Add DEM and Slope Map

app.py

@@ -109,10 +109,10 @@ def add_geometry_to_maps(map_list):
         m.add_gdf(buffer_geometry_gdf, layer_name="Geometry Buffer", style_function=lambda x: {"color": "red", "fillOpacity": 0.0})
         m.add_gdf(geometry_gdf, layer_name="Geometry", style_function=lambda x: {"color": "blue", "fillOpacity": 0.0})
 
-def get_dem_slope_maps(buffer_ee_feature_collection, buffer):
+def get_dem_slope_maps(buffer_ee_geometry, buffer):
     # Create the map for DEM
     dem_map = gee_folium.Map()
-    dem_layer = ee.Image("USGS/SRTMGL1_003").clip(buffer_ee_feature_collection.buffer(buffer))  
+    dem_layer = ee.Image("USGS/SRTMGL1_003").clip(buffer_ee_geometry.buffer(buffer))  
     vis_params = {"min": 0, "max": 300, "palette": ["blue", "green", "yellow", "red"]}
     dem_map.addLayer(dem_layer, vis_params, "DEM Layer")
     # Create a colormap
@@ -468,7 +468,7 @@ if "result" in st.session_state:
 
     st.write("<h3><div style='text-align: center;'>DEM and Slope from SRTM at 30m resolution</div></h3>", unsafe_allow_html=True)
     dem_col, slope_col = st.columns(2)
-    dem_map, slope_map = get_dem_slope_maps(buffer_ee_feature_collection, buffer)
+    dem_map, slope_map = get_dem_slope_maps(ee.Geometry(buffer_geometry_gdf.to_crs(4326).geometry.item().__geo_interface__), buffer)
     # DEM Map
     dem_col.write("DEM Map")
     add_geometry_to_maps([dem_map])