/// <summary>
/// Tests whether the given Geometry intersects the query rectangle.
/// </summary>
/// <param name="geom">The Geometry to test (may be of any type)</param>
/// <returns><value>true</value> if an intersection must occur
/// or <value>false</value> if no conclusion about intersection can be made</returns>
public bool Intersects(IGeometry geom)
{
if (!_rectEnv.Intersects(geom.EnvelopeInternal))
return false;
/**
* Test if rectangle envelope intersects any component envelope.
* This handles Point components as well
*/
var visitor = new EnvelopeIntersectsVisitor(_rectEnv);
visitor.ApplyTo(geom);
if (visitor.Intersects)
return true;
/**
* Test if any rectangle vertex is contained in the target geometry
*/
var ecpVisitor = new GeometryContainsPointVisitor(_rectangle);
ecpVisitor.ApplyTo(geom);
if (ecpVisitor.ContainsPoint)
return true;
/**
* Test if any target geometry line segment intersects the rectangle
*/
var riVisitor = new RectangleIntersectsSegmentVisitor(_rectangle);
riVisitor.ApplyTo(geom);
return riVisitor.Intersects;
}
/// <summary>
/// Tests whether the given Geometry intersects the query rectangle.
/// </summary>
/// <param name="geom">The Geometry to test (may be of any type)</param>
/// <returns><value>true</value> if an intersection must occur
/// or <value>false</value> if no conclusion about intersection can be made</returns>
public bool Intersects(IGeometry geom)
{
if (!_rectEnv.Intersects(geom.EnvelopeInternal))
{
return(false);
}
/**
* Test if rectangle envelope intersects any component envelope.
* This handles Point components as well
*/
var visitor = new EnvelopeIntersectsVisitor(_rectEnv);
visitor.ApplyTo(geom);
if (visitor.Intersects)
{
return(true);
}
/**
* Test if any rectangle vertex is contained in the target geometry
*/
var ecpVisitor = new GeometryContainsPointVisitor(_rectangle);
ecpVisitor.ApplyTo(geom);
if (ecpVisitor.ContainsPoint)
{
return(true);
}
/**
* Test if any target geometry line segment intersects the rectangle
*/
var riVisitor = new RectangleIntersectsSegmentVisitor(_rectangle);
riVisitor.ApplyTo(geom);
return(riVisitor.Intersects);
}
