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Add coordtype implementation #479

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Add coordtype implementation #479

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17 changes: 17 additions & 0 deletions src/geointerface.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -413,4 +413,21 @@ let pointtypes = (wkbPoint, wkbPoint25D, wkbPointM, wkbPointZM),
function GeoInterface.geomtrait(geom::AbstractGeometry{wkbTriangle})
return GeoInterface.TriangleTrait()
end

# coordtype implementations - guarded against old GeoInterface versions
if :coordtype in names(GeoInterface; all = true)
# ArchGDAL always uses Float64 for coordinates
function GeoInterface.coordtype(::GeoInterface.AbstractGeometryTrait, ::AbstractGeometry)
return Float64
end

function GeoInterface.coordtype(::GeoInterface.FeatureTrait, ::AbstractFeature)
return Float64
end

# AbstractFeatureLayer acts like a FeatureCollection in ArchGDAL
function GeoInterface.coordtype(::GeoInterface.FeatureCollectionTrait, ::AbstractFeatureLayer)
return Float64
end
end
end
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