Inventor/lists/SbExtIntList.h

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**=======================================================================*/
/*=======================================================================
** Created by : VSG (MMM YYYY)
**=======================================================================*/

#ifndef SB_EXT_INT__LIST_H
#define SB_EXT_INT__LIST_H

#include <Inventor/SbBase.h>
#include <Inventor/STL/vector>


#if defined(_WIN32)
#pragma warning( push )
#pragma warning( disable: 4251 ) // 'identifier' : class 'type' needs to have dll-interface to be used by clients of class 'type2'
#endif

namespace SbExtIntListNamespace
{
  // this data structure contains a generalized index 
  // that can be used by SoPath to track instances 
  // in SoMultipleInstance and SoMultipleCopy
  // children nodes
   GenIndex 
  {
  public:
    GenIndex( )
    {
      first = -1;
      second = -1; 
    }

    explicit GenIndex( int index )
    {
      first = index;
      second = -1; 
    }

    explicit GenIndex( int index0, int index1 )
    {
      first = index0;
      second = index1; 
    }

    operator int() const { return first; }
    operator int&() { return first; }

    int first;
    int second;

  };

  typedef GenIndex IndexType;
  typedef std::vector<IndexType> IndexContainerType;
  typedef IndexContainerType::iterator IndexContainerIterator;

};

// list of generalized indices to track instance index in SoPath
// this data structure is designed as a replacement for the SbIntList in SoPath
// index for instances are always set to -1
// except for SoNodes that are SoMultipleInstance o SoMultipleCopy children
// in this case we can use:
 SbExtIntList
{
  
 public:

  // IndexType second  in [0..instanceNr) in to identify a specific instance
  // IndexType second := NODE to identify the node itself without referring a specific instance
  // IndexType second := ALL_INSTANCE to identify the selection of all the instances (this is a commodity to use just one path instead of potentially many ones)
  enum  { NODE = -1 };
  enum  { ALL_INSTANCE = -2 };
  enum { FORWARD_TRAVERSAL = -3 };
  
  typedef SbExtIntListNamespace::IndexContainerIterator IteratorType;

  SbExtIntList();

  SbExtIntList(int initSize);

  virtual ~SbExtIntList() { }
  
  // Adds given integer to end of list.
  void append(int val);
  void append(int val1, int val2);

  void set(int index, int val);
  void set (int index, int val1, int val2);

  void set(int startIndex, int* values, int numValues);
  
  // Returns index of given integer in list, or -1 if not found
  int find(int integer);

  void truncate( int start );

  SbExtIntListNamespace::GenIndex& operator[](int i) { return m_container[i]; }
  const SbExtIntListNamespace::GenIndex& operator[](int i) const { return m_container[i]; }
  unsigned int size() const { return static_cast<unsigned int>(m_container.size()); }
  
private:

  SbExtIntListNamespace::IndexContainerType m_container;

};

#if defined(_WIN32)
#pragma warning( pop )
#endif

#endif

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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