public static Rectangle GetZeroRectangle(int nX, int nY)
{
if (nX >= 0)
{
if (nY >= 0)
{
return new Rectangle(0, 0, nX, nY);
}
return new Rectangle(0, nY, nX, Math.Abs(nY));
}
if (nY >= 0)
{
return new Rectangle(nX, 0, Math.Abs(nX), nY);
}
return new Rectangle(nX, nY, Math.Abs(nX), Math.Abs(nY));
}