vtk3DCursorRepresentation.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtk3DCursorRepresentation_h
#define vtk3DCursorRepresentation_h
 
#include "vtkActor.h"                    // For vtkActor
#include "vtkHardwarePicker.h"           // For vtkHardwarePicker
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkNew.h"                      // For vtkNew
#include "vtkSmartPointer.h"             // For vtkSmartPointer
#include "vtkWidgetRepresentation.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
 
#include <memory> // for unique_ptr
 
VTK_ABI_NAMESPACE_BEGIN
 
class vtkViewport;
 
class VTKINTERACTIONWIDGETS_EXPORT VTK_MARSHALAUTO vtk3DCursorRepresentation
  : public vtkWidgetRepresentation
{
public:
  static vtk3DCursorRepresentation* New();
  vtkTypeMacro(vtk3DCursorRepresentation, vtkWidgetRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void BuildRepresentation() override;
 
  void WidgetInteraction(double newEventPos[2]) override;
 
 
  void ReleaseGraphicsResources(vtkWindow*) override;
  int RenderOpaqueGeometry(vtkViewport* viewport) override;
 
  enum CursorShape
  {
    CROSS_SHAPE = 0,
    SPHERE_SHAPE = 1,
    CUSTOM_SHAPE = 2
  };
 
 
  void SetCursorShape(int shape);
  vtkGetMacro(Shape, int);
 
 
  void SetCustomCursor(vtkActor* customCursor);
  vtkGetSmartPointerMacro(CustomCursor, vtkActor);
 
protected:
  vtk3DCursorRepresentation();
  ~vtk3DCursorRepresentation() override;
 
private:
  vtk3DCursorRepresentation(const vtk3DCursorRepresentation&) = delete;
  void operator=(const vtk3DCursorRepresentation&) = delete;
 
  struct vtkInternals;
  std::unique_ptr<vtkInternals> Internals;
 
  vtkSmartPointer<vtkActor> CustomCursor;
  int Shape = CROSS_SHAPE;
};
 
VTK_ABI_NAMESPACE_END
#endif