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

clear() void MgShapes::clear ( ) 删除所有图形 这是这个函数的调用关系图: