旋转一个柱子

[c#]代码库

                   Autodesk.Revit.DB.Location columnLocation = familyComponent.Location;
                    // get the location object
                    Autodesk.Revit.DB.LocationPoint pointLocation = columnLocation as Autodesk.Revit.DB.LocationPoint;
                    Autodesk.Revit.DB.XYZ insertPoint = pointLocation.Point;
                    // get the location point
                    double temp = pointLocation.Rotation;
                    //existing rotation
                    XYZ directionPoint = m_doc.Document.Application.Create.NewXYZ(0, 0, 1);
                    // define the vector of axis
                    Autodesk.Revit.DB.Line rotateAxis = m_doc.Document.Application.Create.NewLineUnbound(insertPoint, directionPoint);
                    double rotateDegree = m_receiveRotationTextBox * Math.PI / 180;
                    // rotate column by rotate method
                    if (m_isAbsoluteChecked)
                    {
                        rotateDegree -= temp;
                    }
                    bool rotateResult = pointLocation.Rotate(rotateAxis, rotateDegree);
                    if (rotateResult == false)
                    {
                        MessageBox.Show("Rotate Failed.");
                    }