var draw_parking = func(group, apt, lod) {
var group = group.createChild("group", "apt-"~apt.id);
foreach(var park; apt.parking()) {
var icon_park =
group.createChild("text", "parking-" ~ park.name)
.setDrawMode( canvas.Text.ALIGNMENT
+ canvas.Text.TEXT )
.setText(park.name)
.setFont("LiberationFonts/LiberationMono-Bold.ttf")
.setGeoPosition(park.lat, park.lon)
.setFontSize(15, 1.3);
}