addSelection applyTransform cloneSelection deleteSelection deleteVertex getBoundingBox getSelectedHandle getSelectedShapeHandle getSelection getSelection getSelectionCount getSelectionForChange getSelectionForChange getSelectState getSelectType groupSelection insertVertex isEditMode isFixedLength isLocked isSelectedByType overturnPolygon resetSelection selectAll setEditMode setFixedLength setLocked switchClosed ungroupSelection ~MgSelection

overturnPolygon() virtual bool MgSelection::overturnPolygon ( const MgMotion *  sender ) pure virtual 对当前选中多边形沿一条边翻转 在 MgCmdSelect 内被实现. 这是这个函数的调用关系图: