/// <summary>
/// Checks a Feature object for errors in its Geometry. E.g. self intersection.
/// </summary>
/// <param name="feature">The feature.</param>
/// <returns>Validation result.</returns>
public GeometryValidationResult ValidateFeatureGeometry(Feature feature)
{
GeometryValidationResult result = new GeometryValidationResult();
GeometryConversionTool geometryConversionTool = new GeometryConversionTool();
List <SqlGeometry> sqlGeometries = geometryConversionTool.FeatureGeometryToSqlGeometries(feature);
if (sqlGeometries.Any())
{
foreach (SqlGeometry sqlGeometry in sqlGeometries)
{
result = ValidateGeometry(sqlGeometry);
if (!result.IsValid)
{
return(result);
}
}
return(result);
}
return(new GeometryValidationResult
{
IsValid = true,
StatusCode = (int)GeometryValidationStatusId.Valid,
GeometryValidationStatusId = GeometryValidationStatusId.Valid
});
}
/// <summary>
/// Checks a SqlGeometry object for errors. E.g. self intersection.
/// </summary>
/// <param name="sqlGeometry">The SQL geometry.</param>
/// <returns>Validation result.</returns>
public GeometryValidationResult ValidateGeometry(SqlGeometry sqlGeometry)
{
const int DESCRIPTION_START_INDEX = 7;
const int STATUS_CODE_END_INDEX = 5;
string str = sqlGeometry.IsValidDetailed();
int statusCode = int.Parse(str.Substring(0, STATUS_CODE_END_INDEX));
string description = str.Substring(DESCRIPTION_START_INDEX, str.Length - DESCRIPTION_START_INDEX);
GeometryValidationStatusId geometryValidationStatusId;
if (!TryConvertIntToEnum(statusCode, out geometryValidationStatusId))
{
geometryValidationStatusId = GeometryValidationStatusId.Unknown;
}
GeometryValidationResult result = new GeometryValidationResult
{
StatusCode = statusCode,
Description = description,
IsValid = geometryValidationStatusId == GeometryValidationStatusId.Valid,
GeometryValidationStatusId = geometryValidationStatusId
};
return(result);
}
