vtkLogoSourceRepresentation.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkLogoSourceRepresentation_h
#define vtkLogoSourceRepresentation_h

#include "vtkNew.h" // for vtkNew
#include "vtkPVDataRepresentation.h"
#include "vtkRemotingViewsModule.h" //needed for exports

class vtk3DWidgetRepresentation;
class vtkImageData;
class VTKREMOTINGVIEWS_EXPORT vtkLogoSourceRepresentation : public vtkPVDataRepresentation
{
public:
  static vtkLogoSourceRepresentation* New();
  vtkTypeMacro(vtkLogoSourceRepresentation, vtkPVDataRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void SetLogoWidgetRepresentation(vtk3DWidgetRepresentation* widget);
  vtkGetObjectMacro(LogoWidgetRepresentation, vtk3DWidgetRepresentation);

  void SetVisibility(bool) override;

  void SetInteractivity(bool);


  vtkSetMacro(Opacity, double);
  vtkGetMacro(Opacity, double);


  vtkSetMacro(InteractiveScaling, bool);
  vtkGetMacro(InteractiveScaling, bool);
  vtkBooleanMacro(InteractiveScaling, bool);

  static constexpr double VTK_MINIMUM_IMAGE_SCALE = 0.01;
  static constexpr double VTK_MAXIMUM_IMAGE_SCALE = 2.0;

  vtkSetClampMacro(ImageScale, double, VTK_MINIMUM_IMAGE_SCALE, VTK_MAXIMUM_IMAGE_SCALE);
  vtkGetMacro(ImageScale, double);

  int ProcessViewRequest(vtkInformationRequestKey* request_type, vtkInformation* inInfo,
    vtkInformation* outInfo) override;

protected:
  vtkLogoSourceRepresentation();
  ~vtkLogoSourceRepresentation() override;

  int FillInputPortInformation(int port, vtkInformation* info) override;

  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;

  bool AddToView(vtkView* view) override;

  bool RemoveFromView(vtkView* view) override;

  vtkNew<vtkImageData> ImageCache;
  vtk3DWidgetRepresentation* LogoWidgetRepresentation = nullptr;
  double Opacity = 1.0;
  bool InteractiveScaling = true;
  double ImageScale = 0.075; // Defined by Position2 in vtkLogoRepresentation

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

#endif