vtkInteractorStyleAreaSelectHover.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkInteractorStyleAreaSelectHover.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkInteractorStyleAreaSelectHover_h
#define vtkInteractorStyleAreaSelectHover_h

#include "vtkInteractorStyleRubberBand2D.h"
#include "vtkViewsInfovisModule.h" // For export macro

class vtkAreaLayout;
class vtkBalloonRepresentation;
class vtkPoints;
class vtkRenderer;
class vtkTree;
class vtkWorldPointPicker;
class vtkPolyData;

class VTKVIEWSINFOVIS_EXPORT vtkInteractorStyleAreaSelectHover
  : public vtkInteractorStyleRubberBand2D
{
public:
  static vtkInteractorStyleAreaSelectHover* New();
  vtkTypeMacro(vtkInteractorStyleAreaSelectHover, vtkInteractorStyleRubberBand2D);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void SetLayout(vtkAreaLayout* layout);
  vtkGetObjectMacro(Layout, vtkAreaLayout);


  vtkSetStringMacro(LabelField);
  vtkGetStringMacro(LabelField);


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

  void OnMouseMove() override;

  void SetInteractor(vtkRenderWindowInteractor* rwi) override;

  void SetHighLightColor(double r, double g, double b);


  void SetHighLightWidth(double lw);
  double GetHighLightWidth();

  vtkIdType GetIdAtPos(int x, int y);

protected:
  vtkInteractorStyleAreaSelectHover();
  ~vtkInteractorStyleAreaSelectHover() override;

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

  // These methods are used internally
  void GetBoundingAreaForItem(vtkIdType id, float* sinfo);

  vtkWorldPointPicker* Picker;
  vtkBalloonRepresentation* Balloon;
  vtkPolyData* HighlightData;
  vtkActor* HighlightActor;
  vtkAreaLayout* Layout;
  char* LabelField;
  bool UseRectangularCoordinates;
};

#endif