def correct_code_sequence():
print("correct code sequence test\n")
# define list of inputs to test the FSM
testInputs = ['Up', 'Down', 'Left', 'Right']
# construct and initialise FSM
ts = MonitorFSM()
ts.start()
# display start state
print('Start state:', ts.state)
# display all state transitions prompted by
# the specified list of test inputs
for total_state in ts.transduce(testInputs):
# display input, output, next state
print(('In: {0[0]:<20s}'+
'Out: {0[1]:<10s}'+
'Next state: {0[2]:<10s}')
.format(total_state))
def take_pic_test():
print("take picture test\n")
# define list of inputs to test the FSM
testInputs = ["IRSens"]
# construct and initialise FSM
ts = MonitorFSM()
ts.start()
ts.state = "activated"
# display start state
print('Start state:', ts.state)
# display all state transitions prompted by
# the specified list of test inputs
for total_state in ts.transduce(testInputs):
# display input, output, next state
print(('In: {0[0]:<20s}'+
' Out: {0[1]:<10s}'+
' Next state: {0[2]:<10s}')
.format(total_state))
def incorrect_code_for_deactivating():
print("incorrect code sequence for deactivating\n")
# define list of inputs to test the FSM
testInputs = ["Up", "Down", "Up", "Right"]
# construct and initialise FSM
ts = MonitorFSM()
ts.start()
ts.state = "activated"
# display start state
print('Start state:', ts.state)
# display all state transitions prompted by
# the specified list of test inputs
for total_state in ts.transduce(testInputs):
# display input, output, next state
print(('In: {0[0]:<20s}'+
' Out: {0[1]:<10s}'+
' Next state: {0[2]:<10s}')
.format(total_state))
class GUI(Tk):
IRSENSOR = 33 # IR sensor on pin 33
def __init__(self):
super().__init__()
self.geometry('300x200')
self.configure(background="black")
# self.text = Text(self, background='black', foreground='white', font=('Comic Sans MS', 12))
# self.text.pack()
self.header = Label(self, text = "IR sensor alarm", fg = "red" ,background='black')
self.header.pack()
self.state_label = Label(self, text = "DEACTIVATED", fg = "red", background='black',font=("Helvetica", 16))
self.state_label.pack(pady=(70,0))
self.message_label = Label(self, text = "", fg = "red", background='black',font=("Helvetica", 16))
self.message_label.pack()
self.bind('<KeyPress>', self._onKeyPress) # if any key is pressed call _onKeyPress
# use P1 header pin numbering convention
GPIO.setmode(GPIO.BOARD)
# configure pin 33 as input
GPIO.setup(GUI.IRSENSOR, GPIO.IN)
#call _IRSensorEvevt when ir signal recieved
GPIO.add_event_detect(GUI.IRSENSOR, GPIO.RISING, callback=self._IRSensorEvent)
# create instance of monitor FSM and initialize to deactivated
self.fsm = MonitorFSM()
self.fsm.start()
# draw a cross for the inital deactivated state
DRAW._drawCross()
def _onKeyPress(self, event):
if self.fsm.state != "deactivated-in-trans":
# print(event.keysym)
output = self.fsm.step(event.keysym)
# print (output)
self._process(output);
def _IRSensorEvent(self, channel):
if self.fsm.state == "activated" or self.fsm.state == "activated-trans":
print (self.fsm.state)
output = self.fsm.step("IRSens")
self._process(output)
# from given output call the correct response
def _process(self, output):
if output == "cross":
DRAW._drawCross()
self.state_label.configure(text="DEACTIVATED", fg="red")
self.message_label.configure(text="", fg="red")
elif output == "right_arrow":
DRAW._draw_rigth_arrow()
self.state_label.configure(text="DEACTIVATED:")
self.message_label.configure(text="> waiting for user input...")
elif output == "left_arrow":
DRAW._draw_left_arrow()
self.state_label.configure(text="ACTIVATED:")
self.message_label.configure(text="> Waiting for user input...")
elif output == "empty_circle_red":
self.state_label.configure(text="DEACTIVATED:")
self.message_label.configure(text="Monitor will become active in 60 seconds.")
DRAW._draw_empty_circle()
self.after(5000, DRAW._draw_full_circle)
self.after(5001, self.change_to_activated)
elif output == "full_circle_green":
DRAW._draw_full_circle()
self.state_label.configure(text="ACTIVATED")
self.message_label.configure(text="")
# print(self.fsm.state)
elif output == "alarmed":
print("call the code from part 2 of the assignment")
def change_to_activated(self):
self.state_label.configure(text = "ACTIVATED", fg = "green")
self.message_label.configure(text="", fg = "green")
self.fsm.state = "activated"
class GUI(Tk):
SLEEPTIME = 5000 #change to desired milliseconds
IRSENSOR = 33 # IR sensor on pin 33
def __init__(self):
super().__init__()
self.geometry('300x200')
self.configure(background="black")
self.title("Activity monitor")
#header label
self.header = Label(self, text = "IR sensor alarm", fg = "red" ,background='black')
self.header.pack()
#state label
self.state_label = Label(self, text = "DEACTIVATED", fg = "red", background='black',font=("Helvetica", 16))
self.state_label.pack(pady=(70,0))
#state message label
self.message_label = Label(self, text = "", fg = "red", background='black',font=("Helvetica", 16))
self.message_label.pack()
#binfing the <KeyPress> event to the GUI
self.bind('<KeyPress>', self._onKeyPress) # if any key is pressed call _onKeyPress
# use P1 header pin numbering convention
GPIO.setmode(GPIO.BOARD)
# configure pin 33 as input
GPIO.setup(GUI.IRSENSOR, GPIO.IN)
#call _IRSensorEvevt when ir signal recieved
GPIO.add_event_detect(GUI.IRSENSOR, GPIO.RISING, callback=self._IRSensorEvent)
# create instance of monitor FSM and initialize to deactivated
self.fsm = MonitorFSM()
self.fsm.start()
# draw a cross for the inital deactivated state
DRAW._drawCross()
#key pressed event
def _onKeyPress(self, event):
if self.fsm.state != "deactivated-in-trans":
# print(event.keysym)
output = self.fsm.step(event.keysym)
# print (output)
self._process(output);
#code to respond to movement detected form PIR sensor
def _IRSensorEvent(self, channel):
if self.fsm.state == "activated" or self.fsm.state == "activated-trans":
print (self.fsm.state)
output = self.fsm.step("IRSens")
self._process(output)
# from given output call the correct response
def _process(self, output):
#response to red cross output
if output == "cross":
DRAW._drawCross()
self.state_label.configure(text="DEACTIVATED", fg="red")
self.message_label.configure(text="", fg="red")
#resposne to red right arrow output
elif output == "right_arrow":
DRAW._draw_rigth_arrow()
self.state_label.configure(text="DEACTIVATED:")
self.message_label.configure(text="> waiting for user input...")
#response to left green arrow output
elif output == "left_arrow":
DRAW._draw_left_arrow()
self.state_label.configure(text="ACTIVATED:")
self.message_label.configure(text="> Waiting for user input...")
#response to empty red circle output
elif output == "empty_circle_red":
self.state_label.configure(text="DEACTIVATED:")
self.message_label.configure(text="Monitor will become active\n in {} seconds.".format(GUI.SLEEPTIME/1000))
DRAW._draw_empty_circle()
#used .after to avoid the freezing of the GUI
self.after(GUI.SLEEPTIME, DRAW._draw_full_circle)
self.after(GUI.SLEEPTIME, self.change_to_activated)
elif output == "full_circle_green":
DRAW._draw_full_circle()
self.state_label.configure(text="ACTIVATED")
self.message_label.configure(text="")
# print(self.fsm.state)
elif output == "alarmed":
SEND.sendEmail()
SEND.sendTweet()
CAM.take_pic()
def change_to_activated(self):
self.state_label.configure(text = "ACTIVATED", fg = "green")
self.message_label.configure(text="", fg = "green")
self.fsm.state = "activated"