public override bool Cross(Ray ray, bool withEdge)
{
Ray newRay;
try
{
for (int i = 1; i < items.Count; i++)
{
newRay = new Ray(items[i - 1].CurrentPoint, items[i].CurrentPoint);
if (ray.IsCross(newRay))
{
Point crossPoint = ray.Cross(newRay);
if (!(crossPoint == items.First().CurrentPoint || crossPoint == items.Last().CurrentPoint) &&
newRay.ContainsInner(crossPoint, !withEdge) && ray.ContainsInner(crossPoint, withEdge))
{
return(true);
}
}
}
}
catch
{
Console.WriteLine("Ошибка с пересечением Линии");
}
return(false);
}
private Point TakePoint(List <Item> generalItems, bool isInner)
{
//if (isInner)
// return new Point(generalItems[generalItems.Count - 2].CurrentPoint.X - 5, generalItems[generalItems.Count - 2].CurrentPoint.Y);
//else
// return new Point(generalItems[generalItems.Count - 2].CurrentPoint.X + 5, generalItems[generalItems.Count - 2].CurrentPoint.Y);
if (generalItems.Count > 2)
{
Ray beforeRay = new Ray(generalItems[generalItems.Count - 3].CurrentPoint, generalItems[generalItems.Count - 2].CurrentPoint);
Ray afterRay = new Ray(generalItems[generalItems.Count - 2].CurrentPoint, generalItems[generalItems.Count - 1].CurrentPoint);
Ray parallelBeforeRay = beforeRay.GetParallelRay(5.0f, isInner);
Ray parallelAfterRay = afterRay.GetParallelRay(5.0f, isInner);
return(parallelBeforeRay.Cross(parallelAfterRay));
//Ray ray = new Ray(generalItems[generalItems.Count - 3].CurrentPoint, newPoint);
//Circle circle = new Circle(generalItems[generalItems.Count - 2].CurrentPoint, 5);
//return circle.Cross(ray, isInner);
}
return(Point.Empty);
}
