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Major update of all demo programs to use new PEP8 bindings, etc

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PySimpleGUI 2019-10-23 16:10:03 -04:00
parent 3f7c87c562
commit 7f52778bcc
307 changed files with 19546 additions and 3297 deletions
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61
DemoPrograms/Demo_Matplotlib_Ping_Graph_Large.py
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@ -1,35 +1,37 @@
#!/usr/bin/env python
import sys
if sys.version_info[0] >= 3:
import PySimpleGUI as sg
else:
import PySimpleGUI27 as sg
import matplotlib.pyplot as plt
import ping
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, FigureCanvasAgg
import matplotlib.backends.tkagg as tkagg
import matplotlib.pyplot as plt
import PySimpleGUI as sg
import tkinter as tk
import ping
#================================================================================
# ================================================================================
# Globals
# These are needed because callback functions are used.
# Need to retain state across calls
#================================================================================
# ================================================================================
class MyGlobals:
axis_pings = None
ping_x_array = []
ping_y_array = []
g_my_globals = MyGlobals()
#================================================================================
# ================================================================================
# Performs *** PING! ***
#================================================================================
# ================================================================================
def run_a_ping_and_graph():
global g_my_globals # graphs are global so that can be retained across multiple calls to this callback
# graphs are global so that can be retained across multiple calls to this callback
global g_my_globals
#===================== Do the ping =====================#
response = ping.quiet_ping('google.com',timeout=1000)
response = ping.quiet_ping('google.com', timeout=1000)
if response[0] == 0:
ping_time = 1000
else:
@ -46,21 +48,26 @@ def run_a_ping_and_graph():
y_array = g_my_globals.ping_y_array
# ===================== Call graphinc functions =====================#
g_my_globals.axis_ping.clear() # clear before graphing
g_my_globals.axis_ping.plot(x_array,y_array) # graph the ping values
# clear before graphing
g_my_globals.axis_ping.clear()
# graph the ping values
g_my_globals.axis_ping.plot(x_array, y_array)
#================================================================================
# ================================================================================
# Function: Set graph titles and Axis labels
# Sets the text for the subplots
# Have to do this in 2 places... initially when creating and when updating
# So, putting into a function so don't have to duplicate code
#================================================================================
# ================================================================================
def set_chart_labels():
global g_my_globals
g_my_globals.axis_ping.set_xlabel('Time')
g_my_globals.axis_ping.set_ylabel('Ping (ms)')
g_my_globals.axis_ping.set_title('Current Ping Duration', fontsize = 12)
g_my_globals.axis_ping.set_title('Current Ping Duration', fontsize=12)
def draw(fig, canvas):
# Magic code that draws the figure onto the Canvas Element's canvas
@ -73,30 +80,34 @@ def draw(fig, canvas):
tkagg.blit(photo, figure_canvas_agg.get_renderer()._renderer, colormode=2)
return photo
#================================================================================
# ================================================================================
# Function: MAIN
#================================================================================
# ================================================================================
def main():
global g_my_globals
# define the form layout
layout = [[sg.Text('Animated Ping', size=(40, 1), justification='center', font='Helvetica 20')],
layout = [[sg.Text('Animated Ping', size=(40, 1),
justification='center', font='Helvetica 20')],
[sg.Canvas(size=(640, 480), key='canvas')],
[sg.Button('Exit', size=(10, 2), pad=((280, 0), 3), font='Helvetica 14')]]
# create the form and show it without the plot
window = sg.Window('Demo Application - Embedding Matplotlib In PySimpleGUI').Layout(layout).Finalize()
window = sg.Window(
'Demo Application - Embedding Matplotlib In PySimpleGUI', layout, finalize=True)
canvas_elem = window.FindElement('canvas')
canvas_elem = window['canvas']
canvas = canvas_elem.TKCanvas
fig = plt.figure()
g_my_globals.axis_ping = fig.add_subplot(1,1,1)
g_my_globals.axis_ping = fig.add_subplot(1, 1, 1)
set_chart_labels()
plt.tight_layout()
while True:
event, values = window.Read(timeout=0)
event, values = window.read(timeout=0)
if event in ('Exit', None):
break