def pulseEffect(duration, brightness = None):
"""
pulses a random color over the given duration
@param duration: duration of a full pulse in seconds
@param brightness: brightness of the transition colors
"""
with ledstrip.ledstrip() as ls:
src = (0, 0, 0)
while True:
dst = randomColor(brightness = brightness)
transitionAll(ls, src, dst, duration / 2.0)
transitionAll(ls, dst, src, duration / 2.0)
def xtreeEffect(duration, brightness = None):
"""
pulses each individual light from black to a random color
and back over the given duration
@param duration: duration of a full pulse in seconds
@param brightness: brightness of the transition colors
"""
with ledstrip.ledstrip() as ls:
src = [randomColor(brightness = brightness) for _l in range(ledstrip.NLIGHTS)]
while True:
dst = [randomColor(brightness = brightness) for _l in range(ledstrip.NLIGHTS)]
transition(ls, src, dst, duration)
src = dst
def lavaEffect(duration, brightness = None):
"""
Produces a lava lamp-like effect by transitioning the whole strip from a random
color to another random color, and then from the latter to another random color,
and so forth. Each transition is carried on over the given duration.
@param duration: duration of a single transition in seconds
@param brightness: brightness of the transition colors
"""
with ledstrip.ledstrip() as ls:
src = randomColor(saturation = 1.0, brightness = brightness)
while True:
dst = randomColor(saturation = 1.0, brightness = brightness)
transitionAll(ls, src, dst, duration)
src = dst
from flask import Flask, render_template, redirect, jsonify
from ledstrip import ledstrip
app = Flask(__name__)
leds = ledstrip()
@app.route('/')
def homepage():
return render_template('index.html')
@app.route('/on', methods=['POST', 'GET'])
def on():
print('On')
leds.on()
return jsonify(result="On")
@app.route('/off', methods=['POST', 'GET'])
def off():
print('Off')
leds.off()
return jsonify(result="Off")
@app.route('/setcolor/<color>', methods=['POST', 'GET'])
def setColor(color):
leds.set_color(color)
print("Color: {}".format(color))
return jsonify(result=color)