def update_alarm_displays(self):
self.editing_alarms = True # set to true to prevent the UI from updating anything
# For each sensor, get the latest alarm counts (for both temp and humidity)
# and display them
for sensor_num in self.alarm_count_outputs.keys():
for alarm_field, display in self.alarm_count_outputs[
sensor_num].items():
if (alarm_field == "Temp"):
alarm = UI_Helper.getSensorAlarm(sensor_num, 4)['count']
display.setText(str(alarm))
else:
alarm = UI_Helper.getSensorAlarm(sensor_num, 5)['count']
display.setText(str(alarm))
# For each sensor, get the latest alarm thresholds (for both temp and humidity)
# and display them
for sensor_num in self.alarm_inputs.keys():
for alarm_field, display in self.alarm_inputs[sensor_num].items():
if (alarm_field == "Temp"):
alarm = UI_Helper.getSensorAlarm(sensor_num, 4)['val']
display.setValue(int(alarm))
else:
alarm = UI_Helper.getSensorAlarm(sensor_num, 5)['val']
display.setValue(int(alarm))
self.editing_alarms = False # allow the UI to update things again
def alarm_input_handler(self):
if (not self.editing_alarms
): # check that we're not manually editing the alarms
# for all the alarms, update the local copy of the alarms with
# the new values in the UI
for num in self.alarm_inputs.keys():
for input_field, sb_obj in self.alarm_inputs[num].items():
new_alarm_val = sb_obj.value()
if (input_field == 'Temp'):
UI_Helper.setSensorAlarmVal(new_alarm_val, num, 4)
else:
UI_Helper.setSensorAlarmVal(new_alarm_val, num, 5)
def up_button(self):
function = UI_Helper.UI_FUNCTIONS[self.functionNumber]
if (function == 'SensorNumber'):
if self.currentSensor < NUM_SENSORS:
self.currentSensor += 1
elif (function == 'TempAlarmCount' or function == 'HumAlarmCount'):
alarm = UI_Helper.getSensorAlarm(self.currentSensor,
self.functionNumber)['val']
alarm += 1
UI_Helper.setSensorAlarmVal(alarm, self.currentSensor,
self.functionNumber)
self.updateOutput()
def disp_format_slider_moved(self):
lastState = self.monitor.fahrenheit
if (self.ui.slider_F_C.value() == 0): # if we want Fahrenheit
self.monitor.fahrenheit = True
if (lastState != self.monitor.fahrenheit):
UI_Helper.convertAlarmVals(self.monitor.fahrenheit)
else: # if we want Celcius
self.monitor.fahrenheit = False
if (lastState != self.monitor.fahrenheit):
UI_Helper.convertAlarmVals(self.monitor.fahrenheit)
# Update all of the data to use the new units and update the display
self.monitor.read_sensor_data()
self.updateOutput()
def update_measurements(self):
# For each sensor, get the last measurement.
# Try to round it and display it, but if there was an exception,
# that means there isn't any valid data yet
for sensor_num, display in self.measurement_output_displays.items():
try:
lastMeasurement = self.monitor.get_last_sensor_data(sensor_num)
temp = UI_Helper.roundFloat(lastMeasurement['CurrentTemp'])
hum = UI_Helper.roundFloat(lastMeasurement['CurrentHumidity'])
if self.monitor.fahrenheit:
display_string = str(temp) + " F\n" + str(hum) + "% RH\n"
else:
display_string = str(temp) + " C\n" + str(hum) + "% RH\n"
except:
display_string = '888'
print("No Valid Data Yet")
display.setText(display_string)
def read_data(self):
self.monitor.read_sensor_data()
# for each sensor, get the last measurement and update the alarm count as needed
for sensor in range(1, NUM_SENSORS + 1):
lastMeasurement = self.monitor.get_last_sensor_data(sensor)
if (lastMeasurement == None):
return
TAlarm = UI_Helper.getSensorAlarm(sensor, 4)['val']
HAlarm = UI_Helper.getSensorAlarm(sensor, 5)['val']
if (lastMeasurement['CurrentTemp'] > TAlarm
and lastMeasurement['CurrentTemp'] != 999):
UI_Helper.incSensorAlarmCount(sensor, 4)
if (lastMeasurement['CurrentHumidity'] > HAlarm
and lastMeasurement['CurrentHumidity'] != 999):
UI_Helper.incSensorAlarmCount(sensor, 5)
self.updateOutput()
def periodic_update(self):
self.monitor.read_sensor_data()
for sensor in self.measurement_output_displays.keys(
): # for all sensors
# Get the last measurement and set alarms as needed
lastMeasurement = self.monitor.get_last_sensor_data(sensor)
if (lastMeasurement == None):
return
TAlarm = UI_Helper.getSensorAlarm(sensor, 4)['val']
HAlarm = UI_Helper.getSensorAlarm(sensor, 5)['val']
if (lastMeasurement['CurrentTemp'] > TAlarm
and lastMeasurement['CurrentTemp'] != 999):
UI_Helper.incSensorAlarmCount(sensor, 4)
if (lastMeasurement['CurrentHumidity'] > HAlarm
and lastMeasurement['CurrentHumidity'] != 999):
UI_Helper.incSensorAlarmCount(sensor, 5)
# update the output
self.updateOutput()
def updateOutput(self):
# get the last measurement
lastMeasurement = self.monitor.get_last_sensor_data(self.currentSensor)
## Ensure there is valid data to display
if (lastMeasurement == None):
self.ui.screen_output.setText(" INITIALIZING ")
return
neededData = lastMeasurement[UI_Helper.UI_FUNCTIONS[
self.functionNumber]]
errorCount = lastMeasurement['ErrorCount']
# Construct standard part of display
displayString = "S0" + str(self.currentSensor) + ":"
# Format the data correctly
dataString = " "
function = UI_Helper.UI_FUNCTIONS[self.functionNumber]
## Display Temperature
if (function == 'CurrentTemp'):
if (self.displayCelcius):
dataString = str(
self.monitor.fahrenheit_to_celsius(neededData)) + " Deg C "
else:
dataString = str(UI_Helper.roundFloat(neededData)) + " Deg F "
elif (function == 'CurrentHumidity'):
dataString = str(UI_Helper.roundFloat(neededData)) + " % RH "
elif (function == 'TempAlarmCount'):
alarm = UI_Helper.getSensorAlarm(self.currentSensor,
self.functionNumber)
if (self.displayCelcius):
dataString = "Thresh:" + str(
UI_Helper.roundFloat(
self.monitor.fahrenheit_to_celsius(
alarm['val']))) + " Deg C, Count:" + str(
alarm['count'])
else:
dataString = "Thresh:" + str(UI_Helper.roundFloat(
alarm['val'])) + " Deg F, Count:" + str(alarm['count'])
elif (function == 'HumAlarmCount'):
alarm = UI_Helper.getSensorAlarm(self.currentSensor,
self.functionNumber)
dataString = "Thresh:" + str(UI_Helper.roundFloat(
alarm['val'])) + "% RH, Count:" + str(alarm['count'])
displayString += dataString
displayString += " Errors: " + str(errorCount)
self.ui.screen_output.setText(displayString)