70 lines
1.8 KiB
Python
70 lines
1.8 KiB
Python
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#!/usr/bin/env python3
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import os
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import sys
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import random
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import pygame
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class SpotDisplay:
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FRAMES = 5
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PATH = [
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*((8 * 1, 8 * i) for i in range(1, 4)),
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*((8 * i, 8 * 3) for i in range(2, 9)),
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*((8 * 8, 8 * i) for i in range(2, 0, -1)),
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*((8 * i, 8 * 1) for i in range(7, 1, -1)),
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]
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def __init__(self, width: int, height: int, debug: bool = False):
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self.width = width
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self.height = height
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self.debug = debug
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pygame.init()
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if not self.debug:
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self.screen = pygame.Surface((self.width, self.height), flags=pygame.SRCALPHA, depth=32)
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else:
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self.screen = pygame.display.set_mode((self.width, self.height))
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self.clock = pygame.time.Clock()
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self.i = 0
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self.stop = None
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self.sleep = 0
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def display(self):
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while True:
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self.clock.tick(self.FRAMES)
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if self.sleep:
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self.sleep -= 1
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continue
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self.screen.fill((0, 0, 0, 120))
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pygame.draw.rect(self.screen, (0, 0, 0, 255), pygame.Rect(*self.PATH[self.i], 8, 8))
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self.i = (self.i + 1) % len(self.PATH)
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if self.stop == 0 or self.stop is None:
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if self.stop is not None:
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self.sleep = 7 * self.FRAMES
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self.stop = random.randint(8 * self.FRAMES, 20 * self.FRAMES)
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self.stop -= 1
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if not self.debug:
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os.write(1, pygame.image.tostring(self.screen, "RGBA"))
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else:
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pygame.display.flip()
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if __name__ == "__main__":
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try:
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Nx = int(sys.argv[1]) # Breite des Displays
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Ny = int(sys.argv[2]) # Höhe des Displays
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debug = False
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except IndexError:
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Nx, Ny = 80, 40
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debug = True
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SpotDisplay(Nx, Ny, debug).display()
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