TK Interface

ui.py

# -*- coding: utf-8 -*-

import time
import Tkinter as tk
from serial import Serial
from minirobots import Turtle

try:
    serial = Serial('/dev/rfcomm0', 57600)
    time.sleep(1)
except OSError:
    print "Can't connect to serial device on", args.port
    sys.exit(1)

turtle = Turtle(serial)
turtle.pen_down()

root = tk.Tk()
root.title('Tortuga')

button_forward = tk.Button(root, text='Adelante', command=lambda:turtle.forward(20))
button_left = tk.Button(root, text='Izquierda', command=lambda:turtle.left(90))
button_right = tk.Button(root, text='Derecha', command=lambda:turtle.right(90))
button_backward = tk.Button(root, text='Atrás', command=lambda:turtle.backward(20))

options = dict(padx=10, pady=10, ipadx=20, ipady=20)

button_forward.grid(row=0, columnspan=2,  **options)
button_left.grid(row=1, column=0, **options)
button_right.grid(row=1, column=1, **options)
button_backward.grid(row=2, columnspan=2, **options)

tk.mainloop()