class Oscilloscope(Frame):
""" Oscilloscope
time : valeur de la base de temps
signaux : liste de couples, (temps,elongation) ou (elongation X, elongation Y) de signaux
screen : ecran de visualisation de signaux
time_control : controle de la base de temps
signal_control : controle d'un signal
"""
def __init__(self, parent=None, width=800, height=800):
""" initialisation
parent : une application
width,height : dimension de l'oscilloscpe
"""
Frame.__init__(self)
self.master.title("Oscilloscope")
# Modelethreading.Thread(None, affiche, None, (200,), {'nom':'thread a'})
self.time = 0
self.signal = None
# # Vues
# self.menuBar = MenuBar(parent=self)
# self.screen = Screen(parent=self)
# self.frame = Frame(master=self)
# # Controleurs
# self.time_control = TimeBase(parent=self)
# self.signal_controlX = Generator(parent=self, name="X", color="red")
# self.signal_controlY = Generator(parent=self, name="Y", color="blue")
# # Affichage Vues, Controleurs
# self.menuBar.pack()
# self.screen.pack()
# self.signal_controlX.pack(side="left")
# self.signal_controlY.pack(side="left")
# self.time_control.pack()
# Vues
self.menuBar = MenuBar(parent=self)
self.screenT = Screen(parent=self)
self.screenXY = Screen(parent=self)
# Controleurs
self.signal_controlX = Generator(parent=self, name="X", color="red")
self.signal_controlY = Generator(parent=self, name="Y", color="blue")
self.signal_controlXY = Generator(parent=self, name="XY", color="blue")
self.time_control = TimeBase(parent=self)
self.varX = IntVar()
self.varY = IntVar()
self.varXY = IntVar()
self.showX = Checkbutton(parent, text="X", variable=self.varX, command=lambda: self.update_show("X"))
self.showY = Checkbutton(parent, text="Y", variable=self.varY, command=lambda: self.update_show("Y"))
self.showXY = Checkbutton(parent, text="XY", variable=self.varXY, command=lambda: self.update_show("XY"))
self.varX.set(1)
self.varY.set(1)
self.varXY.set(1)
# Affichage Vues, Controleurs
self.menuBar.grid(column=0, row=0)
self.screenT.grid(column=0,row=1)
self.screenXY.grid(column=1,row=1)
self.signal_controlX.grid(column=0, row=2)
self.signal_controlY.grid(column=0, row=3)
self.time_control.grid(column=0, row=4)
self.showX.grid(column=1, row=2)
self.showY.grid(column=1, row=3)
self.showXY.grid(column=1, row=4)
self.configure(width=width, height=height)
def get_time(self):
"""valeur courante de la base de temps."""
return self.time_control.get_time()
def update_time(self, time):
"""demande de calcul de signal si modification de la base de temps"""
if self.time != time:
self.time = time
self.signal_controlX.update_signal(None)
self.signal_controlY.update_signal(None)
def set_signal(self, name="X", signal=None , color =None):
""" demande d'affichage de signal
name : nom de la courbe (X,Y, X-Y)
signal : liste des couples (temps,elongation) ou (elongation X, elongation Y)
"""
#print("Base de Temps :", self.get_time())
msdiv = self.get_time()
if signal :
signal = signal[0:(len(signal)/msdiv) + 1]
signal = map(lambda (x, y): (x*msdiv, y), signal)
#Search if the signal need to be shown
self.screenT.change_signal(name, signal,color)
listCurveScreenT = self.screenT.listCurve
if len(listCurveScreenT) > 1:
listCurveX = listCurveScreenT[0]
listCurveY = listCurveScreenT[1]
curveXY= []
for i in range(len(listCurveX)-1):
#create a new curve using the elongation of X & Y curves
curveXY.append((listCurveX[1][i][1]+0.05,listCurveY[1][i][1]))
self.screenXY.change_signal("XY", curveXY, "green")
return signal
def update_show(self, name= None):
"""
Function permettant de changer l'état d'une courbe ( affichée ou non) en fonction des checkbox
"""
#print "EtatX", self.varX.get(), " EtatY" , self.varY.get(), " EtatY" , self.varXY.get()
#print name
if name == "X":
self.screenT.show_curve(name, self.varX.get())
elif name =="Y":
self.screenT.show_curve(name, self.varY.get())
elif name =="XY":
self.screenXY.show_curve(name, self.varXY.get())
#self.signal_controlX.update_signal(None)
#self.signal_controlY.update_signal(None)
def exit(self):
"""
Prend en charge l'appui sur la croix pour quitter l'application, va stopper les threads
"""
if tkMessageBox.askokcancel("Quitter l'application?", "Etes vous sur de vouloir quitter l'application oscilloscope?"):
self.screenT.stop_draw()
self.screenXY.stop_draw()
self.master.quit()
