XDataConverter.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2010 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#pragma once
 
#include "MantidAPI/Algorithm.h"
#include "MantidAlgorithms/DllConfig.h"
#include "MantidKernel/cow_ptr.h"
 
namespace Mantid {
namespace HistogramData {
class HistogramDx;
class HistogramX;
} // namespace HistogramData
namespace Algorithms {
class MANTID_ALGORITHMS_DLL XDataConverter : public API::Algorithm {
public:
  XDataConverter();
  int version() const override { return 1; }
  const std::string category() const override { return "General"; }
 
protected:
  virtual bool isProcessingRequired(const API::MatrixWorkspace_sptr inputWS) const = 0;
  virtual std::size_t getNewXSize(const std::size_t ySize) const = 0;
  virtual Kernel::cow_ptr<HistogramData::HistogramX>
  calculateXPoints(const Kernel::cow_ptr<HistogramData::HistogramX> inputX) const = 0;
 
private:
  void init() override;
  void exec() override;
 
  std::size_t getNewYSize(const API::MatrixWorkspace_sptr &inputWS);
 
  void setXData(const API::MatrixWorkspace_sptr &outputWS, const API::MatrixWorkspace_sptr &inputWS, const int index);
 
  bool m_sharedX;
  Kernel::cow_ptr<HistogramData::HistogramX> m_cachedX{nullptr};
};
 
} // namespace Algorithms
} // namespace Mantid