void initYifanHu() {
layout = yifanHu.buildLayout();
layout.setGraphModel(graphModel);
layout.resetPropertiesValues();
layout.setAdaptiveCooling(false);
layout.setStepRatio(stepRatio);
layout.setOptimalDistance(optimalDistance);
layout.setBarnesHutTheta(barnesHutTheta);
layout.setQuadTreeMaxLevel(quadTreeMaxLevel);
layout.initAlgo();
}
private void doPoetGraph(String path, String poet) {
System.out.println(poet);
ProjectController pc = Lookup.getDefault().lookup(ProjectController.class);
pc.newProject();
Workspace workspace = pc.getCurrentWorkspace();
GraphModel graphModel = Lookup.getDefault().lookup(GraphController.class).getModel();
UndirectedGraph directedGraph = graphModel.getUndirectedGraph();
ExportController ec = Lookup.getDefault().lookup(ExportController.class);
ArrayList<String> queue = new ArrayList<String>();
ArrayList<Integer> depthqueue = new ArrayList<Integer>();
queue.add(poet);
depthqueue.add(0);
int depth = 0;
int nodecount = 0;
while (queue.size() != 0 && depth < 3 && nodecount < 20) {
String name = queue.remove(0);
depth = depthqueue.remove(0);
Node n = directedGraph.getNode(name);
if (n == null) {
n = graphModel.factory().newNode(name);
n.getNodeData().setLabel(name);
directedGraph.addNode(n);
nodecount++;
}
Iterator<String> it = edges.get(poet).keySet().iterator();
while (it.hasNext()) {
String to = it.next();
Node slave = directedGraph.getNode(to);
if (slave == null) {
slave = graphModel.factory().newNode(to);
slave.getNodeData().setLabel(to);
directedGraph.addNode(slave);
}
Edge e = graphModel.factory().newEdge(n, slave, edges.get(poet).get(to) * 15, false);
directedGraph.addEdge(e);
queue.add(to);
depthqueue.add(depth + 1);
}
}
// Preview
PreviewModel previewModel = Lookup.getDefault().lookup(PreviewController.class).getModel();
previewModel.getProperties().putValue(PreviewProperty.SHOW_NODE_LABELS, Boolean.TRUE);
previewModel.getProperties().putValue(PreviewProperty.EDGE_COLOR, new EdgeColor(Color.BLUE));
previewModel.getProperties().putValue(PreviewProperty.EDGE_THICKNESS, new Float(0.005f));
previewModel
.getProperties()
.putValue(PreviewProperty.NODE_LABEL_COLOR, new DependantOriginalColor(Color.RED));
previewModel
.getProperties()
.putValue(
PreviewProperty.NODE_LABEL_FONT,
previewModel
.getProperties()
.getFontValue(PreviewProperty.NODE_LABEL_FONT)
.deriveFont(12));
YifanHuLayout layout = new YifanHuLayout(null, new StepDisplacement(1f));
layout.setGraphModel(graphModel);
layout.resetPropertiesValues();
layout.setOptimalDistance(120f);
layout.initAlgo();
for (int i = 0; i < 100 && layout.canAlgo(); i++) {
layout.goAlgo();
}
try {
ec.exportFile(new File(path + poet + ".svg"));
} catch (IOException ex) {
ex.printStackTrace();
return;
}
}