Updated libs from the Adaptagrams project: libavoid, libcola and libvspc; changed the code to match the new API

Signed-off-by: Sylvain Chiron <chironsylvain@orange.fr>

1 files changed, 80 insertions, 0 deletions

diff --git a/src/libcola/tests/invalid.cpp b/src/libcola/tests/invalid.cpp
new file mode 100644
index 000000000..175a6b7a5
--- /dev/null
+++ b/src/libcola/tests/invalid.cpp
@@ -0,0 +1,80 @@
+/*
+ * vim: ts=4 sw=4 et tw=0 wm=0
+ *
+ * libcola - A library providing force-directed network layout using the 
+ *           stress-majorization method subject to separation constraints.
+ *
+ * Copyright (C) 2006-2008  Monash University
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library in the file LICENSE; if not, 
+ * write to the Free Software Foundation, Inc., 59 Temple Place, 
+ * Suite 330, Boston, MA  02111-1307  USA
+ *
+*/
+
+
+/** \file
+ * Interface between Inkscape code (SPItem) and graphlayout functions.
+ *
+ * Authors:
+ *   Tim Dwyer <tgdwyer@gmail.com>
+ */
+#include <iostream>
+
+#include <vector>
+#include <algorithm>
+#include <float.h>
+#include <libcola/cola.h>
+//#include <libvspc/exceptions.h>
+#include <libvpsc/constraint.h>
+#include "graphlayouttest.h"
+
+using namespace std;
+using namespace cola;
+int main() {
+
+	const unsigned V = 2;
+	typedef pair < unsigned, unsigned >Edge;
+	Edge edge_array[] = { Edge(0, 1) };
+	unsigned E = sizeof(edge_array) / sizeof(Edge);
+	vector<Edge> es(edge_array,edge_array+E);
+	double width=100;
+	double height=100;
+	vector<vpsc::Rectangle*> rs;
+	for(unsigned i=0;i<V;i++) {
+		double x=getRand(width), y=getRand(height);
+		rs.push_back(new vpsc::Rectangle(x,x+5,y,y+5));
+	}
+	ConstrainedFDLayout alg(rs, es, width/2);
+	CompoundConstraints ccs;
+	AlignmentConstraint ac(vpsc::YDIM);
+	ccs.push_back(&ac);
+	ac.addShape(0,0);
+	ac.addShape(5,0);
+	alg.setConstraints(ccs);
+    try {
+	    alg.run();
+    } catch (cola::InvalidVariableIndexException& e) {
+        cerr << e.what() << endl;
+		return 0;
+    }
+	//assert(fabs(rs[0]->getCentreX()-rs[3]->getCentreX())<0.001);
+	cout<<rs[0]->getCentreX()<<","<<rs[1]->getCentreX()<<endl;
+	//output_svg(rs,es,"unsatisfiable.svg");
+	for(unsigned i=0;i<V;i++) {
+		delete rs[i];
+	}
+    return 1;
+}
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4:textwidth=99 :