Given list of features or FeatureCollection return union of those.
import json from turfpy.transformation import union from geojson import Feature, Polygon, FeatureCollection f1 = Feature(geometry=Polygon([[ [-82.574787, 35.594087], [-82.574787, 35.615581], [-82.545261, 35.615581], [-82.545261, 35.594087], [-82.574787, 35.594087] ]]), properties={"fill": "#00f"}) f2 = Feature(geometry=Polygon([[ [-82.560024, 35.585153], [-82.560024, 35.602602], [-82.52964, 35.602602], [-82.52964, 35.585153], [-82.560024, 35.585153]]]), properties={"fill": "#00f"}) un = union(FeatureCollection([f1, f2], properties={"combine": "yes"})) print(json.dumps(un, indent=2, sort_keys=True))
from geojson import Feature, Polygon, FeatureCollection from ipyleaflet import Map, GeoJSON, LayersControl from turfpy.transformation import union
- f1 = Feature(
- geometry=Polygon(
- [
- [
[-82.574787, 35.594087], [-82.574787, 35.615581], [-82.545261, 35.615581], [-82.545261, 35.594087], [-82.574787, 35.594087],
]
]
), properties={"fill": "#00f"},
) f2 = Feature( geometry=Polygon( [ [ [-82.560024, 35.585153], [-82.560024, 35.602602], [-82.52964, 35.602602], [-82.52964, 35.585153], [-82.560024, 35.585153], ] ] ), properties={"fill": "#00f"}, )
geo_json_1 = GeoJSON(name="First Polygon", data=f1)
geo_json_2 = GeoJSON(name="Second Polygon", data=f2, style={"color": "green"})
- geojson = GeoJSON(
name="Union", data=union(FeatureCollection([f1, f2], properties={"combine": "yes"})), style={"color": "red"},
)
m = Map(center=[35.60069336198429, -82.54892796278001], zoom=13)