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#include <ogdf/planarity/PlanarizationLayout.h>
#include <ogdf/planarity/SubgraphPlanarizer.h>
#include <ogdf/planarity/VariableEmbeddingInserter.h>
#include <ogdf/planarity/FastPlanarSubgraph.h>
#include <ogdf/orthogonal/OrthoLayout.h>
#include <ogdf/planarity/EmbedderMinDepthMaxFaceLayers.h>
#include <ogdf/fileformats/GraphIO.h>
using namespace ogdf;
int main()
{
Graph G;
GraphAttributes GA(G,
GraphAttributes::nodeGraphics |
GraphAttributes::edgeGraphics |
GraphAttributes::nodeLabel |
GraphAttributes::edgeStyle |
GraphAttributes::nodeStyle |
GraphAttributes::nodeTemplate);
GraphIO::readGML(GA, G, "ERDiagram.gml");
PlanarizationLayout pl;
SubgraphPlanarizer *crossMin = new SubgraphPlanarizer;
FastPlanarSubgraph *ps = new FastPlanarSubgraph;
ps->runs(100);
VariableEmbeddingInserter *ves = new VariableEmbeddingInserter;
ves->removeReinsert(rrAll);
crossMin->setSubgraph(ps);
crossMin->setInserter(ves);
EmbedderMinDepthMaxFaceLayers *emb = new EmbedderMinDepthMaxFaceLayers;
pl.setEmbedder(emb);
OrthoLayout *ol = new OrthoLayout;
ol->separation(20.0);
ol->cOverhang(0.4);
pl.setPlanarLayouter(ol);
pl.call(GA);
GraphIO::writeGML(GA, "ERDiagram-layout.gml");
return 0;
}
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