本文主要是介绍利用Jung API在eclipse中实现Graph可视化,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
graph.addVertex(v);
}
graph.addEdge(e, e.vertices.get(0),e.vertices.get(1));
}
graph.addEdge(e, e.vertices.get(0), e.vertices.get(1), EdgeType.DIRECTED);
}
这样,我们就将自己的图适配好了Jung中所用的图,于是就可以调用JUNG中API进行可视化操作了
VisualizationViewer<Vertex, Edge> vv = new VisualizationViewer<Vertex, Edge>(layout);
public String transform(Vertex v) {
if(v instanceof Word) return "Word "+v.getLabel();
else if(v instanceof Person) return "Person "+ v.getLabel();
else if(v instanceof Computer) return "Computer "+ v.getLabel();
else if(v instanceof Router) return "Router "+ v.getLabel();
else if(v instanceof Server) return "Server "+ v.getLabel();
else if(v instanceof WirelessRouter) return "WirelessRouter "+ v.getLabel();
else if(v instanceof Movie) return "Movie "+ v.getLabel();
else if(v instanceof Actor) return "Actor "+ v.getLabel();
else if(v instanceof Director) return "Director "+ v.getLabel();
else return null;
}
});
public Paint transform(Vertex v) {
if(v instanceof Word || v instanceof Person) return Color.RED;
else if(v instanceof Computer) return Color.BLUE;
else if(v instanceof Router) return Color.GREEN;
else if(v instanceof Server) return Color.ORANGE;
else if(v instanceof WirelessRouter) return Color.RED;
else if(v instanceof Movie) return Color.BLUE;
else if(v instanceof Actor) return Color.RED;
else if(v instanceof Director) return Color.GREEN;
else return null;
}
public String transform(Edge e) {
return (e.toString() + " " + e.getWeight());
}
});
final Stroke edgeStroke = new BasicStroke(1.0f, BasicStroke.CAP_BUTT,
BasicStroke.JOIN_MITER, 10.0f, dash, 0.0f);
Transformer<Edge, Stroke> edgeStrokeTransformer = new Transformer<Edge, Stroke>() {
public Stroke transform(Edge s) {
if(s instanceof SameMovieHyperEdge) {
return edgeStroke;
}
return null;
}
};
// 设置边的线型
vv.getRenderContext().setEdgeStrokeTransformer(edgeStrokeTransformer);
//设置模式,默认模式可以拖动节点
gm.setMode(Mode.PICKING);
vv.setGraphMouse(gm);
//最后是套话,pack 、 visible
JFrame myframe = new JFrame();
myframe.getContentPane().add(vv);
myframe.setExtendedState(JFrame.MAXIMIZED_BOTH);
myframe.pack();
myframe.setVisible(true);
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