00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkInteractorStyleTrackballCamera.h,v $ 00005 00006 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 00007 All rights reserved. 00008 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00009 00010 This software is distributed WITHOUT ANY WARRANTY; without even 00011 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00012 PURPOSE. See the above copyright notice for more information. 00013 00014 =========================================================================*/ 00051 #ifndef __vtkInteractorStyleTrackballCamera_h 00052 #define __vtkInteractorStyleTrackballCamera_h 00053 00054 #include "vtkInteractorStyle.h" 00055 00056 class VTK_RENDERING_EXPORT vtkInteractorStyleTrackballCamera : public vtkInteractorStyle 00057 { 00058 public: 00059 static vtkInteractorStyleTrackballCamera *New(); 00060 vtkTypeRevisionMacro(vtkInteractorStyleTrackballCamera,vtkInteractorStyle); 00061 void PrintSelf(ostream& os, vtkIndent indent); 00062 00064 00066 virtual void OnMouseMove(); 00067 virtual void OnLeftButtonDown(); 00068 virtual void OnLeftButtonUp(); 00069 virtual void OnMiddleButtonDown(); 00070 virtual void OnMiddleButtonUp(); 00071 virtual void OnRightButtonDown(); 00072 virtual void OnRightButtonUp(); 00073 virtual void OnMouseWheelForward(); 00074 virtual void OnMouseWheelBackward(); 00076 00077 // These methods for the different interactions in different modes 00078 // are overridden in subclasses to perform the correct motion. Since 00079 // they are called by OnTimer, they do not have mouse coord parameters 00080 // (use interactor's GetEventPosition and GetLastEventPosition) 00081 virtual void Rotate(); 00082 virtual void Spin(); 00083 virtual void Pan(); 00084 virtual void Dolly(); 00085 00086 protected: 00087 vtkInteractorStyleTrackballCamera(); 00088 ~vtkInteractorStyleTrackballCamera(); 00089 00090 double MotionFactor; 00091 00092 virtual void Dolly(double factor); 00093 00094 private: 00095 vtkInteractorStyleTrackballCamera(const vtkInteractorStyleTrackballCamera&); // Not implemented. 00096 void operator=(const vtkInteractorStyleTrackballCamera&); // Not implemented. 00097 }; 00098 00099 #endif