private static void ExportSpatialReference(int export_flags, com.epl.geometry.SpatialReference spatial_reference, com.epl.geometry.JsonWriter json_writer)
{
if (spatial_reference != null)
{
int wkid = spatial_reference.GetLatestID();
if (wkid <= 0)
{
throw new com.epl.geometry.GeometryException("invalid call");
}
json_writer.StartObject();
json_writer.AddFieldName("type");
json_writer.AddValueString("name");
json_writer.AddFieldName("properties");
json_writer.StartObject();
json_writer.AddFieldName("name");
string authority = ((com.epl.geometry.SpatialReferenceImpl)spatial_reference).GetAuthority();
authority = authority.ToUpper();
System.Text.StringBuilder crs_identifier = new System.Text.StringBuilder(authority);
crs_identifier.Append(':');
crs_identifier.Append(wkid);
json_writer.AddValueString(crs_identifier.ToString());
json_writer.EndObject();
json_writer.EndObject();
}
else
{
json_writer.AddValueNull();
}
}
// Mirrors wkt
private static void PointTaggedText_(int precision, bool bFixedPoint, bool b_export_zs, bool b_export_ms, double x, double y, double z, double m, com.epl.geometry.JsonWriter json_writer)
{
json_writer.AddFieldName("type");
json_writer.AddValueString("Point");
json_writer.AddFieldName("coordinates");
if (com.epl.geometry.NumberUtils.IsNaN(x))
{
json_writer.StartArray();
json_writer.EndArray();
return;
}
PointText_(precision, bFixedPoint, b_export_zs, b_export_ms, x, y, z, m, json_writer);
}
// Mirrors wkt
private static void PolygonTaggedTextFromEnvelope_(int precision, bool bFixedPoint, bool b_export_zs, bool b_export_ms, double xmin, double ymin, double xmax, double ymax, double zmin, double zmax, double mmin, double mmax, com.epl.geometry.JsonWriter json_writer)
{
json_writer.AddFieldName("type");
json_writer.AddValueString("Polygon");
json_writer.AddFieldName("coordinates");
if (com.epl.geometry.NumberUtils.IsNaN(xmin))
{
json_writer.StartArray();
json_writer.EndArray();
return;
}
WriteEnvelopeAsGeoJsonPolygon_(precision, bFixedPoint, b_export_zs, b_export_ms, xmin, ymin, xmax, ymax, zmin, zmax, mmin, mmax, json_writer);
}
// Mirrors wkt
private static void PolygonTaggedText_(int precision, bool bFixedPoint, bool b_export_zs, bool b_export_ms, com.epl.geometry.AttributeStreamOfDbl zs, com.epl.geometry.AttributeStreamOfDbl ms, com.epl.geometry.AttributeStreamOfDbl position, com.epl.geometry.AttributeStreamOfInt32
paths, int path_count, com.epl.geometry.JsonWriter json_writer)
{
json_writer.AddFieldName("type");
json_writer.AddValueString("Polygon");
json_writer.AddFieldName("coordinates");
if (position == null)
{
json_writer.StartArray();
json_writer.EndArray();
return;
}
PolygonText_(precision, bFixedPoint, b_export_zs, b_export_ms, zs, ms, position, paths, 0, path_count, json_writer);
}
// Mirrors wkt
private static void MultiPointTaggedText_(int precision, bool bFixedPoint, bool b_export_zs, bool b_export_ms, com.epl.geometry.AttributeStreamOfDbl zs, com.epl.geometry.AttributeStreamOfDbl ms, com.epl.geometry.AttributeStreamOfDbl position, int point_count, com.epl.geometry.JsonWriter
json_writer)
{
json_writer.AddFieldName("type");
json_writer.AddValueString("MultiPoint");
json_writer.AddFieldName("coordinates");
if (position == null)
{
json_writer.StartArray();
json_writer.EndArray();
return;
}
LineStringText_(false, false, precision, bFixedPoint, b_export_zs, b_export_ms, zs, ms, position, 0, point_count, json_writer);
}
// Mirrors wkt
private static void LineStringTaggedText_(int precision, bool bFixedPoint, bool b_export_zs, bool b_export_ms, com.epl.geometry.AttributeStreamOfDbl zs, com.epl.geometry.AttributeStreamOfDbl ms, com.epl.geometry.AttributeStreamOfDbl position, com.epl.geometry.AttributeStreamOfInt8
path_flags, com.epl.geometry.AttributeStreamOfInt32 paths, com.epl.geometry.JsonWriter json_writer)
{
json_writer.AddFieldName("type");
json_writer.AddValueString("LineString");
json_writer.AddFieldName("coordinates");
if (position == null)
{
json_writer.StartArray();
json_writer.EndArray();
return;
}
bool b_closed = ((path_flags.Read(0) & com.epl.geometry.PathFlags.enumClosed) != 0);
LineStringText_(false, b_closed, precision, bFixedPoint, b_export_zs, b_export_ms, zs, ms, position, 0, paths.Read(1), json_writer);
}