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Merge pull request #2285 from adafruit/clue_neopixels
Adding code for the PyLeap CLUE NeoPixels
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‎PyLeap_CLUE_BLE_NeoPixels/code.py‎

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# SPDX-FileCopyrightText: 2020 Kattni Rembor for Adafruit Industries
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# SPDX-FileCopyrightText: 2020 Erin St Blaine for Adafruit Industries
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#
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# SPDX-FileCopyrightText: 2022 Liz Clark for Adafruit Industries (Adapted for CLUE)
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#
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# SPDX-License-Identifier: MIT
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# pylint: disable=attribute-defined-outside-init
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# pylint: disable=too-few-public-methods
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import board
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import neopixel
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import displayio
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import terminalio
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from adafruit_display_text import label
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from rainbowio import colorwheel
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from adafruit_display_shapes.rect import Rect
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from adafruit_led_animation.animation.solid import Solid
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from adafruit_led_animation.animation.comet import Comet
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from adafruit_led_animation.animation.rainbow import Rainbow
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from adafruit_led_animation.animation.rainbowcomet import RainbowComet
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from adafruit_led_animation.animation.sparkle import Sparkle
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from adafruit_led_animation.animation.sparklepulse import SparklePulse
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from adafruit_led_animation.sequence import AnimationSequence
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from adafruit_led_animation.group import AnimationGroup
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from adafruit_led_animation.animation import Animation
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from adafruit_led_animation.sequence import AnimateOnce
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from adafruit_led_animation.color import (
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AMBER,
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ORANGE,
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WHITE,
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RED,
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BLACK
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)
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from adafruit_ble import BLERadio
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from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
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from adafruit_ble.services.nordic import UARTService
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from adafruit_bluefruit_connect.packet import Packet
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from adafruit_bluefruit_connect.button_packet import ButtonPacket
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from adafruit_bluefruit_connect.color_packet import ColorPacket
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NUM_LEDS = 60 # change to reflect your LED strip
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NEOPIXEL_PIN = board.D0 # change to reflect your wiring
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# Declare a NeoPixel object on NEOPIXEL_PIN with NUM_LEDS pixels,
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# no auto-write.
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# Set brightness to max, we'll control it later in the code
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pixels = neopixel.NeoPixel(NEOPIXEL_PIN, NUM_LEDS, brightness=1.0,
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auto_write=False,
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)
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ble = BLERadio()
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uart_service = UARTService()
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advertisement = ProvideServicesAdvertisement(uart_service)
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display = board.DISPLAY
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clue_group = displayio.Group()
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rect = Rect(0, 0, 240, 240, fill=0x0)
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clue_group.append(rect)
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text_area = label.Label(terminalio.FONT, text="CONNECT TO BLE", color=WHITE)
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text_area.anchor_point = (0.5, 0.5)
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text_area.anchored_position = (240 / 2, 240 / 2)
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text_area.scale = 2
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clue_group.append(text_area)
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display.show(clue_group)
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class RainbowFade(Animation):
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''' fades the entire strip through the whole spectrum '''
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_color_index = 150 # choose start color (0-255)
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def __init__(self, pixel_object, speed, name): # define animation
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super().__init__(pixel_object, speed=speed, color=WHITE, name=name)
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def draw(self): # draw the animation
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''' fades the entire strip through the whole spectrum '''
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self.color = colorwheel(self._color_index + 1)
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self._color_index = (self._color_index + 1) % 256
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self.fill(self.color)
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# ANIMATION DEFINITIONS --
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# create as many animations as you'd like and define their attributes here.
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# They can be a single line or a group of animations - the groups will play
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# at the same time, overlaid on top of each other.
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readingLight = Solid(pixels, color=0xFF7D13, name="reading light") #warm white color HEX code
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brightWhite = Solid(pixels, color=(150, 150, 150), name="bright white")
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rainbow = Rainbow(pixels, speed=0.1, period=10, step=0.5, name="rainbow")
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rainbowfade = RainbowFade(pixels, speed=0.4, name="rainbowfade")
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powerup = RainbowComet(pixels, speed=0, tail_length=50, bounce=False, name="rainbow comet")
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off = Solid(pixels, color=BLACK, name="off")
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#startup animation will play just once
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startup = AnimateOnce(powerup)
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#starrynight and fire are animation groups with layered effects.
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starrynight = AnimationGroup(
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SparklePulse(pixels, speed=0.01, color=(0, 0, 150), period=1),
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Comet(pixels, speed=0, tail_length=8, color=(150, 150, 150), bounce=False),
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name = "starrynight")
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fire = AnimationGroup(
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Comet(pixels, speed=0, tail_length=1, color=BLACK),
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Sparkle(pixels, speed=0.1, num_sparkles=10, color=AMBER),
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Sparkle(pixels, speed=0.1, num_sparkles=10, color=RED),
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Sparkle(pixels, speed=0.1, num_sparkles=20, color=ORANGE),
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Sparkle(pixels, speed=0.1, num_sparkles=5, color=0xFF7D13),
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Sparkle(pixels, speed=0.1, num_sparkles=10, color=BLACK),
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name = "fire"
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)
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# Here is the animation playlist where you set the order of modes
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animations = AnimationSequence(
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readingLight,
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fire,
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rainbow,
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starrynight,
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rainbowfade,
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brightWhite,
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auto_clear=True,
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)
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current_color = BLACK
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MODE = 0
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while True:
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if MODE == 0: # If currently off...
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startup.animate()
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while startup.animate():
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pass
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MODE = 3
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# Advertise when not connected
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elif MODE >= 1: # If not OFF MODE...
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ble.start_advertising(advertisement)
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while not ble.connected:
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text_area.text = "CONNECT TO BLE"
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if MODE == 2:
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pass
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elif MODE == 1:
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animations.animate()
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# Now we're connected
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while ble.connected:
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if uart_service.in_waiting:
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packet = Packet.from_stream(uart_service)
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# Color Picker Functionality
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if isinstance(packet, ColorPacket):
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MODE = 2
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# Set all the pixels to one color and stay there.
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pixels.fill(packet.color)
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pixels.show()
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text_area.text = str(packet.color)
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# Control Pad Functionality
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elif isinstance(packet, ButtonPacket):
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if packet.pressed:
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if packet.button == ButtonPacket.BUTTON_1:
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MODE = 1
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animations.activate(1)
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elif packet.button == ButtonPacket.BUTTON_2:
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MODE = 1
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animations.activate(2)
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elif packet.button == ButtonPacket.BUTTON_3:
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MODE = 1
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animations.activate(3)
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elif packet.button == ButtonPacket.BUTTON_4:
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MODE = 1
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animations.activate(4)
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# change the mode with right arrow
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elif packet.button == ButtonPacket.RIGHT:
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MODE = 1
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animations.next()
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elif packet.button == ButtonPacket.LEFT:
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MODE = 4
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off.animate()
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#change the brightness with up and down arrows
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elif packet.button == ButtonPacket.UP:
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pixels.brightness = pixels.brightness + 0.1
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pixels.show()
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if pixels.brightness > 1:
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pixels.brightness = 1
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elif packet.button == ButtonPacket.DOWN:
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pixels.brightness = pixels.brightness - 0.1
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pixels.show()
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if pixels.brightness < 0.1:
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pixels.brightness = 0.1
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if MODE == 1:
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text_area.text = str(animations.current_animation.name)
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if MODE == 4:
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text_area.text = str(off.name)
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if MODE == 1:
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animations.animate()
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if MODE == 3:
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text_area.text = "CONNECTED"
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if MODE == 4:
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animations.freeze()

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