1 #include <lemon/smart_graph.h>
6 #include "graph_reader.h"
7 #include "graph_writer.h"
13 using namespace lemon;
16 ifstream input("test.lgf");
18 GraphReader<SmartGraph> reader(input, graph);
20 SmartGraph::NodeMap<int> id(graph);
21 reader.readNodeMap("id", id);
23 SmartGraph::NodeMap<int> cost(graph);
24 reader.readNodeMap("cost", cost);
26 SmartGraph::NodeMap<string> color(graph);
27 reader.readNodeMap("color", color);
29 SmartGraph::NodeMap<string> description(graph);
30 reader.readNodeMap<QuotedStringReader>("description", description);
32 SmartGraph::EdgeMap<char> mmap(graph);
33 reader.readEdgeMap("mmap", mmap);
35 reader.skipEdgeMap<QuotedStringReader>("description");
37 SmartGraph::Node source;
38 reader.readNode("source", source);
40 SmartGraph::Edge newedge;
41 reader.readEdge("newedge", newedge);
45 } catch (IOException& e) {
46 cerr << e.what() << endl;
47 } catch (Exception e) {
48 cerr << e.what() << endl;
50 for (SmartGraph::NodeIt it(graph); it != INVALID; ++it) {
51 cout << cost[it] << ' ' << color[it] << ' ' << description[it] << endl;
54 for (SmartGraph::EdgeIt it(graph); it != INVALID; ++it) {
55 cout << mmap[it] << ' ' << id[graph.source(it)] << ' ' << id[graph.target(it)] << endl;
58 cout << id[source] << ' ' << cost[source] << ' ' << color[source] << ' ' << description[source] << endl;
59 cout << mmap[newedge] << ' ' << id[graph.source(newedge)] << ' ' << id[graph.target(newedge)] << endl;
61 ofstream output("copy.lgf");
62 GraphWriter<SmartGraph> writer(output, graph);
64 DescriptorMap<SmartGraph, SmartGraph::Node, SmartGraph::NodeIt, SmartGraph::NodeMap<int> > node_ids(graph);
66 writer.writeNodeMap("id", node_ids);
67 writer.writeNodeMap<QuotedStringWriter>("format", description);
69 DescriptorMap<SmartGraph, SmartGraph::Edge, SmartGraph::EdgeIt, SmartGraph::EdgeMap<int> > edge_ids(graph);
71 writer.writeEdgeMap("id", edge_ids);
72 writer.writeEdgeMap("chars", mmap);
74 writer.writeNode("source", node_ids.inverse()[3]);
75 writer.writeEdge("elek", edge_ids.inverse()[6]);