[1137] | 1 | /* -*- C++ -*- |
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| 2 | * |
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[1956] | 3 | * This file is a part of LEMON, a generic C++ optimization library |
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| 4 | * |
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| 5 | * Copyright (C) 2003-2006 |
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| 6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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[1359] | 7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
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[1137] | 8 | * |
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| 9 | * Permission to use, modify and distribute this software is granted |
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| 10 | * provided that this copyright notice appears in all copies. For |
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| 11 | * precise terms see the accompanying LICENSE file. |
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| 12 | * |
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| 13 | * This software is provided "AS IS" with no warranty of any kind, |
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| 14 | * express or implied, and with no claim as to its suitability for any |
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| 15 | * purpose. |
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| 16 | * |
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| 17 | */ |
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| 18 | |
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[2083] | 19 | ///\ingroup lemon_io |
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[1137] | 20 | ///\file |
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[1287] | 21 | ///\brief Lemon Graph Format writer. |
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[1534] | 22 | /// |
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[1137] | 23 | |
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[1214] | 24 | #ifndef LEMON_GRAPH_WRITER_H |
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| 25 | #define LEMON_GRAPH_WRITER_H |
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[1137] | 26 | |
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| 27 | #include <iostream> |
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| 28 | |
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| 29 | #include <lemon/error.h> |
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[1409] | 30 | #include <lemon/lemon_writer.h> |
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[1137] | 31 | |
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| 32 | namespace lemon { |
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| 33 | |
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[2083] | 34 | /// \addtogroup lemon_io |
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[1333] | 35 | /// @{ |
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| 36 | |
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[1137] | 37 | /// \brief The graph writer class. |
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| 38 | /// |
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[2200] | 39 | /// The \c GraphWriter class provides the graph output. Before you |
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| 40 | /// read this documentation it might be useful to read the general |
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| 41 | /// description of \ref graph-io-page "Graph Input-Output". |
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[1540] | 42 | /// |
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[2200] | 43 | /// To write a graph you should first give writing commands to the |
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| 44 | /// writer. You can declare write commands as \c NodeMap or \c |
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| 45 | /// EdgeMap writing and labeled Node and Edge writing. |
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[1333] | 46 | /// |
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[1946] | 47 | ///\code |
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[1333] | 48 | /// GraphWriter<ListGraph> writer(std::cout, graph); |
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[1946] | 49 | ///\endcode |
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[1333] | 50 | /// |
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[2200] | 51 | /// The \c writeNodeMap() function declares a \c NodeMap writing |
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| 52 | /// command in the \c GraphWriter. You should give as parameter the |
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| 53 | /// name of the map and the map object. The NodeMap writing command |
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| 54 | /// with name "label" should write a unique map because it is |
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| 55 | /// regarded as label map (such a map is essential if the graph has |
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| 56 | /// edges). |
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[1333] | 57 | /// |
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[1946] | 58 | ///\code |
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[1901] | 59 | /// IdMap<ListGraph, Node> nodeLabelMap; |
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| 60 | /// writer.writeNodeMap("label", nodeLabelMap); |
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[1333] | 61 | /// |
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[1421] | 62 | /// writer.writeNodeMap("coords", coords); |
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[1394] | 63 | /// writer.writeNodeMap("color", colorMap); |
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[1946] | 64 | ///\endcode |
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[1333] | 65 | /// |
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[1394] | 66 | /// With the \c writeEdgeMap() member function you can give an edge map |
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[1333] | 67 | /// writing command similar to the NodeMaps. |
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| 68 | /// |
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[1946] | 69 | ///\code |
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[1333] | 70 | /// DescriptorMap<ListGraph, Edge, ListGraph::EdgeMap<int> > |
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| 71 | /// edgeDescMap(graph); |
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[1394] | 72 | /// writer.writeEdgeMap("descriptor", edgeDescMap); |
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[1333] | 73 | /// |
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[1394] | 74 | /// writer.writeEdgeMap("weight", weightMap); |
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| 75 | /// writer.writeEdgeMap("label", labelMap); |
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[1946] | 76 | ///\endcode |
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[1333] | 77 | /// |
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[1394] | 78 | /// With \c writeNode() and \c writeEdge() functions you can |
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[1526] | 79 | /// point out Nodes and Edges in the graph. For example, you can |
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| 80 | /// write out the source and target of a maximum flow instance. |
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[1333] | 81 | /// |
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[1946] | 82 | ///\code |
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[1394] | 83 | /// writer.writeNode("source", sourceNode); |
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| 84 | /// writer.writeNode("target", targetNode); |
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[1333] | 85 | /// |
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[1394] | 86 | /// writer.writeEdge("observed", edge); |
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[1946] | 87 | ///\endcode |
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[1333] | 88 | /// |
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| 89 | /// After you give all write commands you must call the \c run() member |
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[1526] | 90 | /// function, which executes all the writing commands. |
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[1333] | 91 | /// |
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[1946] | 92 | ///\code |
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[1333] | 93 | /// writer.run(); |
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[1946] | 94 | ///\endcode |
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[1333] | 95 | /// |
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[1287] | 96 | /// \see DefaultWriterTraits |
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| 97 | /// \see QuotedStringWriter |
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[1333] | 98 | /// \see IdMap |
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| 99 | /// \see DescriptorMap |
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[1421] | 100 | /// \see \ref GraphReader |
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[1138] | 101 | /// \see \ref graph-io-page |
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[1333] | 102 | /// \author Balazs Dezso |
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[1137] | 103 | template <typename _Graph, typename _WriterTraits = DefaultWriterTraits> |
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| 104 | class GraphWriter { |
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| 105 | public: |
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| 106 | |
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| 107 | typedef _Graph Graph; |
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| 108 | typedef typename Graph::Node Node; |
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| 109 | typedef typename Graph::Edge Edge; |
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| 110 | |
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| 111 | typedef _WriterTraits WriterTraits; |
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[1409] | 112 | |
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[1137] | 113 | /// \brief Construct a new GraphWriter. |
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| 114 | /// |
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[1526] | 115 | /// This function constructs a new GraphWriter to write the given graph |
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[1409] | 116 | /// to the given stream. |
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[1208] | 117 | GraphWriter(std::ostream& _os, const Graph& _graph) |
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[1409] | 118 | : writer(new LemonWriter(_os)), own_writer(true), |
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[1421] | 119 | nodeset_writer(*writer, _graph, std::string()), |
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| 120 | edgeset_writer(*writer, _graph, nodeset_writer, std::string()), |
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[1409] | 121 | node_writer(*writer, nodeset_writer, std::string()), |
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| 122 | edge_writer(*writer, edgeset_writer, std::string()), |
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| 123 | attribute_writer(*writer, std::string()) {} |
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[1137] | 124 | |
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[1409] | 125 | /// \brief Construct a new GraphWriter. |
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| 126 | /// |
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[1526] | 127 | /// This function constructs a new GraphWriter to write the given graph |
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[1409] | 128 | /// to the given file. |
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| 129 | GraphWriter(const std::string& _filename, const Graph& _graph) |
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| 130 | : writer(new LemonWriter(_filename)), own_writer(true), |
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[1421] | 131 | nodeset_writer(*writer, _graph, std::string()), |
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| 132 | edgeset_writer(*writer, _graph, nodeset_writer, std::string()), |
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[1409] | 133 | node_writer(*writer, nodeset_writer, std::string()), |
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| 134 | edge_writer(*writer, edgeset_writer, std::string()), |
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| 135 | attribute_writer(*writer, std::string()) {} |
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| 136 | |
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| 137 | /// \brief Construct a new GraphWriter. |
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| 138 | /// |
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[1526] | 139 | /// This function constructs a new GraphWriter to write the given graph |
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| 140 | /// to the given LemonReader. |
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[1409] | 141 | GraphWriter(LemonWriter& _writer, const Graph& _graph) |
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| 142 | : writer(_writer), own_writer(false), |
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[1421] | 143 | nodeset_writer(*writer, _graph, std::string()), |
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| 144 | edgeset_writer(*writer, _graph, nodeset_writer, std::string()), |
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[1409] | 145 | node_writer(*writer, nodeset_writer, std::string()), |
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| 146 | edge_writer(*writer, edgeset_writer, std::string()), |
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| 147 | attribute_writer(*writer, std::string()) {} |
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[1137] | 148 | |
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| 149 | /// \brief Destruct the graph writer. |
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| 150 | /// |
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[1526] | 151 | /// This function destructs the graph writer. |
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[1137] | 152 | ~GraphWriter() { |
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[1409] | 153 | if (own_writer) |
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| 154 | delete writer; |
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[1137] | 155 | } |
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| 156 | |
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[1526] | 157 | /// \brief Issue a new node map writing command for the writer. |
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[1137] | 158 | /// |
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[1526] | 159 | /// This function issues a new <i> node map writing command</i> to the writer. |
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[1137] | 160 | template <typename Map> |
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[1394] | 161 | GraphWriter& writeNodeMap(std::string name, const Map& map) { |
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[1421] | 162 | nodeset_writer.writeNodeMap(name, map); |
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[1409] | 163 | return *this; |
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[1137] | 164 | } |
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| 165 | |
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[1540] | 166 | |
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[1526] | 167 | /// \brief Issue a new node map writing command for the writer. |
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[1137] | 168 | /// |
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[1526] | 169 | /// This function issues a new <i> node map writing command</i> to the writer. |
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[1137] | 170 | template <typename Writer, typename Map> |
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[1394] | 171 | GraphWriter& writeNodeMap(std::string name, const Map& map, |
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[1421] | 172 | const Writer& writer = Writer()) { |
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| 173 | nodeset_writer.writeNodeMap(name, map, writer); |
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[1137] | 174 | return *this; |
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| 175 | } |
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| 176 | |
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| 177 | |
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[1526] | 178 | /// \brief Issue a new edge map writing command for the writer. |
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[1137] | 179 | /// |
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[1526] | 180 | /// This function issues a new <i> edge map writing command</i> to the writer. |
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[1137] | 181 | template <typename Map> |
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[1394] | 182 | GraphWriter& writeEdgeMap(std::string name, const Map& map) { |
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[1421] | 183 | edgeset_writer.writeEdgeMap(name, map); |
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[1409] | 184 | return *this; |
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[1137] | 185 | } |
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| 186 | |
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| 187 | |
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[1526] | 188 | /// \brief Issue a new edge map writing command for the writer. |
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[1137] | 189 | /// |
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[1526] | 190 | /// This function issues a new <i> edge map writing command</i> to the writer. |
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[1137] | 191 | template <typename Writer, typename Map> |
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[1409] | 192 | GraphWriter& writeEdgeMap(std::string name, const Map& map, |
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[1421] | 193 | const Writer& writer = Writer()) { |
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| 194 | edgeset_writer.writeEdgeMap(name, map, writer); |
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[1137] | 195 | return *this; |
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| 196 | } |
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| 197 | |
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[1526] | 198 | /// \brief Issue a new labeled node writing command to the writer. |
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[1137] | 199 | /// |
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[1526] | 200 | /// This function issues a new <i> labeled node writing command</i> |
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| 201 | /// to the writer. |
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[1394] | 202 | GraphWriter& writeNode(std::string name, const Node& node) { |
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[1409] | 203 | node_writer.writeNode(name, node); |
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[1137] | 204 | return *this; |
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| 205 | } |
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| 206 | |
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[1526] | 207 | /// \brief Issue a new labeled edge writing command to the writer. |
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[1137] | 208 | /// |
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[1526] | 209 | /// This function issues a new <i> labeled edge writing command</i> |
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| 210 | /// to the writer. |
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[1394] | 211 | GraphWriter& writeEdge(std::string name, const Edge& edge) { |
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[1409] | 212 | edge_writer.writeEdge(name, edge); |
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| 213 | } |
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| 214 | |
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[1526] | 215 | /// \brief Issue a new attribute writing command. |
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[1409] | 216 | /// |
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[1526] | 217 | /// This function issues a new <i> attribute writing command</i> |
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| 218 | /// to the writer. |
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[1409] | 219 | template <typename Value> |
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| 220 | GraphWriter& writeAttribute(std::string name, const Value& value) { |
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| 221 | attribute_writer.writeAttribute(name, value); |
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| 222 | return *this; |
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| 223 | } |
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| 224 | |
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[1526] | 225 | /// \brief Issue a new attribute writing command. |
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[1409] | 226 | /// |
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[1526] | 227 | /// This function issues a new <i> attribute writing command</i> |
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| 228 | /// to the writer. |
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[1409] | 229 | template <typename Writer, typename Value> |
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| 230 | GraphWriter& writeAttribute(std::string name, const Value& value, |
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| 231 | const Writer& writer) { |
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| 232 | attribute_writer.writeAttribute<Writer>(name, value, writer); |
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[1137] | 233 | return *this; |
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| 234 | } |
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| 235 | |
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[1409] | 236 | /// \brief Conversion operator to LemonWriter. |
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| 237 | /// |
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[1526] | 238 | /// Conversion operator to LemonWriter. It makes possible |
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[1409] | 239 | /// to access the encapsulated \e LemonWriter, this way |
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| 240 | /// you can attach to this writer new instances of |
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[1540] | 241 | /// \e LemonWriter::SectionWriter. For more details see |
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| 242 | /// the \ref rwbackground "Background of Reading and Writing". |
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[1409] | 243 | operator LemonWriter&() { |
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| 244 | return *writer; |
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[1396] | 245 | } |
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| 246 | |
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[1526] | 247 | /// \brief Executes the writing commands. |
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[1137] | 248 | /// |
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[1526] | 249 | /// Executes the writing commands. |
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[1409] | 250 | void run() { |
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| 251 | writer->run(); |
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[1137] | 252 | } |
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| 253 | |
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[1901] | 254 | /// \brief Write the label of the given node. |
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[1429] | 255 | /// |
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[1901] | 256 | /// It writes the label of the given node. If there was written an "label" |
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[1526] | 257 | /// named node map then it will write the map value belonging to the node. |
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[1901] | 258 | void writeLabel(std::ostream& os, const Node& item) const { |
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| 259 | nodeset_writer.writeLabel(os, item); |
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[1429] | 260 | } |
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| 261 | |
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[1901] | 262 | /// \brief Write the label of the given edge. |
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[1429] | 263 | /// |
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[1901] | 264 | /// It writes the label of the given edge. If there was written an "label" |
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[1526] | 265 | /// named edge map then it will write the map value belonging to the edge. |
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[1901] | 266 | void writeLabel(std::ostream& os, const Edge& item) const { |
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| 267 | edgeset_writer.writeLabel(os, item); |
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[1429] | 268 | } |
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| 269 | |
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[1137] | 270 | private: |
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| 271 | |
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[1409] | 272 | LemonWriter* writer; |
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| 273 | bool own_writer; |
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[1137] | 274 | |
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[1409] | 275 | NodeSetWriter<Graph, WriterTraits> nodeset_writer; |
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| 276 | EdgeSetWriter<Graph, WriterTraits> edgeset_writer; |
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| 277 | |
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| 278 | NodeWriter<Graph> node_writer; |
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| 279 | EdgeWriter<Graph> edge_writer; |
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| 280 | |
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| 281 | AttributeWriter<WriterTraits> attribute_writer; |
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[1137] | 282 | }; |
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| 283 | |
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[1409] | 284 | |
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[1421] | 285 | /// \brief The undirected graph writer class. |
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| 286 | /// |
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[1909] | 287 | /// The \c UGraphWriter class provides the ugraph output. To write |
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[1526] | 288 | /// a graph you should first give writing commands to the writer. You can |
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[1909] | 289 | /// declare write command as \c NodeMap, \c EdgeMap or \c UEdgeMap |
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| 290 | /// writing and labeled Node, Edge or UEdge writing. |
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[1421] | 291 | /// |
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[1946] | 292 | ///\code |
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[1909] | 293 | /// UGraphWriter<ListUGraph> writer(std::cout, graph); |
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[1946] | 294 | ///\endcode |
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[1421] | 295 | /// |
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| 296 | /// The \c writeNodeMap() function declares a \c NodeMap writing |
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[1909] | 297 | /// command in the \c UGraphWriter. You should give as parameter |
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[1421] | 298 | /// the name of the map and the map object. The NodeMap writing |
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[1901] | 299 | /// command with name "label" should write a unique map because it |
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| 300 | /// is regarded as label map. |
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[1421] | 301 | /// |
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[1946] | 302 | ///\code |
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[1909] | 303 | /// IdMap<ListUGraph, Node> nodeLabelMap; |
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[1901] | 304 | /// writer.writeNodeMap("label", nodeLabelMap); |
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[1421] | 305 | /// |
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| 306 | /// writer.writeNodeMap("coords", coords); |
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| 307 | /// writer.writeNodeMap("color", colorMap); |
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[1946] | 308 | ///\endcode |
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[1421] | 309 | /// |
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[1909] | 310 | /// With the \c writeUEdgeMap() member function you can give an |
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[1421] | 311 | /// undirected edge map writing command similar to the NodeMaps. |
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| 312 | /// |
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[1946] | 313 | ///\code |
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[1421] | 314 | /// DescriptorMap<ListGraph, Edge, ListGraph::EdgeMap<int> > |
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| 315 | /// edgeDescMap(graph); |
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[1909] | 316 | /// writer.writeUEdgeMap("descriptor", edgeDescMap); |
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[1421] | 317 | /// |
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[1909] | 318 | /// writer.writeUEdgeMap("weight", weightMap); |
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| 319 | /// writer.writeUEdgeMap("label", labelMap); |
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[1946] | 320 | ///\endcode |
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[1421] | 321 | /// |
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| 322 | /// The EdgeMap handling is just a syntactical sugar. It writes |
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| 323 | /// two undirected edge map with '+' and '-' prefix in the name. |
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| 324 | /// |
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[1946] | 325 | ///\code |
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[1421] | 326 | /// writer.writeEdgeMap("capacity", capacityMap); |
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[1946] | 327 | ///\endcode |
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[1421] | 328 | /// |
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| 329 | /// |
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[1909] | 330 | /// With \c writeNode() and \c writeUEdge() functions you can |
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[1526] | 331 | /// designate nodes and undirected edges in the graph. For example, you can |
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[1421] | 332 | /// write out the source and target of the graph. |
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| 333 | /// |
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[1946] | 334 | ///\code |
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[1421] | 335 | /// writer.writeNode("source", sourceNode); |
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| 336 | /// writer.writeNode("target", targetNode); |
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| 337 | /// |
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[1909] | 338 | /// writer.writeUEdge("observed", uEdge); |
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[1946] | 339 | ///\endcode |
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[1421] | 340 | /// |
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| 341 | /// After you give all write commands you must call the \c run() member |
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[1526] | 342 | /// function, which executes all the writing commands. |
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[1421] | 343 | /// |
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[1946] | 344 | ///\code |
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[1421] | 345 | /// writer.run(); |
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[1946] | 346 | ///\endcode |
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[1421] | 347 | /// |
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| 348 | /// \see DefaultWriterTraits |
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| 349 | /// \see QuotedStringWriter |
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| 350 | /// \see IdMap |
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| 351 | /// \see DescriptorMap |
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| 352 | /// \see \ref GraphWriter |
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| 353 | /// \see \ref graph-io-page |
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| 354 | /// \author Balazs Dezso |
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| 355 | template <typename _Graph, typename _WriterTraits = DefaultWriterTraits> |
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[1909] | 356 | class UGraphWriter { |
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[1421] | 357 | public: |
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| 358 | |
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| 359 | typedef _Graph Graph; |
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| 360 | typedef typename Graph::Node Node; |
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| 361 | typedef typename Graph::Edge Edge; |
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[1909] | 362 | typedef typename Graph::UEdge UEdge; |
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[1421] | 363 | |
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| 364 | typedef _WriterTraits WriterTraits; |
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| 365 | |
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[1909] | 366 | /// \brief Construct a new UGraphWriter. |
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[1421] | 367 | /// |
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[1909] | 368 | /// Construct a new UGraphWriter. It writes the given graph |
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[1421] | 369 | /// to the given stream. |
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[1909] | 370 | UGraphWriter(std::ostream& _os, const Graph& _graph) |
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[1421] | 371 | : writer(new LemonWriter(_os)), own_writer(true), |
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| 372 | nodeset_writer(*writer, _graph, std::string()), |
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[1909] | 373 | u_edgeset_writer(*writer, _graph, nodeset_writer, std::string()), |
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[1421] | 374 | node_writer(*writer, nodeset_writer, std::string()), |
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[1909] | 375 | u_edge_writer(*writer, u_edgeset_writer, std::string()), |
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[1421] | 376 | attribute_writer(*writer, std::string()) {} |
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| 377 | |
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[1909] | 378 | /// \brief Construct a new UGraphWriter. |
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[1421] | 379 | /// |
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[1909] | 380 | /// Construct a new UGraphWriter. It writes the given graph |
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[1421] | 381 | /// to the given file. |
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[1909] | 382 | UGraphWriter(const std::string& _filename, const Graph& _graph) |
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[1421] | 383 | : writer(new LemonWriter(_filename)), own_writer(true), |
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| 384 | nodeset_writer(*writer, _graph, std::string()), |
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[1909] | 385 | u_edgeset_writer(*writer, _graph, nodeset_writer, std::string()), |
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[1421] | 386 | node_writer(*writer, nodeset_writer, std::string()), |
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[1909] | 387 | u_edge_writer(*writer, u_edgeset_writer, std::string()), |
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[1421] | 388 | attribute_writer(*writer, std::string()) {} |
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| 389 | |
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[1909] | 390 | /// \brief Construct a new UGraphWriter. |
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[1421] | 391 | /// |
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[1909] | 392 | /// Construct a new UGraphWriter. It writes the given graph |
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[1421] | 393 | /// to given LemonReader. |
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[1909] | 394 | UGraphWriter(LemonWriter& _writer, const Graph& _graph) |
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[1421] | 395 | : writer(_writer), own_writer(false), |
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| 396 | nodeset_writer(*writer, _graph, std::string()), |
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[1909] | 397 | u_edgeset_writer(*writer, _graph, nodeset_writer, std::string()), |
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[1421] | 398 | node_writer(*writer, nodeset_writer, std::string()), |
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[1909] | 399 | u_edge_writer(*writer, u_edgeset_writer, std::string()), |
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[1421] | 400 | attribute_writer(*writer, std::string()) {} |
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| 401 | |
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| 402 | /// \brief Destruct the graph writer. |
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| 403 | /// |
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| 404 | /// Destruct the graph writer. |
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[1909] | 405 | ~UGraphWriter() { |
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[1421] | 406 | if (own_writer) |
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| 407 | delete writer; |
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| 408 | } |
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| 409 | |
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[1526] | 410 | /// \brief Issue a new node map writing command to the writer. |
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[1421] | 411 | /// |
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[2200] | 412 | /// This function issues a new <i> node map writing command</i> to |
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| 413 | /// the writer. |
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[1421] | 414 | template <typename Map> |
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[1909] | 415 | UGraphWriter& writeNodeMap(std::string name, const Map& map) { |
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[1421] | 416 | nodeset_writer.writeNodeMap(name, map); |
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| 417 | return *this; |
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| 418 | } |
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| 419 | |
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[1526] | 420 | /// \brief Issue a new node map writing command to the writer. |
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[1421] | 421 | /// |
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[2200] | 422 | /// This function issues a new <i> node map writing command</i> to |
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| 423 | /// the writer. |
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[1421] | 424 | template <typename Writer, typename Map> |
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[1909] | 425 | UGraphWriter& writeNodeMap(std::string name, const Map& map, |
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[1421] | 426 | const Writer& writer = Writer()) { |
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| 427 | nodeset_writer.writeNodeMap(name, map, writer); |
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| 428 | return *this; |
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| 429 | } |
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| 430 | |
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[1526] | 431 | /// \brief Issue a new edge map writing command to the writer. |
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[1421] | 432 | /// |
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[2200] | 433 | /// This function issues a new <i> edge map writing command</i> to |
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| 434 | /// the writer. |
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[1421] | 435 | template <typename Map> |
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[1909] | 436 | UGraphWriter& writeEdgeMap(std::string name, const Map& map) { |
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| 437 | u_edgeset_writer.writeEdgeMap(name, map); |
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[1421] | 438 | return *this; |
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| 439 | } |
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| 440 | |
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[1526] | 441 | /// \brief Issue a new edge map writing command to the writer. |
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[1421] | 442 | /// |
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[2200] | 443 | /// This function issues a new <i> edge map writing command</i> to |
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| 444 | /// the writer. |
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[1421] | 445 | template <typename Writer, typename Map> |
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[1909] | 446 | UGraphWriter& writeEdgeMap(std::string name, const Map& map, |
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[1421] | 447 | const Writer& writer = Writer()) { |
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[1909] | 448 | u_edgeset_writer.writeEdgeMap(name, map, writer); |
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[1421] | 449 | return *this; |
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| 450 | } |
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| 451 | |
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[1526] | 452 | /// \brief Issue a new undirected edge map writing command to the writer. |
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[1421] | 453 | /// |
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[1526] | 454 | /// This function issues a new <i> undirected edge map writing |
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| 455 | /// command</i> to the writer. |
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[1421] | 456 | template <typename Map> |
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[1909] | 457 | UGraphWriter& writeUEdgeMap(std::string name, const Map& map) { |
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| 458 | u_edgeset_writer.writeUEdgeMap(name, map); |
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[1421] | 459 | return *this; |
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| 460 | } |
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| 461 | |
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[1526] | 462 | /// \brief Issue a new undirected edge map writing command to the writer. |
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[1421] | 463 | /// |
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[1526] | 464 | /// This function issues a new <i> undirected edge map writing |
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| 465 | /// command</i> to the writer. |
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[1540] | 466 | template <typename Writer, typename Map> |
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[1909] | 467 | UGraphWriter& writeUEdgeMap(std::string name, const Map& map, |
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[1421] | 468 | const Writer& writer = Writer()) { |
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[1909] | 469 | u_edgeset_writer.writeUEdgeMap(name, map, writer); |
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[1421] | 470 | return *this; |
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| 471 | } |
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| 472 | |
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[1526] | 473 | /// \brief Issue a new labeled node writer to the writer. |
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[1421] | 474 | /// |
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[1526] | 475 | /// This function issues a new <i> labeled node writing |
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| 476 | /// command</i> to the writer. |
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[1909] | 477 | UGraphWriter& writeNode(std::string name, const Node& node) { |
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[1421] | 478 | node_writer.writeNode(name, node); |
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| 479 | return *this; |
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| 480 | } |
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| 481 | |
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[1526] | 482 | /// \brief Issue a new labeled edge writer to the writer. |
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[1421] | 483 | /// |
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[1526] | 484 | /// This function issues a new <i> labeled edge writing |
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| 485 | /// command</i> to the writer. |
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[1909] | 486 | UGraphWriter& writeEdge(std::string name, const Edge& edge) { |
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| 487 | u_edge_writer.writeEdge(name, edge); |
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[1429] | 488 | } |
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| 489 | |
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[1526] | 490 | /// \brief Issue a new labeled undirected edge writing command to |
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| 491 | /// the writer. |
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[1429] | 492 | /// |
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[1526] | 493 | /// Issue a new <i>labeled undirected edge writing command</i> to |
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| 494 | /// the writer. |
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[1909] | 495 | UGraphWriter& writeUEdge(std::string name, const UEdge& edge) { |
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| 496 | u_edge_writer.writeUEdge(name, edge); |
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[1421] | 497 | } |
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| 498 | |
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[1526] | 499 | /// \brief Issue a new attribute writing command. |
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[1421] | 500 | /// |
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[1526] | 501 | /// This function issues a new <i> attribute writing |
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| 502 | /// command</i> to the writer. |
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[1421] | 503 | template <typename Value> |
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[1909] | 504 | UGraphWriter& writeAttribute(std::string name, const Value& value) { |
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[1421] | 505 | attribute_writer.writeAttribute(name, value); |
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| 506 | return *this; |
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| 507 | } |
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| 508 | |
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[1526] | 509 | /// \brief Issue a new attribute writing command. |
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[1421] | 510 | /// |
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[1526] | 511 | /// This function issues a new <i> attribute writing |
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| 512 | /// command</i> to the writer. |
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[1421] | 513 | template <typename Writer, typename Value> |
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[1909] | 514 | UGraphWriter& writeAttribute(std::string name, const Value& value, |
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[1421] | 515 | const Writer& writer) { |
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| 516 | attribute_writer.writeAttribute<Writer>(name, value, writer); |
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| 517 | return *this; |
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| 518 | } |
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| 519 | |
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| 520 | /// \brief Conversion operator to LemonWriter. |
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| 521 | /// |
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[1526] | 522 | /// Conversion operator to LemonWriter. It makes possible |
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[1421] | 523 | /// to access the encapsulated \e LemonWriter, this way |
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| 524 | /// you can attach to this writer new instances of |
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| 525 | /// \e LemonWriter::SectionWriter. |
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| 526 | operator LemonWriter&() { |
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| 527 | return *writer; |
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| 528 | } |
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| 529 | |
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[1526] | 530 | /// \brief Executes the writing commands. |
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[1421] | 531 | /// |
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[1526] | 532 | /// Executes the writing commands. |
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[1421] | 533 | void run() { |
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| 534 | writer->run(); |
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| 535 | } |
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| 536 | |
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[1901] | 537 | /// \brief Write the label of the given node. |
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[1429] | 538 | /// |
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[1901] | 539 | /// It writes the label of the given node. If there was written an "label" |
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[1526] | 540 | /// named node map then it will write the map value belonging to the node. |
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[1901] | 541 | void writeLabel(std::ostream& os, const Node& item) const { |
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| 542 | nodeset_writer.writeLabel(os, item); |
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[1429] | 543 | } |
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| 544 | |
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[1901] | 545 | /// \brief Write the label of the given edge. |
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[1429] | 546 | /// |
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[1901] | 547 | /// It writes the label of the given edge. If there was written an "label" |
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[1526] | 548 | /// named edge map then it will write the map value belonging to the edge. |
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[1901] | 549 | void writeLabel(std::ostream& os, const Edge& item) const { |
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[1909] | 550 | u_edgeset_writer.writeLabel(os, item); |
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[1429] | 551 | } |
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| 552 | |
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[1901] | 553 | /// \brief Write the label of the given undirected edge. |
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[1429] | 554 | /// |
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[2200] | 555 | /// It writes the label of the given undirected edge. If there was |
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| 556 | /// written an "label" named edge map then it will write the map |
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| 557 | /// value belonging to the edge. |
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[1909] | 558 | void writeLabel(std::ostream& os, const UEdge& item) const { |
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| 559 | u_edgeset_writer.writeLabel(os, item); |
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[1429] | 560 | } |
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| 561 | |
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| 562 | |
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[1421] | 563 | private: |
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| 564 | |
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| 565 | LemonWriter* writer; |
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| 566 | bool own_writer; |
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| 567 | |
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| 568 | NodeSetWriter<Graph, WriterTraits> nodeset_writer; |
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[1909] | 569 | UEdgeSetWriter<Graph, WriterTraits> u_edgeset_writer; |
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[1421] | 570 | |
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| 571 | NodeWriter<Graph> node_writer; |
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[1909] | 572 | UEdgeWriter<Graph> u_edge_writer; |
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[1421] | 573 | |
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| 574 | AttributeWriter<WriterTraits> attribute_writer; |
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| 575 | }; |
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| 576 | |
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[1333] | 577 | /// @} |
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[1137] | 578 | |
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| 579 | } |
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[1214] | 580 | |
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| 581 | #endif |
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