private static void ExportPolypathToJson(com.epl.geometry.MultiPath pp, string name, com.epl.geometry.SpatialReference spatialReference, com.epl.geometry.JsonWriter jsonWriter, System.Collections.Generic.IDictionary <string, object> exportProperties)
{
bool bExportZs = pp.HasAttribute(com.epl.geometry.VertexDescription.Semantics.Z);
bool bExportMs = pp.HasAttribute(com.epl.geometry.VertexDescription.Semantics.M);
bool bPositionAsF = false;
int decimals = 17;
if (exportProperties != null)
{
object numberOfDecimalsXY = exportProperties["numberOfDecimalsXY"];
if (numberOfDecimalsXY != null && numberOfDecimalsXY is java.lang.Number)
{
bPositionAsF = true;
decimals = ((java.lang.Number)numberOfDecimalsXY);
}
}
jsonWriter.StartObject();
if (bExportZs)
{
jsonWriter.AddPairBoolean("hasZ", true);
}
if (bExportMs)
{
jsonWriter.AddPairBoolean("hasM", true);
}
jsonWriter.AddPairArray(name);
if (!pp.IsEmpty())
{
int n = pp.GetPathCount();
// rings or paths
com.epl.geometry.MultiPathImpl mpImpl = (com.epl.geometry.MultiPathImpl)pp._getImpl();
// get impl for
// faster
// access
com.epl.geometry.AttributeStreamOfDbl zs = null;
com.epl.geometry.AttributeStreamOfDbl ms = null;
if (bExportZs)
{
zs = (com.epl.geometry.AttributeStreamOfDbl)mpImpl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.Z);
}
if (bExportMs)
{
ms = (com.epl.geometry.AttributeStreamOfDbl)mpImpl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.M);
}
bool bPolygon = pp is com.epl.geometry.Polygon;
com.epl.geometry.Point2D pt = new com.epl.geometry.Point2D();
for (int i = 0; i < n; i++)
{
jsonWriter.AddValueArray();
int startindex = pp.GetPathStart(i);
int numVertices = pp.GetPathSize(i);
double startx = 0.0;
double starty = 0.0;
double startz = com.epl.geometry.NumberUtils.NaN();
double startm = com.epl.geometry.NumberUtils.NaN();
double z = com.epl.geometry.NumberUtils.NaN();
double m = com.epl.geometry.NumberUtils.NaN();
bool bClosed = pp.IsClosedPath(i);
for (int j = startindex; j < startindex + numVertices; j++)
{
pp.GetXY(j, pt);
jsonWriter.AddValueArray();
if (bPositionAsF)
{
jsonWriter.AddValueDouble(pt.x, decimals, true);
jsonWriter.AddValueDouble(pt.y, decimals, true);
}
else
{
jsonWriter.AddValueDouble(pt.x);
jsonWriter.AddValueDouble(pt.y);
}
if (bExportZs)
{
z = zs.Get(j);
jsonWriter.AddValueDouble(z);
}
if (bExportMs)
{
m = ms.Get(j);
jsonWriter.AddValueDouble(m);
}
if (j == startindex && bClosed)
{
startx = pt.x;
starty = pt.y;
startz = z;
startm = m;
}
jsonWriter.EndArray();
}
// Close the Path/Ring by writing the Point at the start index
if (bClosed && (startx != pt.x || starty != pt.y || (bExportZs && !(com.epl.geometry.NumberUtils.IsNaN(startz) && com.epl.geometry.NumberUtils.IsNaN(z)) && startz != z) || (bExportMs && !(com.epl.geometry.NumberUtils.IsNaN(startm) && com.epl.geometry.NumberUtils.IsNaN(m)) && startm
!= m)))
{
pp.GetXY(startindex, pt);
// getPoint(startindex);
jsonWriter.AddValueArray();
if (bPositionAsF)
{
jsonWriter.AddValueDouble(pt.x, decimals, true);
jsonWriter.AddValueDouble(pt.y, decimals, true);
}
else
{
jsonWriter.AddValueDouble(pt.x);
jsonWriter.AddValueDouble(pt.y);
}
if (bExportZs)
{
z = zs.Get(startindex);
jsonWriter.AddValueDouble(z);
}
if (bExportMs)
{
m = ms.Get(startindex);
jsonWriter.AddValueDouble(m);
}
jsonWriter.EndArray();
}
jsonWriter.EndArray();
}
}
jsonWriter.EndArray();
if (spatialReference != null)
{
WriteSR(spatialReference, jsonWriter);
}
jsonWriter.EndObject();
}