/// 获取A点绕B点旋转P度后的新坐标 /// /summary /// param nameAngle角度/param /// param nameCirPoint圆心坐标/param /// param nameMovePoint移动点的坐标/param /// param nameFlagInt顺时针1(默认) 逆时针:-1/param /// returns/returns public static Point GetNewPoint(double Angle, Point CirPoint, Point MovePoint, int FlagInt 1) { //将角度转换成弧度 double Rage2 Convert.ToDouble(Angle) / 180 * Math.PI; //计算新坐标X int newx (int)((MovePoint.X - CirPoint.X) * Math.Cos(Rage2 * FlagInt) - (MovePoint.Y - CirPoint.Y) * Math.Sin(Rage2 * FlagInt)); //计算新坐标Y int newy (int)((MovePoint.Y - CirPoint.Y) * Math.Cos(Rage2 * FlagInt) (MovePoint.X - CirPoint.X) * Math.Sin(Rage2 * FlagInt)); //计算新坐标 Point newpoint new Point(CirPoint.X newx, CirPoint.Y newy); //返回新坐标 return newpoint; }创作不易小小的支持一下吧
/// 获取A点绕B点旋转P度后的新坐标 /// /summary /// param nameAngle角度/param /// param nameCirPoint圆心坐标/param /// param nameMovePoint移动点的坐标/param /// param nameFlagInt顺时针1(默认) 逆时针:-1/param /// returns/returns public static Point GetNewPoint(double Angle, Point CirPoint, Point MovePoint, int FlagInt 1) { //将角度转换成弧度 double Rage2 Convert.ToDouble(Angle) / 180 * Math.PI; //计算新坐标X int newx (int)((MovePoint.X - CirPoint.X) * Math.Cos(Rage2 * FlagInt) - (MovePoint.Y - CirPoint.Y) * Math.Sin(Rage2 * FlagInt)); //计算新坐标Y int newy (int)((MovePoint.Y - CirPoint.Y) * Math.Cos(Rage2 * FlagInt) (MovePoint.X - CirPoint.X) * Math.Sin(Rage2 * FlagInt)); //计算新坐标 Point newpoint new Point(CirPoint.X newx, CirPoint.Y newy); //返回新坐标 return newpoint; }创作不易小小的支持一下吧
