CubeCachingAlgorithm.h

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/* SPDX-License-Identifier: CC0-1.0 */
 
#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