1 files changed, 80 insertions, 0 deletions
diff --git a/src/3rdparty/adaptagrams/libcola/output_svg.h b/src/3rdparty/adaptagrams/libcola/output_svg.h
new file mode 100644
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--- /dev/null
+++ b/src/3rdparty/adaptagrams/libcola/output_svg.h
@@ -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.
+ * See the file LICENSE.LGPL distributed with the library.
+ *
+ * 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.
+ *
+*/
+
+#ifndef _OUTPUT_SVG_H
+#define _OUTPUT_SVG_H
+
+#include "libcola/config.h"
+#include "libcola/cola.h"
+
+#ifdef HAVE_CAIROMM
+#include <cairomm/context.h>
+#include <cairomm/surface.h>
+#endif
+
+class OutputFile {
+public:
+	std::vector<vpsc::Rectangle*> const &rs;
+	std::vector<cola::Edge> const &es;
+	std::vector<straightener::Route*> *routes;
+	cola::RootCluster const * rc;
+	std::string const fname;
+	bool rects;
+	bool curvedEdges;
+	OutputFile(std::vector<vpsc::Rectangle*> const &rs, 
+		std::vector<cola::Edge> const &es, 
+		cola::RootCluster const * rc, 
+		std::string const fname,
+		const bool rects=false,
+		const bool curvedEdges=false)
+		: rs(rs),
+		  es(es),
+		  routes(nullptr),
+		  rc(rc),
+		  fname(fname),
+		  rects(rects),
+		  curvedEdges(curvedEdges) {}
+	void generate();
+    void setLabels(std::vector<std::string> ls) {
+        labels.resize(ls.size());
+        std::copy(ls.begin(),ls.end(),labels.begin());
+    }
+	void setLabels(const unsigned n, const char **ls) {
+        labels.resize(n);
+        for(unsigned i=0;i<n;i++) {
+            labels[i]=ls[i];
+        }
+	}
+private:
+#ifdef HAVE_CAIROMM
+	void draw_cluster_boundary(Cairo::RefPtr<Cairo::Context> const &cr, 
+        cola::Cluster &c, const double xmin, const double ymin);
+	void draw_edges(Cairo::RefPtr<Cairo::Context> &cr, 
+        std::vector<straightener::Route*> const & es, 
+        double const xmin, double const ymin);
+	void draw_curved_edges(Cairo::RefPtr<Cairo::Context> &cr,
+		std::vector<cola::Edge> const & es, 
+		const double xmin, 
+		const double ymin);
+	void openCairo(Cairo::RefPtr<Cairo::Context> &cr, double width, double height);
+#endif // HAVE_CAIROMM
+    std::vector<std::string> labels;
+};
+#endif // _OUTPUT_SVG_H