mitkNavigationDataDelayFilter.h

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/*============================================================================

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

============================================================================*/

#ifndef MITKNavigationDataDelayFilter_H
#define MITKNavigationDataDelayFilter_H

// MITK Header
#include "MitkIGTExports.h"
#include "mitkNavigationDataToNavigationDataFilter.h"
#include "mitkNavigationData.h"
#include <mitkCommon.h>

//ITK header
#include <itkTimeStamp.h>

#include <queue>

namespace mitk {
  class MITKIGT_EXPORT NavigationDataDelayFilter : public NavigationDataToNavigationDataFilter
  {
    //     |pairs of| timestamp and |one navigation Data for each input
    typedef std::pair<itk::ModifiedTimeType, std::vector<mitk::NavigationData::Pointer> > BufferType;

  public:

    mitkClassMacro(NavigationDataDelayFilter, NavigationDataToNavigationDataFilter);
    mitkNewMacro1Param(NavigationDataDelayFilter, unsigned int);

    itkSetMacro(Delay, unsigned int);

  protected:

    NavigationDataDelayFilter(unsigned int delay);
    ~NavigationDataDelayFilter() override;

    void GenerateData() override;

    std::queue<BufferType> m_Buffer;

    unsigned int m_Delay;
    unsigned int m_Tolerance;
  };
} // namespace mitk

#endif // MITKNavigationDataDelayFilter_H