public OverlayInfo Resize(SizeD oldOverSize, SizeD newOverSize, SizeD oldSrcSize, SizeD newSrcSize)
{
var rect = GetRectangle(oldOverSize);
var coefWidth = newSrcSize.Width / oldSrcSize.Width;
var coefHeight = newSrcSize.Height / oldSrcSize.Height;
rect = new RectangleD(
rect.X * coefWidth,
rect.Y * coefHeight,
rect.Width * coefWidth,
rect.Height * coefHeight
);
var info = Clone();
info.Warp = Warp.Scale(coefWidth, coefHeight);
coefWidth = newOverSize.Width / rect.Width;
coefHeight = newOverSize.Height / rect.Height;
info.SourceWidth = (int)Math.Floor(newSrcSize.Width);
info.SourceHeight = (int)Math.Floor(newSrcSize.Height);
info.X = (int)Math.Ceiling(rect.X);
info.Y = (int)Math.Ceiling(rect.Y);
info.Width = (int)Math.Floor(rect.Right) - info.X;
info.Height = (int)Math.Floor(rect.Bottom) - info.Y;
info.SetCrop(RectangleD.FromLTRB(
(info.X - rect.X) * coefWidth,
(info.Y - rect.Y) * coefHeight,
(rect.Right - info.Width - info.X) * coefWidth,
(rect.Bottom - info.Height - info.Y) * coefHeight
));
return(info);
}