vtkContinuousValueWidgetRepresentation.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2008 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-USGov
 
#ifndef vtkContinuousValueWidgetRepresentation_h
#define vtkContinuousValueWidgetRepresentation_h
 
#include "vtkDeprecation.h"              // For VTK_DEPRECATED_IN_9_2_0
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkLegacy.h"                   // for VTK_LEGACY_REMOVE
#include "vtkWidgetRepresentation.h"
 
VTK_ABI_NAMESPACE_BEGIN
class VTKINTERACTIONWIDGETS_EXPORT vtkContinuousValueWidgetRepresentation
  : public vtkWidgetRepresentation
{
public:
 
  vtkTypeMacro(vtkContinuousValueWidgetRepresentation, vtkWidgetRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void PlaceWidget(double bounds[6]) override;
  void BuildRepresentation() override {}
  void StartWidgetInteraction(double eventPos[2]) override = 0;
  void WidgetInteraction(double eventPos[2]) override = 0;
  //  virtual void Highlight(int);
 
  // Enums are used to describe what is selected
  enum InteractionStateType
  {
    Outside = 0,
    Inside,
    Adjusting
  };
#if !defined(VTK_LEGACY_REMOVE)
  VTK_DEPRECATED_IN_9_2_0("because leading underscore is reserved")
  typedef InteractionStateType _InteractionState;
#endif
 
  // Set/Get the value
  virtual void SetValue(double value);
  virtual double GetValue() { return this->Value; }
 
protected:
  vtkContinuousValueWidgetRepresentation();
  ~vtkContinuousValueWidgetRepresentation() override;
 
  double Value;
 
private:
  vtkContinuousValueWidgetRepresentation(const vtkContinuousValueWidgetRepresentation&) = delete;
  void operator=(const vtkContinuousValueWidgetRepresentation&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif