ImageIterator.h

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// Copyright (c) 2025 Optris GmbH Co. KG

 
#pragma once
 
#include <vector>
 
#include "otcsdk/Api.h"
#include "otcsdk/common/ImageInfo.h"
#include "otcsdk/common/Pixel.h"
 
 
namespace optris
{
 
// Forward declaration
class Image;
 

class ImageIterator
{
public:
  using Container = std::vector<unsigned char>;
  

  OTC_SDK_API explicit ImageIterator(Image& image) noexcept;
 

  bool hasNext() const noexcept;

  OTC_SDK_API void next();
 

  OTC_SDK_API Pixel getPixel() const noexcept;

  OTC_SDK_API void setPixel(const Pixel& pixel) noexcept;

  int getIndex() const noexcept;

  int getX() const noexcept;

  int getY() const noexcept;
 
 
private:
  Container::iterator _iterator;
  Container::iterator _end;
 
  ImageInfo _info;
 
  int _index;
  int _x;
  int _y;
};
 

class ConstImageIterator
{
public:
  using Container = std::vector<unsigned char>;
 

  OTC_SDK_API explicit ConstImageIterator(const Image& image) noexcept;
 

  bool hasNext() const noexcept;

  OTC_SDK_API void next();

  OTC_SDK_API Pixel getPixel() const noexcept;

  int getIndex() const noexcept;

  int getX() const noexcept;

  int getY() const noexcept;
 
 
private:
  Container::const_iterator _iterator;
  Container::const_iterator _end;
 
  ImageInfo _info;
 
  int _index;
  int _x;
  int _y;
};
 
 
// Inline implementations
inline bool ImageIterator::hasNext() const noexcept
{
  return _iterator != _end;
}
 
inline int ImageIterator::getIndex() const noexcept
{
  return _index;
}
 
inline int ImageIterator::getX() const noexcept
{
  return _x;
}
 
inline int ImageIterator::getY() const noexcept
{
  return _y;
}
 
inline bool ConstImageIterator::hasNext() const noexcept
{
  return _iterator != _end;
}
 
inline int ConstImageIterator::getIndex() const noexcept
{
  return _index;
}
 
inline int ConstImageIterator::getX() const noexcept
{
  return _x;
}
 
inline int ConstImageIterator::getY() const noexcept
{
  return _y;
}
 
} // namespace optris