CubeCachingAlgorithm.h

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#ifndef CubeCachingAlgorithm_h
#define CubeCachingAlgorithm_h

template <typename T> class QList;

namespace Isis {
  class Buffer;
  class RawCubeChunk;

  class CubeCachingAlgorithm {
    public:
      CubeCachingAlgorithm();
      virtual ~CubeCachingAlgorithm();

      class CacheResult {
        public:
          CacheResult();
          CacheResult(QList<RawCubeChunk *>);
          CacheResult(const CacheResult &other);
          virtual ~CacheResult();

          bool algorithmUnderstoodData() const;
          QList<RawCubeChunk *> getChunksToFree() const;

          CacheResult &operator=(const CacheResult &other);

        private:
          QList<RawCubeChunk *> *m_chunksToFree;
      };

      virtual CacheResult recommendChunksToFree(
          QList<RawCubeChunk *> allocated, QList<RawCubeChunk *> justUsed,
          const Buffer &justRequested) = 0;
  };
}

#endif