Example usage for org.apache.commons.collections15 Transformer Transformer

Introduction

In this page you can find the example usage for org.apache.commons.collections15 Transformer Transformer.

Prototype

Transformer

Source Link

Usage

From source file:org.opennms.features.topology.app.internal.jung.D3LayoutTest.java

protected Transformer<VertexRef, Point2D> initializer(final Layout graphLayout, final Dimension dim) {
    return new Transformer<VertexRef, Point2D>() {
        @Override//from   w  ww  .ja v  a2s. co m
        public Point2D transform(VertexRef v) {
            if (v == null) {
                LOG.info("Algorithm tried to layout a null vertex");
                return new java.awt.Point(0, 0);
            }
            org.opennms.features.topology.api.Point location = graphLayout.getLocation(v);
            return new Point2D.Double(location.getX() + dim.getWidth() / 2.0,
                    location.getY() + dim.getHeight() / 2.0);
        }
    };
}

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From source file:org.opennms.features.topology.app.internal.jung.FRLayoutAlgorithm.java

protected static Transformer<VertexRef, Point2D> initializer(final Layout graphLayout, final int xOffset,
        final int yOffset) {
    return new Transformer<VertexRef, Point2D>() {
        @Override/*from  w  w  w.j ava 2 s. c  om*/
        public Point2D transform(VertexRef v) {
            org.opennms.features.topology.api.Point location = graphLayout.getLocation(v);
            return new Point2D.Double(location.getX() + xOffset, location.getY() + yOffset);
        }
    };
}

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From source file:org.opennms.features.vaadin.topology.jung.BalloonLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);

    int szl = g.getSemanticZoomLevel();

    Vertex rootItem = g.getDisplayVertex(g.getVertexByItemId(m_rootItemId), szl);

    Tree<Vertex, Edge> tree = new OrderedKAryTree<Vertex, Edge>(50);

    Queue<Vertex> q = new LinkedList<Vertex>();
    Set<Vertex> found = new HashSet<Vertex>();

    q.add(rootItem);//www. j  av  a  2 s  .c o m

    tree.addVertex(rootItem);

    Vertex v;
    while ((v = q.poll()) != null) {
        List<Edge> edges = g.getEdgesForVertex(v, szl);
        for (Edge e : edges) {
            Vertex neighbor = e.getSource() != v ? e.getSource() : e.getTarget();
            tree.addEdge(e, v, neighbor);
            if (!found.contains(neighbor)) {
                q.add(neighbor);
            }
        }
    }

    BalloonLayout<Vertex, Edge> layout = new BalloonLayout<Vertex, Edge>(tree);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });

    for (Vertex vertex : g.getVertices(szl)) {
        layout.lock(vertex, vertex.isLocked());
    }

    layout.setSize(new Dimension(750, 750));

    List<Vertex> vertices = g.getVertices(szl);
    for (Vertex vertex : vertices) {
        Point2D point = layout.transform(v);
        vertex.setX((int) point.getX());
        vertex.setY((int) point.getY());
    }

}

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From source file:org.opennms.features.vaadin.topology.jung.CircleLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);

    int szl = g.getSemanticZoomLevel();

    SparseGraph<Vertex, Edge> jungGraph = new SparseGraph<Vertex, Edge>();

    List<Vertex> vertices = g.getVertices(szl);

    for (Vertex v : vertices) {
        jungGraph.addVertex(v);/*from  www  .  j av a2s  . c om*/
    }

    List<Edge> edges = g.getEdges(szl);

    for (Edge e : edges) {
        jungGraph.addEdge(e, e.getSource(), e.getTarget());
    }

    CircleLayout<Vertex, Edge> layout = new CircleLayout<Vertex, Edge>(jungGraph);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });
    layout.setSize(new Dimension(750, 750));

    for (Vertex v : vertices) {
        v.setX((int) layout.getX(v));
        v.setY((int) layout.getY(v));
    }

}

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From source file:org.opennms.features.vaadin.topology.jung.DAGLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);
    Vertex root = g.getVertexByItemId(m_rootItemId);

    int szl = g.getSemanticZoomLevel();

    SparseGraph<Vertex, Edge> jungGraph = new SparseGraph<Vertex, Edge>();

    List<Vertex> vertices = g.getVertices(szl);

    for (Vertex v : vertices) {
        jungGraph.addVertex(v);//from www .jav a  2  s  .co  m
    }

    List<Edge> edges = g.getEdges(szl);

    for (Edge e : edges) {
        jungGraph.addEdge(e, e.getSource(), e.getTarget());
    }

    DAGLayout<Vertex, Edge> layout = new DAGLayout<Vertex, Edge>(jungGraph);
    layout.setRoot(root);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });
    layout.setSize(new Dimension(750, 750));

    for (Vertex v : vertices) {
        layout.lock(v, v.isLocked());
    }

    while (!layout.done()) {
        layout.step();
    }

    for (Vertex v : vertices) {
        v.setX((int) layout.getX(v));
        v.setY((int) layout.getY(v));
    }

}

---

From source file:org.opennms.features.vaadin.topology.jung.FRLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);

    int szl = g.getSemanticZoomLevel();

    SparseGraph<Vertex, Edge> jungGraph = new SparseGraph<Vertex, Edge>();

    List<Vertex> vertices = g.getVertices(szl);

    for (Vertex v : vertices) {
        jungGraph.addVertex(v);/*from  w w  w  .  j a  va2  s  .  c  o  m*/
    }

    List<Edge> edges = g.getEdges(szl);

    for (Edge e : edges) {
        jungGraph.addEdge(e, e.getSource(), e.getTarget());
    }

    FRLayout<Vertex, Edge> layout = new FRLayout<Vertex, Edge>(jungGraph);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });
    layout.setSize(new Dimension(750, 750));

    while (!layout.done()) {
        layout.step();
    }

    for (Vertex v : vertices) {
        v.setX((int) layout.getX(v));
        v.setY((int) layout.getY(v));
    }

}

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From source file:org.opennms.features.vaadin.topology.jung.ISOMLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);

    int szl = g.getSemanticZoomLevel();

    SparseGraph<Vertex, Edge> jungGraph = new SparseGraph<Vertex, Edge>();

    List<Vertex> vertices = g.getVertices(szl);

    for (Vertex v : vertices) {
        jungGraph.addVertex(v);/*w w  w.j  a  va  2  s  . c om*/
    }

    List<Edge> edges = g.getEdges(szl);

    for (Edge e : edges) {
        jungGraph.addEdge(e, e.getSource(), e.getTarget());
    }

    ISOMLayout<Vertex, Edge> layout = new ISOMLayout<Vertex, Edge>(jungGraph);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });
    layout.setSize(new Dimension(750, 750));

    while (!layout.done()) {
        layout.step();
    }

    for (Vertex v : vertices) {
        v.setX((int) layout.getX(v));
        v.setY((int) layout.getY(v));
    }

}

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From source file:org.opennms.features.vaadin.topology.jung.KKLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);

    int szl = g.getSemanticZoomLevel();

    SparseGraph<Vertex, Edge> jungGraph = new SparseGraph<Vertex, Edge>();

    List<Vertex> vertices = g.getVertices(szl);

    for (Vertex v : vertices) {
        jungGraph.addVertex(v);/*from w  ww .j  av a 2  s.  c om*/
    }

    List<Edge> edges = g.getEdges(szl);

    for (Edge e : edges) {
        jungGraph.addEdge(e, e.getSource(), e.getTarget());
    }

    KKLayout<Vertex, Edge> layout = new KKLayout<Vertex, Edge>(jungGraph);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });
    layout.setSize(new Dimension(750, 750));

    for (Vertex v : vertices) {
        layout.lock(v, v.isLocked());
    }

    while (!layout.done()) {
        layout.step();
    }

    for (Vertex v : vertices) {
        v.setX((int) layout.getX(v));
        v.setY((int) layout.getY(v));
    }

}

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From source file:org.opennms.features.vaadin.topology.jung.RadialTreeLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);

    int szl = g.getSemanticZoomLevel();

    DirectedSparseGraph<Vertex, Edge> jungGraph = new DirectedSparseGraph<Vertex, Edge>();

    List<Vertex> vertices = g.getVertices(szl);

    for (Vertex v : vertices) {
        jungGraph.addVertex(v);//from  w w  w .j  a v  a 2 s .c o m
    }

    List<Edge> edges = g.getEdges(szl);

    for (Edge e : edges) {
        jungGraph.addEdge(e, e.getSource(), e.getTarget());
    }

    DelegateForest<Vertex, Edge> forest = new DelegateForest<Vertex, Edge>(jungGraph);

    TreeLayout<Vertex, Edge> layout = new TreeLayout<Vertex, Edge>(forest);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });
    layout.setSize(new Dimension(750, 750));

    for (Vertex v : vertices) {
        Point2D point = layout.transform(v);
        v.setX((int) point.getX());
        v.setY((int) point.getY());
    }
}

---

From source file:org.opennms.features.vaadin.topology.jung.SpringLayoutAlgorithm.java

public void updateLayout(GraphContainer graph) {

    Graph g = new Graph(graph);

    int szl = g.getSemanticZoomLevel();

    SparseGraph<Vertex, Edge> jungGraph = new SparseGraph<Vertex, Edge>();

    List<Vertex> vertices = g.getVertices(szl);

    for (Vertex v : vertices) {
        jungGraph.addVertex(v);/*w w  w . ja v a2 s .c o  m*/
    }

    List<Edge> edges = g.getEdges(szl);

    for (Edge e : edges) {
        jungGraph.addEdge(e, e.getSource(), e.getTarget());
    }

    SpringLayout<Vertex, Edge> layout = new SpringLayout<Vertex, Edge>(jungGraph);
    layout.setInitializer(new Transformer<Vertex, Point2D>() {
        public Point2D transform(Vertex v) {
            return new Point(v.getX(), v.getY());
        }
    });
    layout.setSize(new Dimension(750, 750));
    layout.setRepulsionRange(250);

    int count = 0;
    while (!layout.done() && count < 700) {
        layout.step();
        count++;
    }

    for (Vertex v : vertices) {
        v.setX((int) layout.getX(v));
        v.setY((int) layout.getY(v));
    }

}

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