/// <summary>
/// Tests whether any component of the test Geometry intersects the interior of the target geometry.
/// </summary>
/// <remarks>Handles test geometries with both linear and point components.</remarks>
/// <param name="testGeom">A geometry to test</param>
/// <returns>true if any component of the argument intersects the prepared area geometry interior</returns>
protected bool IsAnyTestComponentInTargetInterior(Geometry testGeom)
{
var coords = ComponentCoordinateExtracter.GetCoordinates(testGeom);
foreach (var p in coords)
{
var loc = _targetPointLocator.Locate(p);
if (loc == Location.Interior)
{
return(true);
}
}
return(false);
}
///<summary>
/// Tests whether any component of the test Geometry intersects the area of the target geometry.
///</summary>
/// <remarks>Handles test geometries with both linear and point components.</remarks>
/// <param name="testGeom">A geometry to test</param>
/// <returns>true if any component of the argument intersects the prepared area geometry</returns>
protected bool IsAnyTestComponentInTarget(IGeometry testGeom)
{
IList <Coordinate> coords = ComponentCoordinateExtracter.GetCoordinates(testGeom);
foreach (Coordinate p in coords)
{
Location loc = _targetPointLocator.Locate(p);
if (loc != Location.Exterior)
{
return(true);
}
}
return(false);
}
/// <summary>
/// Tests whether any representative point of the test Geometry intersects
/// the target geometry.
/// </summary>
/// <remarks>
/// Only handles test geometries which are Puntal (dimension 0)
/// </remarks>
/// <param name="testGeom">A Puntal geometry to test</param>
/// <returns>true if any point of the argument intersects the prepared geometry</returns>
protected bool IsAnyTestPointInTarget(IGeometry testGeom)
{
/*
* This could be optimized by using the segment index on the lineal target.
* However, it seems like the L/P case would be pretty rare in practice.
*/
var locator = new PointLocator();
var coords = ComponentCoordinateExtracter.GetCoordinates(testGeom);
foreach (var p in coords)
{
if (locator.Intersects(p, prepLine.Geometry))
{
return(true);
}
}
return(false);
}
private readonly List <Coordinate> _representativePts; // List<Coordinate>
public BasicPreparedGeometry(Geometry geom)
{
_baseGeom = geom;
_representativePts = ComponentCoordinateExtracter.GetCoordinates(geom);
}