def cycle_themes(lifx: Group,
*themes: ColorTheme,
rotate_secs: Optional[int] = 60,
duration_mins: Optional[int] = 20,
transition_secs=5,
all_lights=True):
"""
set lights to theme every `rotate_secs`.
will round robin `themes`.
rotation still works on one theme as it will re-assign the theme each `rotate_secs`
"""
end_time = arrow.utcnow().shift(minutes=duration_mins or 100000)
themes = [colors_to_theme(t) for t in themes]
with lifx.reset_to_orig():
for t in cycle(themes):
if arrow.utcnow() > end_time:
return
lifx.set_theme(t,
power_on=all_lights,
duration=transition_secs * 1000)
if rotate_secs:
sleep(rotate_secs)
else:
sleep(duration_mins * 60 or 10000)
def breathe(lifx: Group,
breath_time_secs=8,
min_brightness_pct=30,
max_brightness_pct=60,
colors: Optional[ColorTheme] = None,
duration_mins: Optional[Union[int, float]] = 20):
"""whatever lights you pass in will breathe"""
theme = colors_to_theme(colors)
half_period_ms = int(breath_time_secs * 1000.0)
sleep_time = breath_time_secs
duration_secs = duration_mins * 60 or float('inf')
min_brightness = min_brightness_pct / 100.0 * 65535
max_brightness = max_brightness_pct / 100.0 * 65535
with lifx.reset_to_orig(half_period_ms):
lifx.set_brightness(max_brightness, duration=2000)
if theme:
lifx.set_theme(theme)
print("Breathing...")
try:
start_time = time()
while True:
with lifx.reset_to_orig(half_period_ms):
lifx.set_brightness(min_brightness, half_period_ms)
sleep(sleep_time)
sleep(sleep_time)
if time() - start_time > duration_secs:
raise KeyboardInterrupt
except KeyboardInterrupt:
print("Restoring original color and power to all lights...")