Example usage for java.awt Color BLACK

List of usage examples for java.awt Color BLACK

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In this page you can find the example usage for java.awt Color BLACK.

Prototype

Color BLACK

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The color black.

Usage

From source file:OverlaySample.java

public static void main(String args[]) {

    ActionListener generalActionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            JComponent comp = (JComponent) actionEvent.getSource();
            System.out.println(actionEvent.getActionCommand() + ": " + comp.getBounds());
        }//from ww  w . j a  va  2 s  .  c  o m
    };

    ActionListener sizingActionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            setupButtons(actionEvent.getActionCommand());
        }
    };

    JFrame frame = new JFrame("Overlay Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JPanel panel = new JPanel();
    LayoutManager overlay = new OverlayLayout(panel);
    panel.setLayout(overlay);

    Object settings[][] = { { "Small", new Dimension(25, 25), Color.white },
            { "Medium", new Dimension(50, 50), Color.gray },
            { "Large", new Dimension(100, 100), Color.black } };
    JButton buttons[] = { smallButton, mediumButton, largeButton };

    for (int i = 0, n = settings.length; i < n; i++) {
        JButton button = buttons[i];
        button.addActionListener(generalActionListener);
        button.setActionCommand((String) settings[i][0]);
        button.setMaximumSize((Dimension) settings[i][1]);
        button.setBackground((Color) settings[i][2]);
        panel.add(button);
    }

    setupButtons(SET_CENTRAL);

    JPanel actionPanel = new JPanel();
    actionPanel.setBorder(BorderFactory.createTitledBorder("Change Alignment"));
    String actionSettings[] = { SET_MINIMUM, SET_MAXIMUM, SET_CENTRAL, SET_MIXED };
    for (int i = 0, n = actionSettings.length; i < n; i++) {
        JButton button = new JButton(actionSettings[i]);
        button.addActionListener(sizingActionListener);
        actionPanel.add(button);
    }

    Container contentPane = frame.getContentPane();
    contentPane.add(panel, BorderLayout.CENTER);
    contentPane.add(actionPanel, BorderLayout.SOUTH);

    frame.setSize(400, 300);
    frame.setVisible(true);
}

From source file:PowerMethod.power_method.java

public static void main(String[] args) {
    //////////////////////////////////////////////////////
    // Edit vals to contain values for matrix A         //
    // Edit vals2 to contain values for initial vector  //
    //////////////////////////////////////////////////////
    double[][] vals = { { 3, 4 }, { 3, 1 } };
    RealMatrix A = new Array2DRowRealMatrix(vals);
    double[][] vals2 = { { 1 }, { 1 } };
    RealMatrix u = new Array2DRowRealMatrix(vals2);
    power_object a = power_method(A, u, .1, 7);

    List<RealMatrix> matrices = genMatrices();
    List<trace_det> trace_dets = new ArrayList<>();
    double trace;
    double det;/* w  w  w.jav  a  2 s . com*/
    int iterA;
    int iterInverseA;
    for (RealMatrix r : matrices) {
        MatrixMethods m = new MatrixMethods(r);
        RealMatrix inverseR = m.inverseMatrix();
        power_object largestVal = power_method(r, u, .00005, 100);
        power_object smallestVal = power_method(inverseR, u, .00005, 100);
        if (largestVal == null || smallestVal == null) {
            continue;
        }
        trace = m.trace();
        det = m.determinant();
        iterA = largestVal.getNumN();
        iterInverseA = smallestVal.getNumN();
        trace_det td = new trace_det(trace, det, iterA, iterInverseA);
        trace_dets.add(td);
    }
    JFreeChart chart = ChartFactory.createXYLineChart("Trace vs. Determinant for Power Method", "Determinant",
            "Trace", createDataSetA(trace_dets), PlotOrientation.VERTICAL, true, true, false);
    ChartPanel chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new java.awt.Dimension(560, 367));
    final XYPlot plot = chart.getXYPlot();
    XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();
    renderer.setSeriesPaint(0, Color.RED);
    renderer.setSeriesPaint(1, Color.BLUE);
    renderer.setSeriesPaint(2, Color.GREEN);
    renderer.setSeriesPaint(3, Color.BLACK);
    renderer.setSeriesPaint(4, Color.YELLOW);
    renderer.setSeriesPaint(5, Color.PINK);
    renderer.setSeriesPaint(6, Color.ORANGE);
    renderer.setSeriesPaint(7, Color.GRAY);
    renderer.setSeriesPaint(8, Color.MAGENTA);
    renderer.setSeriesPaint(9, Color.LIGHT_GRAY);
    renderer.setSeriesPaint(10, Color.DARK_GRAY);
    //renderer.setSeriesStroke( 0 , new BasicStroke( 3.0f ) );
    //renderer.setSeriesStroke( 1 , new BasicStroke( 2.0f ) );
    plot.setRenderer(renderer);
    ChartFrame frame = new ChartFrame("Power Method", chart);
    frame.pack();
    frame.setVisible(true);

    JFreeChart inverseChart = ChartFactory.createXYLineChart("Trace vs. Determinant for Inverse Power Method",
            "Determinant", "Trace", createDataSetAInverse(trace_dets), PlotOrientation.VERTICAL, true, true,
            false);
    ChartPanel inverseChartPanel = new ChartPanel(inverseChart);
    inverseChartPanel.setPreferredSize(new java.awt.Dimension(560, 367));
    final XYPlot inversePlot = inverseChart.getXYPlot();
    XYLineAndShapeRenderer inverseRenderer = new XYLineAndShapeRenderer();
    inverseRenderer.setSeriesPaint(0, Color.RED);
    inverseRenderer.setSeriesPaint(1, Color.BLUE);
    inverseRenderer.setSeriesPaint(2, Color.GREEN);
    inverseRenderer.setSeriesPaint(3, Color.BLACK);
    inverseRenderer.setSeriesPaint(4, Color.YELLOW);
    inverseRenderer.setSeriesPaint(5, Color.PINK);
    inverseRenderer.setSeriesPaint(6, Color.ORANGE);
    inverseRenderer.setSeriesPaint(7, Color.GRAY);
    inverseRenderer.setSeriesPaint(8, Color.MAGENTA);
    inverseRenderer.setSeriesPaint(9, Color.LIGHT_GRAY);
    inverseRenderer.setSeriesPaint(10, Color.DARK_GRAY);
    inversePlot.setRenderer(renderer);
    ChartFrame inverseFrame = new ChartFrame("Power Method", inverseChart);
    inverseFrame.pack();
    inverseFrame.setVisible(true);
}

From source file:ega.projekt.graphDraw.DrawGraph.java

/**
 * @param args the command line arguments
 *///from  w  ww . j  av  a  2  s.c  o m
public static void main(String[] args) {
    ega.projekt.graph.Graph dataGraph = new ega.projekt.graph.Graph(5, 100, 295, 295);
    if (dataGraph.getEdges().isEmpty())
        System.out.println("Error initializing graph");
    DrawGraph graphView = new DrawGraph(dataGraph); // This builds the graph
    // Layout<V, E>, VisualizationComponent<V,E>
    Layout<Node, Edge> layout = new StaticLayout(graphView.drawGraph);
    for (Node n : graphView.drawGraph.getVertices()) {
        layout.setLocation(n, new java.awt.geom.Point2D.Double(n.getX(), n.getY()));
    }
    layout.setSize(new Dimension(300, 300));
    BasicVisualizationServer<Node, Edge> vv = new BasicVisualizationServer<>(layout);
    vv.setPreferredSize(new Dimension(350, 350));
    // Setup up a new vertex to paint transformer...
    Transformer<Node, Paint> vertexPaint = new Transformer<Node, Paint>() {
        public Paint transform(Node i) {
            return Color.GREEN;
        }
    };

    // Set up a new stroke Transformer for the edges
    //float dash[] = {10.0f};
    final Stroke edgeStroke = new BasicStroke(1.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER);
    Transformer<Edge, Stroke> edgeStrokeTransformer = new Transformer<Edge, Stroke>() {
        public Stroke transform(Edge e) {
            if (e.isMarked()) {
                final Stroke modStroke = new BasicStroke(5.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER);
                return modStroke;
            }
            return edgeStroke;
        }
    };
    Transformer<Edge, Paint> edgePaint = new Transformer<Edge, Paint>() {
        public Paint transform(Edge e) {
            if (e.isMarked()) {
                return Color.RED;
            }
            return Color.BLACK;
        }
    };
    vv.getRenderContext().setVertexFillPaintTransformer(vertexPaint);
    vv.getRenderContext().setEdgeStrokeTransformer(edgeStrokeTransformer);
    vv.getRenderContext().setEdgeShapeTransformer(new EdgeShape.QuadCurve<Node, Edge>());
    vv.getRenderContext().setEdgeLabelTransformer(new Transformer<Edge, String>() {
        public String transform(Edge e) {
            return (e.getFlowString() + "/" + Integer.toString(e.getCapacity()));
        }
    });
    vv.getRenderContext().setVertexLabelTransformer(new Transformer<Node, String>() {
        public String transform(Node n) {
            return (Integer.toString(n.getID()));
        }
    });
    vv.getRenderer().getVertexLabelRenderer().setPosition(Renderer.VertexLabel.Position.CNTR);

    JFrame frame = new JFrame("Simple Graph View 2");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.getContentPane().add(vv);
    frame.pack();
    frame.setVisible(true);
}

From source file:it.iit.genomics.cru.igb.bundles.mi.view.TestJung.java

public static void main(String[] args) {

    Graph<MoleculeEntry, EdgeInteraction> graph = new SparseMultigraph<>();

    MoleculeEntry v1 = new MoleculeEntry("A");
    v1.addGeneName("A");
    v1.setTaxid("9606");

    MoleculeEntry v2 = new MoleculeEntry("B");
    v2.addGeneName("b");
    v2.setTaxid("9606");

    MoleculeEntry v3 = new MoleculeEntry("DNA");
    v3.addGeneName("DNA");
    v3.setTaxid(MoleculeEntry.TAXID_DNA);

    EdgeInteraction edge = new EdgeInteraction(true, true, true, "e1");
    graph.addEdge(edge, v1, v2, EdgeType.UNDIRECTED);

    EdgeInteraction edge2 = new EdgeInteraction(false, false, true, "e2");
    graph.addEdge(edge2, v1, v3, EdgeType.UNDIRECTED);

    EdgeInteraction edge3 = new EdgeInteraction(false, false, false, "e3");
    graph.addEdge(edge3, v2, v3, EdgeType.UNDIRECTED);

    // The Layout<V, E> is parameterized by the vertex and edge types
    Layout<MoleculeEntry, EdgeInteraction> layout = new ISOMLayout(graph);

    layout.setSize(new Dimension(500, 600)); // sets the initial size of the space
    // The BasicVisualizationServer<V,E> is parameterized by the edge types
    VisualizationViewer<MoleculeEntry, EdgeInteraction> vv = new VisualizationViewer<>(layout);

    vv.setPreferredSize(new Dimension(550, 650)); //Sets the viewing area size
    vv.setBackground(Color.WHITE);
    Transformer<MoleculeEntry, Paint> vertexPaint = new Transformer<MoleculeEntry, Paint>() {
        @Override//ww  w. j  av  a 2s. c o  m
        public Paint transform(MoleculeEntry molecule) {
            switch (molecule.getTaxid()) {
            case MoleculeEntry.TAXID_DNA:
                ;
            case MoleculeEntry.TAXID_RNA:
                return Color.GREEN;
            case MoleculeEntry.TAXID_LIGAND:
                return Color.MAGENTA;
            default:
                return Color.GREEN;
            }
        }
    };

    Transformer<EdgeInteraction, Paint> edgePaint = new Transformer<EdgeInteraction, Paint>() {
        @Override
        public Paint transform(EdgeInteraction interaction) {
            return interaction.hasStructure ? Color.BLACK : Color.GRAY;
        }
    };

    final Stroke edgeStroke01 = new BasicStroke();

    final float nodeSize = 20;

    final Stroke edgeStrokeBothContacts = new ShapeStroke(new Shape[] { new Ellipse2D.Float(0, 0, 10, 10) },
            nodeSize, true, true);

    final Stroke edgeStrokeStartContacts = new ShapeStroke(new Shape[] { new Ellipse2D.Float(0, 0, 10, 10) },
            nodeSize, true, false);

    final Stroke edgeStrokeEndContacts = new ShapeStroke(new Shape[] { new Ellipse2D.Float(0, 0, 10, 10) },
            nodeSize, false, true);

    final Stroke edgeStrokeBothContact = new CompoundStroke(edgeStroke01, edgeStrokeBothContacts,
            CompoundStroke.ADD);

    final Stroke edgeStrokeStartContact = new CompoundStroke(edgeStroke01, edgeStrokeStartContacts,
            CompoundStroke.ADD);

    final Stroke edgeStrokeEndContact = new CompoundStroke(edgeStroke01, edgeStrokeEndContacts,
            CompoundStroke.ADD);

    Transformer<EdgeInteraction, Stroke> edgeStrokeTransformer = new Transformer<EdgeInteraction, Stroke>() {
        @Override
        public Stroke transform(EdgeInteraction s) {
            if (s.hasContactsA && s.hasContactsB) {
                return edgeStrokeBothContact;
            }

            if (s.hasContactsA) {
                return edgeStrokeStartContact;
            }

            if (s.hasContactsB) {
                return edgeStrokeEndContact;
            }

            return edgeStroke01;
        }
    };

    Transformer<MoleculeEntry, String> moleculeLabeller = new Transformer<MoleculeEntry, String>() {
        @Override
        public String transform(MoleculeEntry s) {
            return s.getGeneName();
        }
    };

    vv.getRenderContext().setVertexFillPaintTransformer(vertexPaint);
    vv.getRenderContext().setEdgeDrawPaintTransformer(edgePaint);
    vv.getRenderContext().setEdgeStrokeTransformer(edgeStrokeTransformer);

    vv.getRenderContext().setVertexLabelTransformer(moleculeLabeller);

    vv.getRenderer().getVertexLabelRenderer().setPosition(Renderer.VertexLabel.Position.CNTR);

    DefaultModalGraphMouse graphMouse = new DefaultModalGraphMouse();

    graphMouse.setMode(ModalGraphMouse.Mode.PICKING);

    vv.setGraphMouse(graphMouse);

    JFrame frame = new JFrame("Network " + "A");

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    frame.getContentPane().add(vv);
    frame.pack();

    frame.setVisible(true);
}

From source file:FileTree.java

/** Main: make a Frame, add a FileTree */
public static void main(String[] av) {

    JFrame frame = new JFrame("FileTree");
    frame.setForeground(Color.black);
    frame.setBackground(Color.lightGray);
    Container cp = frame.getContentPane();

    if (av.length == 0) {
        cp.add(new FileTree(new File(".")));
    } else {/*from w w w .  ja v  a  2  s.c  o m*/
        cp.setLayout(new BoxLayout(cp, BoxLayout.X_AXIS));
        for (int i = 0; i < av.length; i++)
            cp.add(new FileTree(new File(av[i])));
    }

    frame.pack();
    frame.setVisible(true);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}

From source file:com.googlecode.sarasvati.visual.jung.JungVisualizer.java

@SuppressWarnings("serial")
public static void main(String[] args) throws Exception {
    TestSetup.init();/*  w ww. ja  va 2 s . c  o m*/

    Session session = TestSetup.openSession();
    HibEngine engine = new HibEngine(session);

    JFrame frame = new JFrame("Workflow Visualizer");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setMinimumSize(new Dimension(800, 600));

    JSplitPane splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
    frame.getContentPane().add(splitPane);

    DefaultListModel listModel = new DefaultListModel();
    for (Graph g : engine.getRepository().getGraphs()) {
        listModel.addElement(g);
    }

    ListCellRenderer cellRenderer = new DefaultListCellRenderer() {
        @Override
        public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected,
                boolean cellHasFocus) {
            super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);

            Graph g = (Graph) value;

            setText(g.getName() + "." + g.getVersion() + "  ");
            return this;
        }
    };

    final JList graphList = new JList(listModel);
    graphList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    graphList.setCellRenderer(cellRenderer);

    JScrollPane listScrollPane = new JScrollPane(graphList);
    listScrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
    listScrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);

    splitPane.add(listScrollPane);

    //TreeLayout<NodeRef, Arc> layout = new TreeLayout<NodeRef, Arc>();

    DirectedSparseMultigraph<Node, Arc> graph = new DirectedSparseMultigraph<Node, Arc>();

    //final SpringLayout2<HibNodeRef, HibArc> layout = new SpringLayout2<HibNodeRef, HibArc>(graph);
    //final KKLayout<HibNodeRef, HibArc> layout = new KKLayout<HibNodeRef, HibArc>(graph);
    final TreeLayout layout = new TreeLayout(graph);
    final BasicVisualizationServer<Node, Arc> vs = new BasicVisualizationServer<Node, Arc>(layout);
    //vs.getRenderContext().setVertexLabelTransformer( new NodeLabeller() );
    //vs.getRenderContext().setEdgeLabelTransformer( new ArcLabeller() );
    vs.getRenderContext().setVertexShapeTransformer(new NodeShapeTransformer());
    vs.getRenderContext().setVertexFillPaintTransformer(new NodeColorTransformer());
    vs.getRenderContext().setLabelOffset(5);
    vs.getRenderContext().setVertexIconTransformer(new Transformer<Node, Icon>() {
        @Override
        public Icon transform(Node node) {
            return "task".equals(node.getType()) ? new TaskIcon(node) : null;
        }
    });

    Transformer<Arc, Paint> edgeColorTrans = new Transformer<Arc, Paint>() {
        private Color darkRed = new Color(128, 0, 0);

        @Override
        public Paint transform(Arc arc) {
            return "reject".equals(arc.getName()) ? darkRed : Color.black;
        }
    };

    vs.getRenderContext().setEdgeDrawPaintTransformer(edgeColorTrans);
    vs.getRenderContext().setArrowDrawPaintTransformer(edgeColorTrans);

    final JScrollPane scrollPane = new JScrollPane(vs);
    scrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
    scrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);

    splitPane.add(scrollPane);
    scrollPane.setBackground(Color.white);

    graphList.addListSelectionListener(new ListSelectionListener() {
        @Override
        public void valueChanged(ListSelectionEvent e) {
            if (e.getValueIsAdjusting()) {
                return;
            }

            final Graph g = (Graph) graphList.getSelectedValue();

            if ((g == null && currentGraph == null) || (g != null && g.equals(currentGraph))) {
                return;
            }

            currentGraph = g;

            DirectedSparseMultigraph<Node, Arc> jungGraph = new DirectedSparseMultigraph<Node, Arc>();

            for (Node ref : currentGraph.getNodes()) {
                jungGraph.addVertex(ref);
            }

            for (Arc arc : currentGraph.getArcs()) {
                jungGraph.addEdge(arc, arc.getStartNode(), arc.getEndNode());
            }

            GraphTree graphTree = new GraphTree(g);
            layout.setGraph(jungGraph);
            layout.setInitializer(new NodeLocationTransformer(graphTree));
            scrollPane.repaint();
        }
    });

    frame.setVisible(true);
}

From source file:com.oculusinfo.ml.spark.unsupervised.TestDPMeans.java

/**
 * @param args/*from  www .  j  av  a2s. co m*/
 */
public static void main(String[] args) {
    int k = 5;

    try {
        FileUtils.deleteDirectory(new File("output/clusters"));
        FileUtils.deleteDirectory(new File("output/centroids"));
    } catch (IOException e1) {
        /* ignore (*/ }

    genTestData(k);

    JavaSparkContext sc = new JavaSparkContext("local", "OculusML");
    SparkDataSet ds = new SparkDataSet(sc);
    ds.load("test.txt", new InstanceParser());

    DPMeansClusterer clusterer = new DPMeansClusterer(80, 10, 0.001);
    clusterer.setOutputPaths("output/centroids", "output/clusters");

    clusterer.registerFeatureType("point", MeanNumericVectorCentroid.class, new EuclideanDistance(1.0));

    clusterer.doCluster(ds);

    try {
        final List<double[]> instances = readInstances();

        final Color[] colors = { Color.red, Color.blue, Color.green, Color.magenta, Color.yellow, Color.black,
                Color.orange, Color.cyan, Color.darkGray, Color.white };

        TestDPMeans t = new TestDPMeans();
        t.add(new JComponent() {
            private static final long serialVersionUID = 7920802321066846416L;

            public void paintComponent(Graphics g) {
                Graphics2D g2 = (Graphics2D) g;
                g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

                for (double[] inst : instances) {
                    int color = (int) inst[0];
                    g.setColor(colors[color]);

                    Ellipse2D l = new Ellipse2D.Double(inst[1], inst[2], 5, 5);
                    g2.draw(l);
                }
            }
        });

        t.setDefaultCloseOperation(EXIT_ON_CLOSE);
        t.setSize(400, 400);
        t.setVisible(true);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:com.oculusinfo.ml.spark.unsupervised.TestThresholdClusterer.java

/**
 * @param args/*from w w w  .  j a va2s  .  c  om*/
 */
public static void main(String[] args) {
    int k = 5;

    try {
        FileUtils.deleteDirectory(new File("output/clusters"));
        FileUtils.deleteDirectory(new File("output/centroids"));
    } catch (IOException e1) {
        /* ignore (*/ }

    genTestData(k);

    JavaSparkContext sc = new JavaSparkContext("local", "OculusML");
    SparkDataSet ds = new SparkDataSet(sc);
    ds.load("test.txt", new InstanceParser());

    ThresholdClusterer clusterer = new ThresholdClusterer(80);
    clusterer.setOutputPaths("output/centroids", "output/clusters");

    clusterer.registerFeatureType("point", MeanNumericVectorCentroid.class, new EuclideanDistance(1.0));

    clusterer.doCluster(ds);

    try {
        final List<double[]> instances = readInstances();

        final Color[] colors = { Color.red, Color.blue, Color.green, Color.magenta, Color.yellow, Color.black,
                Color.orange, Color.cyan, Color.darkGray, Color.white };

        TestThresholdClusterer t = new TestThresholdClusterer();
        t.add(new JComponent() {
            private static final long serialVersionUID = -5597119848880912541L;

            public void paintComponent(Graphics g) {
                Graphics2D g2 = (Graphics2D) g;
                g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

                for (double[] inst : instances) {
                    int color = (int) inst[0];
                    g.setColor(colors[color]);

                    Ellipse2D l = new Ellipse2D.Double(inst[1], inst[2], 5, 5);
                    g2.draw(l);
                }
            }
        });

        t.setDefaultCloseOperation(EXIT_ON_CLOSE);
        t.setSize(400, 400);
        t.setVisible(true);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:com.oculusinfo.ml.spark.unsupervised.TestKMeans.java

/**
 * @param args/*from  w w w. j a  v  a2s  .  c  o  m*/
 */
public static void main(String[] args) {
    int k = 5;

    try {
        FileUtils.deleteDirectory(new File("output/clusters"));
        FileUtils.deleteDirectory(new File("output/centroids"));
    } catch (IOException e1) {
        /* ignore (*/ }

    genTestData(k);

    JavaSparkContext sc = new JavaSparkContext("local", "OculusML");
    SparkDataSet ds = new SparkDataSet(sc);
    ds.load("test.txt", new SparkInstanceParser() {
        private static final long serialVersionUID = 1L;

        @Override
        public Tuple2<String, Instance> call(String line) throws Exception {
            Instance inst = new Instance();

            String tokens[] = line.split(",");

            NumericVectorFeature v = new NumericVectorFeature("point");

            double x = Double.parseDouble(tokens[0]);
            double y = Double.parseDouble(tokens[1]);
            v.setValue(new double[] { x, y });

            inst.addFeature(v);

            return new Tuple2<String, Instance>(inst.getId(), inst);
        }
    });

    KMeansClusterer clusterer = new KMeansClusterer(k, 10, 0.001, "output/centroids", "output/clusters");

    clusterer.registerFeatureType("point", MeanNumericVectorCentroid.class, new EuclideanDistance(1.0));

    clusterer.doCluster(ds);

    try {
        final List<double[]> instances = readInstances();

        final Color[] colors = { Color.red, Color.blue, Color.green, Color.magenta, Color.yellow, Color.black,
                Color.orange, Color.cyan, Color.darkGray, Color.white };

        TestKMeans t = new TestKMeans();
        t.add(new JComponent() {
            private static final long serialVersionUID = 2059497051387104848L;

            public void paintComponent(Graphics g) {
                Graphics2D g2 = (Graphics2D) g;
                g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

                for (double[] inst : instances) {
                    int color = (int) inst[0];
                    g.setColor(colors[color]);

                    Ellipse2D l = new Ellipse2D.Double(inst[1], inst[2], 5, 5);
                    g2.draw(l);
                }
            }
        });

        t.setDefaultCloseOperation(EXIT_ON_CLOSE);
        t.setSize(400, 400);
        t.setVisible(true);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:edu.osu.netmotifs.warswap.ui.GenerateMotifImages.java

public static void main(String[] args) {
    HashMap<Integer, Color> cHash = new HashMap<Integer, Color>();
    cHash.put(0, Color.BLUE);/*from ww  w . j av a2  s .c o  m*/
    cHash.put(2, Color.BLACK);
    cHash.put(1, Color.RED);
    try {
        new GenerateMotifImages(cHash,
                "/home/mitra/workspace/uni-workspace/warswap_tool/warswap.subgraphsdddd.OUT", 3,
                "data/htmout.htm").createHtm(1, 0, 10);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}