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dox/Rendering/vtkInteractorStyleImage.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkInteractorStyleImage.h,v $ 00005 Language: C++ 00006 00007 Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 00008 All rights reserved. 00009 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00010 00011 This software is distributed WITHOUT ANY WARRANTY; without even 00012 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00013 PURPOSE. See the above copyright notice for more information. 00014 00015 =========================================================================*/ 00050 #ifndef __vtkInteractorStyleImage_h 00051 #define __vtkInteractorStyleImage_h 00052 00053 #include "vtkInteractorStyleTrackballCamera.h" 00054 00055 // Motion flags 00056 00057 #define VTKIS_WINDOW_LEVEL 1024 00058 #define VTKIS_PICK 1025 00059 00060 class VTK_RENDERING_EXPORT vtkInteractorStyleImage : public vtkInteractorStyleTrackballCamera 00061 { 00062 public: 00063 static vtkInteractorStyleImage *New(); 00064 vtkTypeRevisionMacro(vtkInteractorStyleImage, vtkInteractorStyleTrackballCamera); 00065 void PrintSelf(ostream& os, vtkIndent indent); 00066 00068 00069 vtkGetVector2Macro(WindowLevelStartPosition,int); 00070 vtkGetVector2Macro(WindowLevelCurrentPosition,int); 00072 00074 00076 virtual void OnMouseMove(); 00077 virtual void OnLeftButtonDown(); 00078 virtual void OnLeftButtonUp(); 00079 virtual void OnRightButtonDown(); 00080 virtual void OnRightButtonUp(); 00082 00084 virtual void OnChar(); 00085 00086 // These methods for the different interactions in different modes 00087 // are overridden in subclasses to perform the correct motion. Since 00088 // they might be called from OnTimer, they do not have mouse coord parameters 00089 // (use interactor's GetEventPosition and GetLastEventPosition) 00090 virtual void WindowLevel(); 00091 virtual void Pick(); 00092 00093 // Interaction mode entry points used internally. 00094 virtual void StartWindowLevel(); 00095 virtual void EndWindowLevel(); 00096 virtual void StartPick(); 00097 virtual void EndPick(); 00098 00099 protected: 00100 vtkInteractorStyleImage(); 00101 ~vtkInteractorStyleImage(); 00102 00103 int WindowLevelStartPosition[2]; 00104 int WindowLevelCurrentPosition[2]; 00105 00106 private: 00107 vtkInteractorStyleImage(const vtkInteractorStyleImage&); // Not implemented. 00108 void operator=(const vtkInteractorStyleImage&); // Not implemented. 00109 }; 00110 00111 #endif