class Light(object):
def __init__(self):
self.led_strip = LEDStrip(config.LED_COUNT)
self.led_strip.set_master_brightness(0.9)
self.led_strip.all_off()
self.colors = {user['color']: False for user in config.USERS}
def change_color(self, color, on):
self.colors[color] = on
self.update_light()
def update_light(self):
on_colors = [color for color, on in self.colors.items() if on]
if len(on_colors) > 0:
color = tuple(int(sum(x) / len(x)) for x in zip(*on_colors))
self.led_strip.fill_rgb(*color)
else:
self.led_strip.fill_off()
self.led_strip.update()
from raspledstrip.ledstrip import LEDStrip from raspledstrip.LPD8806 import LPD8806SPI from raspledstrip.animation import AlertStrobe, FillFromCenter, BreathingLight from raspledstrip.color import Color led_strip = LEDStrip(LPD8806SPI(36)) led_strip.all_off() alert_color = Color(255, 0, 0, 1.0) fill_animation = FillFromCenter(led_strip, alert_color) fill_animation.run(1, 30, 18) alert_animation = AlertStrobe(led_strip, alert_color) alert_animation.run(1, 20, 24) led_strip.all_off() fill_animation = BreathingLight(led_strip, 0, 255, 0, 0.1, 1.0, 0, 0) fill_animation.run(1, 30, 1000) led_strip.all_off()
# render label into image draw area
draw = ImageDraw.Draw(imgOut)
for i in range(n):
draw.text((0, sizey * i), label * n, fill=fgcolor, font=font)
if rotate_angle:
imgOut = imgOut.rotate(rotate_angle)
return imgOut
def show_text(led, text, x_offset=0, y_offset=0, sleep=0.5):
for char in text:
img = txt2img(char)
arr = np.array(img.getdata()).reshape(img.size[::-1]).T[::, ::-1]
for x, y in np.argwhere(arr < 100):
led_num = xy_to_led_coordinates(x + x_offset, y - y_offset)
led.set(led_num, color_hex("#6bc325"))
led.update()
time.sleep(sleep)
led.all_off()
if __name__ == '__main__':
led = LEDStrip(100)
led.all_off()
show_text(led, 'NEVER GRADUATE!', x_offset=3, y_offset=1)
# render label into image draw area
draw = ImageDraw.Draw(imgOut)
for i in range(n):
draw.text((0, sizey*i), label*n, fill=fgcolor, font=font)
if rotate_angle:
imgOut = imgOut.rotate(rotate_angle)
return imgOut
def show_text(led, text, x_offset=0, y_offset=0, sleep=0.5):
for char in text:
img = txt2img(char)
arr = np.array(img.getdata()).reshape(img.size[::-1]).T[::, ::-1]
for x, y in np.argwhere(arr < 100):
led_num = xy_to_led_coordinates(x+x_offset, y-y_offset)
led.set(led_num, color_hex("#6bc325"))
led.update()
time.sleep(sleep)
led.all_off()
if __name__ == '__main__':
led = LEDStrip(100)
led.all_off()
show_text(led, 'NEVER GRADUATE!', x_offset=3, y_offset=1)