此 API 支持 SQL Server 2012 基础结构，但不能通过代码直接使用。
Specifies the MapViewInstance which contains the instance of the MapView class.
命名空间： Microsoft.ReportingServices.OnDemandReportRendering
程序集： Microsoft.ReportingServices.ProcessingCore（在 Microsoft.ReportingServices.ProcessingCore.dll 中）
语法
声明
Protected m_instance As MapViewInstance
用法
Dim value As MapViewInstance
value = Me.m_instance
Me.m_instance = value
protected MapViewInstance m_instance
protected:
MapViewInstance^ m_instance
val mutable m_instance: MapViewInstance
protected var m_instance : MapViewInstance