def update_position(self):
'''update position text'''
state = self.state
pos = self.mouse_pos
newtext = ''
alt = 0
if pos is not None:
(lat,lon) = self.coordinates(pos.x, pos.y)
newtext += 'Cursor: %f %f' % (lat, lon)
if state.elevation:
alt = self.ElevationMap.GetElevation(lat, lon)
newtext += ' %.1fm' % alt
pending = state.mt.tiles_pending()
if pending:
newtext += ' Map Downloading %u ' % pending
if alt == -1:
newtext += ' SRTM Downloading '
newtext += '\n'
if self.click_pos is not None:
newtext += 'Click: %f %f (%s %s)' % (self.click_pos[0], self.click_pos[1],
mp_util.degrees_to_dms(self.click_pos[0]),
mp_util.degrees_to_dms(self.click_pos[1]))
if self.last_click_pos is not None:
distance = mp_util.gps_distance(self.last_click_pos[0], self.last_click_pos[1],
self.click_pos[0], self.click_pos[1])
bearing = mp_util.gps_bearing(self.last_click_pos[0], self.last_click_pos[1],
self.click_pos[0], self.click_pos[1])
newtext += ' Distance: %.1fm Bearing %.1f' % (distance, bearing)
if newtext != state.oldtext:
self.position.Clear()
self.position.WriteText(newtext)
state.oldtext = newtext
def re_center(self, x, y, lat, lon):
'''re-center view for pixel x,y'''
state = self.state
(lat2,lon2) = self.coordinates(x, y)
distance = mp_util.gps_distance(lat2, lon2, lat, lon)
bearing = mp_util.gps_bearing(lat2, lon2, lat, lon)
(state.lat, state.lon) = mp_util.gps_newpos(state.lat, state.lon, bearing, distance)
def re_center(self, x, y, lat, lon):
'''re-center view for pixel x,y'''
state = self.state
if lat is None or lon is None:
return
(lat2, lon2) = self.coordinates(x, y)
distance = mp_util.gps_distance(lat2, lon2, lat, lon)
bearing = mp_util.gps_bearing(lat2, lon2, lat, lon)
(state.lat, state.lon) = mp_util.gps_newpos(state.lat, state.lon,
bearing, distance)
def update_position(self):
'''update position text'''
state = self.state
pos = self.mouse_pos
newtext = ''
alt = 0
if pos is not None:
(lat, lon) = self.coordinates(pos.x, pos.y)
newtext += 'Cursor: %f %f' % (lat, lon)
if state.elevation:
alt = self.ElevationMap.GetElevation(lat, lon)
newtext += ' %.1fm' % alt
pending = state.mt.tiles_pending()
if pending:
newtext += ' Map Downloading %u ' % pending
if alt == -1:
newtext += ' SRTM Downloading '
newtext += '\n'
if self.click_pos is not None:
newtext += 'Click: %f %f (%s %s)' % (
self.click_pos[0], self.click_pos[1],
mp_util.degrees_to_dms(self.click_pos[0]),
mp_util.degrees_to_dms(self.click_pos[1]))
if self.last_click_pos is not None:
distance = mp_util.gps_distance(self.last_click_pos[0],
self.last_click_pos[1],
self.click_pos[0],
self.click_pos[1])
bearing = mp_util.gps_bearing(self.last_click_pos[0],
self.last_click_pos[1],
self.click_pos[0], self.click_pos[1])
newtext += ' Distance: %.1fm Bearing %.1f' % (distance, bearing)
t1 = unicode(newtext, encoding='ascii', errors="replace")
if t1 != state.oldtext:
self.position.Clear()
self.position.WriteText(newtext)
state.oldtext = t1
