/// <summary>Returns squared max distance between two bounding boxes.</summary>
/// <remarks>Returns squared max distance between two bounding boxes. This is furthest distance between points on the two envelopes.</remarks>
/// <param name="other">The bounding box to calculate the max distance two.</param>
/// <returns>Squared distance value.</returns>
public double SqrMaxDistance(com.epl.geometry.Envelope2D other)
{
if (IsEmpty() || other.IsEmpty())
{
return(com.epl.geometry.NumberUtils.TheNaN);
}
double dist = 0;
com.epl.geometry.Point2D[] points = new com.epl.geometry.Point2D[4];
QueryCorners(points);
com.epl.geometry.Point2D[] points_o = new com.epl.geometry.Point2D[4];
other.QueryCorners(points_o);
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
double d = com.epl.geometry.Point2D.SqrDistance(points[i], points_o[j]);
if (d > dist)
{
dist = d;
}
}
}
return(dist);
}
public virtual void QueryCoordinates(com.epl.geometry.Point2D[] dst)
{
if (dst == null || dst.Length < 4 || m_envelope.IsEmpty())
{
throw new System.ArgumentException();
}
m_envelope.QueryCorners(dst);
}
public virtual void TestEnvelope2D_corners()
{
com.epl.geometry.Envelope2D env = new com.epl.geometry.Envelope2D(0, 1, 2, 3);
NUnit.Framework.Assert.IsFalse(env.Equals(null));
NUnit.Framework.Assert.IsTrue(env.Equals((object)new com.epl.geometry.Envelope2D(0, 1, 2, 3)));
com.epl.geometry.Point2D pt2D = env.GetLowerLeft();
NUnit.Framework.Assert.IsTrue(pt2D.Equals(com.epl.geometry.Point2D.Construct(0, 1)));
pt2D = env.GetUpperLeft();
NUnit.Framework.Assert.IsTrue(pt2D.Equals(com.epl.geometry.Point2D.Construct(0, 3)));
pt2D = env.GetUpperRight();
NUnit.Framework.Assert.IsTrue(pt2D.Equals(com.epl.geometry.Point2D.Construct(2, 3)));
pt2D = env.GetLowerRight();
NUnit.Framework.Assert.IsTrue(pt2D.Equals(com.epl.geometry.Point2D.Construct(2, 1)));
{
com.epl.geometry.Point2D[] corners = new com.epl.geometry.Point2D[4];
env.QueryCorners(corners);
NUnit.Framework.Assert.IsTrue(corners[0].Equals(com.epl.geometry.Point2D.Construct(0, 1)));
NUnit.Framework.Assert.IsTrue(corners[1].Equals(com.epl.geometry.Point2D.Construct(0, 3)));
NUnit.Framework.Assert.IsTrue(corners[2].Equals(com.epl.geometry.Point2D.Construct(2, 3)));
NUnit.Framework.Assert.IsTrue(corners[3].Equals(com.epl.geometry.Point2D.Construct(2, 1)));
env.QueryCorners(corners);
NUnit.Framework.Assert.IsTrue(corners[0].Equals(env.QueryCorner(0)));
NUnit.Framework.Assert.IsTrue(corners[1].Equals(env.QueryCorner(1)));
NUnit.Framework.Assert.IsTrue(corners[2].Equals(env.QueryCorner(2)));
NUnit.Framework.Assert.IsTrue(corners[3].Equals(env.QueryCorner(3)));
}
{
com.epl.geometry.Point2D[] corners = new com.epl.geometry.Point2D[4];
env.QueryCornersReversed(corners);
NUnit.Framework.Assert.IsTrue(corners[0].Equals(com.epl.geometry.Point2D.Construct(0, 1)));
NUnit.Framework.Assert.IsTrue(corners[1].Equals(com.epl.geometry.Point2D.Construct(2, 1)));
NUnit.Framework.Assert.IsTrue(corners[2].Equals(com.epl.geometry.Point2D.Construct(2, 3)));
NUnit.Framework.Assert.IsTrue(corners[3].Equals(com.epl.geometry.Point2D.Construct(0, 3)));
env.QueryCornersReversed(corners);
NUnit.Framework.Assert.IsTrue(corners[0].Equals(env.QueryCorner(0)));
NUnit.Framework.Assert.IsTrue(corners[1].Equals(env.QueryCorner(3)));
NUnit.Framework.Assert.IsTrue(corners[2].Equals(env.QueryCorner(2)));
NUnit.Framework.Assert.IsTrue(corners[3].Equals(env.QueryCorner(1)));
}
NUnit.Framework.Assert.IsTrue(env.GetCenter().Equals(com.epl.geometry.Point2D.Construct(1, 2)));
NUnit.Framework.Assert.IsFalse(env.ContainsExclusive(env.GetUpperLeft()));
NUnit.Framework.Assert.IsTrue(env.Contains(env.GetUpperLeft()));
NUnit.Framework.Assert.IsTrue(env.ContainsExclusive(env.GetCenter()));
}
/// <summary>Transforms envelope</summary>
/// <param name="env">The envelope that is to be transformed</param>
internal void Transform(com.epl.geometry.Envelope2D env)
{
if (env.IsEmpty())
{
return;
}
com.epl.geometry.Point2D[] buf = new com.epl.geometry.Point2D[4];
env.QueryCorners(buf);
Transform(buf, buf);
env.SetFromPoints(buf, 4);
}