76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
# SPDX-FileCopyrightText: 2020 Kattni Rembor for Adafruit Industries
|
|
#
|
|
# SPDX-License-Identifier: MIT
|
|
|
|
"""
|
|
`adafruit_led_animation.animation.sparklepulse`
|
|
================================================================================
|
|
|
|
Sparkle-pulse animation for CircuitPython helper library for LED animations.
|
|
|
|
* Author(s): dmolavi
|
|
|
|
Implementation Notes
|
|
--------------------
|
|
|
|
**Hardware:**
|
|
|
|
* `Adafruit NeoPixels <https://www.adafruit.com/category/168>`_
|
|
* `Adafruit DotStars <https://www.adafruit.com/category/885>`_
|
|
|
|
**Software and Dependencies:**
|
|
|
|
* Adafruit CircuitPython firmware for the supported boards:
|
|
https://circuitpython.org/downloads
|
|
|
|
|
|
"""
|
|
|
|
from adafruit_led_animation.animation.sparkle import Sparkle
|
|
from adafruit_led_animation.pulse_generator import pulse_generator
|
|
|
|
|
|
class SparklePulse(Sparkle):
|
|
"""
|
|
Combination of the Sparkle and Pulse animations.
|
|
|
|
:param pixel_object: The initialised LED object.
|
|
:param int speed: Animation refresh rate in seconds, e.g. ``0.1``.
|
|
:param color: Animation color in ``(r, g, b)`` tuple, or ``0x000000`` hex format.
|
|
:param period: Period to pulse the LEDs over. Default 5.
|
|
:param breath: Duration to hold minimum and maximum intensity. Default 0.
|
|
:param max_intensity: The maximum intensity to pulse, between 0 and 1.0. Default 1.
|
|
:param min_intensity: The minimum intensity to pulse, between 0 and 1.0. Default 0.
|
|
"""
|
|
|
|
# pylint: disable=too-many-arguments
|
|
def __init__(
|
|
self,
|
|
pixel_object,
|
|
speed,
|
|
color,
|
|
period=5,
|
|
breath=0,
|
|
max_intensity=1,
|
|
min_intensity=0,
|
|
name=None,
|
|
):
|
|
self._period = period
|
|
self.breath = breath
|
|
self.min_intensity = min_intensity
|
|
self.max_intensity = max_intensity
|
|
dotstar = len(pixel_object) == 4 and isinstance(pixel_object[0][-1], float)
|
|
super().__init__(
|
|
pixel_object, speed=speed, color=color, num_sparkles=1, name=name
|
|
)
|
|
self._generator = pulse_generator(self._period, self, dotstar_pwm=dotstar)
|
|
|
|
def _set_color(self, color):
|
|
self._color = color
|
|
|
|
def draw(self):
|
|
self._sparkle_color = next(self._generator)
|
|
super().draw()
|
|
|
|
def after_draw(self):
|
|
self.show()
|