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inverted inner polygons in MultiPolygons are not rendered correctly #516

@timtreis

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@timtreis

As pointed out in #513 (comment), MultiPolygons still cause issues.

MRE from @quentinblampey

from shapely import Polygon
from geopandas import GeoDataFrame
from spatialdata import SpatialData
from spatialdata.models import ShapesModel
import spatialdata_plot

ext = [
    (7.866043666934409, 32.80184055229537),
    (19.016191271980425, 203.48380872801957),
    (75.90086964475744, 236.02570144190528),
    (229.48380872801957, 235.98380872801957),
    (235.98380872801957, 5.516191271980426),
    (197.42585593903195, 6.144892860751103),
    (116.5, 96.4575926540027),
    (55.65582863082729, 12.531294107459374),
    (7.866043666934409, 32.80184055229537),
]

interior = [
    (160.12353079731844, 173.21221665537414),
    (181.80184055229537, 159.13395633306558),
    (198.86604366693442, 179.80184055229537),
    (178.19815944770465, 198.86604366693442),
    (160.12353079731844, 173.21221665537414),
]
polygon = Polygon(ext, [interior])

geo_df = GeoDataFrame(geometry=[polygon])

sdata = SpatialData(shapes={"test": ShapesModel.parse(geo_df)})

sdata.pl.render_shapes("test").pl.show()

Apparently, polygons have an inner orientation and our code was naively assuming it's always the same

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