Пример #1
0
 public static IEnumerable <Point> GetCorners(this Rect rect)
 {
     return(new[]
     {
         rect.GetTopLeft(),
         rect.GetTopRight(),
         rect.GetBottomLeft(),
         rect.GetBottomRight()
     });
 }
Пример #2
0
        public static Rect Transform(this Rect rect, Matrix matrix)
        {
            if (matrix.IsIdentity)
            {
                return(rect);
            }

            Point topLeft     = rect.GetTopLeft() * matrix;
            Point topRight    = rect.GetTopRight() * matrix;
            Point bottomLeft  = rect.GetBottomLeft() * matrix;
            Point bottomRight = rect.GetBottomRight() * matrix;

            Point location = new Point(
                topLeft.X.Min(topRight.X).Min(bottomLeft.X).Min(bottomRight.X),
                topLeft.Y.Min(topRight.Y).Min(bottomLeft.Y).Min(bottomRight.Y));

            Size size = new Size(
                topLeft.X.Max(topRight.X).Max(bottomLeft.X).Max(bottomRight.X) - location.X,
                topLeft.Y.Max(topRight.Y).Max(bottomLeft.Y).Max(bottomRight.Y) - location.Y);

            return(new Rect(location, size));
        }