def __init__(self,
led,
vis_list=None,
steps_per_vis=None,
bins=64,
max_freq=4000,
log_scale=True,
auto_gain=False,
gain=3):
super(Spectrum, self).__init__(led)
self.source = EQ(bins=bins,
max_freq=max_freq,
log_scale=log_scale,
auto_gain=auto_gain,
gain=gain)
self.draw_obj = None
self.steps_per_vis = steps_per_vis
self.vis_dict = {}
for v in DEFAULT_VIS_LIST:
self.vis_dict[v.__name__] = v(self)
self.vis_list = vis_list
if not self.vis_list:
self.vis_list = [v.__name__ for v in DEFAULT_VIS_LIST]
self.cur_vis = len(self.vis_list)
self.next_draw_obj()
