Changeset 1683:13648409b596 in lemon-0.x

Timestamp:

09/13/05 14:41:02 (20 years ago)

Author:

Balazs Dezso

Branch:

default

Phase:

public

Convert:

svn:c9d7d8f5-90d6-0310-b91f-818b3a526b0e/lemon/trunk@2205

Message:

Input file for coloring.

Location:

demo

Files:

• coloring.cc (modified) (3 diffs)
• coloring.lgf (added)

demo/coloring.cc

@@ -29 +29 @@
 using namespace lemon;
 
-int main(int argc, char *argv[]) 
-{
-  if(argc<2)
-  {
-      std::cerr << "USAGE: coloring input_file.lgf" << std::endl;
-      std::cerr << "The file 'input_file.lgf' has to contain a graph in LEMON format together with a nodemap called 'coords' to draw the graph (e.g. sample.lgf is not such a file)." << std::endl;
-      return 0;
-  }
-
-
-  //input stream to read the graph from
-  std::ifstream is(argv[1]);
+int main() {
 
   typedef UndirSmartGraph Graph;
@@ -48 +37 @@
   typedef Graph::IncEdgeIt IncEdgeIt;
 
+  std::cout << "Six coloring of a plan graph" << std::endl;
+  std::cout << "Input file: coloring.lgf" << std::endl;
+  std::cout << "Output file: coloring.eps" << std::endl;
+
   Graph graph;
 
-  UndirGraphReader<Graph> reader(is, graph);
+  UndirGraphReader<Graph> reader("coloring.lgf", graph);
   Graph::NodeMap<xy<double> > coords(graph);
   reader.readNodeMap("coords", coords);
@@ -95 +88 @@
   ColorSet colorSet;
 
-  graphToEps(graph, "six_coloring.eps").
-    title("Six Colored Graph").copyright("(C) 2005 LEMON Project").
+  graphToEps(graph, "coloring.eps").
+    title("Six Colored Plan Graph").copyright("(C) 2005 LEMON Project").
     coords(coords).nodeColors(composeMap(colorSet, color)).
-    scaleToA4().run();
+    nodeScale(5.0).scaleToA4().run();
 
   return 0;