FeatureHandle.h

Go to the documentation of this file.

// --------------------------------------------------------------------------
//                   OpenMS -- Open-Source Mass Spectrometry
// --------------------------------------------------------------------------
// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2018.
//
// This software is released under a three-clause BSD license:
//  * Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//  * Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//  * Neither the name of any author or any participating institution
//    may be used to endorse or promote products derived from this software
//    without specific prior written permission.
// For a full list of authors, refer to the file AUTHORS.
// --------------------------------------------------------------------------
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL ANY OF THE AUTHORS OR THE CONTRIBUTING
// INSTITUTIONS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// --------------------------------------------------------------------------
// $Maintainer: Timo Sachsenberg $
// $Authors: $
// --------------------------------------------------------------------------

#pragma once

#include <OpenMS/CONCEPT/Types.h>
#include <OpenMS/CONCEPT/UniqueIdInterface.h>
#include <OpenMS/KERNEL/Peak2D.h>
#include <OpenMS/OpenMSConfig.h>

#include <iosfwd>
#include <vector>

namespace OpenMS
{
  class BaseFeature;

  class OPENMS_DLLAPI FeatureHandle :
    public Peak2D,
    public UniqueIdInterface
  {

public:
    class FeatureHandleMutable_;


    typedef Int ChargeType;
    typedef float WidthType;


    FeatureHandle();

    FeatureHandle(UInt64 map_index, const Peak2D& point, UInt64 element_index);

    FeatureHandle(UInt64 map_index, const BaseFeature& feature);

    FeatureHandle(const FeatureHandle& rhs);

    FeatureHandle& operator=(const FeatureHandle& rhs);

    ~FeatureHandle() override;

    FeatureHandleMutable_& asMutable() const;


    UInt64 getMapIndex() const;

    void setMapIndex(UInt64 i);

    void setCharge(ChargeType charge);

    ChargeType getCharge() const;

    void setWidth(WidthType width);

    WidthType getWidth() const;


    bool operator==(const FeatureHandle& i) const;

    bool operator!=(const FeatureHandle& i) const;

    struct IndexLess :
      std::binary_function<FeatureHandle, FeatureHandle, bool>
    {
      bool operator()(FeatureHandle const& left, FeatureHandle const& right) const;
    };

protected:

    UInt64 map_index_;
    Int charge_;
    float width_;
  };

  class OPENMS_DLLAPI FeatureHandle::FeatureHandleMutable_ :
    public FeatureHandle
  {
private:
    using FeatureHandle::setUniqueId;
    using FeatureHandle::setMapIndex;
    FeatureHandleMutable_();
    FeatureHandleMutable_(const FeatureHandleMutable_&);
  };

  inline FeatureHandle::FeatureHandleMutable_& FeatureHandle::asMutable() const
  {
    // the const cast is to remove constness, but note that FeatureHandleMutable_ lacks some mutators
    // TODO use const_cast
    return static_cast<FeatureHandleMutable_&>(const_cast<FeatureHandle&>(*this));
  }

  inline bool FeatureHandle::IndexLess::operator()(FeatureHandle const& left, FeatureHandle const& right) const
  {
    // if map indices are equal, use unique ids
    if (left.map_index_ == right.map_index_)
    {
      return left.getUniqueId() < right.getUniqueId();
    }
    //else use map indices
    return left.map_index_ < right.map_index_;
  }

  OPENMS_DLLAPI std::ostream& operator<<(std::ostream& os, const FeatureHandle& cons);
} // namespace OpenMS