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render holes and columns

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Laura Klünder 2017-10-18 16:43:02 +02:00
parent c5e514848d
commit 5948c09f92
1 changed files with 14 additions and 8 deletions
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22
src/c3nav/mapdata/render/svg.py
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@ -15,26 +15,32 @@ def render_svg(level, miny, minx, maxy, maxx, scale=1):
levels = Level.objects.filter(Q(on_top_of=level.pk) | Q(base_altitude__lte=level.base_altitude))
levels = levels.prefetch_related(Prefetch('altitudeareas', AltitudeArea.objects.within(*within_coords)),
Prefetch('buildings', Building.objects.within(*within_coords)),
Prefetch('spaces', Space.objects.within(*within_coords)),
Prefetch('doors', Door.objects.within(*within_coords)))
Prefetch('doors', Door.objects.within(*within_coords)),
Prefetch('spaces', Space.objects.within(*within_coords).prefetch_related(
'holes', 'columns'
)))
for level in levels:
buildings_geom = bbox.intersection(unary_union([b.geometry for b in level.buildings.all()]))
# svg.add_geometry(buildings_geom, fill_color='#aaaaaa')
for altitudearea in level.altitudeareas.all():
svg.add_geometry(bbox.intersection(altitudearea.geometry),
fill_color='#ffffff', altitude=altitudearea.altitude)
for space in level.spaces.all():
if space.outside:
space.geometry = space.geometry.difference(buildings_geom)
space.geometry = space.geometry.difference(unary_union([c.geometry for c in space.columns.all()]))
space.holes_geom = unary_union([h.geometry for h in space.holes.all()])
space.walkable_geom = space.geometry.difference(space.holes_geom)
spaces_geom = bbox.intersection(unary_union([s.geometry for s in level.spaces.all()]))
doors_geom = bbox.intersection(unary_union([d.geometry for d in level.doors.all()]))
walkable_geom = unary_union([w.walkable_geom for w in level.spaces.all()]).union(doors_geom)
svg.add_geometry(spaces_geom, fill_color='#eeeeee')
# svg.add_geometry(doors_geom.difference(spaces_geom), fill_color='#ffffff')
for altitudearea in level.altitudeareas.all():
svg.add_geometry(bbox.intersection(altitudearea.geometry).intersection(walkable_geom),
fill_color='#eeeeee', altitude=altitudearea.altitude)
spaces_geom = bbox.intersection(unary_union([s.geometry for s in level.spaces.all()]))
doors_geom = bbox.intersection(unary_union([d.geometry for d in level.doors.all()]))
walls_geom = buildings_geom.difference(spaces_geom).difference(doors_geom)