public virtual void TestPolygonWithHoleReversed()
{
com.epl.geometry.Polygon p = new com.epl.geometry.Polygon();
//exterior ring - has to be clockwise for Esri
p.StartPath(100.0, 0.0);
p.LineTo(100.0, 1.0);
p.LineTo(101.0, 1.0);
p.LineTo(101.0, 0.0);
p.ClosePathWithLine();
//hole - counterclockwise for Esri
p.StartPath(100.2, 0.2);
p.LineTo(100.8, 0.2);
p.LineTo(100.8, 0.8);
p.LineTo(100.2, 0.8);
p.ClosePathWithLine();
p.ReverseAllPaths();
//make it reversed. Exterior ring - ccw, hole - cw.
com.epl.geometry.OperatorExportToGeoJson exporter = (com.epl.geometry.OperatorExportToGeoJson)factory.GetOperator(com.epl.geometry.Operator.Type.ExportToGeoJson);
string result = exporter.Execute(p);
NUnit.Framework.Assert.AreEqual("{\"type\":\"Polygon\",\"coordinates\":[[[100,0],[100,1],[101,1],[101,0],[100,0]],[[100.2,0.2],[100.8,0.2],[100.8,0.8],[100.2,0.8],[100.2,0.2]]]}", result);
}
public static void TestPointInAnyOuterRing()
{
com.epl.geometry.Polygon polygon = new com.epl.geometry.Polygon();
// outer ring1
polygon.StartPath(-200, -100);
polygon.LineTo(200, -100);
polygon.LineTo(200, 100);
polygon.LineTo(-190, 100);
polygon.LineTo(-190, 90);
polygon.LineTo(-200, 90);
// hole
polygon.StartPath(-100, 50);
polygon.LineTo(100, 50);
polygon.LineTo(100, -40);
polygon.LineTo(90, -40);
polygon.LineTo(90, -50);
polygon.LineTo(-100, -50);
// island
polygon.StartPath(-10, -10);
polygon.LineTo(10, -10);
polygon.LineTo(10, 10);
polygon.LineTo(-10, 10);
// outer ring2
polygon.StartPath(300, 300);
polygon.LineTo(310, 300);
polygon.LineTo(310, 310);
polygon.LineTo(300, 310);
polygon.ReverseAllPaths();
com.epl.geometry.Point2D testPointIn1 = new com.epl.geometry.Point2D(1, 2);
// inside the island
com.epl.geometry.Point2D testPointIn2 = new com.epl.geometry.Point2D(190, 90);
// inside, betwen outer
// ring1 and the hole
com.epl.geometry.Point2D testPointIn3 = new com.epl.geometry.Point2D(305, 305);
// inside the outer ring2
com.epl.geometry.Point2D testPointOut1 = new com.epl.geometry.Point2D(300, 2);
// outside any
com.epl.geometry.Point2D testPointOut2 = new com.epl.geometry.Point2D(-195, 95);
// outside any (in the
// concave area of outer
// ring 2)
com.epl.geometry.Point2D testPointOut3 = new com.epl.geometry.Point2D(99, 49);
// outside (in the hole)
com.epl.geometry.PolygonUtils.PiPResult res;
// is_point_in_polygon_2D
res = com.epl.geometry.PolygonUtils.IsPointInPolygon2D(polygon, testPointIn1, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPInside);
res = com.epl.geometry.PolygonUtils.IsPointInPolygon2D(polygon, testPointIn2, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPInside);
res = com.epl.geometry.PolygonUtils.IsPointInPolygon2D(polygon, testPointIn3, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPInside);
res = com.epl.geometry.PolygonUtils.IsPointInPolygon2D(polygon, testPointOut1, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPOutside);
res = com.epl.geometry.PolygonUtils.IsPointInPolygon2D(polygon, testPointOut2, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPOutside);
res = com.epl.geometry.PolygonUtils.IsPointInPolygon2D(polygon, testPointOut3, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPOutside);
// Ispoint_in_any_outer_ring
res = com.epl.geometry.PolygonUtils.IsPointInAnyOuterRing(polygon, testPointIn1, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPInside);
res = com.epl.geometry.PolygonUtils.IsPointInAnyOuterRing(polygon, testPointIn2, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPInside);
res = com.epl.geometry.PolygonUtils.IsPointInAnyOuterRing(polygon, testPointIn3, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPInside);
res = com.epl.geometry.PolygonUtils.IsPointInAnyOuterRing(polygon, testPointOut1, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPOutside);
res = com.epl.geometry.PolygonUtils.IsPointInAnyOuterRing(polygon, testPointOut2, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPOutside);
res = com.epl.geometry.PolygonUtils.IsPointInAnyOuterRing(polygon, testPointOut3, 0);
NUnit.Framework.Assert.IsTrue(res == com.epl.geometry.PolygonUtils.PiPResult.PiPInside);
}
