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38 lines
1.1 KiB
38 lines
1.1 KiB
from lib.Program import Program |
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from rpi_ws281x import Color |
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import time |
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def name(): |
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return 'Christmas Lights' |
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class ChristmasLights(Program): |
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def christmas_pattern(self, offset, segment_length=2): |
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RED = Color(255, 0, 0) |
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GREEN = Color(0, 255, 0) |
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WARM_WHITE = Color(200, 180, 60) |
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colors = [RED, GREEN, WARM_WHITE] |
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totalLength = self._lm.count_pixels() |
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for i in range(totalLength): |
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color_index = ((i + offset) // segment_length) % len(colors) |
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self._lm.set_pixel_color(i, colors[color_index]) |
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self._lm.show() |
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return len(colors) * segment_length |
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def run(self, args=None): |
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# Fsr the application in the run file is different from |
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# the configuration in the Program and ProgramLoading files |
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loop = args.get("loop", False) if args else False |
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offset = 0 |
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segment_length = 2 |
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while self.get_loop().status(): |
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self._lm.get_tempo().wait() |
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cycle_limit = self.christmas_pattern(offset, segment_length) |
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offset = (offset + 1) % cycle_limit |
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if not loop: |
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break
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