gps.py

gps.py

import ui
import location
import time
import motion
from math import *

cardinales = (
    'N', 'NNE', 'NE', 'ENE', 'E', 'ESE', 'SE', 'SSE',
    'S', 'SSO', 'SO', 'OSO', 'O', 'ONO', 'NO', 'NNO'
)

v = ui.load_view()

v.present('sheet', hide_title_bar = True)

motion.start_updates()

while True:
    
    location.start_updates()
    gps = location.get_location()
    location.stop_updates()

    v['latitud'].text = f"{gps['latitude']:12.7f}N"
    v['longitud'].text = f"{gps['longitude']:12.7f}E"
    v['altura'].text = f"{round(gps['altitude']):4d} m."
    v['speed'].text = f"{round(gps['speed'] * 3.6):^4d}" if gps['speed'] != -1 \
        else "N/D"
    
    rumbo = gps['course']
    i = round(rumbo / 22.5)
    v['course'].text = f"{round(rumbo):3d}° {cardinales[i % 16]}" \
        if rumbo != -1 else "N/D"
    
    direcciones = ''
    for direccion in location.reverse_geocode(gps):
        direcciones += f"{direccion.get('Street')}\n"
    v['direccion'].text = direcciones[:-1]
    
    mag_vec = motion.get_magnetic_field()
    
    if mag_vec[0] < 0:
        compas = pi / 2 + atan(mag_vec[1] / min(mag_vec[0], -1e-14))
    else:
        compas = pi + pi / 2 + atan(mag_vec[1] / max(mag_vec[0], 1e-14))
    compas = compas / (2 * pi) * 359
    i = round(compas / 22.5)
    v['compas'].text = f"{round(compas):3d}° {cardinales[i % 16]}"
    
    time.sleep(1)