public static int Left(this LineSegment segment)
{
return(Math.Min(segment.Start.X, segment.End.X));
}
public static IEnumerable <Point> Points(this LineSegment self)
{
return(Enumerate(self.Start.X, self.End.X)
.SelectMany(x => Enumerate(self.Start.Y, self.End.Y).Select(y => new { x, y }))
.Select(p => new Point(p.x, p.y)));
}
public static int Right(this LineSegment segment)
{
return(Math.Max(segment.Start.X, segment.End.X));
}
public static int Bottom(this LineSegment segment)
{
return(Math.Min(segment.Start.Y, segment.End.Y));
}
public static int Top(this LineSegment segment)
{
return(Math.Max(segment.Start.Y, segment.End.Y));
}
public static bool IsVertical(this LineSegment segment)
{
return(segment.Start.X == segment.End.X);
}
public static LineSegment Extend(this LineSegment originalSegment, string instruction)
{
return(new LineSegment(originalSegment.End, originalSegment.End.Translate(instruction)));
}