boost/icl/split_interval_map.hpp
/*-----------------------------------------------------------------------------+
Copyright (c) 2007-2009: Joachim Faulhaber
Copyright (c) 1999-2006: Cortex Software GmbH, Kantstrasse 57, Berlin
+------------------------------------------------------------------------------+
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENCE.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
+-----------------------------------------------------------------------------*/
#ifndef BOOST_ICL_SPLIT_INTERVAL_MAP_HPP_JOFA_000706
#define BOOST_ICL_SPLIT_INTERVAL_MAP_HPP_JOFA_000706
#include <boost/icl/interval_set.hpp>
#include <boost/icl/interval_map.hpp>
#include <boost/icl/interval_base_map.hpp>
#include <boost/icl/split_interval_set.hpp>
namespace boost{namespace icl
{
/** \brief implements a map as a map of intervals - on insertion
overlapping intervals are split and associated values are combined. */
template
<
typename DomainT,
typename CodomainT,
class Traits = icl::partial_absorber,
ICL_COMPARE Compare = ICL_COMPARE_INSTANCE(std::less, DomainT),
ICL_COMBINE Combine = ICL_COMBINE_INSTANCE(icl::inplace_plus, CodomainT),
ICL_SECTION Section = ICL_SECTION_INSTANCE(icl::inter_section, CodomainT),
ICL_INTERVAL(ICL_COMPARE) Interval = ICL_INTERVAL_INSTANCE(ICL_INTERVAL_DEFAULT, DomainT, Compare),
ICL_ALLOC Alloc = std::allocator
>
class split_interval_map:
public interval_base_map<split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc>,
DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc>
{
public:
typedef Traits traits;
typedef split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> type;
typedef interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> joint_type;
typedef type overloadable_type;
typedef interval_base_map <type,
DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> base_type;
typedef DomainT domain_type;
typedef CodomainT codomain_type;
typedef ICL_INTERVAL_TYPE(Interval,DomainT,Compare) interval_type;
typedef typename base_type::iterator iterator;
typedef typename base_type::value_type value_type;
typedef typename base_type::element_type element_type;
typedef typename base_type::segment_type segment_type;
typedef typename base_type::domain_mapping_type domain_mapping_type;
typedef typename base_type::interval_mapping_type interval_mapping_type;
typedef typename base_type::ImplMapT ImplMapT;
typedef typename base_type::codomain_combine codomain_combine;
typedef interval_set<DomainT,Compare,Interval,Alloc> interval_set_type;
typedef interval_set_type set_type;
typedef set_type key_object_type;
enum { fineness = 3 };
public:
//==========================================================================
//= Construct, copy, destruct
//==========================================================================
/// Default constructor for the empty object
split_interval_map(): base_type() {}
/// Copy constructor
split_interval_map(const split_interval_map& src): base_type(src) {}
explicit split_interval_map(domain_mapping_type& base_pair): base_type()
{ this->add(base_pair); }
explicit split_interval_map(const value_type& value_pair): base_type()
{ this->add(value_pair); }
/// Assignment operator
template<class SubType>
split_interval_map& operator =
(const interval_base_map<SubType,DomainT,CodomainT,
Traits,Compare,Combine,Section,Interval,Alloc>& src)
{ this->assign(src); return *this; }
/// Assignment from a base interval_map.
template<class SubType>
void assign(const interval_base_map<SubType,DomainT,CodomainT,
Traits,Compare,Combine,Section,Interval,Alloc>& src)
{
this->clear();
this->_map.insert(src.begin(), src.end());
}
private:
// Private functions that shall be accessible by the baseclass:
friend class
interval_base_map <split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc>,
DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc>;
iterator handle_inserted(iterator it_)const { return it_; }
void handle_inserted(iterator, iterator)const{ }
template<class Combiner>
void handle_left_combined(iterator it_)
{
if(on_absorbtion<type,Combiner,Traits::absorbs_identities>::is_absorbable(it_->second))
this->_map.erase(it_);
}
template<class Combiner>
void handle_combined(iterator it_)
{
if(on_absorbtion<type,Combiner,Traits::absorbs_identities>::is_absorbable(it_->second))
this->_map.erase(it_);
}
template<class Combiner>
void handle_preceeded_combined(iterator prior_, iterator& it_)
{
if(on_absorbtion<type,Combiner,Traits::absorbs_identities>::is_absorbable(it_->second))
{
this->_map.erase(it_);
it_ = prior_;
}
}
template<class Combiner>
void handle_succeeded_combined(iterator it_, iterator)
{
if(on_absorbtion<type,Combiner,Traits::absorbs_identities>::is_absorbable(it_->second))
this->_map.erase(it_);
}
void handle_reinserted(iterator){}
template<class Combiner>
void gap_insert_at(iterator& it_, iterator prior_,
const interval_type& end_gap, const codomain_type& co_val)
{
if(on_absorbtion<type,Combiner,Traits::absorbs_identities>::is_absorbable(it_->second))
{
this->_map.erase(it_);
it_ = this->template gap_insert<Combiner>(prior_, end_gap, co_val);
}
else
it_ = this->template gap_insert<Combiner>(it_, end_gap, co_val);
}
} ;
//-----------------------------------------------------------------------------
// type traits
//-----------------------------------------------------------------------------
template <class DomainT, class CodomainT, class Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, ICL_ALLOC Alloc>
struct is_map<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> >
{
typedef is_map<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> > type;
BOOST_STATIC_CONSTANT(bool, value = true);
};
template <class DomainT, class CodomainT, class Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, ICL_ALLOC Alloc>
struct has_inverse<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> >
{
typedef has_inverse<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> > type;
BOOST_STATIC_CONSTANT(bool, value = (has_inverse<CodomainT>::value));
};
template <class DomainT, class CodomainT, class Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, ICL_ALLOC Alloc>
struct is_interval_container<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> >
{
typedef is_interval_container<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> > type;
BOOST_STATIC_CONSTANT(bool, value = true);
};
template <class DomainT, class CodomainT, class Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, ICL_ALLOC Alloc>
struct is_interval_splitter<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> >
{
typedef is_interval_splitter<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> > type;
BOOST_STATIC_CONSTANT(bool, value = true);
};
template <class DomainT, class CodomainT, class Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, ICL_ALLOC Alloc>
struct absorbs_identities<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> >
{
typedef absorbs_identities<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> > type;
BOOST_STATIC_CONSTANT(bool, value = (Traits::absorbs_identities));
};
template <class DomainT, class CodomainT, class Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, ICL_ALLOC Alloc>
struct is_total<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> >
{
typedef is_total<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> > type;
BOOST_STATIC_CONSTANT(bool, value = (Traits::is_total));
};
template <class DomainT, class CodomainT, class Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, ICL_ALLOC Alloc>
struct type_to_string<icl::split_interval_map<DomainT,CodomainT,Traits,Compare,Combine,Section,Interval,Alloc> >
{
static std::string apply()
{
return "sp_itv_map<"+ type_to_string<DomainT>::apply() + ","
+ type_to_string<CodomainT>::apply() + ","
+ type_to_string<Traits>::apply() +">";
}
};
}} // namespace icl boost
#endif
