public static Vector Negate (Vector self) => new Vector(-self.X, -self.Y);
public static Vector Subtract (Vector left, Vector right) => new Vector(left.X - right.X, left.Y - right.Y);
public bool Equals (Vector other) => X == other.X && Y == other.Y;
public static Vector Add (Vector left, Vector right) => new Vector(left.X + right.X, left.Y + right.Y);
private Vector CalculateAlignmentOffsetCore (Size clientSize, Size renderSize)
{
Vector offset = new Vector();
HorizontalAlignment halign = Align;
VerticalAlignment valign = VAlign;
// This is to degenerate Stretch to Top-Left in case when clipping is about to occur.
if (halign == HorizontalAlignment.Stretch && renderSize.Width > clientSize.Width)
halign = HorizontalAlignment.Left;
if (valign == VerticalAlignment.Stretch && renderSize.Height > clientSize.Height)
valign = VerticalAlignment.Top;
if (halign == HorizontalAlignment.Center || halign == HorizontalAlignment.Stretch)
offset.X = (clientSize.Width - renderSize.Width) / 2;
else if (halign == HorizontalAlignment.Right)
offset.X = clientSize.Width - renderSize.Width;
else
offset.X = 0;
if (valign == VerticalAlignment.Center || valign == VerticalAlignment.Stretch)
offset.Y = (clientSize.Height - renderSize.Height) / 2;
else if (valign == VerticalAlignment.Bottom)
offset.Y = clientSize.Height - renderSize.Height;
else
offset.Y = 0;
return offset;
}
