def _poll(self):
try:
# Check the gps module
self.s_locks['ld3w'].acquire()
state = nmea.get_data(self.s_connects.bodies['ld3w']['cons'][0]['sock'])
self.s_locks['ld3w'].release()
# Display very detailed information
self.display('%s:\t\t\t\t%s' % (self.getName(), state), level=75)
# Display not-so detailed information
self.display('', level=50)
self.display('%s:\t\t\t\tType:\t\t\t%s' % (self.getName(), state['type']), level=50)
if state['type'] == 'GGA':
self.display('%s:\t\t\t\tLongitude:\t\t%s' % (self.getName(), state['long']), level=50)
self.display('%s:\t\t\t\tLatitude:\t\t%s' % (self.getName(), state['lat']), level=50)
self.display('%s:\t\t\t\tQuality:\t\t%s' % (self.getName(), state['quality']), level=50)
if state['type'] == 'GSA':
self.display('%s:\t\t\t\tH dilute:\t\t%s' % (self.getName(), state['hdop']), level=50)
self.display('%s:\t\t\t\tV dilute:\t\t%s' % (self.getName(), state['vdop']), level=50)
self.display('%s:\t\t\t\tDimentions:\t\t%s' % (self.getName(), state['fix']), level=50)
if state['type'] == 'GSV':
self.display('%s:\t\t\t\tSatellites:\t\t%s' % (self.getName(), state['count']), level=50)
if state['type'] == 'RMC':
self.display('%s:\t\t\t\tStatus:\t\t\t%s' % (self.getName(), state['status']), level=50)
self.display('%s:\t\t\t\tSpeed:\t\t\t%s' % (self.getName(), state['speed']), level=50)
self.display('%s:\t\t\t\tTrack:\t\t\t%s' % (self.getName(), state['track']), level=50)
self.display('%s:\t\t\t\tLongitude:\t\t%s' % (self.getName(), state['long']), level=50)
self.display('%s:\t\t\t\tLatitude:\t\t%s' % (self.getName(), state['lat']), level=50)
except:
self.display('%s:\t\t\t\tUnable to poll for position' % self.getName(), level=25)
def get_position(self):
""" We query the gps device to try get a position. When we have a new
position, we return it to the caller.
"""
try:
cur_pos = {}
cur_pos['type'] = 'NON'
# Make sure we only use GGA nmea packets
while cur_pos['type'] != 'GGA':
self.parse_queue(timeout=1)
self.s_locks['ld3w'].acquire()
cur_pos = nmea.get_data(self.s_connects.bodies['ld3w']['cons'][0]['sock'])
self.s_locks['ld3w'].release()
self.display('%s:\t\t\t\tew:%s sn:%s' % (self.getName(), cur_pos['long'], cur_pos['lat']), level=0)
except:
self.display('%s:\t\t\t\tUnable to get position' % self.getName(), level=0)