_context _id _parent _refcount _shape _tag addRef clone context getID getParent getTag getType MgShapeExt release setContext setParent setTag shape shapec ~MgShapeExt

context() const GiContext& MgShapeExt::context ( ) const virtual 返回显示属性 实现了 MgShape. 这是这个函数的调用关系图: