vtkRemoteInteractionAdapter.h

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

#ifndef vtkRemoteInteractionAdapter_h
#define vtkRemoteInteractionAdapter_h

#include "vtkObject.h"
#include "vtkWebCoreModule.h" // for exports

VTK_ABI_NAMESPACE_BEGIN

class vtkRenderWindowInteractor;

class VTKWEBCORE_EXPORT vtkRemoteInteractionAdapter : public vtkObject
{
public:
  static vtkRemoteInteractionAdapter* New();
  vtkTypeMacro(vtkRemoteInteractionAdapter, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  bool ProcessEvent(const std::string& event);

  static bool ProcessEvent(vtkRenderWindowInteractor* iren, const std::string& event,
    double devicePixelRatio = 1.0, double devicePixelRatioTolerance = 1e-5);

  // Get/Set the  ratio between physical (onscreen) pixel and logical (rendered image)
  vtkSetMacro(DevicePixelRatio, double);
  vtkGetMacro(DevicePixelRatio, double);


  vtkSetMacro(DevicePixelRatioTolerance, double);
  vtkGetMacro(DevicePixelRatioTolerance, double);

  // Get/Set the Interactor to apply the event to.
  void SetInteractor(vtkRenderWindowInteractor* iren);
  vtkGetObjectMacro(Interactor, vtkRenderWindowInteractor);

protected:
  vtkRemoteInteractionAdapter();
  ~vtkRemoteInteractionAdapter() override;

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

  static void physicalToLogicalPosition(const double physicalPosition[2], int (&logicalPosition)[2],
    const double physicalSize[2], vtkRenderWindowInteractor* iren, double devicePixelRatio,
    double devicePixelRatioTolerance);

  double DevicePixelRatio = 1.0;
  double DevicePixelRatioTolerance = 1e-5;
  vtkRenderWindowInteractor* Interactor = nullptr;
};

VTK_ABI_NAMESPACE_END
#endif