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

cloneSelection() virtual bool MgSelection::cloneSelection ( const MgMotion *  sender ) pure virtual 对选中的图形复制出新图形，并选中新图形 在 MgCmdSelect 内被实现. 这是这个函数的调用关系图: