FMMdlIterators.h

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// Copyright (C) 2002-2022, Open Design Alliance (the "Alliance"). 
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//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2022 by Open Design Alliance. 
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#ifndef __FMMDL_ITERATORS_H__
#define __FMMDL_ITERATORS_H__
 
#include "Modeler/FMMdlBody.h"
#include "Modeler/FMMdlVertex.h"
#include "Modeler/FMMdlEdge.h"
#include "Modeler/FMMdlFace.h"
 
namespace FacetModeler
{
 
  class FMGEOMETRY_API VertexIterator
  {
  public:
    VertexIterator(const Body* pBody);
 
    bool done();
 
    void next();
 
    Vertex* get();
 
  private:
    Body* m_pOwner;     // Owner Body pointer.
    Vertex* m_pCurrent; // Current vertex pointer.
    Vertex* m_pNext;    // Next vertex pointer.
    Vertex* m_pFirst;   // First vertex pointer.
  };
 
  class FMGEOMETRY_API EdgeBodyIterator
  {
  public:
    explicit EdgeBodyIterator(const Body* pBody);
 
    bool done();
 
    void next(bool* bNextLoop = NULL);
 
    Edge* get();
 
  private:
    Body* m_pOwner;   // Owner Body pointer.
    Face* m_pCurrentFace; // Current face pointer.
    Face* m_pFirstFace; // First face pointer.
    OdUInt32 m_iCurrentLoop; // Current loop index.
    Edge* m_pFirst;   // First edge pointer.
    Edge* m_pCurrent; // Current edge pointer.
    Edge* m_pNext;    // Next edge pointer.
  };
 
  class FMGEOMETRY_API EdgeFaceIterator
  {
  public:
    explicit EdgeFaceIterator(const Face* pFace);
 
    bool done();
 
    void next(bool* bNextLoop = NULL);
 
    Edge* get();
 
  private:
    Face* m_pFace; // Owner face pointer.
    OdUInt32 m_iCurrentLoop; // Current loop index.
    Edge* m_pFirst;   // First edge pointer.
    Edge* m_pCurrent; // Current edge pointer.
    Edge* m_pNext;    // Next edge pointer.
  };
 
  class FMGEOMETRY_API FaceIterator
  {
  public:
    explicit FaceIterator(const Body* pBody);
 
    bool done();
 
    void next();
 
    Face* get();
 
  private:
    Body* m_pOwner;   // Owner body pointer.
    Face* m_pFirst;   // First face pointer.
    Face* m_pCurrent; // Current face pointer.
    Face* m_pNext;    // Next face pointer.
  };
 
}
 
#endif //__FMMDL_ITERATORS_H__