142 lines
4.1 KiB
Python
142 lines
4.1 KiB
Python
#!/usr/bin/env python
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import board
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import adafruit_dotstar
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import config
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import ast
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from time import sleep
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from math import ceil
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from adafruit_led_animation.helper import PixelSubset
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from adafruit_led_animation.animation.rainbowchase import RainbowChase
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from adafruit_led_animation.animation.pulse import Pulse
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from adafruit_led_animation.animation.comet import Comet
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from adafruit_led_animation.animation.blink import Blink
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from adafruit_led_animation.color import PURPLE
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from adafruit_led_animation.group import AnimationGroup
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from adafruit_led_animation.sequence import AnimationSequence
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time_int = 0.5
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class KilnStatus:
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def __init__(self, status_fp):
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self.state = 'STARTUP'
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self.heat = False
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self.temp = 0.0
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self.target = 0.0
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self.runtime = 0.0
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self.totaltime = 0.0
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self.delay = 0.5
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self.status_fp = status_fp
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self.speed = 0.1
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def check_status(self):
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with open(self.status_fp, 'r') as f:
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status = ast.literal_eval(f.readline().strip())
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self.state = status['state']
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self.heat = status['heat']
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self.temp = status['temperature']
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self.target = status['target']
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self.totaltime = status['totaltime']
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self.runtime = status['runtime']
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# {'runtime': 0,
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# 'temperature': 78.41890624999999,
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# 'target': 0,
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# 'state': 'IDLE',
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# 'heat': 0,
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# 'totaltime': 0,
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# 'kwh_rate': 0.1319,
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# 'currency_type': '$',
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# 'profile': None,
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# 'pidstats': {}}
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def update_status(kiln_status):
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"""Monitor button that reverses rainbow direction and changes blink speed.
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Assume button is active low.
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"""
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kiln_status.check_status()
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def task_strip_top(pixels, kiln_status):
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while True:
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if kiln_status.state == 'STARTUP':
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top = RainbowChase(pixels,
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kiln_status.speed,
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size=2,
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spacing=3,
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reverse=False,
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step=8)
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elif kiln_status.state == 'IDLE':
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top = Pulse(pixels,
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kiln_status.speed,
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(135, 135, 135),
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period=5)
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elif kiln_status.state == 'RUNNING':
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top = Comet(pixels,
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kiln_status.speed,
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(120, 200, 180),
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tail_length=10,
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reverse=False,
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bounce=False,
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ring=True)
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elif kiln_status.state == 'EMERGENCY RESET':
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top = Blink(pixels,
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0.7,
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(255, 0, 0))
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return(top)
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def task_strip_right(pixels, kiln_status):
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r_blink = Blink(pixels, speed=0.5, color=PURPLE)
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return(r_blink)
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def main():
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# setup
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status_fp = config.status_file
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kiln_status = KilnStatus(status_fp)
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dotstar_num = config.dotstar_num = 27
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dotstar_clk = config.gpio_dotstar_clk = 19 # pin 35
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dotstar_dat = config.gpio_dotstar_dat = 13 # pin 33
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pixels = adafruit_dotstar.DotStar(getattr(board, 'D%s' % dotstar_clk),
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getattr(board, 'D%s' % dotstar_dat),
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dotstar_num)
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substrip_len = ceil(dotstar_num/3.0)
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strip_left = PixelSubset(pixels,
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0,
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substrip_len)
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strip_right = PixelSubset(pixels,
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dotstar_num - substrip_len,
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dotstar_num)
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strip_top = PixelSubset(pixels,
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substrip_len,
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dotstar_num - substrip_len)
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l_blink = Blink(strip_left, speed=0.5, color=PURPLE)
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animations = AnimationSequence(
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AnimationGroup(
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l_blink
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# task_strip_right(strip_right, kiln_status),
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# task_strip_top(strip_top, kiln_status)
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))
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while True:
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kiln_status.check_status()
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animations.animate()
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sleep(time_int)
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if __name__ == "__main__":
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main()
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