matplot_tkinter.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Sat Jul 13 15:08:30 2019

@author: Rodolfo E. Escobar U.
"""
import tkinter as tk
import numpy as np
import matplotlib.pyplot as plt
plt.style.use('ggplot')
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg

def B0f():
    x = np.linspace(0,2*np.pi,100)
    y = np.sin(4*x)
    ax.clear()
    ax.plot(x,y), ax.grid(True)
    ax.set_xlabel('$x$'),ax.set_ylabel('$y(x)$')
    ax.set_title('$y(x)=sin(4x)$')
    line.draw()
    
def B1f():
    x = np.linspace(0,2*np.pi,100)
    y = np.cos(4*x)
    ax.clear()
    ax.plot(x,y), ax.grid(True)
    ax.set_xlabel('$x$'),ax.set_ylabel('$y(x)$')
    ax.set_title('$y(x)=cos(4x)$')
    line.draw()
    
def B2f():
    x = np.linspace(0,2*np.pi,100)
    y = np.exp(-0.5*x)*np.sin(4*x)
    ax.clear()
    ax.plot(x,y), ax.grid(True)
    ax.set_xlabel('$x$'),ax.set_ylabel('$y(x)$')
    ax.set_title('$y(x)=e^{-0.5x}sin(4x)$')
    line.draw()

def B3f():
    x = np.linspace(0,10,100)
    y = np.exp(x)
    ax.clear()
    ax.plot(x,y), ax.grid(True)
    ax.set_xlabel('$x$'),ax.set_ylabel('y(x)')
    ax.set_title('$y(x) = e^{x}$')
    line.draw()
    
def B4f():
    def gaussian(x, mu, sig):
        return 1./(np.sqrt(2.*np.pi)*sig)*np.exp(-np.power((x - mu)/sig, 2.)/2)
    x = np.linspace(0,10,100)
    y = gaussian(x,5,1.3)
    ax.clear()
    ax.plot(x,y), ax.grid(True)
    ax.set_xlabel('$x$'),ax.set_ylabel('y(x)')
    ax.set_title('$y(x) = Gaussian(x,5,1.3)$')
    line.draw()

#--- Raiz ---
root = tk.Tk()
root.geometry('940x450')
root.title("Tkinter + Matplotlib")
#------------

#-- Frames ---
left_frame = tk.Frame(root)
left_frame.place(relx=0.03, rely=0.05, relwidth=0.25, relheight=0.9)

right_frame = tk.Frame(root, bg='#C0C0C0', bd=1.5)
right_frame.place(relx=0.3, rely=0.05, relwidth=0.65, relheight=0.9)
#---------------

#--- Botones ---
RH = 0.19

B0 = tk.Button(left_frame,text="SIN(4x)",command = B0f)
B0.place(relheight=RH, relwidth=1)

B1 = tk.Button(left_frame,text="COS(4x)",command = B1f)
B1.place(rely=(0.1 + RH*0.54) ,relheight=RH, relwidth=1)

B2 = tk.Button(left_frame,text="EXP(-0.5x)SIN(x)",command = B2f)
B2.place(rely= 2*(0.1 + RH*0.54) ,relheight=RH, relwidth=1)

B3 = tk.Button(left_frame,text="EXP(x)",command = B3f)
B3.place(rely= 3*(0.1 + RH*0.54) ,relheight=RH, relwidth=1)

B4 = tk.Button(left_frame,text="Gaussian(x)",command = B4f)
B4.place(rely= 4*(0.1 + RH*0.54) ,relheight=RH, relwidth=1)
#------------

#--- Agregar figura ---
figure = plt.Figure(figsize=(5,6), dpi=100)
ax = figure.add_subplot(111)
ax.grid(True),ax.set_xlabel('$x$'),ax.set_ylabel('$y(x)$')
line = FigureCanvasTkAgg(figure, right_frame)
line.get_tk_widget().pack(side=tk.LEFT, fill=tk.BOTH,expand=1)
#----------------------

root.mainloop()