public void test1()
{
Assert.IsTrue(PointLocation.IsOnLine(new Coordinate(10, 10),
new Coordinate[] { new Coordinate(0, 10), new Coordinate(20, 10) }));
Assert.IsTrue(!PointLocation.IsOnLine(new Coordinate(30, 10),
new Coordinate[] { new Coordinate(0, 10), new Coordinate(20, 10) }));
}
private void CheckOnLine(double x, double y, string wktLine, bool expected)
{
var line = (LineString)this.Read(wktLine);
Assert.That(PointLocation.IsOnLine(new Coordinate(x, y), line.Coordinates), Is.EqualTo(expected));
Assert.That(PointLocation.IsOnLine(new Coordinate(x, y), line.CoordinateSequence), Is.EqualTo(expected));
}
void CheckOnLine(double x, double y, string wktLine, bool expected)
{
var line = (LineString)Read(wktLine);
Assert.AreEqual(expected, PointLocation.IsOnLine(new Coordinate(x, y), line.Coordinates));
Assert.AreEqual(expected, PointLocation.IsOnLine(new Coordinate(x, y), line.CoordinateSequence));
}
public void TestA()
{
var p1 = new Coordinate(-123456789, -40);
var p2 = new Coordinate(381039468754763d, 123456789);
var q = new Coordinate(0, 0);
var l = new GeometryFactory().CreateLineString(new Coordinate[] { p1, p2 });
var p = new GeometryFactory().CreatePoint(q);
Assert.AreEqual(false, l.Intersects(p));
Assert.AreEqual(false, PointLocation.IsOnLine(q, new Coordinate[] { p1, p2 }));
Assert.AreEqual(OrientationIndex.Clockwise, Orientation.Index(p1, p2, q));
}