sample_set.hpp

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#ifndef GENESIS_PLACEMENT_SAMPLE_SET_H_
#define GENESIS_PLACEMENT_SAMPLE_SET_H_
 
/*
    Genesis - A toolkit for working with phylogenetic data.
    Copyright (C) 2014-2019 Lucas Czech and HITS gGmbH
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
    Contact:
    Lucas Czech <lucas.czech@h-its.org>
    Exelixis Lab, Heidelberg Institute for Theoretical Studies
    Schloss-Wolfsbrunnenweg 35, D-69118 Heidelberg, Germany
*/
 
#include "genesis/placement/sample.hpp"
 
#include <cassert>
#include <stdexcept>
#include <string>
#include <vector>
 
namespace genesis {
namespace placement {
 
// =================================================================================================
//     SampleSet
// =================================================================================================
 
class SampleSet
{
public:
 
    // -------------------------------------------------------------------------
    //     Typedefs
    // -------------------------------------------------------------------------
 
    using iterator       = typename std::vector<Sample>::iterator;
    using const_iterator = typename std::vector<Sample>::const_iterator;
 
    // -------------------------------------------------------------------------
    //     Constructors and Rule of Five
    // -------------------------------------------------------------------------
 
    SampleSet()  = default;
    ~SampleSet() = default;
 
    SampleSet( SampleSet const& ) = default;
    SampleSet( SampleSet&& )      = default;
 
    SampleSet& operator= ( SampleSet const& ) = default;
    SampleSet& operator= ( SampleSet&& )      = default;
 
    void swap( SampleSet& other )
    {
        using std::swap;
        swap( names_, other.names_ );
        swap( smpls_, other.smpls_ );
    }
 
    // -------------------------------------------------------------------------
    //     Modifiers
    // -------------------------------------------------------------------------
 
    void add( Sample const& smp, std::string const& name ="" )
    {
        names_.push_back( name );
        smpls_.push_back( smp );
    }
 
    void add( Sample&& smp, std::string const& name = "" )
    {
        names_.push_back( name );
        smpls_.push_back( std::move(smp) );
    }
 
    void remove_at( size_t index )
    {
        if( index >= smpls_.size() ) {
            throw std::invalid_argument(
                "Cannot remove element at index " + std::to_string( index ) + " from SampleSet with " +
                std::to_string( smpls_.size() ) + " samples."
            );
        }
        assert( names_.size() == smpls_.size() );
 
        names_.erase( names_.begin() + index );
        smpls_.erase( smpls_.begin() + index );
    }
 
    void clear()
    {
        names_.clear();
        smpls_.clear();
    }
 
    // -------------------------------------------------------------------------
    //     Name Accessors
    // -------------------------------------------------------------------------
 
    std::string const& name_at( size_t index ) const
    {
        if( index >= names_.size() ) {
            throw std::invalid_argument(
                "Cannot access element at index " + std::to_string( index ) + " from SampleSet with " +
                std::to_string( names_.size() ) + " samples."
            );
        }
        return names_[index];
    }
 
    std::vector<std::string> const& names() const
    {
        return names_;
    }
 
    // -------------------------------------------------------------------------
    //     Accessors
    // -------------------------------------------------------------------------
 
    iterator begin()
    {
        return smpls_.begin();
    }
 
    const_iterator begin() const
    {
        return smpls_.cbegin();
    }
 
    iterator end()
    {
        return smpls_.end();
    }
 
    const_iterator end() const
    {
        return smpls_.cend();
    }
 
    Sample& at ( size_t index )
    {
        return smpls_.at(index);
    }
 
    Sample const& at ( size_t index ) const
    {
        return smpls_.at(index);
    }
 
    Sample& operator [] ( size_t index )
    {
        return smpls_[index];
    }
 
    Sample const& operator [] ( size_t index ) const
    {
        return smpls_[index];
    }
 
    std::vector<Sample> const& samples() const
    {
        return smpls_;
    }
 
    operator std::vector<Sample> const&() const
    {
        return smpls_;
    }
 
    // -------------------------------------------------------------------------
    //     General Properties
    // -------------------------------------------------------------------------
 
    bool empty() const
    {
        assert( names_.empty() == smpls_.empty() );
        return smpls_.empty();
    }
 
    size_t size() const
    {
        assert( names_.size() == smpls_.size() );
        return smpls_.size();
    }
 
    // -------------------------------------------------------------------------
    //     Data Members
    // -------------------------------------------------------------------------
 
private:
 
    std::vector<std::string> names_;
    std::vector<Sample>      smpls_;
 
};
 
} // namespace placement
} // namespace genesis
 
#endif // include guard