85 lines
2.1 KiB
Python
85 lines
2.1 KiB
Python
#!/usr/bin/env python
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import sys
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if sys.version_info[0] >= 3:
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import PySimpleGUI as sg
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else:
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import PySimpleGUI27 as sg
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import turtle
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"""
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Demo showing how to integrate drawing on a Canvas using Turtle with PySimpleGUI
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The patern to follow:
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Create Window & Finalize
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Get the tkinter Canvas from the Canvas element
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Draw on the tkinter Canvas using turtle commands.
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Results are shown on the canvas immiedately after button press / drawing command
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"""
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layout = [[ sg.Text('My layout') ],
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[sg.Canvas(size=(800,800), key='_canvas_')],
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[ sg.Button('F'), sg.Button('B'), sg.Button('L'), sg.Button('R')],
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[sg.Button('Spiral'), sg.Button('Inside Out'), sg.Button('Circles')]]
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window = sg.Window('My new window').Layout(layout).Finalize()
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canvas = window.FindElement('_canvas_').TKCanvas
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t = turtle.RawTurtle(canvas)
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t.pencolor("#ff0000") # Red
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t.penup()
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t.pendown()
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while True: # Event Loop
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event, values = window.Read()
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if event is None:
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break
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if event == 'F':
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t.forward(100)
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elif event == 'B':
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t.back(100)
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elif event == 'L':
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t.left(90)
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elif event == 'R':
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t.right(90)
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elif event == 'Spiral':
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canvas.config(bg='light green')
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t.color("blue")
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def sqrfunc(size):
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for i in range(4):
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t.fd(size)
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t.left(90)
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size = size - 5
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sqrfunc(146)
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sqrfunc(126)
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sqrfunc(106)
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sqrfunc(86)
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sqrfunc(66)
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sqrfunc(46)
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sqrfunc(26)
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elif event == 'Inside Out':
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canvas.config(bg = "light green")
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t.color("blue")
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def sqrfunc(size):
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for i in range(4):
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t.fd(size)
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t.left(90)
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size = size + 5
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sqrfunc(6)
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sqrfunc(26)
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sqrfunc(46)
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sqrfunc(66)
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sqrfunc(86)
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sqrfunc(106)
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sqrfunc(126)
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sqrfunc(146)
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elif event == 'Circles':
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t.speed(0)
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for i in range(400):
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t.circle(2 * i*.25)
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t.circle(-2 * i*.25)
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t.left(i)
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