vtkCaptionRepresentation.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkCaptionRepresentation_h
#define vtkCaptionRepresentation_h
 
#include "vtkBorderRepresentation.h"
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkWrappingHints.h"            // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkRenderer;
class vtkCaptionActor2D;
class vtkConeSource;
class vtkPointHandleRepresentation3D;
 
class VTKINTERACTIONWIDGETS_EXPORT VTK_MARSHALAUTO vtkCaptionRepresentation
  : public vtkBorderRepresentation
{
public:
  static vtkCaptionRepresentation* New();
 
 
  vtkTypeMacro(vtkCaptionRepresentation, vtkBorderRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetAnchorPosition(double pos[3]);
  void GetAnchorPosition(double pos[3]);
 
 
  void SetCaptionActor2D(vtkCaptionActor2D* captionActor);
  vtkGetObjectMacro(CaptionActor2D, vtkCaptionActor2D);
 
 
  void SetAnchorRepresentation(vtkPointHandleRepresentation3D*);
  vtkGetObjectMacro(AnchorRepresentation, vtkPointHandleRepresentation3D);
 
  void BuildRepresentation() override;
  void GetSize(double size[2]) override
  {
    size[0] = 2.0;
    size[1] = 2.0;
  }
 
 
  void GetActors2D(vtkPropCollection*) override;
  void ReleaseGraphicsResources(vtkWindow*) override;
  int RenderOverlay(vtkViewport*) override;
  int RenderOpaqueGeometry(vtkViewport*) override;
  int RenderTranslucentPolygonalGeometry(vtkViewport*) override;
  vtkTypeBool HasTranslucentPolygonalGeometry() override;
 
 
  vtkSetClampMacro(FontFactor, double, 0.1, 10.0);
  vtkGetMacro(FontFactor, double);
 
protected:
  vtkCaptionRepresentation();
  ~vtkCaptionRepresentation() override;
 
  // the text to manage
  vtkCaptionActor2D* CaptionActor2D;
  vtkConeSource* CaptionGlyph;
 
  int PointWidgetState;
  int DisplayAttachmentPoint[2];
  double FontFactor;
 
  // Internal representation for the anchor
  vtkPointHandleRepresentation3D* AnchorRepresentation;
 
  // Check and adjust boundaries according to the size of the caption text
  virtual void AdjustCaptionBoundary();
 
private:
  vtkCaptionRepresentation(const vtkCaptionRepresentation&) = delete;
  void operator=(const vtkCaptionRepresentation&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif