addRef clear clearCachedData clone cloneDoc context copy copyShapes createDoc draw dyndraw dyndraw equals findShape fromHandle getCurrentLayer getCurrentShapes getExtent getLastShape getLayerCount getPageRectW getShapeCount getType getViewScale im isKindOf isReadOnly load loadAll MgShapeDoc modelTransform release save saveAll setCurrentShapes setPageRectW setReadOnly shallowCopy switchLayer toHandle Type zoomToInitial ~MgShapeDoc

switchLayer() bool MgShapeDoc::switchLayer ( int  index ) 切换图层，自动追加末尾图层 函数调用图: 这是这个函数的调用关系图: