public static Point FindClosestPoint(XCaseJunction junction, Point point, out int segmentNumber)
{
segmentNumber = 0;
if (junction.Points.Count < 2)
{
return(new Point(0, 0));
}
double min = double.MaxValue;
Point result = new Point();
for (int segmentIndex = 0; segmentIndex < junction.Points.Count - 1; segmentIndex++)
{
Point p1 = junction.Points[segmentIndex].CanvasPosition;
Point p2 = junction.Points[segmentIndex + 1].CanvasPosition;
Point segmentCenter = new Point((p1.X + p2.X) / 2, (p1.Y + p2.Y) / 2);
Vector v = segmentCenter - point;
if (v.Length < min)
{
segmentNumber = segmentIndex;
min = v.Length;
result = segmentCenter;
}
}
return(result);
}
public static Point FindClosestPoint(XCaseJunction junction, Point point)
{
int dummy;
return(FindClosestPoint(junction, point, out dummy));
}
public static Rect GetLastElementBounds(XCaseJunction junction)
{
return(junction.TargetElement != null ? ((IConnectable)junction.TargetElement).GetBounds() : junction.EndPoint.GetBounds());
}
public static Rect GetLastButOneElementBounds(XCaseJunction junction)
{
return(junction.Points.Count <= 2 ? GetFirstElementBounds(junction) : junction.Points[junction.Points.Count - 2].GetBounds());
}
public static Rect GetFirstElementBounds(XCaseJunction junction)
{
return(((IConnectable)junction.SourceElement).GetBounds());
}
public JunctionGeometryData(XCaseJunction junction)
{
Junction = junction;
}
