Merge pull request #2464 from PySimpleGUI/Dev-latest

NEW DEMO - PyLab integration

DemoPrograms/Demo_Matplotlib_PyLab.py

@@ -0,0 +1,54 @@
+#!/usr/bin/env python
+from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
+import PySimpleGUI as sg
+import matplotlib
+import pylab
+matplotlib.use('TkAgg')
+
+"""
+Demonstrates one way of embedding PyLab figures into a PySimpleGUI window.
+"""
+
+
+# ------------------------------- PASTE YOUR PYLAB CODE HERE -------------------------------
+from numpy import sin
+from numpy import cos
+
+x = pylab.linspace(-3, 3, 30)
+y = x**2
+
+pylab.plot(x, sin(x))
+pylab.plot(x, cos(x), 'r-')
+pylab.plot(x, -sin(x), 'g--')
+
+fig = pylab.gcf()
+figure_x, figure_y, figure_w, figure_h = fig.bbox.bounds
+
+# ------------------------------- END OF YOUR MATPLOTLIB CODE -------------------------------
+
+# ------------------------------- Beginning of Matplotlib helper code -----------------------
+
+
+def draw_figure(canvas, figure, loc=(0, 0)):
+    figure_canvas_agg = FigureCanvasTkAgg(figure, canvas)
+    figure_canvas_agg.draw()
+    figure_canvas_agg.get_tk_widget().pack(side='top', fill='both', expand=1)
+    return figure_canvas_agg
+# ------------------------------- Beginning of GUI CODE -------------------------------
+
+
+# define the window layout
+layout = [[sg.Text('Plot test', font='Any 18')],
+          [sg.Canvas(size=(figure_w, figure_h), key='canvas')],
+          [sg.OK(pad=((figure_w / 2, 0), 3), size=(4, 2))]]
+
+# create the form and show it without the plot
+window = sg.Window('Demo Application - Embedding Matplotlib In PySimpleGUI',
+                   layout, finalize=True)
+
+# add the plot to the window
+fig_canvas_agg = draw_figure(window['canvas'].TKCanvas, fig)
+
+event, values = window.read()
+
+window.close()