From ef4a319984d22b88a9024ff523700d657621124d Mon Sep 17 00:00:00 2001
From: Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au>
Date: Tue, 10 Jul 2012 13:44:21 +1000
Subject: Add the LEMON graph library source to the repo
I'll likely be using it, so this just makes it easier to get to from
elsewhere. If I end up not using it then I can just delete it.
---
lemon/demo/.deps/arg_parser_demo.Po | 1 +
lemon/demo/.deps/graph_to_eps_demo.Po | 1 +
lemon/demo/.deps/lgf_demo.Po | 1 +
lemon/demo/CMakeLists.txt | 19 ++
lemon/demo/Makefile | 523 ++++++++++++++++++++++++++++++++++
lemon/demo/Makefile.am | 17 ++
lemon/demo/Makefile.in | 523 ++++++++++++++++++++++++++++++++++
lemon/demo/arg_parser_demo.cc | 112 ++++++++
lemon/demo/digraph.lgf | 29 ++
lemon/demo/graph_to_eps_demo.cc | 206 +++++++++++++
lemon/demo/lgf_demo.cc | 70 +++++
11 files changed, 1502 insertions(+)
create mode 100644 lemon/demo/.deps/arg_parser_demo.Po
create mode 100644 lemon/demo/.deps/graph_to_eps_demo.Po
create mode 100644 lemon/demo/.deps/lgf_demo.Po
create mode 100644 lemon/demo/CMakeLists.txt
create mode 100644 lemon/demo/Makefile
create mode 100644 lemon/demo/Makefile.am
create mode 100644 lemon/demo/Makefile.in
create mode 100644 lemon/demo/arg_parser_demo.cc
create mode 100644 lemon/demo/digraph.lgf
create mode 100644 lemon/demo/graph_to_eps_demo.cc
create mode 100644 lemon/demo/lgf_demo.cc
(limited to 'lemon/demo')
diff --git a/lemon/demo/.deps/arg_parser_demo.Po b/lemon/demo/.deps/arg_parser_demo.Po
new file mode 100644
index 0000000..9ce06a8
--- /dev/null
+++ b/lemon/demo/.deps/arg_parser_demo.Po
@@ -0,0 +1 @@
+# dummy
diff --git a/lemon/demo/.deps/graph_to_eps_demo.Po b/lemon/demo/.deps/graph_to_eps_demo.Po
new file mode 100644
index 0000000..9ce06a8
--- /dev/null
+++ b/lemon/demo/.deps/graph_to_eps_demo.Po
@@ -0,0 +1 @@
+# dummy
diff --git a/lemon/demo/.deps/lgf_demo.Po b/lemon/demo/.deps/lgf_demo.Po
new file mode 100644
index 0000000..9ce06a8
--- /dev/null
+++ b/lemon/demo/.deps/lgf_demo.Po
@@ -0,0 +1 @@
+# dummy
diff --git a/lemon/demo/CMakeLists.txt b/lemon/demo/CMakeLists.txt
new file mode 100644
index 0000000..e0566f4
--- /dev/null
+++ b/lemon/demo/CMakeLists.txt
@@ -0,0 +1,19 @@
+INCLUDE_DIRECTORIES(
+ ${PROJECT_SOURCE_DIR}
+ ${PROJECT_BINARY_DIR}
+)
+
+LINK_DIRECTORIES(
+ ${PROJECT_BINARY_DIR}/lemon
+)
+
+SET(DEMOS
+ arg_parser_demo
+ graph_to_eps_demo
+ lgf_demo
+)
+
+FOREACH(DEMO_NAME ${DEMOS})
+ ADD_EXECUTABLE(${DEMO_NAME} ${DEMO_NAME}.cc)
+ TARGET_LINK_LIBRARIES(${DEMO_NAME} lemon)
+ENDFOREACH()
diff --git a/lemon/demo/Makefile b/lemon/demo/Makefile
new file mode 100644
index 0000000..77521a3
--- /dev/null
+++ b/lemon/demo/Makefile
@@ -0,0 +1,523 @@
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+# demo/Makefile. Generated from Makefile.in by configure.
+
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+# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+
+
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+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+ -rm -rf ./$(DEPDIR)
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+ mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+ clean-libtool clean-noinstPROGRAMS ctags distclean \
+ distclean-compile distclean-generic distclean-libtool \
+ distclean-tags distdir dvi dvi-am html html-am info info-am \
+ install install-am install-data install-data-am install-dvi \
+ install-dvi-am install-exec install-exec-am install-html \
+ install-html-am install-info install-info-am install-man \
+ install-pdf install-pdf-am install-ps install-ps-am \
+ install-strip installcheck installcheck-am installdirs \
+ maintainer-clean maintainer-clean-generic mostlyclean \
+ mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+ pdf pdf-am ps ps-am tags uninstall uninstall-am
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lemon/demo/arg_parser_demo.cc b/lemon/demo/arg_parser_demo.cc
new file mode 100644
index 0000000..1bafac0
--- /dev/null
+++ b/lemon/demo/arg_parser_demo.cc
@@ -0,0 +1,112 @@
+/* -*- mode: C++; indent-tabs-mode: nil; -*-
+ *
+ * This file is a part of LEMON, a generic C++ optimization library.
+ *
+ * Copyright (C) 2003-2010
+ * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
+ * (Egervary Research Group on Combinatorial Optimization, EGRES).
+ *
+ * Permission to use, modify and distribute this software is granted
+ * provided that this copyright notice appears in all copies. For
+ * precise terms see the accompanying LICENSE file.
+ *
+ * This software is provided "AS IS" with no warranty of any kind,
+ * express or implied, and with no claim as to its suitability for any
+ * purpose.
+ *
+ */
+
+///\ingroup demos
+///\file
+///\brief Argument parser demo
+///
+/// This example shows how the argument parser can be used.
+///
+/// \include arg_parser_demo.cc
+
+#include <lemon/arg_parser.h>
+
+using namespace lemon;
+int main(int argc, char **argv)
+{
+ // Initialize the argument parser
+ ArgParser ap(argc, argv);
+ int i;
+ std::string s;
+ double d = 1.0;
+ bool b, nh;
+ bool g1, g2, g3;
+
+ // Add a mandatory integer option with storage reference
+ ap.refOption("n", "An integer input.", i, true);
+ // Add a double option with storage reference (the default value is 1.0)
+ ap.refOption("val", "A double input.", d);
+ // Add a double option without storage reference (the default value is 3.14)
+ ap.doubleOption("val2", "A double input.", 3.14);
+ // Set synonym for -val option
+ ap.synonym("vals", "val");
+ // Add a string option
+ ap.refOption("name", "A string input.", s);
+ // Add bool options
+ ap.refOption("f", "A switch.", b)
+ .refOption("nohelp", "", nh)
+ .refOption("gra", "Choice A", g1)
+ .refOption("grb", "Choice B", g2)
+ .refOption("grc", "Choice C", g3);
+ // Bundle -gr* options into a group
+ ap.optionGroup("gr", "gra")
+ .optionGroup("gr", "grb")
+ .optionGroup("gr", "grc");
+ // Set the group mandatory
+ ap.mandatoryGroup("gr");
+ // Set the options of the group exclusive (only one option can be given)
+ ap.onlyOneGroup("gr");
+ // Add non-parsed arguments (e.g. input files)
+ ap.other("infile", "The input file.")
+ .other("...");
+
+ // Throw an exception when problems occurs. The default behavior is to
+ // exit(1) on these cases, but this makes Valgrind falsely warn
+ // about memory leaks.
+ ap.throwOnProblems();
+
+ // Perform the parsing process
+ // (in case of any error it terminates the program)
+ // The try {} construct is necessary only if the ap.trowOnProblems()
+ // setting is in use.
+ try {
+ ap.parse();
+ } catch (ArgParserException &) { return 1; }
+
+ // Check each option if it has been given and print its value
+ std::cout << "Parameters of '" << ap.commandName() << "':\n";
+
+ std::cout << " Value of -n: " << i << std::endl;
+ if(ap.given("val")) std::cout << " Value of -val: " << d << std::endl;
+ if(ap.given("val2")) {
+ d = ap["val2"];
+ std::cout << " Value of -val2: " << d << std::endl;
+ }
+ if(ap.given("name")) std::cout << " Value of -name: " << s << std::endl;
+ if(ap.given("f")) std::cout << " -f is given\n";
+ if(ap.given("nohelp")) std::cout << " Value of -nohelp: " << nh << std::endl;
+ if(ap.given("gra")) std::cout << " -gra is given\n";
+ if(ap.given("grb")) std::cout << " -grb is given\n";
+ if(ap.given("grc")) std::cout << " -grc is given\n";
+
+ switch(ap.files().size()) {
+ case 0:
+ std::cout << " No file argument was given.\n";
+ break;
+ case 1:
+ std::cout << " 1 file argument was given. It is:\n";
+ break;
+ default:
+ std::cout << " "
+ << ap.files().size() << " file arguments were given. They are:\n";
+ }
+ for(unsigned int i=0;i<ap.files().size();++i)
+ std::cout << " '" << ap.files()[i] << "'\n";
+
+ return 0;
+}
diff --git a/lemon/demo/digraph.lgf b/lemon/demo/digraph.lgf
new file mode 100644
index 0000000..83ba7da
--- /dev/null
+++ b/lemon/demo/digraph.lgf
@@ -0,0 +1,29 @@
+@nodes
+label
+0
+1
+2
+3
+4
+5
+6
+7
+@arcs
+ label capacity
+0 1 0 16
+0 2 1 12
+0 3 2 20
+1 2 3 10
+1 4 4 10
+1 5 5 13
+2 3 6 10
+2 4 7 8
+2 6 8 8
+5 3 9 20
+3 6 10 25
+4 7 11 15
+5 7 12 15
+6 7 13 18
+@attributes
+source 0
+target 7
diff --git a/lemon/demo/graph_to_eps_demo.cc b/lemon/demo/graph_to_eps_demo.cc
new file mode 100644
index 0000000..f2f55a9
--- /dev/null
+++ b/lemon/demo/graph_to_eps_demo.cc
@@ -0,0 +1,206 @@
+/* -*- mode: C++; indent-tabs-mode: nil; -*-
+ *
+ * This file is a part of LEMON, a generic C++ optimization library.
+ *
+ * Copyright (C) 2003-2009
+ * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
+ * (Egervary Research Group on Combinatorial Optimization, EGRES).
+ *
+ * Permission to use, modify and distribute this software is granted
+ * provided that this copyright notice appears in all copies. For
+ * precise terms see the accompanying LICENSE file.
+ *
+ * This software is provided "AS IS" with no warranty of any kind,
+ * express or implied, and with no claim as to its suitability for any
+ * purpose.
+ *
+ */
+
+/// \ingroup demos
+/// \file
+/// \brief Demo of the graph drawing function \ref graphToEps()
+///
+/// This demo program shows examples how to use the function \ref
+/// graphToEps(). It takes no input but simply creates seven
+/// <tt>.eps</tt> files demonstrating the capability of \ref
+/// graphToEps(), and showing how to draw directed graphs,
+/// how to handle parallel egdes, how to change the properties (like
+/// color, shape, size, title etc.) of nodes and arcs individually
+/// using appropriate graph maps.
+///
+/// \include graph_to_eps_demo.cc
+
+#include<lemon/list_graph.h>
+#include<lemon/graph_to_eps.h>
+#include<lemon/math.h>
+
+using namespace std;
+using namespace lemon;
+
+int main()
+{
+ Palette palette;
+ Palette paletteW(true);
+
+ // Create a small digraph
+ ListDigraph g;
+ typedef ListDigraph::Node Node;
+ typedef ListDigraph::NodeIt NodeIt;
+ typedef ListDigraph::Arc Arc;
+ typedef dim2::Point<int> Point;
+
+ Node n1=g.addNode();
+ Node n2=g.addNode();
+ Node n3=g.addNode();
+ Node n4=g.addNode();
+ Node n5=g.addNode();
+
+ ListDigraph::NodeMap<Point> coords(g);
+ ListDigraph::NodeMap<double> sizes(g);
+ ListDigraph::NodeMap<int> colors(g);
+ ListDigraph::NodeMap<int> shapes(g);
+ ListDigraph::ArcMap<int> acolors(g);
+ ListDigraph::ArcMap<int> widths(g);
+
+ coords[n1]=Point(50,50); sizes[n1]=1; colors[n1]=1; shapes[n1]=0;
+ coords[n2]=Point(50,70); sizes[n2]=2; colors[n2]=2; shapes[n2]=2;
+ coords[n3]=Point(70,70); sizes[n3]=1; colors[n3]=3; shapes[n3]=0;
+ coords[n4]=Point(70,50); sizes[n4]=2; colors[n4]=4; shapes[n4]=1;
+ coords[n5]=Point(85,60); sizes[n5]=3; colors[n5]=5; shapes[n5]=2;
+
+ Arc a;
+
+ a=g.addArc(n1,n2); acolors[a]=0; widths[a]=1;
+ a=g.addArc(n2,n3); acolors[a]=0; widths[a]=1;
+ a=g.addArc(n3,n5); acolors[a]=0; widths[a]=3;
+ a=g.addArc(n5,n4); acolors[a]=0; widths[a]=1;
+ a=g.addArc(n4,n1); acolors[a]=0; widths[a]=1;
+ a=g.addArc(n2,n4); acolors[a]=1; widths[a]=2;
+ a=g.addArc(n3,n4); acolors[a]=2; widths[a]=1;
+
+ IdMap<ListDigraph,Node> id(g);
+
+ // Create .eps files showing the digraph with different options
+ cout << "Create 'graph_to_eps_demo_out_1_pure.eps'" << endl;
+ graphToEps(g,"graph_to_eps_demo_out_1_pure.eps").
+ coords(coords).
+ title("Sample .eps figure").
+ copyright("(C) 2003-2009 LEMON Project").
+ run();
+
+ cout << "Create 'graph_to_eps_demo_out_2.eps'" << endl;
+ graphToEps(g,"graph_to_eps_demo_out_2.eps").
+ coords(coords).
+ title("Sample .eps figure").
+ copyright("(C) 2003-2009 LEMON Project").
+ absoluteNodeSizes().absoluteArcWidths().
+ nodeScale(2).nodeSizes(sizes).
+ nodeShapes(shapes).
+ nodeColors(composeMap(palette,colors)).
+ arcColors(composeMap(palette,acolors)).
+ arcWidthScale(.4).arcWidths(widths).
+ nodeTexts(id).nodeTextSize(3).
+ run();
+
+ cout << "Create 'graph_to_eps_demo_out_3_arr.eps'" << endl;
+ graphToEps(g,"graph_to_eps_demo_out_3_arr.eps").
+ title("Sample .eps figure (with arrowheads)").
+ copyright("(C) 2003-2009 LEMON Project").
+ absoluteNodeSizes().absoluteArcWidths().
+ nodeColors(composeMap(palette,colors)).
+ coords(coords).
+ nodeScale(2).nodeSizes(sizes).
+ nodeShapes(shapes).
+ arcColors(composeMap(palette,acolors)).
+ arcWidthScale(.4).arcWidths(widths).
+ nodeTexts(id).nodeTextSize(3).
+ drawArrows().arrowWidth(2).arrowLength(2).
+ run();
+
+ // Add more arcs to the digraph
+ a=g.addArc(n1,n4); acolors[a]=2; widths[a]=1;
+ a=g.addArc(n4,n1); acolors[a]=1; widths[a]=2;
+
+ a=g.addArc(n1,n2); acolors[a]=1; widths[a]=1;
+ a=g.addArc(n1,n2); acolors[a]=2; widths[a]=1;
+ a=g.addArc(n1,n2); acolors[a]=3; widths[a]=1;
+ a=g.addArc(n1,n2); acolors[a]=4; widths[a]=1;
+ a=g.addArc(n1,n2); acolors[a]=5; widths[a]=1;
+ a=g.addArc(n1,n2); acolors[a]=6; widths[a]=1;
+ a=g.addArc(n1,n2); acolors[a]=7; widths[a]=1;
+
+ cout << "Create 'graph_to_eps_demo_out_4_par.eps'" << endl;
+ graphToEps(g,"graph_to_eps_demo_out_4_par.eps").
+ title("Sample .eps figure (parallel arcs)").
+ copyright("(C) 2003-2009 LEMON Project").
+ absoluteNodeSizes().absoluteArcWidths().
+ nodeShapes(shapes).
+ coords(coords).
+ nodeScale(2).nodeSizes(sizes).
+ nodeColors(composeMap(palette,colors)).
+ arcColors(composeMap(palette,acolors)).
+ arcWidthScale(.4).arcWidths(widths).
+ nodeTexts(id).nodeTextSize(3).
+ enableParallel().parArcDist(1.5).
+ run();
+
+ cout << "Create 'graph_to_eps_demo_out_5_par_arr.eps'" << endl;
+ graphToEps(g,"graph_to_eps_demo_out_5_par_arr.eps").
+ title("Sample .eps figure (parallel arcs and arrowheads)").
+ copyright("(C) 2003-2009 LEMON Project").
+ absoluteNodeSizes().absoluteArcWidths().
+ nodeScale(2).nodeSizes(sizes).
+ coords(coords).
+ nodeShapes(shapes).
+ nodeColors(composeMap(palette,colors)).
+ arcColors(composeMap(palette,acolors)).
+ arcWidthScale(.3).arcWidths(widths).
+ nodeTexts(id).nodeTextSize(3).
+ enableParallel().parArcDist(1).
+ drawArrows().arrowWidth(1).arrowLength(1).
+ run();
+
+ cout << "Create 'graph_to_eps_demo_out_6_par_arr_a4.eps'" << endl;
+ graphToEps(g,"graph_to_eps_demo_out_6_par_arr_a4.eps").
+ title("Sample .eps figure (fits to A4)").
+ copyright("(C) 2003-2009 LEMON Project").
+ scaleToA4().
+ absoluteNodeSizes().absoluteArcWidths().
+ nodeScale(2).nodeSizes(sizes).
+ coords(coords).
+ nodeShapes(shapes).
+ nodeColors(composeMap(palette,colors)).
+ arcColors(composeMap(palette,acolors)).
+ arcWidthScale(.3).arcWidths(widths).
+ nodeTexts(id).nodeTextSize(3).
+ enableParallel().parArcDist(1).
+ drawArrows().arrowWidth(1).arrowLength(1).
+ run();
+
+ // Create an .eps file showing the colors of a default Palette
+ ListDigraph h;
+ ListDigraph::NodeMap<int> hcolors(h);
+ ListDigraph::NodeMap<Point> hcoords(h);
+
+ int cols=int(std::sqrt(double(palette.size())));
+ for(int i=0;i<int(paletteW.size());i++) {
+ Node n=h.addNode();
+ hcoords[n]=Point(1+i%cols,1+i/cols);
+ hcolors[n]=i;
+ }
+
+ cout << "Create 'graph_to_eps_demo_out_7_colors.eps'" << endl;
+ graphToEps(h,"graph_to_eps_demo_out_7_colors.eps").
+ scale(60).
+ title("Sample .eps figure (Palette demo)").
+ copyright("(C) 2003-2009 LEMON Project").
+ coords(hcoords).
+ absoluteNodeSizes().absoluteArcWidths().
+ nodeScale(.45).
+ distantColorNodeTexts().
+ nodeTexts(hcolors).nodeTextSize(.6).
+ nodeColors(composeMap(paletteW,hcolors)).
+ run();
+
+ return 0;
+}
diff --git a/lemon/demo/lgf_demo.cc b/lemon/demo/lgf_demo.cc
new file mode 100644
index 0000000..e2d31cd
--- /dev/null
+++ b/lemon/demo/lgf_demo.cc
@@ -0,0 +1,70 @@
+/* -*- mode: C++; indent-tabs-mode: nil; -*-
+ *
+ * This file is a part of LEMON, a generic C++ optimization library.
+ *
+ * Copyright (C) 2003-2009
+ * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
+ * (Egervary Research Group on Combinatorial Optimization, EGRES).
+ *
+ * Permission to use, modify and distribute this software is granted
+ * provided that this copyright notice appears in all copies. For
+ * precise terms see the accompanying LICENSE file.
+ *
+ * This software is provided "AS IS" with no warranty of any kind,
+ * express or implied, and with no claim as to its suitability for any
+ * purpose.
+ *
+ */
+
+///\ingroup demos
+///\file
+///\brief Demonstrating graph input and output
+///
+/// This program gives an example of how to read and write a digraph
+/// and additional maps from/to a stream or a file using the
+/// \ref lgf-format "LGF" format.
+///
+/// The \c "digraph.lgf" file:
+/// \include digraph.lgf
+///
+/// And the program which reads it and prints the digraph to the
+/// standard output:
+/// \include lgf_demo.cc
+
+#include <iostream>
+#include <lemon/smart_graph.h>
+#include <lemon/lgf_reader.h>
+#include <lemon/lgf_writer.h>
+
+using namespace lemon;
+
+int main() {
+ SmartDigraph g;
+ SmartDigraph::ArcMap<int> cap(g);
+ SmartDigraph::Node s, t;
+
+ try {
+ digraphReader(g, "digraph.lgf"). // read the directed graph into g
+ arcMap("capacity", cap). // read the 'capacity' arc map into cap
+ node("source", s). // read 'source' node to s
+ node("target", t). // read 'target' node to t
+ run();
+ } catch (Exception& error) { // check if there was any error
+ std::cerr << "Error: " << error.what() << std::endl;
+ return -1;
+ }
+
+ std::cout << "A digraph is read from 'digraph.lgf'." << std::endl;
+ std::cout << "Number of nodes: " << countNodes(g) << std::endl;
+ std::cout << "Number of arcs: " << countArcs(g) << std::endl;
+
+ std::cout << "We can write it to the standard output:" << std::endl;
+
+ digraphWriter(g). // write g to the standard output
+ arcMap("capacity", cap). // write cap into 'capacity'
+ node("source", s). // write s to 'source'
+ node("target", t). // write t to 'target'
+ run();
+
+ return 0;
+}
--
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