[Lemon-commits] [lemon_svn] klao: r2005 - in hugo/trunk: demo doc

[Lemon SVN]

Author: klao
Date: Mon Jun 27 22:44:29 2005
New Revision: 2005

Added:
   hugo/trunk/demo/hello_lemon.cc
Modified:
   hugo/trunk/demo/   (props changed)
   hugo/trunk/demo/Makefile.am
   hugo/trunk/doc/getstart.dox

Log:
getstart: hello_lemon.cc moved to a separate file in demo/


Modified: hugo/trunk/demo/Makefile.am
==============================================================================
--- hugo/trunk/demo/Makefile.am	(original)
+++ hugo/trunk/demo/Makefile.am	Mon Jun 27 22:44:29 2005
@@ -8,6 +8,7 @@
 	dim_to_lgf \
 	graph_to_eps_demo \
 	min_route \
+	hello_lemon \
 	sub_graph_adaptor_demo \
 	coloring
 
@@ -30,6 +31,8 @@
 
 min_route_SOURCES = min_route.cc
 
+hello_lemon_SOURCES = hello_lemon.cc
+
 sub_graph_adaptor_demo_SOURCES = \
 	sub_graph_adaptor_demo.cc \
 	tight_edge_filter_map.h

Added: hugo/trunk/demo/hello_lemon.cc
==============================================================================
--- (empty file)
+++ hugo/trunk/demo/hello_lemon.cc	Mon Jun 27 22:44:29 2005
@@ -0,0 +1,29 @@
+#include <iostream>
+#include <lemon/list_graph.h>
+
+int main()
+{
+  typedef lemon::ListGraph Graph;
+  typedef Graph::EdgeIt EdgeIt;
+  typedef Graph::NodeIt NodeIt;
+  using lemon::INVALID;
+
+  Graph g;
+  
+  for (int i = 0; i < 3; i++)
+    g.addNode();
+  
+  for (NodeIt i(g); i!=INVALID; ++i)
+    for (NodeIt j(g); j!=INVALID; ++j)
+      if (i != j) g.addEdge(i, j);
+
+  std::cout << "Nodes:";
+  for (NodeIt i(g); i!=INVALID; ++i)
+    std::cout << " " << g.id(i);
+  std::cout << std::endl;
+
+  std::cout << "Edges:";
+  for (EdgeIt i(g); i!=INVALID; ++i)
+    std::cout << " (" << g.id(g.source(i)) << "," << g.id(g.target(i)) << ")";
+  std::cout << std::endl;
+}

Modified: hugo/trunk/doc/getstart.dox
==============================================================================
--- hugo/trunk/doc/getstart.dox	(original)
+++ hugo/trunk/doc/getstart.dox	Mon Jun 27 22:44:29 2005
@@ -106,40 +106,11 @@
 \section helloworld My first program using LEMON
 
 If you have installed LEMON on your system you can paste the
-following code segment into a file (named e.g. \c hello_lemon.cc)
-to have a first working program that uses library LEMON.
+following code segment into a file (you can find it as \c
+demo/hello_lemon.cc in the LEMON package) to have a first working
+program that uses library LEMON.
 
-\code
-#include <iostream>
-#include <lemon/list_graph.h>
-
-int main()
-{
-  typedef lemon::ListGraph Graph;
-  typedef Graph::EdgeIt EdgeIt;
-  typedef Graph::NodeIt NodeIt;
-  using lemon::INVALID;
-
-  Graph g;
-  
-  for (int i = 0; i < 3; i++)
-    g.addNode();
-  
-  for (NodeIt i(g); i!=INVALID; ++i)
-    for (NodeIt j(g); j!=INVALID; ++j)
-      if (i != j) g.addEdge(i, j);
-
-  std::cout << "Nodes:";
-  for (NodeIt i(g); i!=INVALID; ++i)
-    std::cout << " " << g.id(i);
-  std::cout << std::endl;
-
-  std::cout << "Edges:";
-  for (EdgeIt i(g); i!=INVALID; ++i)
-    std::cout << " (" << g.id(g.source(i)) << "," << g.id(g.target(i)) << ")";
-  std::cout << std::endl;
-}
-\endcode
+\include hello_lemon.cc
 
 First let us briefly explain how this program works.
 
@@ -159,11 +130,10 @@
 \c target and
 \c source member functions can be used to access the endpoints of an edge.
 
-If you have saved the preceding code into a file named, say, \c
-hello_lemon.cc and your installation of LEMON into directory \c
-/usr/local was successful then it is very easy to compile this
-program with the following command (the argument <tt>-lemon</tt>
-tells the compiler that we are using the installed library LEMON):
+If your installation of LEMON into directory \c /usr/local was
+successful then it is very easy to compile this program with the
+following command (the argument <tt>-lemon</tt> tells the compiler
+that we are using the installed library LEMON):
 
 \verbatim
 g++ hello_lemon.cc -o hello_lemon -lemon