public void Inside_PolyWithHole()
{
var ptInHole = Turf.Point(new double[] { -86.69208526611328, 36.20373274711739 });
var ptInPoly = Turf.Point(new double[] { -86.72229766845702, 36.20258997094334 });
var ptOutsidePoly = Turf.Point(new double[] { -86.75079345703125, 36.18527313913089 });
var polyHole = JsonConvert.DeserializeObject <Feature>(Tools.GetResource("poly-with-hole.geojson"));
Assert.False(Turf.Inside(ptInHole, polyHole));
Assert.True(Turf.Inside(ptInPoly, polyHole));
Assert.False(Turf.Inside(ptOutsidePoly, polyHole));
}
public void Circle()
{
var center = Turf.Point(new double[] { -75.343, 39.984 });
double radius = 5;
int steps = 10;
var polygon = Turf.Circle(center, radius, steps, "kilometers");
var point1 = Turf.Destination(center, radius - 1, 45, "kilometers");
var point2 = Turf.Destination(center, radius + 1, 135, "kilometers");
Assert.AreEqual(Turf.Inside(point1, polygon), true, "point is inside the polygon");
Assert.AreEqual(Turf.Inside(point2, polygon), false, "point is outside the polygon");
}
public void Inside_FeatureCollection()
{
// test for a simple polygon
var poly = new Feature(new Polygon(new List <LineString>()
{
new LineString(new List <Position>()
{
new GeographicPosition(0, 0),
new GeographicPosition(100, 0),
new GeographicPosition(100, 100),
new GeographicPosition(0, 100),
new GeographicPosition(0, 0)
})
}));
var ptIn = Turf.Point(new double[] { 50, 50 });
var ptOut = Turf.Point(new double[] { 140, 150 });
Assert.True(Turf.Inside(ptIn, poly), "point inside simple polygon");
Assert.False(Turf.Inside(ptOut, poly), "point outside simple polygon");
// test for a concave polygon
var concavePoly = new Feature(new Polygon(new List <LineString>()
{
new LineString(new List <Position>()
{
new GeographicPosition(0, 0),
new GeographicPosition(50, 50),
new GeographicPosition(100, 50),
new GeographicPosition(100, 100),
new GeographicPosition(0, 100),
new GeographicPosition(0, 0)
})
}));
var ptConcaveIn = Turf.Point(new double[] { 75, 75 });
var ptConcaveOut = Turf.Point(new double[] { 25, 50 });
Assert.True(Turf.Inside(ptConcaveIn, concavePoly), "point inside concave polygon");
Assert.False(Turf.Inside(ptConcaveOut, concavePoly), "point outside concave polygon");
}
