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GUI.py

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+# -*- coding: utf-8 -*-
+"""
+Created on Wed Feb 15 10:44:49 2023
+
+@author: david
+"""
+
+from threading import Thread
+import collections #Colección de datos para graficarlos
+import matplotlib.pyplot as plt #Gráficación de datos
+import matplotlib.animation as animation #Animar la gráfica
+import time
+import serial
+#import numpy as np
+from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg #Crear una figura para insertar en tkinter
+import tkinter as tk #Para la interfaz
+#from matplotlib.lines import Line2D
+
+
+def leer_datos():
+    time.sleep(1.0)
+    arduino.reset_input_buffer()
+    print("leyendo")
+    while(isRun):
+        global isReceiving
+        global dato1
+        print("RECIBIENDO...")
+        dato1 = float(arduino.readline().decode("utf-8").strip())
+        print(dato1)
+        var.set("TEMPERATURA: " + str(dato1) + " °C")
+        isReceiving = True
+        
+def iniciarGrafica(self, muestras,lines):
+    global dato1
+    data.append(dato1)
+    lines.set_data(range(muestras), data)
+global isRun 
+isReceiving = False
+isRun = True
+dato1 = 0.0
+serialPort = 'COM3'
+baudRate = 9600
+
+def conectar_serial(): 
+    global arduino
+    try:
+        arduino = serial.Serial(serialPort, baudRate)
+        arduino.timeout = 0.5
+        time.sleep(0.5)
+        print("CONECTADO")
+        btnStart.config(state = "normal")
+        btnConectar.config(state = "disabled")
+    except:
+        print("Error de conexión")
+
+def iniciar_hilo():
+    global thread
+    thread = Thread(target=leer_datos)
+    thread.start()
+    btnStart.config(state = "disabled")
+    btnPause.config(state = "normal")
+    
+def guardarGrafica():
+    plt.savefig('miFigura.png')
+   
+def control1():
+    window2 = tk.Toplevel()
+    window2.resizable(width = 0, height = 0)
+    window2.title('Control Manual')
+    window2.geometry('500x300')
+    
+def control2():
+    window3 = tk.Toplevel()
+    window3.resizable(width = 0, height = 0)
+    window3.title('Control ON/OFF')
+    window3.geometry('500x300')
+
+def pausar():
+     anim.event_source.stop()
+     btnResume.config(state = "normal")
+     btnPause.config(state = "disabled")
+     
+def reanudar():
+     anim.event_source.start()
+     btnResume.config(state = "disabled")
+     btnPause.config(state = "normal")
+
+def desconectar_serial():
+    global isRun
+    anim.event_source.stop()
+    isRun = False
+    arduino.close()
+    btnPause.config(state = "disabled")
+    btnResume.config(state = "disabled")
+    
+    
+muestras = 100
+data = collections.deque([0] * muestras, maxlen = muestras)
+tiempoMuestreo = 100
+
+fig = plt.figure(facecolor = '0.94')
+ax = plt.axes(xlim=(0,100), ylim=(-40, 150))
+plt.title("Sensor 1 - Arduino")
+ax.set_xlabel("Muestras")
+ax.set_ylabel("Voltaje")
+lines = ax.plot([], [])[0]
+
+root= tk.Tk()
+root.title("Sistema de calentamiento")
+
+var = tk.StringVar()
+frame = tk.Frame(root, bd=2)
+frame.grid(column=0, row=3, columnspan=2, sticky="nsew")
+frame1 = tk.Frame(root)
+frame1.grid(column=0, row=1, columnspan=2, sticky="EW")
+frame2 = tk.Frame(root)
+frame2.grid(column=0, row=2, columnspan=2, sticky="EW")
+frame0 = tk.Frame(root)
+frame0.grid(column=0, row=0, columnspan=2, sticky="EW")
+
+root.columnconfigure(0, weight=1)
+root.columnconfigure(1, weight=1)
+#self.master.rowconfigure(0, weigh=1)
+#self.master.rowconfigure(1, weigh=1)
+#self.master.rowconfigure(2, weigh=1)
+root.rowconfigure(3, weigh=5)
+
+canvas = FigureCanvasTkAgg(fig, master=frame)
+canvas.get_tk_widget().pack(padx=0, pady=0, expand=True, fill='both') 
+btnManual = tk.Button(frame2, text = "Manual", command = control1)
+btnManual.grid(row=0, column=0, pady=2, padx=10)
+btnOnOff = tk.Button(frame2, text = "ON/OFF", command = control2)
+btnOnOff.grid(row=0, column=1, pady=2, padx=10)
+btnConectar = tk.Button(frame1, text = "Connect", command = conectar_serial, bg="#00F1FC")
+btnConectar.grid(row=0, column=0, pady=2, padx=10)
+btnStart = tk.Button(frame1, text = "Start", command = iniciar_hilo, bg="#008C17", state="disabled")
+btnStart.grid(row=0, column=1, pady=2, padx=10)
+btnPause = tk.Button(frame1, text = "Pause", command = pausar, bg="#E2E200", state="disabled")
+btnPause.grid(row=0, column=2, pady=2, padx=10)
+btnResume = tk.Button(frame1, text = "Resume", command = reanudar, bg="#00F428", state="disabled")
+btnResume.grid(row=0, column=3, pady=2, padx=10)
+btnDesconectar = tk.Button(frame2, text='Disconnect', command = desconectar_serial, bg="#FE5E5E")
+btnDesconectar.grid(row=0, column=3, pady=2, padx=10)
+labelData = tk.Label(frame2, textvariable=var)
+labelData.grid(row=0, column=4, pady=2, padx=500)
+
+barraMenu = tk.Menu(frame0)
+barra1 = tk.Menu(barraMenu)
+barra1.add_command(label="Guardar gráfica", command=guardarGrafica)
+barraMenu.add_cascade(label="Archivo", menu=barra1)
+root.config(menu=barraMenu)
+
+anim = animation.FuncAnimation(fig, iniciarGrafica, fargs=(muestras, lines), interval = tiempoMuestreo)
+
+root.geometry('1000x600')
+root.mainloop()
+