def generator(self, leds, params):
while True:
pattern = self.patterns[randint(0, len(self.patterns) - 1)]
pat = ledPatternFactory(pattern, self.cols, self.rows)
iParams = Params(pat.editor)
iParams.randomize(pat.editor)
gen = pat.generator(leds, iParams)
endTime = time() + params.minutes * 60.0
try:
while time() < endTime:
yield next(gen)
except StopIteration:
pass
def handle(self):
req = self.rfile.readline().strip()
cmd, pattern, p = json.loads(req)
if cmd == 'pattern':
params = Params()
params.update(p)
logging.info("Request: %s %s %s" % (cmd, pattern, params))
pat = ledPatternFactory(pattern, LED_COLUMNS, LED_ROWS)
self.ledThread.setPattern(pat, params)
elif cmd == 'status':
pass
elif cmd == 'restart':
self.server.stop()
self.wfile.write(
bytes(json.dumps(self.ledThread.status()) + '\n',
encoding='utf-8'))
def lightsPage():
cstuff = cgistuff('Lights', jQuery=True)
form = request.forms
ledPattern = form.method if form.method in ledPatterns else ledPatterns[0]
pattern = ledPatternFactory(ledPattern, LED_COLUMNS, LED_ROWS)
d = Dialog(pattern.editor, form, None, autoSubmit=True)
params = d.getParams()
if form.method:
with ledapi.ledapi() as led:
led.setPattern(ledPattern, params)
return [
cstuff.standardTopStr(),
template('lights-page',
pattern=ledPattern,
ledPatterns=ledPatterns,
editor=d.html()),
cstuff.endBodyStr()
]
def _lightsOff(self):
pattern = ledPatternFactory('Off', LED_COLUMNS, LED_ROWS)
params = Params(pattern.editor)
with ledapi.ledapi() as led:
led.setPattern('Off', params)
def _lightsRandom(self):
pattern = ledPatternFactory('RandomLights', LED_COLUMNS, LED_ROWS)
params = Params(pattern.editor)
params['minutes'] = 2.0
with ledapi.ledapi() as led:
led.setPattern('RandomLights', params)