def use_site(self, site, mapwin):
"""Given a starting site, center the map on it and show the map.
"""
if len(site) > 3 and site[3]:
collection = self.find_collection(site[3])
else:
collection = self.find_collection(self.default_collection)
if not collection:
return False
mapwin.collection = collection
# site[1] and site[2] are the long and lat in deg.minutes
# print(site[0], site[1], site[2])
mapwin.center_lon = MapUtils.deg_min2dec_deg(site[1])
mapwin.center_lat = MapUtils.deg_min2dec_deg(site[2])
mapwin.pin_lon = mapwin.center_lon
mapwin.pin_lat = mapwin.center_lat
# print("Center in decimal degrees:", centerLon, centerLat)
if (self.Debug):
print(site[0] + ":", \
MapUtils.dec_deg2deg_min_str(mapwin.center_lon), \
MapUtils.dec_deg2deg_min_str(mapwin.center_lat))
if len(site) > 4 and collection.zoom_to:
collection.zoom_to(site[4])
mapwin.draw_map()
return True
def use_site(self, site, mapwin):
collection = self.find_collection(site[3])
if not collection:
return False
mapwin.collection = collection
# site[1] and site[2] are the long and lat in deg.minutes
# print site[0], site[1], site[2]
mapwin.center_lon = MapUtils.deg_min2dec_deg(site[1])
mapwin.center_lat = MapUtils.deg_min2dec_deg(site[2])
mapwin.pin_lon = mapwin.center_lon
mapwin.pin_lat = mapwin.center_lat
# print "Center in decimal degrees:", centerLon, centerLat
if (self.Debug):
print site[0] + ":", \
MapUtils.dec_deg2deg_min_str(mapwin.center_lon), \
MapUtils.dec_deg2deg_min_str(mapwin.center_lat)
if len(site) > 4 and collection.zoom_to:
collection.zoom_to(site[4])
mapwin.draw_map()
return True
def use_site(self, site, mapwin):
collection = self.find_collection(site[3])
if not collection:
return False
mapwin.collection = collection
# site[1] and site[2] are the long and lat in deg.minutes
# print site[0], site[1], site[2]
mapwin.center_lon = MapUtils.deg_min2dec_deg(site[1])
mapwin.center_lat = MapUtils.deg_min2dec_deg(site[2])
mapwin.pin_lon = mapwin.center_lon
mapwin.pin_lat = mapwin.center_lat
# print "Center in decimal degrees:", centerLon, centerLat
if (self.Debug):
print site[0] + ":", \
MapUtils.dec_deg2deg_min_str(mapwin.center_lon), \
MapUtils.dec_deg2deg_min_str(mapwin.center_lat)
if len(site) > 4 and collection.zoom_to:
collection.zoom_to(site[4])
mapwin.draw_map()
return True
def parse_args(self, mapwin, args):
"""Parse runtime arguments."""
args = args[1:]
while len(args) > 0:
if args[0][0] == '-' and not args[0][1].isdigit():
if args[0] == "-v" or args[0] == "--version":
print self.get_version()
sys.exit(0)
elif args[0] == "-h" or args[0] == "--help":
self.Usage()
# Next clause is impossible because of the prev isdigit check:
# if args[0] == "-15":
# series = 15
elif args[0] == "-p":
self.print_sites()
elif args[0] == "-c":
# Specify a collection:
if len(args) < 2:
print "-c must specify collection"
self.Usage()
mapwin.collection = self.find_collection(args[1])
if mapwin.collection is None:
self.error_out("Can't find a map collection called "
+ args[1])
# Start initially at top left, but subsequent args
# may change this:
mapwin.center_lon, mapwin.center_lat = \
mapwin.collection.get_top_left()
if (self.Debug):
print "Collection", mapwin.collection.name,
print "Starting at", \
MapUtils.dec_deg2deg_min_str(mapwin.center_lon), \
", ", \
MapUtils.dec_deg2deg_min_str(mapwin.center_lat)
args = args[1:]
elif args[0] == "-d":
self.Debug = True
elif args[0] == "-r":
self.reload_tiles = time.time()
elif args[0] == "-t" and len(args) > 1:
if mapwin.trackpoints is None:
mapwin.trackpoints = TrackPoints()
# Is it a known track?
for tr in self.KnownTracks:
if args[1] == tr[0]:
if self.Debug:
print "Reading known track", tr[0], tr[1]
args[1] = tr[1]
break
try:
mapwin.trackpoints.read_track_file(args[1])
except IOError:
print "Can't read track file", args[1]
args = args[1:]
else:
self.error_out("Unknown flag " + args[0])
# Done processing this flag
args = args[1:]
continue
# args[0] doesn't start with '-'. Is it a track file?
if args[0].endswith(".gpx") \
or args[0].endswith(".kml") \
or args[0].endswith(".kmz") \
or args[0].endswith("json"):
try:
if mapwin.trackpoints:
mapwin.trackpoints.read_track_file(args[0])
else:
trackpoints = TrackPoints()
trackpoints.read_track_file(args[0])
mapwin.trackpoints = trackpoints
except IOError:
print "Can't read track file", args[0]
except xml.parsers.expat.ExpatError:
print "Can't read %s: syntax error." % args[0]
if args[0].lower().endswith(".kml") or \
args[0].lower().endswith(".kmz"):
print """
Is this a KML made with ArcGIS?
It may have an illegal xsi:schemaLocation.
If so, try changing xsi:schemaLocation to just schemaLocation."""
args = args[1:]
continue
# Try to match a known site:
for site in self.KnownSites:
if args[0] == site[0]:
if not self.use_site(site, mapwin):
continue
break
if mapwin.collection and mapwin.center_lon and mapwin.center_lat:
args = args[1:]
continue
# Doesn't match a known site. Maybe the args are coordinates?
try:
if len(args) >= 2 and \
len(args[0]) > 1 and args[0][1].isdigit() and \
len(args[1]) > 1 and args[1][1].isdigit():
mapwin.center_lon = MapUtils.deg_min2dec_deg(float(args[0]))
mapwin.center_lat = MapUtils.deg_min2dec_deg(float(args[2]))
mapwin.collection = self.find_collection(args[3])
args = args[2:]
continue
print "Can't make sense of argument:", args[0]
self.Usage()
except ValueError:
print "Couldn't parse coordinates"
self.Usage()
# If we get here, we still have an argument but it doesn't
# match anything we know: flag, collection, site or coordinate.
print "Problem parsing arguments. Remaining args:", args
self.Usage()
# Now we've parsed all the arguments.
# If we didn't get a collection, use the default, if any:
if not mapwin.collection and self.default_collection:
mapwin.collection = self.find_collection(self.default_collection)
# If we have a collection and a track but no center point,
# center it on the trackpoints, and set scale appropriately:
if mapwin.trackpoints is not None and mapwin.collection is not None \
and not (mapwin.center_lat and mapwin.center_lon):
minlon, minlat, maxlon, maxlat = mapwin.trackpoints.get_bounds()
mapwin.center_lon = (maxlon + minlon) / 2
mapwin.center_lat = (maxlat + minlat) / 2
mapwin.collection.zoom_to_bounds(minlon, minlat, maxlon, maxlat)
if self.reload_tiles and 'set_reload_tiles' in dir(mapwin.collection):
mapwin.collection.set_reload_tiles(self.reload_tiles)
elif self.reload_tiles:
print "Collection can't re-download tiles"
# By now, we hope we have the mapwin positioned with a collection
# and starting coordinates:
if mapwin.collection and mapwin.center_lon and mapwin.center_lat:
return
# Didn't match any known run mode:
# start in GUI mode choosing a location:
if not mapwin.selection_window():
sys.exit(0)
def parse_args(self, mapwin, args):
"""Parse runtime arguments."""
args = args[1:]
while len(args) > 0:
if args[0][0] == '-' and not args[0][1].isdigit():
if args[0] == "-v" or args[0] == "--version":
print self.get_version()
sys.exit(0)
elif args[0] == "-h" or args[0] == "--help":
self.Usage()
# Next clause is impossible because of the prev isdigit check:
# if args[0] == "-15":
# series = 15
elif args[0] == "-p":
self.print_sites()
elif args[0] == "-c":
# Specify a collection:
if len(args) < 2:
print "-c must specify collection"
self.Usage()
mapwin.collection = self.find_collection(args[1])
if mapwin.collection is None:
self.error_out("Can't find a map collection called " +
args[1])
# Start initially at top left, but subsequent args
# may change this:
mapwin.center_lon, mapwin.center_lat = \
mapwin.collection.get_top_left()
if (self.Debug):
print "Collection", mapwin.collection.name,
print "Starting at", \
MapUtils.dec_deg2deg_min_str(mapwin.center_lon), \
", ", \
MapUtils.dec_deg2deg_min_str(mapwin.center_lat)
args = args[1:]
elif args[0] == "-d":
self.Debug = True
print "Debugging on"
elif args[0] == "-r":
self.reload_tiles = time.time()
elif args[0] == "-t" and len(args) > 1:
if mapwin.trackpoints is None:
mapwin.trackpoints = TrackPoints()
# Is it a known track?
for tr in self.KnownTracks:
if args[1] == tr[0]:
if self.Debug:
print "Reading known track", tr[0], tr[1]
args[1] = tr[1]
break
try:
mapwin.trackpoints.read_track_file(args[1])
except IOError:
print "Can't read track file", args[1]
args = args[1:]
else:
self.error_out("Unknown flag " + args[0])
# Done processing this flag
args = args[1:]
continue
# args[0] doesn't start with '-'. Is it a track file?
if args[0].endswith(".gpx") \
or args[0].endswith(".kml") \
or args[0].endswith(".kmz") \
or args[0].endswith("json"):
try:
if mapwin.trackpoints:
mapwin.trackpoints.read_track_file(args[0])
else:
trackpoints = TrackPoints()
trackpoints.read_track_file(args[0])
mapwin.trackpoints = trackpoints
except IOError:
print "Can't read track file", args[0]
except xml.parsers.expat.ExpatError:
print "Can't read %s: syntax error." % args[0]
if args[0].lower().endswith(".kml") or \
args[0].lower().endswith(".kmz"):
print """
Is this a KML made with ArcGIS?
It may have an illegal xsi:schemaLocation.
If so, try changing xsi:schemaLocation to just schemaLocation."""
args = args[1:]
continue
# Try to match a known site:
for site in self.KnownSites:
if args[0] == site[0]:
if not self.use_site(site, mapwin):
continue
break
if mapwin.collection and mapwin.center_lon and mapwin.center_lat:
args = args[1:]
continue
# Doesn't match a known site. Maybe the args are coordinates?
try:
if len(args) >= 2 and \
len(args[0]) > 1 and args[0][1].isdigit() and \
len(args[1]) > 1 and args[1][1].isdigit():
mapwin.center_lon = MapUtils.deg_min2dec_deg(float(
args[0]))
mapwin.center_lat = MapUtils.deg_min2dec_deg(float(
args[2]))
mapwin.collection = self.find_collection(args[3])
args = args[2:]
continue
print "Can't make sense of argument:", args[0]
args = args[1:]
continue
except ValueError:
print "Couldn't parse coordinates"
self.Usage()
# If we get here, we still have an argument but it doesn't
# match anything we know: flag, collection, site or coordinate.
print "Problem parsing arguments. Remaining args:", args
self.Usage()
# Now we've parsed all the arguments.
# If we didn't get a collection, use the default, if any:
if not mapwin.collection and self.default_collection:
mapwin.collection = self.find_collection(self.default_collection)
mapwin.collection.Debug = self.Debug
# If we have a collection and a track but no center point,
# center it on the trackpoints, and set scale appropriately:
if mapwin.trackpoints is not None and mapwin.collection is not None \
and not (mapwin.center_lat and mapwin.center_lon):
minlon, minlat, maxlon, maxlat = mapwin.trackpoints.get_bounds()
mapwin.center_lon = (maxlon + minlon) / 2
mapwin.center_lat = (maxlat + minlat) / 2
mapwin.collection.zoom_to_bounds(minlon, minlat, maxlon, maxlat)
if self.reload_tiles and 'set_reload_tiles' in dir(mapwin.collection):
mapwin.collection.set_reload_tiles(self.reload_tiles)
elif self.reload_tiles:
print "Collection can't re-download tiles"
# By now, we hope we have the mapwin positioned with a collection
# and starting coordinates:
if mapwin.collection and mapwin.center_lon and mapwin.center_lat:
return
# Didn't match any known run mode:
# start in GUI mode choosing a location:
if not mapwin.selection_window():
sys.exit(0)
