vtkGraphAnnotationLayersFilter.h

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/*=========================================================================
 
 Program:   Visualization Toolkit
 Module:    vtkGraphAnnotationLayersFilter.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.
 
 =========================================================================*/
 
#ifndef vtkGraphAnnotationLayersFilter_h
#define vtkGraphAnnotationLayersFilter_h
 
#include "vtkRenderingAnnotationModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
#include "vtkSmartPointer.h" // needed for ivars
 
class vtkAppendPolyData;
class vtkConvexHull2D;
class vtkRenderer;
 
 
class VTKRENDERINGANNOTATION_EXPORT vtkGraphAnnotationLayersFilter: public vtkPolyDataAlgorithm
{
public:
  static vtkGraphAnnotationLayersFilter *New();
  vtkTypeMacro(vtkGraphAnnotationLayersFilter, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  void OutlineOn();
  void OutlineOff();
  void SetOutline(bool b);
 
  void SetScaleFactor(double scale);
 
  void SetHullShapeToBoundingRectangle();
 
  void SetHullShapeToConvexHull();
 
  void SetMinHullSizeInWorld(double size);
 
  void SetMinHullSizeInDisplay(int size);
 
  void SetRenderer(vtkRenderer* renderer);
 
  virtual unsigned long GetMTime();
 
protected:
  vtkGraphAnnotationLayersFilter();
  ~vtkGraphAnnotationLayersFilter();
 
 
  int RequestData(vtkInformation *, vtkInformationVector **,
    vtkInformationVector *);
 
  int FillInputPortInformation(int port, vtkInformation* info);
 
private:
  vtkGraphAnnotationLayersFilter(const vtkGraphAnnotationLayersFilter&); // Not implemented.
  void operator=(const vtkGraphAnnotationLayersFilter&); // Not implemented.
 
  vtkSmartPointer<vtkAppendPolyData> HullAppend;
  vtkSmartPointer<vtkAppendPolyData> OutlineAppend;
  vtkSmartPointer<vtkConvexHull2D> ConvexHullFilter;
};
 
#endif // vtkGraphAnnotationLayersFilter_h