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| import tkinter as tk
from matplotlib.backends.backend_tkagg import (
FigureCanvasTkAgg, NavigationToolbar2Tk)
from matplotlib.figure import Figure
from matplotlib.lines import Line2D
import numpy as np
root = tk.Tk()
root.columnconfigure(1, weight=1)
root.rowconfigure(1, weight=1)
fig = Figure()
FigureCanvasTkAgg(fig, master=root).get_tk_widget().grid(row=1, column=1, sticky="wens")
toolbar = NavigationToolbar2Tk(fig.canvas, root, pack_toolbar=False)
toolbar.grid(row=0, column=1, columnspan=2 ,sticky="wens")
# ax1 = fig.add_subplot()
ax1 = fig.add_subplot(2, 1, 1)
ax2 = fig.add_subplot(2, 1, 2)
ax1.grid()
ax2.grid()
x = np.arange(-30, 30, .01)
y = np.sin(x)/x
### Avec plot : fonctions ###
line_plot = None
def trace_plot():
global line_plot
print("trace_plot")
clear_axes_ax1()
ax1.axis([-31, 31, -0.1, 0.9])
line_plot = ax1.plot(x,y)[0]
fig.canvas.draw()
liste_lines(ax1)
def set_data1_plot():
global line_plot
# ax1.axis([-21, 21, -0.1, 0.9])
print("set_data1")
line_plot.set_data(x, y*1.5)
fig.canvas.draw()
liste_lines(ax1)
def set_data2_plot():
global line_plot
# ax1.axis([-21, 21, -0.1, 0.9])
print("set_data1")
line_plot.set_data(2*x, y)
fig.canvas.draw()
liste_lines(ax1)
def set_data3_plot():
global line_plot
# ax1.axis([-21, 21, -0.1, 0.9])
print("set_data1")
line_plot.set_data(0.7*x, y*0.7)
fig.canvas.draw()
liste_lines(ax1)
def autoscale_ax1():
print("autoscale_ax1")
ax1.autoscale()
fig.canvas.draw()
def clear_axes_ax1():
print("clear_ax1")
ax1.clear()
ax1.grid()
fig.canvas.draw()
liste_lines(ax1)
### Avec line : fonctions ###
my_line = None
def add_line():
global my_line
if my_line != None:
return
ax2.axis([-31, 31, -0.1, 0.9])
my_line = Line2D([], [])
my_line.set_data(x, y) # sans cette ligne cela ne fonctionne pas même la première fois...
ax2.add_line(my_line)
# autoscale_ax2()
fig.canvas.draw()
liste_lines(ax2)
def set_data1():
global my_line
# ax1.axis([-21, 21, -0.1, 0.9])
print("set_data1")
my_line.set_data(x, y*1.5)
fig.canvas.draw()
liste_lines(ax2)
def set_data2():
global my_line
# ax1.axis([-21, 21, -0.1, 0.9])
print("set_data1")
my_line.set_data(2*x, y)
fig.canvas.draw()
liste_lines(ax2)
def set_data3():
global my_line
# ax1.axis([-21, 21, -0.1, 0.9])
print("set_data1")
my_line.set_data(0.7*x, y*0.7)
fig.canvas.draw()
liste_lines(ax2)
def autoscale_ax2():
print("autoscale_ax2")
ax2.autoscale()
fig.canvas.draw()
liste_lines(ax2)
def clear_axes_ax2():
global my_line
print("clear_ax2")
ax2.clear()
ax2.grid()
my_line = None
fig.canvas.draw()
liste_lines(ax2)
###
def liste_lines(ax):
lines = ax.get_lines()
print("\nlines:", lines)
if lines :
print("\tdata_x:", lines[0].get_xdata())
print("\tdata_Y:", lines[0].get_ydata())
### GUI ###
lbl_font = ("verdanna", 9, "bold")
panel_frame = tk.Frame(root)
panel_frame.grid(row=1, column=0, columnspan=1 ,sticky="wens")
# avec plot
avec_plot_lblframe = tk.LabelFrame(panel_frame, text="Avec plot ", font=("verdanna", 9, "bold"), fg="green")
avec_plot_lblframe.grid(column=0, row=0, sticky="we", ipadx=7, ipady=0, padx=3, pady=7)
tk.Button(avec_plot_lblframe, text="Trace", font =lbl_font, fg="black", command=trace_plot).grid(column=0, row=0, columnspan=3, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_plot_lblframe, text="set_data1", font =lbl_font, fg="black", command=set_data1_plot).grid(column=0, row=1, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_plot_lblframe, text="set_data2", font =lbl_font, fg="black", command=set_data2_plot).grid(column=1, row=1, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_plot_lblframe, text="set_data3", font =lbl_font, fg="black", command=set_data3_plot).grid(column=2, row=1, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_plot_lblframe, text="Autoscale", font =lbl_font, fg="black", command=autoscale_ax1).grid(column=0, row=2, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_plot_lblframe, text="Clear", font =lbl_font, fg="black", command=clear_axes_ax1).grid(column=1, row=2, padx=(7,7), pady=11, sticky="we")
# avec line
avec_line_lblframe = tk.LabelFrame(panel_frame, text="Avec line ", font=("verdanna", 9, "bold"), fg="green")
avec_line_lblframe.grid(column=0, row=1, sticky="we", ipadx=7, ipady=0, padx=3, pady=7)
tk.Button(avec_line_lblframe, text="add_line", font =lbl_font, fg="black", command=add_line).grid(column=0, row=0, columnspan=3, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_line_lblframe, text="set_data1", font =lbl_font, fg="black", command=set_data1).grid(column=0, row=1, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_line_lblframe, text="set_data2", font =lbl_font, fg="black", command=set_data2).grid(column=1, row=1, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_line_lblframe, text="set_data3", font =lbl_font, fg="black", command=set_data3).grid(column=2, row=1, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_line_lblframe, text="Autoscale", font =lbl_font, fg="black", command=autoscale_ax2).grid(column=0, row=2, padx=(7,7), pady=11, sticky="we")
tk.Button(avec_line_lblframe, text="Clear", font =lbl_font, fg="black", command=clear_axes_ax2).grid(column=1, row=2, padx=(7,7), pady=11, sticky="we")
root.mainloop()
# https://matplotlib.org/stable/users/explain/axes/autoscale.html |