vtkLabelHierarchy.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkLabelHierarchy.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 vtkLabelHierarchy_h
#define vtkLabelHierarchy_h
 
#include "vtkPointSet.h"
#include "vtkRenderingLabelModule.h" // For export macro
 
class vtkAbstractArray;
class vtkCamera;
class vtkCoincidentPoints;
class vtkCoordinate;
class vtkDataArray;
class vtkIntArray;
class vtkLabelHierarchyIterator;
class vtkPoints;
class vtkPolyData;
class vtkRenderer;
class vtkTextProperty;
 
class VTKRENDERINGLABEL_EXPORT vtkLabelHierarchy : public vtkPointSet
{
public:
  static vtkLabelHierarchy* New();
  vtkTypeMacro(vtkLabelHierarchy, vtkPointSet);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void SetPoints(vtkPoints*) override;
 
  virtual void ComputeHierarchy();
 
 
  vtkSetMacro(TargetLabelCount, int);
  vtkGetMacro(TargetLabelCount, int);
 
 
  vtkSetMacro(MaximumDepth, int);
  vtkGetMacro(MaximumDepth, int);
 
  enum IteratorType
  {
    FULL_SORT,
    QUEUE,
    DEPTH_FIRST,
    FRUSTUM
  };
 
 
  virtual void SetTextProperty(vtkTextProperty* tprop);
  vtkGetObjectMacro(TextProperty, vtkTextProperty);
 
 
  virtual void SetPriorities(vtkDataArray* arr);
  vtkGetObjectMacro(Priorities, vtkDataArray);
 
 
  virtual void SetLabels(vtkAbstractArray* arr);
  vtkGetObjectMacro(Labels, vtkAbstractArray);
 
 
  virtual void SetOrientations(vtkDataArray* arr);
  vtkGetObjectMacro(Orientations, vtkDataArray);
 
 
  virtual void SetIconIndices(vtkIntArray* arr);
  vtkGetObjectMacro(IconIndices, vtkIntArray);
 
 
  virtual void SetSizes(vtkDataArray* arr);
  vtkGetObjectMacro(Sizes, vtkDataArray);
 
 
  virtual void SetBoundedSizes(vtkDataArray* arr);
  vtkGetObjectMacro(BoundedSizes, vtkDataArray);
 
  VTK_NEWINSTANCE vtkLabelHierarchyIterator* NewIterator(int type, vtkRenderer* ren, vtkCamera* cam,
    double frustumPlanes[24], bool positionsAsNormals, float bucketSize[2]);
 
  void GetDiscreteNodeCoordinatesFromWorldPoint(int ijk[3], double pt[3], int level);
 
  static bool GetPathForNodalCoordinates(int* path, int ijk[3], int level);
 
 
  vtkIdType GetNumberOfCells() override;
  using vtkDataSet::GetCell;
  vtkCell* GetCell(vtkIdType) override;
  void GetCell(vtkIdType, vtkGenericCell*) override;
  int GetCellType(vtkIdType) override;
  void GetCellPoints(vtkIdType, vtkIdList*) override;
  void GetPointCells(vtkIdType, vtkIdList*) override;
  vtkIdType FindCell(double*, vtkCell*, vtkIdType, double, int&, double*, double*) override;
  vtkIdType FindCell(
    double*, vtkCell*, vtkGenericCell*, vtkIdType, double, int&, double*, double*) override;
  int GetMaxCellSize() override;
 
  class Implementation;
  Implementation* GetImplementation() { return this->Impl; }
 
 
  vtkGetObjectMacro(CenterPts, vtkPoints);
 
 
  vtkGetObjectMacro(CoincidentPoints, vtkCoincidentPoints);
 
 
  static void GetAnchorFrustumPlanes(
    double frustumPlanes[24], vtkRenderer* ren, vtkCoordinate* anchorTransform);
 
protected:
  vtkLabelHierarchy();
  ~vtkLabelHierarchy() override;
 
  int TargetLabelCount;
  int MaximumDepth;
  vtkDataArray* Priorities;
  vtkAbstractArray* Labels;
  vtkDataArray* Orientations;
  vtkIntArray* IconIndices;
  vtkDataArray* Sizes;
  vtkDataArray* BoundedSizes;
  vtkCoincidentPoints* CoincidentPoints;
  vtkPoints* CenterPts;
  vtkTextProperty* TextProperty;
 
  Implementation* Impl;
 
  friend class vtkLabelHierarchyFrustumIterator;
  friend class vtkLabelHierarchyFullSortIterator;
  friend class implementation;
 
private:
  vtkLabelHierarchy(const vtkLabelHierarchy&) = delete;
  void operator=(const vtkLabelHierarchy&) = delete;
};
 
#endif // vtkLabelHierarchy_h