/// <summary>
/// Overrides <see cref="CADability.GeoObject.IGeoObjectImpl.FindSnapPoint (SnapPointFinder)"/>
/// </summary>
/// <param name="spf"></param>
public override void FindSnapPoint(SnapPointFinder spf)
{
if (!spf.Accept(this))
{
return;
}
if (spf.SnapToObjectCenter)
{
GeoPoint Center = new GeoPoint(StartPoint, EndPoint);
spf.Check(Center, this, SnapPointFinder.DidSnapModes.DidSnapToObjectCenter);
}
if (spf.SnapToObjectSnapPoint)
{
spf.Check(StartPoint, this, SnapPointFinder.DidSnapModes.DidSnapToObjectSnapPoint);
spf.Check(EndPoint, this, SnapPointFinder.DidSnapModes.DidSnapToObjectSnapPoint);
}
if (spf.SnapToDropPoint && spf.BasePointValid)
{
GeoPoint toTest = Geometry.DropPL(spf.BasePoint, startPoint, endPoint);
spf.Check(toTest, this, SnapPointFinder.DidSnapModes.DidSnapToDropPoint);
}
if (spf.SnapToObjectPoint)
{
double par = PositionOf(spf.SourcePoint3D, spf.Projection.ProjectionPlane);
// TODO: hier ist eigentlich gefragt der nächste punkt auf der Linie im Sinne des Projektionsstrahls
if (par >= 0.0 && par <= 1.0)
{
spf.Check(PointAt(par), this, SnapPointFinder.DidSnapModes.DidSnapToObjectPoint);
}
}
}
/// <summary>
/// Overrides <see cref="CADability.GeoObject.IGeoObjectImpl.FindSnapPoint (SnapPointFinder)"/>
/// </summary>
/// <param name="spf"></param>
public override void FindSnapPoint(SnapPointFinder spf)
{
if (!spf.Accept(this))
{
return;
}
if (spf.SnapToObjectSnapPoint)
{
spf.Check(location, this, SnapPointFinder.DidSnapModes.DidSnapToObjectSnapPoint);
}
}
