def make_leg(route, i, j, name=True, arrow=False, style_url=None):
coord0 = route.tps[i].coord
coord1 = route.tps[j].coord
line_string = kml.LineString(coordinates=[coord0, coord1],
altitudeMode='clampToGround',
tessellate=1)
multi_geometry = kml.MultiGeometry(line_string)
if name:
point = kml.Point(coordinates=[coord0.halfway_to(coord1)])
multi_geometry.add(point)
distance = coord0.distance_to(coord1)
name = kml.name('%.1fkm' % (distance / 1000.0))
if arrow:
bearing = coord1.initial_bearing_to(coord0)
coordinates = [
coord1.coord_at(bearing - pi / 12.0, 400.0), coord1,
coord1.coord_at(bearing + pi / 12.0, 400.0)
]
line_string = kml.LineString(coordinates=coordinates,
altitudeMode='clampToGround',
tessellate=1)
multi_geometry.add(line_string)
if style_url is None:
style_url = globals.stock.xc_style.url()
return kml.Placemark(name, multi_geometry, styleUrl=style_url)
def make_task_folder(globals, task):
name = task.name or 'Task'
rows = []
tp0 = None
total = 0.0
count = -1
for sl in util.runs([tp.name for tp in task.tps]):
if tp0 is None:
tp0 = task.tps[sl.start]
continue
tp1 = task.tps[sl.stop - 1]
distance = tp0.coord.distance_to(tp1.coord)
th = '%s %s %s' % (tp0.name, RIGHTWARDS_ARROW, tp1.name)
td = '%.1fkm' % (distance / 1000.0)
rows.append((th, td))
total += distance
count += 1
tp0 = tp1
rows.append(('Total', '%.1fkm' % (total / 1000.0)))
table = make_table(rows)
snippet = '%.1fkm via %d turnpoints' % (total / 1000.0, count)
style_url = globals.stock.check_hide_children_style.url()
folder = kml.Folder(name=name,
description=kml.CDATA(table),
Snippet=snippet,
styleUrl=style_url)
style_url = globals.stock.xc_style.url()
done = set()
for tp in task.tps:
key = tp.name
if key in done:
continue
else:
done.add(key)
point = kml.Point(coordinates=[tp.coord])
folder.add(kml.Placemark(point, name=tp.name, styleUrl=style_url))
done = set()
for tp in task.tps:
if tp.radius == 0:
continue
key = (tp.name, tp.radius)
if key in done:
continue
else:
done.add(key)
coordinates = kml.coordinates.circle(tp.coord, tp.radius)
line_string = kml.LineString(coordinates, tessellate=1)
folder.add(kml.Placemark(line_string, styleUrl=style_url))
tp0 = None
for sl in util.runs([tp.name for tp in task.tps]):
if tp0 is None:
tp0 = task.tps[sl.start]
continue
tp1 = task.tps[sl.stop - 1]
coord0 = tp0.coord.coord_at(tp0.coord.initial_bearing_to(tp1.coord),
tp0.radius)
theta = tp1.coord.initial_bearing_to(tp0.coord)
coord1 = tp1.coord.coord_at(theta, tp1.radius)
line_string1 = kml.LineString(coordinates=[coord0, coord1],
tessellate=1)
coords = [
coord1.coord_at(theta - pi / 12.0, 400.0), coord1,
coord1.coord_at(theta + pi / 12.0, 400.0)
]
line_string2 = kml.LineString(coordinates=coords, tessellate=1)
multi_geometry = kml.MultiGeometry(line_string1, line_string2)
folder.add(kml.Placemark(multi_geometry, styleUrl=style_url))
tp0 = tp1
return kmz.kmz(folder)