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NpgsqlGeoJSONExtensions.cs
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37 lines (34 loc) · 1.76 KB
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using Npgsql.GeoJSON;
using Npgsql.GeoJSON.Internal;
using Npgsql.TypeMapping;
// ReSharper disable once CheckNamespace
namespace Npgsql;
/// <summary>
/// Extension allowing adding the GeoJSON plugin to an Npgsql type mapper.
/// </summary>
public static class NpgsqlGeoJSONExtensions
{
/// <summary>
/// Sets up GeoJSON mappings for the PostGIS types.
/// </summary>
/// <param name="mapper">The type mapper to set up (global or connection-specific)</param>
/// <param name="options">Options to use when constructing objects.</param>
/// <param name="geographyAsDefault">Specifies that the geography type is used for mapping by default.</param>
public static INpgsqlTypeMapper UseGeoJson(this INpgsqlTypeMapper mapper, GeoJSONOptions options = GeoJSONOptions.None, bool geographyAsDefault = false)
{
mapper.AddTypeInfoResolver(new GeoJSONTypeInfoResolver(options, geographyAsDefault, crsMap: null));
return mapper;
}
/// <summary>
/// Sets up GeoJSON mappings for the PostGIS types.
/// </summary>
/// <param name="mapper">The type mapper to set up (global or connection-specific)</param>
/// <param name="crsMap">A custom crs map that might contain more or less entries than the default well-known crs map.</param>
/// <param name="options">Options to use when constructing objects.</param>
/// <param name="geographyAsDefault">Specifies that the geography type is used for mapping by default.</param>
public static INpgsqlTypeMapper UseGeoJson(this INpgsqlTypeMapper mapper, CrsMap crsMap, GeoJSONOptions options = GeoJSONOptions.None, bool geographyAsDefault = false)
{
mapper.AddTypeInfoResolver(new GeoJSONTypeInfoResolver(options, geographyAsDefault, crsMap));
return mapper;
}
}