public void ClearTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
region.Clear();
Assert.AreEqual(region.Count, 0);
}
public void IsConvexTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.IsConvex, false);
KtRegion region2 = (CreateArbitraryRegion());
Assert.AreEqual(region2.IsConvex, true);
KtRegion reg = (new List <KtPoint2D>
{
new KtPoint2D(0, 0),
new KtPoint2D(0, 10),
new KtPoint2D(5, 10),
new KtPoint2D(0, 20),
new KtPoint2D(10, 20),
new KtPoint2D(10, 0)
});
Assert.AreEqual(reg.IsConvex, true);
KtRegion rec = (new List <KtPoint2D>
{
new KtPoint2D(0, 0),
new KtPoint2D(20, 0),
new KtPoint2D(20, 5),
new KtPoint2D(0, 5)
});
Assert.AreEqual(rec.IsConvex, false);
}
public void AreaTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.Area(), 40 * 30);
KtRegion rec = (new List <KtPoint2D>
{
new KtPoint2D(0, 0),
new KtPoint2D(20, 0),
new KtPoint2D(20, 5),
new KtPoint2D(0, 5)
});
Assert.AreEqual(rec.Area(), 20 * 5.0);
KtRegion triangle = (new List <KtPoint2D>
{
new KtPoint2D(0, 0),
new KtPoint2D(20, 5),
new KtPoint2D(0, 10)
});
Assert.AreEqual(triangle.Area(), 20 * 10.0 / 2);
KtRegion triangle2 = (new List <KtPoint2D>
{
new KtPoint2D(0, 0),
new KtPoint2D(20, 0),
new KtPoint2D(0, 10)
});
Assert.AreEqual(triangle2.Area(), 20 * 10.0 / 2);
}
public void PointInCornerOfRegionTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.Inscribes(new KtPoint2D(22, -13)), false);
Assert.AreEqual(region.Inscribes(new KtPoint2D(22, 17)), false);
Assert.AreEqual(region.Inscribes(new KtPoint2D(-18, 17)), false);
Assert.AreEqual(region.Inscribes(new KtPoint2D(-18, -13)), false);
Assert.IsFalse(region.Inscribes(new KtPoint2D(22, -14)));
Assert.IsFalse(region.Inscribes(new KtPoint2D(22, 18)));
Assert.IsFalse(region.Inscribes(new KtPoint2D(-18, 18)));
Assert.IsFalse(region.Inscribes(new KtPoint2D(-18, -14)));
}
public void CentroidTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.Centroid(), new KtPoint2D(2, 2));
KtRegion rec = (new List <KtPoint2D>
{
new KtPoint2D(0, 0),
new KtPoint2D(20, 0),
new KtPoint2D(20, 5),
new KtPoint2D(0, 5)
});
Assert.AreEqual(rec.Centroid(), new KtPoint2D(10, 2.5));
KtRegion triangle = (new List <KtPoint2D>
{
new KtPoint2D(0, 0),
new KtPoint2D(20, 0),
new KtPoint2D(0, 10)
});
Assert.AreEqual(triangle.Centroid(), new KtPoint2D(20.0 / 3, 10.0 / 3));
}
public void PointInRegionTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.Inscribes(new KtPoint2D(3, 10)), true);
}
public void CornerCountTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.Count, 4);
}
public void ContainsTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.Contains(new KtPoint2D(2 - 20, 2 - 15)), true);
}
public void AreaCentroidTest()
{
var region = PolygonMethods.Rectangle(new KtPoint2D(2, 2), 40, 30, true);
Assert.AreEqual(region.AreaCentroid(), new KtPoint2D(2, 2) * 30 * 40);
}
