IGridIteratorVolume.h

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#pragma once
#include "SystemDependencies/SystemDependentDefines.h"
#include "Grid/GridIteratorComponent.h"
 
#include <cassert>
class IGridIteratorVolume
{
protected:
    index_t _volumeSize;
    index_t _currentIndex = 0;
    index_t _startIndex = 0;
 
    GridIteratorComponent * _iteratorXAxis = nullptr;
    GridIteratorComponent * _iteratorYAxis = nullptr;
    GridIteratorComponent * _iteratorZAxis = nullptr;
 
public:
    virtual ~IGridIteratorVolume()
    {
        delete _iteratorXAxis;
        delete _iteratorYAxis;
        delete _iteratorZAxis;
    }
 
    GridIteratorComponent * GetXAxisIterator() const;
    GridIteratorComponent * GetYAxisIterator() const;
    GridIteratorComponent * GetZAxisIterator() const;
 
    void Reset()
    {
        index_t temp;
        _iteratorXAxis->SetFromLastToFirst(temp);
        _iteratorYAxis->SetFromLastToFirst(temp);
        _iteratorZAxis->SetFromLastToFirst(temp);
        _currentIndex = _startIndex;
    }
    const index_t GetVolumenSize() const { return _volumeSize; };
    index_t GetCurrentIndex() const { return _currentIndex; };
 
    bool HasNext() const 
    { 
        return  _iteratorZAxis->HasNext() ||
                _iteratorYAxis->HasNext() ||
                _iteratorXAxis->HasNext();
    };
 
    const index_t & GetNextIndex();
};