addRef addShape addShapeDirect bringToBack bringToFront bringToIndex clear clearCachedData clone cloneShape cloneShapes copy copyShapes copyShapesTo create draw dyndraw equals Filter findShape findShapeByTag findShapeByType findShapeByTypeAndTag freeIterator fromHandle getExtent getFirstShape getHeadShape getIndex getLastShape getNextShape getOwner getParentShape getShapeAtIndex getShapeCount getShapeCountByTypeOrTag getShapeIndex getType hitTest im isKindOf load loadExtra MgShapes moveShapeTo release removeShape reorderShapes save saveExtra saveShape setNewShapeID shallowCopy toHandle transform traverseByType Type updateShape updateShape ~MgShapes

updateShape() [2/2] bool MgShapes::updateShape ( const MgShape *&  oldsp, MgShape *  newsp  ) 更新为新的图形，该图形从原来图形克隆得到. 原图形对象(oldsp)会被释放并指向新的图形对象