VTK
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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: vtkPointPlacer.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 =========================================================================*/ 00040 #ifndef __vtkPointPlacer_h 00041 #define __vtkPointPlacer_h 00042 00043 #include "vtkObject.h" 00044 00045 class vtkRenderer; 00046 00047 class VTK_WIDGETS_EXPORT vtkPointPlacer : public vtkObject 00048 { 00049 public: 00051 static vtkPointPlacer *New(); 00052 00054 00055 vtkTypeRevisionMacro(vtkPointPlacer,vtkObject); 00056 void PrintSelf(ostream& os, vtkIndent indent); 00058 00060 00065 virtual int ComputeWorldPosition( vtkRenderer *ren, 00066 double displayPos[2], 00067 double worldPos[3], 00068 double worldOrient[9] ); 00070 00072 00076 virtual int ComputeWorldPosition( vtkRenderer *ren, 00077 double displayPos[2], 00078 double refWorldPos[3], 00079 double worldPos[3], 00080 double worldOrient[9] ); 00082 00085 virtual int ValidateWorldPosition( double worldPos[3] ); 00086 00088 virtual int ValidateDisplayPosition( vtkRenderer *, double displayPos[2] ); 00089 00091 00093 virtual int ValidateWorldPosition( double worldPos[3], 00094 double worldOrient[9] ); 00096 00098 00105 virtual int UpdateWorldPosition( vtkRenderer *ren, 00106 double worldPos[3], 00107 double worldOrient[9] ); 00109 00110 00113 virtual int UpdateInternalState() {return 0;} 00114 00116 00118 vtkSetClampMacro(PixelTolerance,int,1,100); 00119 vtkGetMacro(PixelTolerance,int); 00121 00123 00125 vtkSetClampMacro(WorldTolerance, double, 0.0, VTK_DOUBLE_MAX); 00126 vtkGetMacro(WorldTolerance, double); 00128 00129 protected: 00130 vtkPointPlacer(); 00131 ~vtkPointPlacer(); 00132 00133 int PixelTolerance; 00134 double WorldTolerance; 00135 00136 private: 00137 vtkPointPlacer(const vtkPointPlacer&); //Not implemented 00138 void operator=(const vtkPointPlacer&); //Not implemented 00139 }; 00140 00141 #endif 00142 00143 00144 00145 00146