VTK
vtkInteractorStyleTrackballActor.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkInteractorStyleTrackballActor.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
39 #ifndef __vtkInteractorStyleTrackballActor_h
40 #define __vtkInteractorStyleTrackballActor_h
41 
42 #include "vtkInteractorStyle.h"
43 
44 class vtkCellPicker;
45 
47 {
48 public:
51  void PrintSelf(ostream& os, vtkIndent indent);
52 
54 
56  virtual void OnMouseMove();
57  virtual void OnLeftButtonDown();
58  virtual void OnLeftButtonUp();
59  virtual void OnMiddleButtonDown();
60  virtual void OnMiddleButtonUp();
61  virtual void OnRightButtonDown();
62  virtual void OnRightButtonUp();
64 
65  // These methods for the different interactions in different modes
66  // are overridden in subclasses to perform the correct motion. Since
67  // they might be called from OnTimer, they do not have mouse coord parameters
68  // (use interactor's GetEventPosition and GetLastEventPosition)
69  virtual void Rotate();
70  virtual void Spin();
71  virtual void Pan();
72  virtual void Dolly();
73  virtual void UniformScale();
74 
75 protected:
78 
79  void FindPickedActor(int x, int y);
80 
81  void Prop3DTransform(vtkProp3D *prop3D,
82  double *boxCenter,
83  int NumRotation,
84  double **rotate,
85  double *scale);
86 
87  double MotionFactor;
88 
91 
92 private:
94  void operator=(const vtkInteractorStyleTrackballActor&); // Not implemented.
95 };
96 
97 #endif