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Copy path07-blink-ugtts.py
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07-blink-ugtts.py
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import display, time, keypad, virtualtimers, appconfig, sndmixer, wifi, ugTTS, audio
settings = appconfig.get('blink', {'pattern': [0,1,1,0, 1,2,2,1, 1,2,2,1, 0,1,1,0], 'interval': 1000, 'color_on': 0x808080, 'color_off': 0x000000})
pattern = settings['pattern']
interval = settings['interval']
counter = 0
blinking = True
cnnected = False
def interval_down(is_pressed):
global interval
if is_pressed:
interval = interval // 2 if interval >= 100 else 50
if connected:
ugTTS.speak("Interval is now {}".format(interval))
else:
print("Interval is now {}".format(interval))
def interval_up(is_pressed):
global interval
if is_pressed:
interval = interval * 2 if interval <= 5000 else 10000
if connected:
ugTTS.speak("Interval is now {}".format(interval))
else:
print("Interval is now {}".format(interval))
def stop_blinking(is_pressed):
global blinking
if is_pressed:
blinking = False
if connected:
ugTTS.speak("Blinking is now {}".format(blinking))
else:
print("Blinking is now {}".format(blinking))
def continue_blinking(is_pressed):
global blinking
if is_pressed:
blinking = True
if connected:
ugTTS.speak("Blinking is now {}".format(blinking))
else:
print("Blinking is now {}".format(blinking))
def goodbye(is_pressed):
if is_pressed:
if connected:
ugTTS.speak("Well kids, that concludes our demo for today!")
else:
print("Well kids, that concludes our demo for today!")
time.sleep(5)
system.launcher()
def sound_off():
sndmixer.volume(synth,0)
return 0
def on_key(key_index, is_pressed):
global pattern
if is_pressed:
x,y = keypad.index_to_coords(key_index)
pattern[x + y * 4] = (pattern[x + y * 4] + 1) % 4
if pattern[x + y * 4] == 0:
display.drawPixel(x,y,0x400000)
tone = 396
elif pattern[x + y * 4] == 1:
display.drawPixel(x,y,0x004000)
tone = 440
elif pattern[x + y * 4] == 2:
display.drawPixel(x,y,0x004040)
tone = 495
elif pattern[x + y * 4] == 3:
display.drawPixel(x,y,0x404000)
tone = 528
display.flush()
sndmixer.freq(synth, tone)
sndmixer.play(synth)
sndmixer.volume(synth, 64)
virtualtimers.new(100, sound_off, False)
def draw():
global counter
if blinking:
counter += 1
for y in range(4):
for x in range(4):
color = settings['color_off']
if pattern[x + y * 4] == 1:
color = settings['color_on']
elif pattern[x + y * 4] == 2:
if counter % 2 == 0:
color = settings['color_off']
else:
color = settings['color_on']
elif pattern[x + y * 4] == 3:
if counter % 2 == 0:
color = settings['color_on']
else:
color = settings['color_off']
display.drawPixel(x,y,color)
display.flush()
return interval
# initiate WiFi connection for the Text-to-Speach interface
if not wifi.status():
print("Connecting to WiFi, please wait.")
audio.play('/cache/system/wifi_connecting.mp3')
wifi.connect()
if not wifi.wait():
audio.play('/cache/system/wifi_failed.mp3')
print("Unable to connect to the WiFi network.")
else:
connected = True
audio.play('/cache/system/wifi_connected.mp3')
print("Connected to the WiFi network.")
sndmixer.begin(1)
synth = sndmixer.synth()
sndmixer.waveform(synth, 0)
sndmixer.volume(synth, 0)
# Adding callbacks
virtualtimers.begin(50)
virtualtimers.new(0, draw, False)
keypad.add_handler(on_key)
touchpads.on(touchpads.RIGHT, interval_up)
touchpads.on(touchpads.LEFT, interval_down)
touchpads.on(touchpads.CANCEL, stop_blinking)
touchpads.on(touchpads.OK, continue_blinking)
touchpads.on(touchpads.HOME, goodbye)