/usr/include/paraview/vtkContinuousValueWidgetRepresentation.h is in paraview-dev 5.0.1+dfsg1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80  | /*=========================================================================
  Program:   Visualization Toolkit
  Module:    vtkContinuousValueWidgetRepresentation.h
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
// .NAME vtkContinuousValueWidgetRepresentation - provide the representation for a continuous value
// .SECTION Description
// This class is used mainly as a superclass for continuous value widgets
//
#ifndef vtkContinuousValueWidgetRepresentation_h
#define vtkContinuousValueWidgetRepresentation_h
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkWidgetRepresentation.h"
class VTKINTERACTIONWIDGETS_EXPORT vtkContinuousValueWidgetRepresentation :
  public vtkWidgetRepresentation
{
public:
  // Description:
  // Standard methods for the class.
  vtkTypeMacro(vtkContinuousValueWidgetRepresentation,
                       vtkWidgetRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent);
  // Description:
  // Methods to interface with the vtkSliderWidget. The PlaceWidget() method
  // assumes that the parameter bounds[6] specifies the location in display
  // space where the widget should be placed.
  virtual void PlaceWidget(double bounds[6]);
  virtual void BuildRepresentation() {}
  virtual void StartWidgetInteraction(double eventPos[2]) = 0;
  virtual void WidgetInteraction(double eventPos[2]) = 0;
//  virtual void Highlight(int);
//BTX
  // Enums are used to describe what is selected
  enum _InteractionState
  {
    Outside=0,
    Inside,
    Adjusting
  };
//ETX
  // Set/Get the value
  virtual void SetValue(double value);
  virtual double GetValue() {return this->Value;};
protected:
  vtkContinuousValueWidgetRepresentation();
  ~vtkContinuousValueWidgetRepresentation();
  double Value;
private:
  vtkContinuousValueWidgetRepresentation
  (const vtkContinuousValueWidgetRepresentation&);  //Not implemented
  void operator=(const vtkContinuousValueWidgetRepresentation&); // Not implemented
};
#endif
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