public static IList <Point> GetIntersects(ICircle circle, ISegment line)
{
IList <Point> list = new List <Point>();
IPoint startPoint = line.GetKeyPoint(KeyPointType.Start);
IPoint endPoint = line.GetKeyPoint(KeyPointType.End);
IList <Point> RayIntersections = circle.Intersection(
new Ray2D(new Point(startPoint.X, startPoint.Y), new Point(endPoint.X, endPoint.Y))
);
foreach (Point p in RayIntersections)
{
if (p.X < Math.Max(startPoint.X, endPoint.X) &&
p.X > Math.Min(startPoint.X, endPoint.X) &&
p.Y < Math.Max(startPoint.Y, endPoint.Y) &&
p.Y > Math.Min(startPoint.Y, endPoint.Y))
{
list.Add(p);
}
}
return(list);
}
public static IList<Point> GetIntersects(ICircle circle, ISegment line)
{
IList<Point> list = new List<Point>();
IPoint startPoint = line.GetKeyPoint(KeyPointType.Start);
IPoint endPoint = line.GetKeyPoint(KeyPointType.End);
IList<Point> RayIntersections = circle.Intersection(
new Ray2D(new Point(startPoint.X, startPoint.Y), new Point(endPoint.X, endPoint.Y))
);
foreach (Point p in RayIntersections)
{
if (p.X < Math.Max(startPoint.X, endPoint.X)
&& p.X > Math.Min(startPoint.X, endPoint.X)
&& p.Y < Math.Max(startPoint.Y, endPoint.Y)
&& p.Y > Math.Min(startPoint.Y, endPoint.Y))
{
list.Add(p);
}
}
return list;
}
