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import time | |
import numpy as np | |
import ibmiotf.gateway | |
from sense_hat import SenseHat | |
import math | |
R = [255, 0, 0] # Red | |
W = [255, 255, 255] # White | |
G = [0, 255, 0] # Green | |
B = [0, 0, 0] # Black | |
maskLeft = [[],[10],[10,18],[10,18,26],[10,18,26,34],[10,18,26,34,42],[10,18,26,34,42,50],[10,18,26,34,42,50,9],[10,18,26,34,42,50,9,17],[10,18,26,34,42,50,9,17,25]] | |
maskRight = [[],[14],[14,22],[14,22,30],[14,22,30,38],[14,22,30,38,46],[14,22,30,38,46,54],[14,22,30,38,46,54,13],[14,22,30,38,46,54,13,21],[14,22,30,38,46,54,13,21,29]] | |
sense = SenseHat() | |
def getPixelMap(color, number): #not working for negative numbers | |
redPlane = np.tile(R,64) | |
redPlane.shape = (64,3) | |
greenPlane = np.tile(G,64) | |
greenPlane.shape = (64,3) | |
blackPlane = np.tile(B, 64) | |
blackPlane.shape = (64, 3) | |
if color == "red": | |
plane = redPlane | |
elif color == "green": | |
plane = greenPlane | |
elif color == "black": | |
plane = blackPlane | |
number = math.floor(number) | |
if number >= 10: | |
leftDigit = int(str(number)[0]) | |
rightDigit = int(str(number)[1]) | |
plane[maskLeft[leftDigit]] = W | |
plane[maskRight[rightDigit]] = W | |
elif number <=9: | |
plane[maskRight[number]] = W | |
plane.shape = (64,3) | |
return plane.tolist() | |
client = None | |
def myCommandCallback(cmd): | |
print cmd | |
if cmd.command == "display": | |
command = cmd.data['screen'] | |
if command == "on": | |
print cmd.data['screen'] | |
pass | |
elif command == "off": | |
# TODO insert your code here | |
print cmd.data['screen'] | |
pass | |
try: | |
gatewayOptions = {"org": "", "type": "", "id": "", "auth-method": "token", "auth-token": ""} | |
gatewayCli = ibmiotf.gateway.Client(gatewayOptions) | |
gatewayCli.connect() | |
gatewayCli.deviceCommandCallback = myCommandCallback | |
gatewayCli.subscribeToDeviceCommands(deviceType='', deviceId='', command='display',format='json',qos=2) | |
while True: | |
temp = 0 # TODO insert your code here | |
myData = {} # TODO insert your code here | |
gatewayCli.publishDeviceEvent("", "", "yourEventName", "json", myData, qos=1 ) | |
time.sleep(2) | |
except ibmiotf.ConnectionException as e: | |
print(e) | |
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