vtkOpenXRSceneComponent.h

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

#ifndef vtkOpenXRSceneComponent_h
#define vtkOpenXRSceneComponent_h

#include "vtkObject.h"
#include "vtkRenderingOpenXRModule.h" // For export macro
#include "vtkSmartPointer.h"          // For vtkSmartPointer

#include <array>   // For std::array
#include <cstdint> // For int types
#include <memory>  // For std::unique_ptr

VTK_ABI_NAMESPACE_BEGIN

class vtkMatrix4x4;

class VTKRENDERINGOPENXR_EXPORT vtkOpenXRSceneComponent : public vtkObject
{
  struct vtkInternals;

public:
  static vtkOpenXRSceneComponent* New();
  vtkTypeMacro(vtkOpenXRSceneComponent, vtkObject);

  enum ComponentTypes
  {
    Unknown, // May be used in case the runtime supports more than we know of
    Marker   // Only QrCode at this time
  };

  vtkGetMacro(LastModifiedTime, int64_t);

  vtkGetMacro(Type, ComponentTypes);

  vtkMatrix4x4* GetMarkerPose() const;

  const std::string& GetMarkerText() const;


  double GetMarkerWidth() const;
  double GetMarkerHeight() const;

  void Initialize(ComponentTypes type);

  void UpdateMarkerRepresentation(
    int64_t lastModifiedTime, vtkMatrix4x4* matrix, double width, double height, std::string text);

protected:
  vtkOpenXRSceneComponent();
  ~vtkOpenXRSceneComponent() override;

private:
  vtkOpenXRSceneComponent(const vtkOpenXRSceneComponent&) = delete;
  void operator=(const vtkOpenXRSceneComponent&) = delete;

  int64_t LastModifiedTime{ 0 };
  ComponentTypes Type{ Unknown };
  std::unique_ptr<vtkInternals> Impl;
};

VTK_ABI_NAMESPACE_END

#endif