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// file : cult/containers/graph.hxx
// author : Boris Kolpackov <boris@kolpackov.net>
// copyright : Copyright (c) 2005-2010 Boris Kolpackov
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#ifndef CULT_CONTAINERS_GRAPH_HXX
#define CULT_CONTAINERS_GRAPH_HXX
#include <cult/types.hxx>
#include <cult/eh/exception.hxx>
#include <cult/containers/map.hxx>
namespace Cult
{
namespace Containers
{
template <typename N, typename E>
class Graph
{
public:
typedef N Node;
typedef E Edge;
struct NoEdge: virtual EH::Exception {};
struct NoNode: virtual EH::Exception {};
public:
template <typename T>
T&
new_node ();
template <typename T, typename A0>
T&
new_node (A0 const&);
template <typename T, typename A0, typename A1>
T&
new_node (A0 const&, A1 const&);
template <typename T, typename A0, typename A1, typename A2>
T&
new_node (A0 const&, A1 const&, A2 const&);
template <typename T, typename A0, typename A1, typename A2,
typename A3>
T&
new_node (A0 const&, A1 const&, A2 const&, A3 const&);
template <typename T, typename A0, typename A1, typename A2,
typename A3, typename A4>
T&
new_node (A0 const&, A1 const&, A2 const&, A3 const&, A4 const&);
template <typename T, typename A0, typename A1, typename A2,
typename A3, typename A4, typename A5>
T&
new_node (A0 const&, A1 const&, A2 const&, A3 const&, A4 const&,
A5 const&);
template <typename T, typename A0, typename A1, typename A2,
typename A3, typename A4, typename A5, typename A6>
T&
new_node (A0 const&, A1 const&, A2 const&, A3 const&, A4 const&,
A5 const&, A6 const&);
template <typename T, typename A0, typename A1, typename A2,
typename A3, typename A4, typename A5, typename A6,
typename A7>
T&
new_node (A0 const&, A1 const&, A2 const&, A3 const&, A4 const&,
A5 const&, A6 const&, A7 const&);
template <typename T, typename A0, typename A1, typename A2,
typename A3, typename A4, typename A5, typename A6,
typename A7, typename A8>
T&
new_node (A0 const&, A1 const&, A2 const&, A3 const&, A4 const&,
A5 const&, A6 const&, A7 const&, A8 const&);
template <typename T, typename A0, typename A1, typename A2,
typename A3, typename A4, typename A5, typename A6,
typename A7, typename A8, typename A9>
T&
new_node (A0 const&, A1 const&, A2 const&, A3 const&, A4 const&,
A5 const&, A6 const&, A7 const&, A8 const&, A9 const&);
public:
template <typename T, typename Left, typename Right>
T&
new_edge (Left&, Right&);
template <typename T, typename Left, typename Right,
typename A0>
T&
new_edge (Left&, Right&, A0 const&);
template <typename T, typename Left, typename Right,
typename A0, typename A1>
T&
new_edge (Left&, Right&, A0 const&, A1 const&);
template <typename T, typename Left, typename Right,
typename A0, typename A1, typename A2>
T&
new_edge (Left&, Right&, A0 const&, A1 const&, A2 const&);
template <typename T, typename Left, typename Right,
typename A0, typename A1, typename A2, typename A3>
T&
new_edge (Left&, Right&, A0 const&, A1 const&, A2 const&, A3 const&);
template <typename T, typename Left, typename Right,
typename A0, typename A1, typename A2, typename A3,
typename A4>
T&
new_edge (Left&, Right&, A0 const&, A1 const&, A2 const&, A3 const&,
A4 const&);
template <typename T, typename Left, typename Right,
typename A0, typename A1, typename A2, typename A3,
typename A4, typename A5>
T&
new_edge (Left&, Right&, A0 const&, A1 const&, A2 const&, A3 const&,
A4 const&, A5 const&);
// Functions to reset edge's nodes.
//
public:
template <typename TE, typename TN>
Void
reset_left_node (TE& edge, TN& node)
{
edge.set_left_node (node);
}
template <typename TE, typename TN>
Void
reset_right_node (TE& edge, TN& node)
{
edge.set_right_node (node);
}
// Functions to add edges to a node.
//
public:
template <typename TN, typename TE>
Void
add_edge_left (TN& node, TE& edge)
{
node.add_edge_left (edge);
}
template <typename TN, typename TE>
Void
add_edge_right (TN& node, TE& edge)
{
node.add_edge_right (edge);
}
// Functions to delete edges and nodes. In order to delete a
// a node without leaving any dangling edges you need to make
// sure that each edge pointing to it is either deleted or reset
// to some other node.
//
public:
template <typename T, typename Left, typename Right>
Void
delete_edge (Left& left_node, Right& right_node, T& edge);
Void
delete_node (Node& node)
{
if (nodes_.erase (&node) == 0)
throw NoNode ();
}
protected:
typedef Shptr<Node> NodePtr;
typedef Shptr<Edge> EdgePtr;
typedef Map<Node*, NodePtr> Nodes;
typedef Map<Edge*, EdgePtr> Edges;
Nodes nodes_;
Edges edges_;
};
}
}
#include <cult/containers/graph.txx>
#endif // CULT_CONTAINERS_GRAPH_HXX
|
