def get_bounds(self):
rc = GeoRect()
rc.left = Angle.degrees(180)
rc.right = Angle.degrees(-180)
rc.top = Angle.degrees(-90)
rc.bottom = Angle.degrees(90)
for wp in self.__list:
rc.left = min(rc.left, wp.location.lon)
rc.right = max(rc.right, wp.location.lon)
rc.top = max(rc.top, wp.location.lat)
rc.bottom = min(rc.bottom, wp.location.lat)
return rc
def get_bounds(self):
rc = GeoRect()
rc.left = Angle.degrees(180)
rc.right = Angle.degrees(-180)
rc.top = Angle.degrees(-90)
rc.bottom = Angle.degrees(90)
for wp in self.__list:
rc.left = min(rc.left, wp.location.lon)
rc.right = max(rc.right, wp.location.lon)
rc.top = max(rc.top, wp.location.lat)
rc.bottom = min(rc.bottom, wp.location.lat)
return rc
def __init__(self, left = 0, right = 0, top = 0, bottom = 0):
if isinstance(left, Angle):
self.left = left
else:
self.left = Angle.degrees(left)
if isinstance(right, Angle):
self.right = right
else:
self.right = Angle.degrees(right)
if isinstance(top, Angle):
self.top = top
else:
self.top = Angle.degrees(top)
if isinstance(bottom, Angle):
self.bottom = bottom
else:
self.bottom = Angle.degrees(bottom)
def __init__(self, left=0, right=0, top=0, bottom=0):
if isinstance(left, Angle):
self.left = left
else:
self.left = Angle.degrees(left)
if isinstance(right, Angle):
self.right = right
else:
self.right = Angle.degrees(right)
if isinstance(top, Angle):
self.top = top
else:
self.top = Angle.degrees(top)
if isinstance(bottom, Angle):
self.bottom = bottom
else:
self.bottom = Angle.degrees(bottom)
def convert(template, working_dir):
if not "NAME" in template:
print "Template file has no NAME specified!"
return
if ((not "LATMIN" in template) or (not "LATMAX" in template)
or (not "LONMIN" in template) or (not "LONMIN" in template)):
print "Template file has no bounds specified!"
return
name = template["NAME"]
lkm_file = os.path.join(working_dir, name + ".LKM")
xcm_file = os.path.join(working_dir, name + ".xcm")
if not os.path.exists(lkm_file):
print "LKM file \"" + lkm_file + "\" does not exist!"
return
m = MapGenerator()
m.SetBoundsSeperatly(
Angle.degrees(float(template["LATMIN"].replace(",", "."))),
Angle.degrees(float(template["LATMAX"].replace(",", "."))),
Angle.degrees(float(template["LONMIN"].replace(",", "."))),
Angle.degrees(float(template["LONMAX"].replace(",", "."))))
m.AddTerrain(9)
credits = []
credits.append(
"Topology data \xa9 OpenStreetMap contributors (http://www.openstreetmap.org), CC-BY-SA (http://creativecommons.org/licenses/by-sa/2.0/)"
)
credits.append(
"Topology data conversion \xa9 LK8000 project (http://www.lk8000.it)")
m.AddInformationFile(name, "Paolo Ventafridda <*****@*****.**>",
credits)
lkm = zipfile.ZipFile(lkm_file, "r")
needed_files = []
for file in lkm.namelist():
# Don't add coast_area shapefile to the XCM file
if file.lower().startswith("coast_area."): continue
# Don't add info.txt to the XCM file
# -> we will create our own...
if file.lower() == "info.txt": continue
needed_files.append(file)
if needed_files == []:
print "LKM file \"" + lkm_file + "\" is empty!"
return
# Create temporary folder
temp_dir = mkdtemp()
# Extract LKM contents to temporary folder
print "Extracting \"" + lkm_file + "\" ..."
lkm.extractall(temp_dir, needed_files)
lkm.close()
# Remove coast_area shapefile from topology file
update_topology_file(temp_dir)
# Delete old XCM file if exists
if os.path.exists(xcm_file):
os.unlink(xcm_file)
# Create new XCM file
print "Creating \"" + xcm_file + "\" ..."
xcm = zipfile.ZipFile(xcm_file, "w")
for file in needed_files:
compress = zipfile.ZIP_DEFLATED
# Don't compress shapefiles
if ((file.lower().endswith(".dbf")) or (file.lower().endswith(".prj"))
or (file.lower().endswith(".shp"))
or (file.lower().endswith(".shx"))):
compress = zipfile.ZIP_STORED
xcm.write(os.path.join(temp_dir, file), file, compress)
xcm.close()
# Delete temporary files
print "Deleting temporary files ..."
for file in needed_files:
os.unlink(os.path.join(temp_dir, file))
os.rmdir(temp_dir)
# Add terrain to XCM file
m.Create(xcm_file, True)
def __init__(self,
lon = Angle.degrees(0),
lat = Angle.degrees(0)):
self.lon = lon
self.lat = lat
