self.knob = knob.config(_dragRel=None)
if upper < lower:
self._flip = True
upper, lower = lower, upper
else: self._flip = False
self.lower = lower
self.upper = upper
self.val = lower
def __getitem__(self, n):
"Return a frame as an Image instance, or a slice as a new Video instance"
if type(n) is slice:
r = range(n.start, n.stop, n.step) if n.step else range(n.start, n.stop)
return self.clip(r)
if n != self._current[0]:
self._current = n, self._costumes[n].img
img = self._current[1]
srf = img.original
if self.alpha and not hasAlpha(srf):
img = Image(srf.convert_alpha())
self._current = n, img
return img.config(size=self.size, angle=self.angle)