def __post_location(self, lat, lon, alt):
utc = time.time()
post_event(self._notify,
EventThread(Event.LOC, 0, [lat, lon, alt, utc]))
def __serial_timeout(self):
self.stop()
post_event(self._notify, EventThread(Event.LOC_ERR,
0, 'GPS timed out'))
def run(self):
tuner = self.__rtl_setup()
if self.sdr is None:
return
post_event(self.notify, EventThread(Event.INFO, None, tuner))
freq = self.__f_start()
timeStamp = math.floor(time.time())
while freq <= self.__f_stop():
if self.cancel:
post_event(self.notify, EventThread(Event.STOPPED))
self.rtl_close()
return
try:
scan = self.rtl_scan(freq)
if len(scan):
self.queue.put([freq, (timeStamp, scan)])
post_event(self.notify, EventThread(Event.DATA))
else:
post_event(
self.notify,
EventThread(Event.ERROR, 0, 'No samples returned'))
return
except (AttributeError, MemoryError, TypeError) as error:
post_event(self.notify,
EventThread(Event.ERROR, 0, error.message))
return
except (IOError, OSError) as error:
if self.sdr is not None:
self.rtl_close()
post_event(self.notify,
EventThread(Event.ERROR, 0, error.message))
return
freq += self.__f_step()
post_event(self.notify, EventThread(Event.FINISHED, 0, None))
if self.isCal:
post_event(self.notify, EventThread(Event.CAL))
def redraw_plot(self):
if self.figure is not None:
post_event(self.notify, EventThread(Event.DRAW))
def __gpsd_sats(self, satData):
sats = {}
for sat in satData:
sats[sat['PRN']] = [sat['ss'], sat['used']]
post_event(self._notify, EventThread(Event.LOC_SAT, None, sats))
