00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkPointPicker.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 =========================================================================*/ 00046 #ifndef __vtkPointPicker_h 00047 #define __vtkPointPicker_h 00048 00049 #include "vtkPicker.h" 00050 00051 class VTK_RENDERING_EXPORT vtkPointPicker : public vtkPicker 00052 { 00053 public: 00054 static vtkPointPicker *New(); 00055 vtkTypeRevisionMacro(vtkPointPicker,vtkPicker); 00056 void PrintSelf(ostream& os, vtkIndent indent); 00057 00059 00060 vtkGetMacro(PointId, vtkIdType); 00062 00063 protected: 00064 vtkPointPicker(); 00065 ~vtkPointPicker() {}; 00066 00067 vtkIdType PointId; //picked point 00068 00069 float IntersectWithLine(float p1[3], float p2[3], float tol, 00070 vtkAssemblyPath *path, vtkProp3D *p, 00071 vtkAbstractMapper3D *m); 00072 void Initialize(); 00073 00074 private: 00075 vtkPointPicker(const vtkPointPicker&); // Not implemented. 00076 void operator=(const vtkPointPicker&); // Not implemented. 00077 }; 00078 00079 #endif 00080 00081