#include <vtkActor.h> #include <vtkBalloonRepresentation.h> #include <vtkBalloonWidget.h> #include <vtkCommand.h> #include <vtkInteractorStyleTrackball.h> #include <vtkInteractorStyleTrackballCamera.h> #include <vtkPolyData.h> #include <vtkPolyDataMapper.h> #include <vtkRenderWindow.h> #include <vtkRenderWindowInteractor.h> #include <vtkRenderer.h> #include <vtkSmartPointer.h> #include <vtkSphereSource.h> #include <vtkRegularPolygonSource.h> int main (int, char *[]) { // Sphere vtkSmartPointer<vtkSphereSource> sphereSource = vtkSmartPointer<vtkSphereSource>::New(); sphereSource->SetCenter(-4.0, 0.0, 0.0); sphereSource->SetRadius(4.0); vtkSmartPointer<vtkPolyDataMapper> sphereMapper = vtkSmartPointer<vtkPolyDataMapper>::New(); sphereMapper->SetInputConnection(sphereSource->GetOutputPort()); vtkSmartPointer<vtkActor> sphereActor = vtkSmartPointer<vtkActor>::New(); sphereActor->SetMapper(sphereMapper); // Regular Polygon vtkSmartPointer<vtkRegularPolygonSource> regularPolygonSource = vtkSmartPointer<vtkRegularPolygonSource>::New(); regularPolygonSource->SetCenter(4.0, 0.0, 0.0); regularPolygonSource->SetRadius(4.0); vtkSmartPointer<vtkPolyDataMapper> regularPolygonMapper = vtkSmartPointer<vtkPolyDataMapper>::New(); regularPolygonMapper->SetInputConnection(regularPolygonSource->GetOutputPort()); vtkSmartPointer<vtkActor> regularPolygonActor = vtkSmartPointer<vtkActor>::New(); regularPolygonActor->SetMapper(regularPolygonMapper); // A renderer and render window vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New(); vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New(); renderWindow->AddRenderer(renderer); // An interactor vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor = vtkSmartPointer<vtkRenderWindowInteractor>::New(); renderWindowInteractor->SetRenderWindow(renderWindow); // Create the widget vtkSmartPointer<vtkBalloonRepresentation> balloonRep = vtkSmartPointer<vtkBalloonRepresentation>::New(); balloonRep->SetBalloonLayoutToImageRight(); vtkSmartPointer<vtkBalloonWidget> balloonWidget = vtkSmartPointer<vtkBalloonWidget>::New(); balloonWidget->SetInteractor(renderWindowInteractor); balloonWidget->SetRepresentation(balloonRep); balloonWidget->AddBalloon(sphereActor, "This is a sphere",NULL); balloonWidget->AddBalloon(regularPolygonActor, "This is a regular polygon",NULL); // Add the actors to the scene renderer->AddActor(sphereActor); renderer->AddActor(regularPolygonActor); // Render an image (lights and cameras are created automatically) renderWindow->Render(); balloonWidget->EnabledOn(); // Begin mouse interaction renderWindowInteractor->Start(); return EXIT_SUCCESS; }