public static LineCoordinates TryDrawDirectLineToShape(
PointToShapeInfo ToShapeInfo, LineCoordinates FromSide, WhichDirection Direction)
{
LineCoordinates lineCoor = null;
#if skip
Point?toPoint = null;
// The vertical direction to the shape matches the requested draw direction.
// And a straight line can be drawn from the point to the shape.
if ((ToShapeInfo.VertDirection != null) &&
(ToShapeInfo.VertDirection.Value == Direction) &&
(ToShapeInfo.HorizSide.WithinHorizontalRange(FromPoint.X)))
{
toPoint = new Point(FromPoint.X, ToShapeInfo.HorizSide.Start.Y);
}
// same as above, only in the horizontal direction.
else if ((ToShapeInfo.HorizDirection != null) &&
(ToShapeInfo.HorizDirection.Value == Direction) &&
(ToShapeInfo.VertSide.WithinVerticalRange(FromPoint.Y)))
{
toPoint = new Point(ToShapeInfo.VertSide.Start.X, FromPoint.Y);
}
// build the coordinates of the direct line.
if (toPoint != null)
{
lineCoor = new LineCoordinates(FromPoint, toPoint.Value);
}
#endif
return(lineCoor);
}
/// <summary>
/// return the direction from a point to the shape.
/// </summary>
/// <param name="Shape"></param>
/// <param name="FromPoint"></param>
/// <returns></returns>
public static PointToShapeInfo DirectionToShape(this Shape Shape, Point Point)
{
var info = new PointToShapeInfo(Shape, Point);
return info;
}
