public virtual void TestPt()
{
com.epl.geometry.Point pt = new com.epl.geometry.Point();
NUnit.Framework.Assert.IsTrue(pt.IsEmpty());
pt.SetXY(10, 2);
NUnit.Framework.Assert.IsFalse(pt.IsEmpty());
pt.ToString();
}
// recalculate coordinates of the vertices by averaging them using weights.
// return true if the coordinates has changed.
internal static bool MergeVertices(com.epl.geometry.Point pt_1, com.epl.geometry.Point pt_2, double w_1, int rank_1, double w_2, int rank_2, com.epl.geometry.Point pt_res, double[] w_res, int[] rank_res)
{
System.Diagnostics.Debug.Assert((!pt_1.IsEmpty() && !pt_2.IsEmpty()));
bool res = pt_1.Equals(pt_2);
if (rank_1 > rank_2)
{
pt_res = pt_1;
if (w_res != null)
{
rank_res[0] = rank_1;
w_res[0] = w_1;
}
return(res);
}
else
{
if (rank_2 > rank_1)
{
pt_res = pt_2;
if (w_res != null)
{
rank_res[0] = rank_1;
w_res[0] = w_1;
}
return(res);
}
}
pt_res = pt_1;
com.epl.geometry.Point2D pt2d = new com.epl.geometry.Point2D();
MergeVertices2D(pt_1.GetXY(), pt_2.GetXY(), w_1, rank_1, w_2, rank_2, pt2d, w_res, rank_res);
pt_res.SetXY(pt2d);
return(res);
}
internal static void ExportPointToWkt(int export_flags, com.epl.geometry.Point point, System.Text.StringBuilder @string)
{
int precision = 17 - (7 & (export_flags >> 13));
bool b_export_zs = point.HasAttribute(com.epl.geometry.VertexDescription.Semantics.Z) && (export_flags & com.epl.geometry.WktExportFlags.wktExportStripZs) == 0;
bool b_export_ms = point.HasAttribute(com.epl.geometry.VertexDescription.Semantics.M) && (export_flags & com.epl.geometry.WktExportFlags.wktExportStripMs) == 0;
double x = com.epl.geometry.NumberUtils.TheNaN;
double y = com.epl.geometry.NumberUtils.TheNaN;
double z = com.epl.geometry.NumberUtils.TheNaN;
double m = com.epl.geometry.NumberUtils.TheNaN;
if (!point.IsEmpty())
{
x = point.GetX();
y = point.GetY();
if (b_export_zs)
{
z = point.GetZ();
}
if (b_export_ms)
{
m = point.GetM();
}
}
if ((export_flags & com.epl.geometry.WktExportFlags.wktExportMultiPoint) != 0)
{
MultiPointTaggedTextFromPoint_(precision, b_export_zs, b_export_ms, x, y, z, m, @string);
}
else
{
PointTaggedText_(precision, b_export_zs, b_export_ms, x, y, z, m, @string);
}
}
internal virtual void _interpolateTwoVertices(int vertex1, int vertex2, double f, com.epl.geometry.Point outPoint)
{
if (vertex1 < 0 || vertex1 >= m_pointCount)
{
throw new com.epl.geometry.GeometryException("index out of bounds.");
}
if (vertex2 < 0 || vertex2 >= m_pointCount)
{
throw new com.epl.geometry.GeometryException("index out of bounds.");
}
// _ASSERT(!IsEmpty());
// _ASSERT(m_vertexAttributes != NULLPTR);
_verifyAllStreams();
outPoint.AssignVertexDescription(m_description);
if (outPoint.IsEmpty())
{
outPoint._setToDefault();
}
for (int attributeIndex = 0; attributeIndex < m_description.GetAttributeCount(); attributeIndex++)
{
int semantics = m_description._getSemanticsImpl(attributeIndex);
for (int icomp = 0, ncomp = com.epl.geometry.VertexDescription.GetComponentCount(semantics); icomp < ncomp; icomp++)
{
double v1 = m_vertexAttributes[attributeIndex].ReadAsDbl(ncomp * vertex1 + icomp);
double v2 = m_vertexAttributes[attributeIndex].ReadAsDbl(ncomp * vertex2 + icomp);
outPoint.SetAttribute(semantics, icomp, com.epl.geometry.MathUtils.Lerp(v1, v2, f));
}
}
}
public override void GetPointByVal(int index, com.epl.geometry.Point dst)
{
if (index < 0 || index >= m_pointCount)
{
// TODO
throw new com.epl.geometry.GeometryException("index out of bounds");
}
// _ASSERT(!IsEmpty());
// _ASSERT(m_vertexAttributes != null);
_verifyAllStreams();
com.epl.geometry.Point outPoint = dst;
outPoint.AssignVertexDescription(m_description);
if (outPoint.IsEmpty())
{
outPoint._setToDefault();
}
for (int attributeIndex = 0; attributeIndex < m_description.GetAttributeCount(); attributeIndex++)
{
// fix semantics
int semantics = m_description._getSemanticsImpl(attributeIndex);
// VertexDescription.getComponentCount(semantics);
for (int icomp = 0, ncomp = com.epl.geometry.VertexDescription.GetComponentCount(semantics); icomp < ncomp; icomp++)
{
double v = m_vertexAttributes[attributeIndex].ReadAsDbl(ncomp * index + icomp);
outPoint.SetAttribute(semantics, icomp, v);
}
}
}
public override void SetPointByVal(int index, com.epl.geometry.Point src)
{
if (index < 0 || index >= m_pointCount)
{
throw new com.epl.geometry.GeometryException("index out of bounds");
}
com.epl.geometry.Point point = src;
if (src.IsEmpty())
{
// can not assign an empty point to a multipoint
// vertex
throw new System.ArgumentException();
}
_verifyAllStreams();
// verify all allocated streams are of necessary
// size.
com.epl.geometry.VertexDescription vdin = point.GetDescription();
for (int attributeIndex = 0; attributeIndex < vdin.GetAttributeCount(); attributeIndex++)
{
int semantics = vdin._getSemanticsImpl(attributeIndex);
int ncomp = com.epl.geometry.VertexDescription.GetComponentCount(semantics);
for (int icomp = 0; icomp < ncomp; icomp++)
{
double v = point.GetAttributeAsDbl(semantics, icomp);
SetAttribute(semantics, index, icomp, v);
}
}
}
/// <exception cref="java.io.ObjectStreamException"/>
public virtual void SetGeometryByValue(com.epl.geometry.Point point)
{
try
{
attribs = null;
if (point == null)
{
descriptionBitMask = 1;
}
com.epl.geometry.VertexDescription vd = point.GetDescription();
descriptionBitMask = vd.m_semanticsBitArray;
if (point.IsEmpty())
{
return;
}
attribs = new double[vd.GetTotalComponentCount()];
attribs[0] = point.GetX();
attribs[1] = point.GetY();
int index = 2;
for (int i = 1, n = vd.GetAttributeCount(); i < n; i++)
{
int semantics = vd.GetSemantics(i);
int comps = com.epl.geometry.VertexDescription.GetComponentCount(semantics);
for (int ord = 0; ord < comps; ord++)
{
attribs[index++] = point.GetAttributeAsDbl(semantics, ord);
}
}
}
catch (System.Exception)
{
throw new System.IO.InvalidDataException("Cannot serialize this geometry");
}
}
public static int IsPointInPolygon(com.epl.geometry.Polygon inputPolygon, com.epl.geometry.Point inputPoint, double tolerance)
{
if (inputPoint.IsEmpty())
{
return(0);
}
return(IsPointInPolygon(inputPolygon, inputPoint.GetXY(), tolerance));
}
/// <summary>Checks if this envelope contains (covers) the specified point.</summary>
/// <param name="p">The Point to be tested for coverage.</param>
/// <returns>TRUE if this envelope contains (covers) the specified point.</returns>
public virtual bool Contains(com.epl.geometry.Point p)
{
if (p.IsEmpty())
{
return(false);
}
return(m_envelope.Contains(p.GetX(), p.GetY()));
}
private static void ExportPointToJson(com.epl.geometry.Point pt, com.epl.geometry.SpatialReference spatialReference, com.epl.geometry.JsonWriter jsonWriter, System.Collections.Generic.IDictionary <string, object> exportProperties)
{
bool bExportZs = pt.HasAttribute(com.epl.geometry.VertexDescription.Semantics.Z);
bool bExportMs = pt.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 (pt.IsEmpty())
{
jsonWriter.AddPairNull("x");
jsonWriter.AddPairNull("y");
if (bExportZs)
{
jsonWriter.AddPairNull("z");
}
if (bExportMs)
{
jsonWriter.AddPairNull("m");
}
}
else
{
if (bPositionAsF)
{
jsonWriter.AddPairDouble("x", pt.GetX(), decimals, true);
jsonWriter.AddPairDouble("y", pt.GetY(), decimals, true);
}
else
{
jsonWriter.AddPairDouble("x", pt.GetX());
jsonWriter.AddPairDouble("y", pt.GetY());
}
if (bExportZs)
{
jsonWriter.AddPairDouble("z", pt.GetZ());
}
if (bExportMs)
{
jsonWriter.AddPairDouble("m", pt.GetM());
}
}
if (spatialReference != null)
{
WriteSR(spatialReference, jsonWriter);
}
jsonWriter.EndObject();
}
/// <summary>
/// Sets the envelope's corners to be centered around the specified point,
/// using its center, width, and height.
/// </summary>
/// <param name="c">The point around which to center the envelope.</param>
/// <param name="w">The width to be set for the envelope.</param>
/// <param name="h">The height to be set for this envelope.</param>
public virtual void CenterAt(com.epl.geometry.Point c, double w, double h)
{
_touch();
if (c.IsEmpty())
{
SetEmpty();
return;
}
_setFromPoint(c, w, h);
}
/// <summary>Constructs an envelope that covers the given point.</summary>
/// <remarks>
/// Constructs an envelope that covers the given point. The coordinates of
/// the point are used to set the extent of the envelope.
/// </remarks>
/// <param name="point">The point that the envelope covers.</param>
public Envelope(com.epl.geometry.Point point)
{
m_description = com.epl.geometry.VertexDescriptionDesignerImpl.GetDefaultDescriptor2D();
m_envelope.SetEmpty();
if (point.IsEmpty())
{
return;
}
_setFromPoint(point);
}
/// <summary>
/// Centers the envelope around the specified point preserving the envelope's
/// width and height.
/// </summary>
/// <param name="c">The new center point.</param>
public virtual void CenterAt(com.epl.geometry.Point c)
{
_touch();
if (c.IsEmpty())
{
SetEmpty();
return;
}
m_envelope.CenterAt(c.GetX(), c.GetY());
}
/// <summary>Creates an envelope by defining its center, width, and height.</summary>
/// <param name="center">The center point of the envelope.</param>
/// <param name="width">The width of the envelope.</param>
/// <param name="height">The height of the envelope.</param>
public Envelope(com.epl.geometry.Point center, double width, double height)
{
//We are using writeReplace instead.
//private static final long serialVersionUID = 2L;
// use doubles to store everything
m_description = com.epl.geometry.VertexDescriptionDesignerImpl.GetDefaultDescriptor2D();
m_envelope.SetEmpty();
if (center.IsEmpty())
{
return;
}
_setFromPoint(center, width, height);
}
// Mirrors wkt
private static void ExportPointToGeoJson_(int export_flags, com.epl.geometry.Point point, com.epl.geometry.JsonWriter json_writer)
{
int precision = 17 - (31 & (export_flags >> 13));
bool bFixedPoint = (com.epl.geometry.GeoJsonExportFlags.geoJsonExportPrecisionFixedPoint & export_flags) != 0;
bool b_export_zs = point.HasAttribute(com.epl.geometry.VertexDescription.Semantics.Z) && (export_flags & com.epl.geometry.GeoJsonExportFlags.geoJsonExportStripZs) == 0;
bool b_export_ms = point.HasAttribute(com.epl.geometry.VertexDescription.Semantics.M) && (export_flags & com.epl.geometry.GeoJsonExportFlags.geoJsonExportStripMs) == 0;
if (!b_export_zs && b_export_ms)
{
throw new System.ArgumentException("invalid argument");
}
double x = com.epl.geometry.NumberUtils.NaN();
double y = com.epl.geometry.NumberUtils.NaN();
double z = com.epl.geometry.NumberUtils.NaN();
double m = com.epl.geometry.NumberUtils.NaN();
if (!point.IsEmpty())
{
x = point.GetX();
y = point.GetY();
if (b_export_zs)
{
z = point.GetZ();
}
if (b_export_ms)
{
m = point.GetM();
}
}
if ((export_flags & com.epl.geometry.GeoJsonExportFlags.geoJsonExportPreferMultiGeometry) == 0)
{
PointTaggedText_(precision, bFixedPoint, b_export_zs, b_export_ms, x, y, z, m, json_writer);
}
else
{
MultiPointTaggedTextFromPoint_(precision, bFixedPoint, b_export_zs, b_export_ms, x, y, z, m, json_writer);
}
}
// ////////////////// METHODS To REMOVE ///////////////////////
public override com.epl.geometry.Point GetPoint(int index)
{
if (index < 0 || index >= m_pointCount)
{
throw new System.IndexOutOfRangeException();
}
_verifyAllStreams();
com.epl.geometry.Point outPoint = new com.epl.geometry.Point();
outPoint.AssignVertexDescription(m_description);
if (outPoint.IsEmpty())
{
outPoint._setToDefault();
}
for (int attributeIndex = 0; attributeIndex < m_description.GetAttributeCount(); attributeIndex++)
{
int semantics = m_description.GetSemantics(attributeIndex);
for (int icomp = 0, ncomp = com.epl.geometry.VertexDescription.GetComponentCount(semantics); icomp < ncomp; icomp++)
{
double v = m_vertexAttributes[attributeIndex].ReadAsDbl(ncomp * index + icomp);
outPoint.SetAttribute(semantics, icomp, v);
}
}
return(outPoint);
}
private static int ExportPointToESRIShape(int exportFlags, com.epl.geometry.Point point, System.IO.BinaryWriter shapeBuffer)
{
bool bExportZ = point.HasAttribute(com.epl.geometry.VertexDescription.Semantics.Z) && (exportFlags & com.epl.geometry.ShapeExportFlags.ShapeExportStripZs) == 0;
bool bExportM = point.HasAttribute(com.epl.geometry.VertexDescription.Semantics.M) && (exportFlags & com.epl.geometry.ShapeExportFlags.ShapeExportStripMs) == 0;
bool bExportID = point.HasAttribute(com.epl.geometry.VertexDescription.Semantics.ID) && (exportFlags & com.epl.geometry.ShapeExportFlags.ShapeExportStripIDs) == 0;
bool bArcViewNaNs = (exportFlags & com.epl.geometry.ShapeExportFlags.ShapeExportTrueNaNs) == 0;
int size = (4) + (2 * 8);
/* type */
/* xy coordinate */
if (bExportZ)
{
size += 8;
}
if (bExportM)
{
size += 8;
}
if (bExportID)
{
size += 4;
}
if (shapeBuffer == null)
{
return(size);
}
else
{
if (((System.IO.MemoryStream)shapeBuffer.BaseStream).Capacity < size)
{
throw new com.epl.geometry.GeometryException("buffer is too small");
}
}
int type;
// Determine the shape type
if (!bExportZ && !bExportM)
{
if (bExportID)
{
type = com.epl.geometry.ShapeType.ShapeGeneralPoint | com.epl.geometry.ShapeModifiers.ShapeHasIDs;
}
else
{
type = com.epl.geometry.ShapeType.ShapePoint;
}
}
else
{
if (bExportZ && !bExportM)
{
if (bExportID)
{
type = com.epl.geometry.ShapeType.ShapeGeneralPoint | com.epl.geometry.ShapeModifiers.ShapeHasZs | com.epl.geometry.ShapeModifiers.ShapeHasIDs;
}
else
{
type = com.epl.geometry.ShapeType.ShapePointZ;
}
}
else
{
if (bExportM && !bExportZ)
{
if (bExportID)
{
type = com.epl.geometry.ShapeType.ShapeGeneralPoint | com.epl.geometry.ShapeModifiers.ShapeHasMs | com.epl.geometry.ShapeModifiers.ShapeHasIDs;
}
else
{
type = com.epl.geometry.ShapeType.ShapePointM;
}
}
else
{
if (bExportID)
{
type = com.epl.geometry.ShapeType.ShapeGeneralPoint | com.epl.geometry.ShapeModifiers.ShapeHasZs | com.epl.geometry.ShapeModifiers.ShapeHasMs | com.epl.geometry.ShapeModifiers.ShapeHasIDs;
}
else
{
type = com.epl.geometry.ShapeType.ShapePointZM;
}
}
}
}
int offset = 0;
// write type
shapeBuffer.Write(type);
offset += 4;
bool bEmpty = point.IsEmpty();
// write xy
double x = !bEmpty?point.GetX() : com.epl.geometry.NumberUtils.NaN();
double y = !bEmpty?point.GetY() : com.epl.geometry.NumberUtils.NaN();
shapeBuffer.Write(bArcViewNaNs ? com.epl.geometry.Interop.TranslateToAVNaN(x) : x);
offset += 8;
shapeBuffer.Write(bArcViewNaNs ? com.epl.geometry.Interop.TranslateToAVNaN(y) : y);
offset += 8;
// write Z
if (bExportZ)
{
double z = !bEmpty?point.GetZ() : com.epl.geometry.NumberUtils.NaN();
shapeBuffer.Write(bArcViewNaNs ? com.epl.geometry.Interop.TranslateToAVNaN(z) : z);
offset += 8;
}
// WriteM
if (bExportM)
{
double m = !bEmpty?point.GetM() : com.epl.geometry.NumberUtils.NaN();
shapeBuffer.Write(bArcViewNaNs ? com.epl.geometry.Interop.TranslateToAVNaN(m) : m);
offset += 8;
}
// write ID
if (bExportID)
{
int id = !bEmpty?point.GetID() : 0;
shapeBuffer.Write(id);
offset += 4;
}
return(offset);
}
public static void TestPointTypes()
{
com.epl.geometry.OperatorFactoryLocal engine = com.epl.geometry.OperatorFactoryLocal.GetInstance();
com.epl.geometry.OperatorDifference difference = (com.epl.geometry.OperatorDifference)engine.GetOperator(com.epl.geometry.Operator.Type.Difference);
com.epl.geometry.OperatorSymmetricDifference sym_difference = (com.epl.geometry.OperatorSymmetricDifference)engine.GetOperator(com.epl.geometry.Operator.Type.SymmetricDifference);
{
// point/point
com.epl.geometry.Point point_1 = new com.epl.geometry.Point();
com.epl.geometry.Point point_2 = new com.epl.geometry.Point();
point_1.SetXY(0, 0);
point_2.SetXY(0.000000009, 0.000000009);
com.epl.geometry.Point differenced = (com.epl.geometry.Point)(difference.Execute(point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced.IsEmpty());
com.epl.geometry.MultiPoint sym_differenced = (com.epl.geometry.MultiPoint)(sym_difference.Execute(point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(sym_differenced.IsEmpty());
}
{
// point/point
com.epl.geometry.Point point_1 = new com.epl.geometry.Point();
com.epl.geometry.Point point_2 = new com.epl.geometry.Point();
point_1.SetXY(0, 0);
point_2.SetXY(0.000000009, 0.0);
com.epl.geometry.Point differenced = (com.epl.geometry.Point)(difference.Execute(point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced.IsEmpty());
com.epl.geometry.MultiPoint sym_differenced = (com.epl.geometry.MultiPoint)(sym_difference.Execute(point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(sym_differenced.IsEmpty());
}
{
// point/point
com.epl.geometry.Point point_1 = new com.epl.geometry.Point();
com.epl.geometry.Point point_2 = new com.epl.geometry.Point();
point_1.SetXY(0, 0);
point_2.SetXY(0.00000002, 0.00000002);
com.epl.geometry.Point differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
com.epl.geometry.Point differenced_2 = (com.epl.geometry.Point)(difference.Execute(point_2, point_1, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_2.IsEmpty());
com.epl.geometry.MultiPoint sym_differenced = (com.epl.geometry.MultiPoint)(sym_difference.Execute(point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!sym_differenced.IsEmpty());
NUnit.Framework.Assert.IsTrue(sym_differenced.GetXY(0).x == 0 && sym_differenced.GetXY(0).y == 0);
NUnit.Framework.Assert.IsTrue(sym_differenced.GetXY(1).x == 0.00000002 && sym_differenced.GetXY(1).y == 0.00000002);
}
{
// multi_point/point
com.epl.geometry.MultiPoint multi_point_1 = new com.epl.geometry.MultiPoint();
com.epl.geometry.Point point_2 = new com.epl.geometry.Point();
multi_point_1.Add(0, 0);
multi_point_1.Add(1, 1);
point_2.SetXY(0.000000009, 0.000000009);
com.epl.geometry.MultiPoint differenced_1 = (com.epl.geometry.MultiPoint)(difference.Execute(multi_point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1.GetPointCount() == 1);
NUnit.Framework.Assert.IsTrue(differenced_1.GetXY(0).x == 1 && differenced_1.GetXY(0).y == 1);
com.epl.geometry.Point differenced_2 = (com.epl.geometry.Point)(difference.Execute(point_2, multi_point_1, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_2.IsEmpty());
}
{
// multi_point/point
com.epl.geometry.MultiPoint multi_point_1 = new com.epl.geometry.MultiPoint();
com.epl.geometry.Point point_2 = new com.epl.geometry.Point();
multi_point_1.Add(0, 0);
multi_point_1.Add(1, 1);
point_2.SetXY(0.000000009, 0.0);
com.epl.geometry.MultiPoint differenced_1 = (com.epl.geometry.MultiPoint)(difference.Execute(multi_point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1.GetXY(0).x == 1.0 && differenced_1.GetXY(0).y == 1.0);
com.epl.geometry.Point differenced_2 = (com.epl.geometry.Point)(difference.Execute(point_2, multi_point_1, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_2.IsEmpty());
com.epl.geometry.MultiPoint sym_differenced = (com.epl.geometry.MultiPoint)(sym_difference.Execute(multi_point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!sym_differenced.IsEmpty());
NUnit.Framework.Assert.IsTrue(sym_differenced.GetPointCount() == 1);
NUnit.Framework.Assert.IsTrue(sym_differenced.GetXY(0).x == 1 && sym_differenced.GetXY(0).y == 1);
}
{
// multi_point/point
com.epl.geometry.MultiPoint multi_point_1 = new com.epl.geometry.MultiPoint();
com.epl.geometry.Point point_2 = new com.epl.geometry.Point();
multi_point_1.Add(0, 0);
multi_point_1.Add(0, 0);
point_2.SetXY(0.000000009, 0.0);
com.epl.geometry.MultiPoint differenced_1 = (com.epl.geometry.MultiPoint)(difference.Execute(multi_point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_1.IsEmpty());
com.epl.geometry.MultiPoint sym_differenced = (com.epl.geometry.MultiPoint)(sym_difference.Execute(multi_point_1, point_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(sym_differenced.IsEmpty());
}
{
// multi_point/polygon
com.epl.geometry.MultiPoint multi_point_1 = new com.epl.geometry.MultiPoint();
com.epl.geometry.Polygon polygon_2 = new com.epl.geometry.Polygon();
multi_point_1.Add(0, 0);
multi_point_1.Add(0, 0);
multi_point_1.Add(2, 2);
polygon_2.StartPath(-1, -1);
polygon_2.LineTo(-1, 1);
polygon_2.LineTo(1, 1);
polygon_2.LineTo(1, -1);
com.epl.geometry.MultiPoint differenced_1 = (com.epl.geometry.MultiPoint)(difference.Execute(multi_point_1, polygon_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1.GetPointCount() == 1);
NUnit.Framework.Assert.IsTrue(differenced_1.GetXY(0).x == 2 && differenced_1.GetXY(0).y == 2);
}
{
// multi_point/polygon
com.epl.geometry.MultiPoint multi_point_1 = new com.epl.geometry.MultiPoint();
com.epl.geometry.Polygon polygon_2 = new com.epl.geometry.Polygon();
multi_point_1.Add(0, 0);
multi_point_1.Add(0, 0);
multi_point_1.Add(1, 1);
polygon_2.StartPath(-1, -1);
polygon_2.LineTo(-1, 1);
polygon_2.LineTo(1, 1);
polygon_2.LineTo(1, -1);
com.epl.geometry.MultiPoint differenced_1 = (com.epl.geometry.MultiPoint)(difference.Execute(multi_point_1, polygon_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_1.IsEmpty());
}
{
// multi_point/envelope
com.epl.geometry.MultiPoint multi_point_1 = new com.epl.geometry.MultiPoint();
com.epl.geometry.Envelope envelope_2 = new com.epl.geometry.Envelope();
multi_point_1.Add(-2, 0);
multi_point_1.Add(0, 2);
multi_point_1.Add(2, 0);
multi_point_1.Add(0, -2);
envelope_2.SetCoords(-1, -1, 1, 1);
com.epl.geometry.MultiPoint differenced_1 = (com.epl.geometry.MultiPoint)(difference.Execute(multi_point_1, envelope_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty() && differenced_1 == multi_point_1);
}
{
// multi_point/polygon
com.epl.geometry.MultiPoint multi_point_1 = new com.epl.geometry.MultiPoint();
com.epl.geometry.Polygon polygon_2 = new com.epl.geometry.Polygon();
multi_point_1.Add(2, 2);
multi_point_1.Add(2, 2);
multi_point_1.Add(-2, -2);
polygon_2.StartPath(-1, -1);
polygon_2.LineTo(-1, 1);
polygon_2.LineTo(1, 1);
polygon_2.LineTo(1, -1);
com.epl.geometry.MultiPoint differenced_1 = (com.epl.geometry.MultiPoint)(difference.Execute(multi_point_1, polygon_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty() && differenced_1 == multi_point_1);
}
{
// point/polygon
com.epl.geometry.Point point_1 = new com.epl.geometry.Point();
com.epl.geometry.Polygon polygon_2 = new com.epl.geometry.Polygon();
point_1.SetXY(0, 0);
polygon_2.StartPath(-1, -1);
polygon_2.LineTo(-1, 1);
polygon_2.LineTo(1, 1);
polygon_2.LineTo(1, -1);
com.epl.geometry.Point differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, polygon_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_1.IsEmpty());
polygon_2.SetEmpty();
polygon_2.StartPath(1, 1);
polygon_2.LineTo(1, 2);
polygon_2.LineTo(2, 2);
polygon_2.LineTo(2, 1);
differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, polygon_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
}
{
// point/polygon
com.epl.geometry.Point point_1 = new com.epl.geometry.Point();
com.epl.geometry.Polygon polygon_2 = new com.epl.geometry.Polygon();
point_1.SetXY(0, 0);
polygon_2.StartPath(1, 0);
polygon_2.LineTo(0, 1);
polygon_2.LineTo(1, 1);
com.epl.geometry.Point differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, polygon_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
point_1.SetEmpty();
point_1.SetXY(0.5, 0.5);
polygon_2.SetEmpty();
polygon_2.StartPath(1, 0);
polygon_2.LineTo(0, 1);
polygon_2.LineTo(1, 1);
differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, polygon_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_1.IsEmpty());
}
{
// point/envelope
com.epl.geometry.Point point_1 = new com.epl.geometry.Point();
com.epl.geometry.Envelope envelope_2 = new com.epl.geometry.Envelope();
point_1.SetXY(0, 0);
envelope_2.SetCoords(-1, -1, 1, 1);
com.epl.geometry.Point differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, envelope_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_1.IsEmpty());
envelope_2.SetEmpty();
envelope_2.SetCoords(1, 1, 2, 2);
differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, envelope_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
}
{
// point/polyline
com.epl.geometry.Point point_1 = new com.epl.geometry.Point();
com.epl.geometry.Polyline polyline_2 = new com.epl.geometry.Polyline();
point_1.SetXY(0, 0);
polyline_2.StartPath(-1, 0);
polyline_2.LineTo(1, 0);
com.epl.geometry.Point differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, polyline_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(differenced_1.IsEmpty());
polyline_2.SetEmpty();
polyline_2.StartPath(1, 0);
polyline_2.LineTo(2, 0);
differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, polyline_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
polyline_2.SetEmpty();
polyline_2.StartPath(-1, -1);
polyline_2.LineTo(-1, 1);
polyline_2.LineTo(1, 1);
polyline_2.LineTo(1, -1);
differenced_1 = (com.epl.geometry.Point)(difference.Execute(point_1, polyline_2, com.epl.geometry.SpatialReference.Create(4326), null));
NUnit.Framework.Assert.IsTrue(!differenced_1.IsEmpty());
NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
}
}
public static void TestDifferenceAndSymmetricDifference()
{
com.epl.geometry.OperatorFactoryLocal engine = com.epl.geometry.OperatorFactoryLocal.GetInstance();
com.epl.geometry.OperatorDifference differenceOp = (com.epl.geometry.OperatorDifference)engine.GetOperator(com.epl.geometry.Operator.Type.Difference);
com.epl.geometry.SpatialReference spatialRef = com.epl.geometry.SpatialReference.Create(102113);
com.epl.geometry.Polygon polygon1 = MakePolygon1();
com.epl.geometry.Polygon polygon2 = MakePolygon2();
com.epl.geometry.Polyline polyline1 = MakePolyline1();
com.epl.geometry.MultiPoint multipoint1 = MakeMultiPoint1();
com.epl.geometry.MultiPoint multipoint2 = MakeMultiPoint2();
com.epl.geometry.MultiPoint multipoint3 = MakeMultiPoint3();
com.epl.geometry.Point point1 = MakePoint1();
com.epl.geometry.Point point2 = MakePoint2();
com.epl.geometry.Envelope envelope1 = MakeEnvelope1();
com.epl.geometry.Envelope envelope2 = MakeEnvelope2();
com.epl.geometry.Envelope envelope3 = MakeEnvelope3();
com.epl.geometry.Polygon outputPolygon = (com.epl.geometry.Polygon)differenceOp.Execute(polygon1, polygon2, spatialRef, null);
double area = outputPolygon.CalculateArea2D();
NUnit.Framework.Assert.IsTrue(System.Math.Abs(area - 75) <= 0.001);
{
com.epl.geometry.Point point_1 = new com.epl.geometry.Point(-130, 10);
com.epl.geometry.Point point_2 = new com.epl.geometry.Point(-130, 10);
com.epl.geometry.Geometry baseGeom = new com.epl.geometry.Point(point_1.GetX(), point_1.GetY());
com.epl.geometry.Geometry comparisonGeom = new com.epl.geometry.Point(point_2.GetX(), point2.GetY());
com.epl.geometry.SpatialReference sr = com.epl.geometry.SpatialReference.Create(4326);
com.epl.geometry.Geometry geom = differenceOp.Execute(baseGeom, comparisonGeom, sr, null);
}
com.epl.geometry.OperatorSymmetricDifference symDifferenceOp = (com.epl.geometry.OperatorSymmetricDifference)engine.GetOperator(com.epl.geometry.Operator.Type.SymmetricDifference);
outputPolygon = (com.epl.geometry.Polygon)symDifferenceOp.Execute(polygon1, polygon2, spatialRef, null);
area = outputPolygon.CalculateArea2D();
NUnit.Framework.Assert.IsTrue(System.Math.Abs(area - 150) <= 0.001);
com.epl.geometry.Polyline outputPolyline = (com.epl.geometry.Polyline)differenceOp.Execute(polyline1, polygon1, spatialRef, null);
double length = outputPolyline.CalculateLength2D();
NUnit.Framework.Assert.IsTrue(System.Math.Abs(length * length - 50) < 0.001);
com.epl.geometry.MultiPoint outputMultiPoint = (com.epl.geometry.MultiPoint)differenceOp.Execute(multipoint1, polygon1, spatialRef, null);
int pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 1);
outputMultiPoint = (com.epl.geometry.MultiPoint)(symDifferenceOp.Execute(multipoint1, point1, spatialRef, null));
pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 2);
outputMultiPoint = (com.epl.geometry.MultiPoint)(symDifferenceOp.Execute(multipoint1, point2, spatialRef, null));
pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 4);
outputMultiPoint = (com.epl.geometry.MultiPoint)(differenceOp.Execute(multipoint1, point1, spatialRef, null));
pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 2);
outputMultiPoint = (com.epl.geometry.MultiPoint)(differenceOp.Execute(multipoint1, point2, spatialRef, null));
pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 3);
outputPolygon = (com.epl.geometry.Polygon)(differenceOp.Execute(polygon1, envelope1, spatialRef, null));
area = outputPolygon.CalculateArea2D();
NUnit.Framework.Assert.IsTrue(System.Math.Abs(area - 75) <= 0.001);
outputPolygon = (com.epl.geometry.Polygon)(differenceOp.Execute(polygon2, envelope2, spatialRef, null));
area = outputPolygon.CalculateArea2D();
NUnit.Framework.Assert.IsTrue(System.Math.Abs(area - 75) <= 0.001);
outputPolyline = (com.epl.geometry.Polyline)(differenceOp.Execute(polyline1, envelope2, spatialRef, null));
length = outputPolyline.CalculateLength2D();
NUnit.Framework.Assert.IsTrue(System.Math.Abs(length * length - 50) <= 0.001);
outputMultiPoint = (com.epl.geometry.MultiPoint)(differenceOp.Execute(multipoint1, envelope2, spatialRef, null));
pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 1);
outputMultiPoint = (com.epl.geometry.MultiPoint)(differenceOp.Execute(multipoint2, envelope2, spatialRef, null));
pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 6);
outputMultiPoint = (com.epl.geometry.MultiPoint)(differenceOp.Execute(multipoint3, envelope2, spatialRef, null));
pointCount = outputMultiPoint.GetPointCount();
NUnit.Framework.Assert.IsTrue(pointCount == 0);
com.epl.geometry.Point outputPoint = (com.epl.geometry.Point)(differenceOp.Execute(point1, envelope2, spatialRef, null));
NUnit.Framework.Assert.IsTrue(!outputPoint.IsEmpty());
outputPoint = (com.epl.geometry.Point)(differenceOp.Execute(point2, envelope2, spatialRef, null));
NUnit.Framework.Assert.IsTrue(outputPoint.IsEmpty());
outputPolygon = (com.epl.geometry.Polygon)(differenceOp.Execute(envelope3, envelope2, spatialRef, null));
NUnit.Framework.Assert.IsTrue(outputPolygon != null && outputPolygon.IsEmpty());
outputPolygon = (com.epl.geometry.Polygon)(symDifferenceOp.Execute(envelope3, envelope3, spatialRef, null));
NUnit.Framework.Assert.IsTrue(outputPolygon != null && outputPolygon.IsEmpty());
outputPoint = (com.epl.geometry.Point)(differenceOp.Execute(point1, polygon1, spatialRef, null));
NUnit.Framework.Assert.IsTrue(outputPoint != null);
}
/// <exception cref="com.fasterxml.jackson.core.JsonParseException"/>
/// <exception cref="System.IO.IOException"/>
internal virtual bool TestPoint()
{
bool bAnswer = true;
com.epl.geometry.Point point1 = new com.epl.geometry.Point(10.0, 20.0);
com.epl.geometry.Point pointEmpty = new com.epl.geometry.Point();
{
com.fasterxml.jackson.core.JsonParser pointWebMerc1Parser = factory.CreateParser(com.epl.geometry.GeometryEngine.GeometryToJson(spatialReferenceWebMerc1, point1));
com.epl.geometry.MapGeometry pointWebMerc1MP = com.epl.geometry.GeometryEngine.JsonToGeometry(pointWebMerc1Parser);
NUnit.Framework.Assert.IsTrue(point1.GetX() == ((com.epl.geometry.Point)pointWebMerc1MP.GetGeometry()).GetX());
NUnit.Framework.Assert.IsTrue(point1.GetY() == ((com.epl.geometry.Point)pointWebMerc1MP.GetGeometry()).GetY());
NUnit.Framework.Assert.IsTrue(spatialReferenceWebMerc1.GetID() == pointWebMerc1MP.GetSpatialReference().GetID() || pointWebMerc1MP.GetSpatialReference().GetID() == 3857);
if (!CheckResultSpatialRef(pointWebMerc1MP, 102100, 3857))
{
bAnswer = false;
}
pointWebMerc1Parser = factory.CreateParser(com.epl.geometry.GeometryEngine.GeometryToJson(null, point1));
pointWebMerc1MP = com.epl.geometry.GeometryEngine.JsonToGeometry(pointWebMerc1Parser);
NUnit.Framework.Assert.IsTrue(null == pointWebMerc1MP.GetSpatialReference());
if (pointWebMerc1MP.GetSpatialReference() != null)
{
if (!CheckResultSpatialRef(pointWebMerc1MP, 102100, 3857))
{
bAnswer = false;
}
}
string pointEmptyString = com.epl.geometry.GeometryEngine.GeometryToJson(spatialReferenceWebMerc1, pointEmpty);
pointWebMerc1Parser = factory.CreateParser(pointEmptyString);
}
com.fasterxml.jackson.core.JsonParser pointWebMerc2Parser = factory.CreateParser(com.epl.geometry.GeometryEngine.GeometryToJson(spatialReferenceWebMerc2, point1));
com.epl.geometry.MapGeometry pointWebMerc2MP = com.epl.geometry.GeometryEngine.JsonToGeometry(pointWebMerc2Parser);
NUnit.Framework.Assert.IsTrue(point1.GetX() == ((com.epl.geometry.Point)pointWebMerc2MP.GetGeometry()).GetX());
NUnit.Framework.Assert.IsTrue(point1.GetY() == ((com.epl.geometry.Point)pointWebMerc2MP.GetGeometry()).GetY());
NUnit.Framework.Assert.IsTrue(spatialReferenceWebMerc2.GetLatestID() == pointWebMerc2MP.GetSpatialReference().GetLatestID());
if (!CheckResultSpatialRef(pointWebMerc2MP, spatialReferenceWebMerc2.GetLatestID(), 0))
{
bAnswer = false;
}
{
com.fasterxml.jackson.core.JsonParser pointWgs84Parser = factory.CreateParser(com.epl.geometry.GeometryEngine.GeometryToJson(spatialReferenceWGS84, point1));
com.epl.geometry.MapGeometry pointWgs84MP = com.epl.geometry.GeometryEngine.JsonToGeometry(pointWgs84Parser);
NUnit.Framework.Assert.IsTrue(point1.GetX() == ((com.epl.geometry.Point)pointWgs84MP.GetGeometry()).GetX());
NUnit.Framework.Assert.IsTrue(point1.GetY() == ((com.epl.geometry.Point)pointWgs84MP.GetGeometry()).GetY());
NUnit.Framework.Assert.IsTrue(spatialReferenceWGS84.GetID() == pointWgs84MP.GetSpatialReference().GetID());
if (!CheckResultSpatialRef(pointWgs84MP, 4326, 0))
{
bAnswer = false;
}
}
{
com.epl.geometry.Point p = new com.epl.geometry.Point();
string s = com.epl.geometry.GeometryEngine.GeometryToJson(spatialReferenceWebMerc1, p);
NUnit.Framework.Assert.IsTrue(s.Equals("{\"x\":null,\"y\":null,\"spatialReference\":{\"wkid\":102100,\"latestWkid\":3857}}"));
p.AddAttribute(com.epl.geometry.VertexDescription.Semantics.Z);
p.AddAttribute(com.epl.geometry.VertexDescription.Semantics.M);
s = com.epl.geometry.GeometryEngine.GeometryToJson(spatialReferenceWebMerc1, p);
NUnit.Framework.Assert.IsTrue(s.Equals("{\"x\":null,\"y\":null,\"z\":null,\"m\":null,\"spatialReference\":{\"wkid\":102100,\"latestWkid\":3857}}"));
}
{
com.epl.geometry.Point p = new com.epl.geometry.Point(10.0, 20.0, 30.0);
p.AddAttribute(com.epl.geometry.VertexDescription.Semantics.M);
string s = com.epl.geometry.GeometryEngine.GeometryToJson(spatialReferenceWebMerc1, p);
NUnit.Framework.Assert.IsTrue(s.Equals("{\"x\":10,\"y\":20,\"z\":30,\"m\":null,\"spatialReference\":{\"wkid\":102100,\"latestWkid\":3857}}"));
}
{
// import
string s = "{\"x\":0.0,\"y\":1.0,\"z\":5.0,\"m\":11.0,\"spatialReference\":{\"wkid\":102100,\"latestWkid\":3857}}";
com.fasterxml.jackson.core.JsonParser parser = factory.CreateParser(s);
com.epl.geometry.MapGeometry map_pt = com.epl.geometry.GeometryEngine.JsonToGeometry(parser);
com.epl.geometry.Point pt = (com.epl.geometry.Point)map_pt.GetGeometry();
NUnit.Framework.Assert.IsTrue(pt.GetX() == 0.0);
NUnit.Framework.Assert.IsTrue(pt.GetY() == 1.0);
NUnit.Framework.Assert.IsTrue(pt.GetZ() == 5.0);
NUnit.Framework.Assert.IsTrue(pt.GetM() == 11.0);
}
{
string s = "{\"x\" : 5.0, \"y\" : null, \"spatialReference\" : {\"wkid\" : 4326}} ";
com.fasterxml.jackson.core.JsonParser parser = factory.CreateParser(s);
com.epl.geometry.MapGeometry map_pt = com.epl.geometry.GeometryEngine.JsonToGeometry(parser);
com.epl.geometry.Point pt = (com.epl.geometry.Point)map_pt.GetGeometry();
NUnit.Framework.Assert.IsTrue(pt.IsEmpty());
com.epl.geometry.SpatialReference spatial_reference = map_pt.GetSpatialReference();
NUnit.Framework.Assert.IsTrue(spatial_reference.GetID() == 4326);
}
return(bAnswer);
}
