vtkTensorProbeRepresentation.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkTensorProbeRepresentation_h
#define vtkTensorProbeRepresentation_h

#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkWidgetRepresentation.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkActor;
class vtkPolyData;
class vtkPolyDataMapper;
class vtkGenericCell;

class VTKINTERACTIONWIDGETS_EXPORT VTK_MARSHALAUTO vtkTensorProbeRepresentation
  : public vtkWidgetRepresentation
{
public:

  vtkTypeMacro(vtkTensorProbeRepresentation, vtkWidgetRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void BuildRepresentation() override;
  int RenderOpaqueGeometry(vtkViewport*) override;


  vtkSetVector3Macro(ProbePosition, double);
  vtkGetVector3Macro(ProbePosition, double);
  vtkSetMacro(ProbeCellId, vtkIdType);
  vtkGetMacro(ProbeCellId, vtkIdType);

  virtual void SetTrajectory(vtkPolyData*);

  void Initialize();

  virtual int SelectProbe(int pos[2]) = 0;

  virtual int Move(double motionVector[2]);


  void GetActors(vtkPropCollection*) override;
  void ReleaseGraphicsResources(vtkWindow*) override;

protected:
  vtkTensorProbeRepresentation();
  ~vtkTensorProbeRepresentation() override;

  void FindClosestPointOnPolyline(
    double displayPos[2], double closestWorldPos[3], vtkIdType& cellId, int maxSpeed = 10);

  vtkActor* TrajectoryActor;
  vtkPolyDataMapper* TrajectoryMapper;
  vtkPolyData* Trajectory;
  double ProbePosition[3];
  vtkIdType ProbeCellId;

private:
  vtkTensorProbeRepresentation(const vtkTensorProbeRepresentation&) = delete;
  void operator=(const vtkTensorProbeRepresentation&) = delete;
};

VTK_ABI_NAMESPACE_END
#endif