'宣言 Public Overloads Function CalcSize( _ ByVal graphics As Graphics, _ ByVal baseFont As Font, _ ByRef defaultAppearance As AppearanceData, _ ByVal widthConstraint As Integer, _ ByVal gdiDrawStringFlags As GdiDrawStringFlags _ ) As Size
public Size CalcSize( Graphics graphics, Font baseFont, ref AppearanceData defaultAppearance, int widthConstraint, GdiDrawStringFlags gdiDrawStringFlags )