ArcofEllipse2D ArcofEllipse2D calculateStartEndPoint copy getCenterPoint getEndAngle getEndPoint getLength getMajorAxisDir getMajorRadius getMinorRadius getStartAngle getStartPoint isClockWise isClosed mCenterPoint mClockWise mEndAngle mEndPoint mMajorAxisDir mMajorRadius mMinorRadius mStartAngle mStartPoint setCenterPoint setEndAngle setMajorAxisDir setMajorRadius setMinorRadius setStartAngle

setMajorRadius() void setMajorRadius ( double  majorRadius ) 设置主轴半径 设置二维椭圆弧的主轴半径 参数 [in] majorRadius 主轴半径