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"""
=======================
Matplotlib with Glade 3
=======================
"""
from pathlib import Path
import gi
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk
import numpy as np
from matplotlib.backends.backend_gtk3agg import \
FigureCanvasGTK3Agg as FigureCanvas
from matplotlib.figure import Figure
class Window1Signals:
def on_window1_destroy(self, widget):
Gtk.main_quit()
def main():
builder = Gtk.Builder()
builder.add_objects_from_file(
str(Path(__file__).parent / "mpl_with_glade3.glade"),
("window1", ""))
builder.connect_signals(Window1Signals())
window = builder.get_object("window1")
sw = builder.get_object("scrolledwindow1")
# Start of Matplotlib specific code
figure = Figure(figsize=(8, 6), dpi=71)
axis = figure.add_subplot()
t = np.arange(0.0, 3.0, 0.01)
s = np.sin(2*np.pi*t)
axis.plot(t, s)
axis.set_xlabel('time [s]')
axis.set_ylabel('voltage [V]')
canvas = FigureCanvas(figure) # a Gtk.DrawingArea
canvas.set_size_request(800, 600)
sw.add(canvas)
# End of Matplotlib specific code
window.show_all()
Gtk.main()
if __name__ == "__main__":
main()
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