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/* -*- mode: C++; indent-tabs-mode: nil; -*-
*
* This file is a part of LEMON, a generic C++ optimization library.
*
* Copyright (C) 2003-2013
* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
* (Egervary Research Group on Combinatorial Optimization, EGRES).
*
* Permission to use, modify and distribute this software is granted
* provided that this copyright notice appears in all copies. For
* precise terms see the accompanying LICENSE file.
*
* This software is provided "AS IS" with no warranty of any kind,
* express or implied, and with no claim as to its suitability for any
* purpose.
*
*/
#ifndef LEMON_BITS_TRAITS_H
#define LEMON_BITS_TRAITS_H
//\file
//\brief Traits for graphs and maps
//
#include <lemon/bits/enable_if.h>
namespace lemon {
struct InvalidType {};
template <typename GR, typename _Item>
class ItemSetTraits {};
template <typename GR, typename Enable = void>
struct NodeNotifierIndicator {
typedef InvalidType Type;
};
template <typename GR>
struct NodeNotifierIndicator<
GR,
typename enable_if<typename GR::NodeNotifier::Notifier, void>::type
> {
typedef typename GR::NodeNotifier Type;
};
template <typename GR>
class ItemSetTraits<GR, typename GR::Node> {
public:
typedef GR Graph;
typedef GR Digraph;
typedef typename GR::Node Item;
typedef typename GR::NodeIt ItemIt;
typedef typename NodeNotifierIndicator<GR>::Type ItemNotifier;
template <typename V>
class Map : public GR::template NodeMap<V> {
typedef typename GR::template NodeMap<V> Parent;
public:
typedef typename GR::template NodeMap<V> Type;
typedef typename Parent::Value Value;
Map(const GR& _digraph) : Parent(_digraph) {}
Map(const GR& _digraph, const Value& _value)
: Parent(_digraph, _value) {}
};
};
template <typename GR, typename Enable = void>
struct ArcNotifierIndicator {
typedef InvalidType Type;
};
template <typename GR>
struct ArcNotifierIndicator<
GR,
typename enable_if<typename GR::ArcNotifier::Notifier, void>::type
> {
typedef typename GR::ArcNotifier Type;
};
template <typename GR>
class ItemSetTraits<GR, typename GR::Arc> {
public:
typedef GR Graph;
typedef GR Digraph;
typedef typename GR::Arc Item;
typedef typename GR::ArcIt ItemIt;
typedef typename ArcNotifierIndicator<GR>::Type ItemNotifier;
template <typename V>
class Map : public GR::template ArcMap<V> {
typedef typename GR::template ArcMap<V> Parent;
public:
typedef typename GR::template ArcMap<V> Type;
typedef typename Parent::Value Value;
Map(const GR& _digraph) : Parent(_digraph) {}
Map(const GR& _digraph, const Value& _value)
: Parent(_digraph, _value) {}
};
};
template <typename GR, typename Enable = void>
struct EdgeNotifierIndicator {
typedef InvalidType Type;
};
template <typename GR>
struct EdgeNotifierIndicator<
GR,
typename enable_if<typename GR::EdgeNotifier::Notifier, void>::type
> {
typedef typename GR::EdgeNotifier Type;
};
template <typename GR>
class ItemSetTraits<GR, typename GR::Edge> {
public:
typedef GR Graph;
typedef GR Digraph;
typedef typename GR::Edge Item;
typedef typename GR::EdgeIt ItemIt;
typedef typename EdgeNotifierIndicator<GR>::Type ItemNotifier;
template <typename V>
class Map : public GR::template EdgeMap<V> {
typedef typename GR::template EdgeMap<V> Parent;
public:
typedef typename GR::template EdgeMap<V> Type;
typedef typename Parent::Value Value;
Map(const GR& _digraph) : Parent(_digraph) {}
Map(const GR& _digraph, const Value& _value)
: Parent(_digraph, _value) {}
};
};
template <typename GR, typename Enable = void>
struct RedNodeNotifierIndicator {
typedef InvalidType Type;
};
template <typename GR>
struct RedNodeNotifierIndicator<
GR,
typename enable_if<typename GR::RedNodeNotifier::Notifier, void>::type
> {
typedef typename GR::RedNodeNotifier Type;
};
template <typename GR>
class ItemSetTraits<GR, typename GR::RedNode> {
public:
typedef GR BpGraph;
typedef GR Graph;
typedef GR Digraph;
typedef typename GR::RedNode Item;
typedef typename GR::RedNodeIt ItemIt;
typedef typename RedNodeNotifierIndicator<GR>::Type ItemNotifier;
template <typename V>
class Map : public GR::template RedNodeMap<V> {
typedef typename GR::template RedNodeMap<V> Parent;
public:
typedef typename GR::template RedNodeMap<V> Type;
typedef typename Parent::Value Value;
Map(const GR& _bpgraph) : Parent(_bpgraph) {}
Map(const GR& _bpgraph, const Value& _value)
: Parent(_bpgraph, _value) {}
};
};
template <typename GR, typename Enable = void>
struct BlueNodeNotifierIndicator {
typedef InvalidType Type;
};
template <typename GR>
struct BlueNodeNotifierIndicator<
GR,
typename enable_if<typename GR::BlueNodeNotifier::Notifier, void>::type
> {
typedef typename GR::BlueNodeNotifier Type;
};
template <typename GR>
class ItemSetTraits<GR, typename GR::BlueNode> {
public:
typedef GR BpGraph;
typedef GR Graph;
typedef GR Digraph;
typedef typename GR::BlueNode Item;
typedef typename GR::BlueNodeIt ItemIt;
typedef typename BlueNodeNotifierIndicator<GR>::Type ItemNotifier;
template <typename V>
class Map : public GR::template BlueNodeMap<V> {
typedef typename GR::template BlueNodeMap<V> Parent;
public:
typedef typename GR::template BlueNodeMap<V> Type;
typedef typename Parent::Value Value;
Map(const GR& _bpgraph) : Parent(_bpgraph) {}
Map(const GR& _bpgraph, const Value& _value)
: Parent(_bpgraph, _value) {}
};
};
template <typename Map, typename Enable = void>
struct MapTraits {
typedef False ReferenceMapTag;
typedef typename Map::Key Key;
typedef typename Map::Value Value;
typedef Value ConstReturnValue;
typedef Value ReturnValue;
};
template <typename Map>
struct MapTraits<
Map, typename enable_if<typename Map::ReferenceMapTag, void>::type >
{
typedef True ReferenceMapTag;
typedef typename Map::Key Key;
typedef typename Map::Value Value;
typedef typename Map::ConstReference ConstReturnValue;
typedef typename Map::Reference ReturnValue;
typedef typename Map::ConstReference ConstReference;
typedef typename Map::Reference Reference;
};
template <typename MatrixMap, typename Enable = void>
struct MatrixMapTraits {
typedef False ReferenceMapTag;
typedef typename MatrixMap::FirstKey FirstKey;
typedef typename MatrixMap::SecondKey SecondKey;
typedef typename MatrixMap::Value Value;
typedef Value ConstReturnValue;
typedef Value ReturnValue;
};
template <typename MatrixMap>
struct MatrixMapTraits<
MatrixMap, typename enable_if<typename MatrixMap::ReferenceMapTag,
void>::type >
{
typedef True ReferenceMapTag;
typedef typename MatrixMap::FirstKey FirstKey;
typedef typename MatrixMap::SecondKey SecondKey;
typedef typename MatrixMap::Value Value;
typedef typename MatrixMap::ConstReference ConstReturnValue;
typedef typename MatrixMap::Reference ReturnValue;
typedef typename MatrixMap::ConstReference ConstReference;
typedef typename MatrixMap::Reference Reference;
};
// Indicators for the tags
template <typename GR, typename Enable = void>
struct NodeNumTagIndicator {
static const bool value = false;
};
template <typename GR>
struct NodeNumTagIndicator<
GR,
typename enable_if<typename GR::NodeNumTag, void>::type
> {
static const bool value = true;
};
template <typename GR, typename Enable = void>
struct ArcNumTagIndicator {
static const bool value = false;
};
template <typename GR>
struct ArcNumTagIndicator<
GR,
typename enable_if<typename GR::ArcNumTag, void>::type
> {
static const bool value = true;
};
template <typename GR, typename Enable = void>
struct EdgeNumTagIndicator {
static const bool value = false;
};
template <typename GR>
struct EdgeNumTagIndicator<
GR,
typename enable_if<typename GR::EdgeNumTag, void>::type
> {
static const bool value = true;
};
template <typename GR, typename Enable = void>
struct FindArcTagIndicator {
static const bool value = false;
};
template <typename GR>
struct FindArcTagIndicator<
GR,
typename enable_if<typename GR::FindArcTag, void>::type
> {
static const bool value = true;
};
template <typename GR, typename Enable = void>
struct FindEdgeTagIndicator {
static const bool value = false;
};
template <typename GR>
struct FindEdgeTagIndicator<
GR,
typename enable_if<typename GR::FindEdgeTag, void>::type
> {
static const bool value = true;
};
template <typename GR, typename Enable = void>
struct UndirectedTagIndicator {
static const bool value = false;
};
template <typename GR>
struct UndirectedTagIndicator<
GR,
typename enable_if<typename GR::UndirectedTag, void>::type
> {
static const bool value = true;
};
template <typename GR, typename Enable = void>
struct BuildTagIndicator {
static const bool value = false;
};
template <typename GR>
struct BuildTagIndicator<
GR,
typename enable_if<typename GR::BuildTag, void>::type
> {
static const bool value = true;
};
}
#endif
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