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

switchClosed() virtual bool MgSelection::switchClosed ( const MgMotion *  sender ) pure virtual 切换当前图形是否闭合 在 MgCmdSelect 内被实现. 这是这个函数的调用关系图: