//Set up vtkpvtkPlaneWidget
pvtkPlaneWidget=vtkPlaneWidget::New();
pvtkPlaneWidget->SetInteractor(app->pview4->pvtkMyMFCWindow->GetInteractor());
// pvtkPlaneWidget->SetInput(MyData[0].pvtkStripper->GetOutputPort());
pvtkPlaneWidget->NormalToXAxisOn();
pvtkPlaneWidget->SetResolution(20);
pvtkPlaneWidget->SetRepresentationToOutline();
pvtkPlaneWidget->PlaceWidget();
程序进行后，发送鼠标消息 i， 激活widget~
