SourceAmplitudeSet.h

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/* Copyright 2018 Kristofer Björnson
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef COM_DAFER45_TBTK_SOURCE_AMPLITUDE_SET
#define COM_DAFER45_TBTK_SOURCE_AMPLITUDE_SET
 
#include "TBTK/SerializableVector.h"
#include "TBTK/SourceAmplitude.h"
#include "TBTK/IndexedDataTree.h"
#include "TBTK/Serializable.h"
#include "TBTK/TBTKMacros.h"
 
#include <vector>
 
namespace TBTK{
 
class SourceAmplitudeSet : public Serializable{
public:
    SourceAmplitudeSet();
 
    SourceAmplitudeSet(const std::string &serializeation, Mode mode);
 
    virtual ~SourceAmplitudeSet();
 
    void add(const SourceAmplitude &sourceAmplitude);
 
    std::vector<SourceAmplitude>& get(
        const Index &index
    );
 
    const std::vector<SourceAmplitude>& get(
        const Index &index
    ) const;
 
    class Iterator;
    class ConstIterator;
private:
    template<bool isConstIterator>
    class _Iterator{
    public:
        typedef typename std::conditional<
            isConstIterator,
            const SourceAmplitude&,
            SourceAmplitude&
        >::type SourceAmplitudeReferenceType;
 
        void operator++();
 
        SourceAmplitudeReferenceType operator*();
 
        bool operator==(const _Iterator &rhs);
 
        bool operator!=(const _Iterator &rhs);
    private:
        typedef typename std::conditional<
            isConstIterator,
            IndexedDataTree<
                SerializableVector<SourceAmplitude>
            >::ConstIterator,
            IndexedDataTree<
                SerializableVector<SourceAmplitude>
            >::Iterator
        >::type IteratorType;
 
        unsigned int currentSourceAmplitude;
 
        IteratorType iterator;
 
        IteratorType iteratorEnd;
 
        friend class Iterator;
        friend class ConstIterator;
 
        typedef typename std::conditional<
            isConstIterator,
            const IndexedDataTree<
                SerializableVector<SourceAmplitude>
            >,
            IndexedDataTree<
                SerializableVector<SourceAmplitude>
            >
        >::type SourceAmplitudeTreeType;
 
        _Iterator(
            SourceAmplitudeTreeType &sourceAmplitudeTree,
            bool end = false
        );
    };
public:
    class Iterator : public _Iterator<false>{
    private:
        Iterator(
            IndexedDataTree<
                SerializableVector<SourceAmplitude>
            > &sourceAmplitudeTree,
            bool end = false
        ) : _Iterator(sourceAmplitudeTree, end){};
 
        friend class SourceAmplitudeSet;
    };
 
    class ConstIterator : public _Iterator<true>{
    private:
        ConstIterator(
            const IndexedDataTree<
                SerializableVector<SourceAmplitude>
            > &sourceAmplitudeTree,
            bool end = false
        ) : _Iterator(sourceAmplitudeTree, end){};
 
        friend class SourceAmplitudeSet;
    };
 
    SourceAmplitudeSet::Iterator begin();
 
    SourceAmplitudeSet::ConstIterator begin() const;
 
    SourceAmplitudeSet::ConstIterator cbegin() const;
 
    SourceAmplitudeSet::Iterator end();
 
    SourceAmplitudeSet::ConstIterator end() const;
 
    SourceAmplitudeSet::ConstIterator cend() const;
 
    virtual std::string serialize(Mode mode) const;
 
    unsigned int getSizeInBytes() const;
private:
    IndexedDataTree<SerializableVector<SourceAmplitude>> sourceAmplitudeTree;
};
 
inline void SourceAmplitudeSet::add(
    const SourceAmplitude &sourceAmplitude
){
    try{
        std::vector<SourceAmplitude> &sourceAmplitudes
            = sourceAmplitudeTree.get(sourceAmplitude.getIndex());
        sourceAmplitudes.push_back(sourceAmplitude);
    }
    catch(ElementNotFoundException &e){
        sourceAmplitudeTree.add(
            std::vector<SourceAmplitude>(),
            sourceAmplitude.getIndex()
        );
        std::vector<SourceAmplitude> &sourceAmplitudes
            = sourceAmplitudeTree.get(sourceAmplitude.getIndex());
        sourceAmplitudes.push_back(sourceAmplitude);
    }
}
 
inline std::vector<SourceAmplitude>& SourceAmplitudeSet::get(
    const Index &index
){
    return sourceAmplitudeTree.get(index);
}
 
inline const std::vector<SourceAmplitude>& SourceAmplitudeSet::get(
    const Index &index
) const{
    return sourceAmplitudeTree.get(index);
}
 
inline unsigned int SourceAmplitudeSet::getSizeInBytes() const{
    return sizeof(this) - sizeof(sourceAmplitudeTree)
        + sourceAmplitudeTree.getSizeInBytes();
}
 
template<bool isConstIterator>
SourceAmplitudeSet::_Iterator<isConstIterator>::_Iterator(
    SourceAmplitudeTreeType &sourceAmplitudeTree,
    bool end
) :
        currentSourceAmplitude(0),
        iterator(
        end ? sourceAmplitudeTree.end() : sourceAmplitudeTree.begin()
    ),
        iteratorEnd(sourceAmplitudeTree.end())
{
}
 
template<bool isConstIterator>
void SourceAmplitudeSet::_Iterator<isConstIterator>::operator++(){
    if(iterator != iteratorEnd){
        const std::vector<SourceAmplitude> &sourceAmplitudes = *iterator;
        if(currentSourceAmplitude+1 == sourceAmplitudes.size()){
            currentSourceAmplitude = 0;
            ++iterator;
        }
        else{
            currentSourceAmplitude++;
        }
    }
}
 
template<bool isConstIterator>
typename SourceAmplitudeSet::_Iterator<isConstIterator>::SourceAmplitudeReferenceType
SourceAmplitudeSet::_Iterator<isConstIterator>::operator*(){
    return (*iterator)[currentSourceAmplitude];
}
 
template<bool isConstIterator>
bool SourceAmplitudeSet::_Iterator<isConstIterator>::operator==(
    const _Iterator<isConstIterator> &rhs
){
    if(
        iterator == rhs.iterator
        && currentSourceAmplitude == rhs.currentSourceAmplitude
    ){
        return true;
    }
    else{
        return false;
    }
}
 
template<bool isConstIterator>
bool SourceAmplitudeSet::_Iterator<isConstIterator>::operator!=(
    const _Iterator<isConstIterator> &rhs
){
    if(
        iterator != rhs.iterator
        || currentSourceAmplitude != rhs.currentSourceAmplitude
    ){
        return true;
    }
    else{
        return false;
    }
}
 
};  //End of namespace TBTK
 
#endif