Example usage for java.awt.geom Point2D getY

Introduction

In this page you can find the example usage for java.awt.geom Point2D getY.

Prototype

public abstract double getY();

Source Link

Document

Returns the Y coordinate of this Point2D in double precision.

Usage

From source file:org.squidy.designer.util.ImageUtils.java

public static Shape getShapeOfImage(BufferedImage image) {
    // Get the data
    Raster data = image.getData();
    ////from   ww w.  j  a  v  a 2s.co  m
    //      System.out.println("num of bands = " + data.getNumBands());
    // The colour of the pixel looking at
    // Shoulld have length of 4 (RGBA)
    int[] lookAt = null;
    // The map of all the points
    Point2D[][] pointMap = new Point2D[data.getWidth()][data.getHeight()];
    // The from point
    Point2D from = null;
    // The general path
    GeneralPath path = new GeneralPath();

    // Go round height
    for (int y = 0; y < data.getHeight(); y++) {
        // Go round width
        for (int x = 0; x < data.getWidth(); x++) {
            // Get the colour
            lookAt = data.getPixel(x, y, lookAt);
            // The alpha
            int a = lookAt[3];
            // If > then 0
            if (a > 0) {
                // Output 1
                //System.out.print(1);
                // Save point
                pointMap[x][y] = new Point2D.Double(x, y);

                if (from == null) {
                    from = pointMap[x][y];
                }
            } // 0
            else {
                // Output 0
                //System.out.print(0);
                // Nothing her
                pointMap[x][y] = null;
            }
        }
        // New line
        //System.out.println();
    }

    // Move it to the from
    if (from != null) {
        path.moveTo(from.getX(), from.getY());
        /*
         * Make the shape
         */
        // Go round height
        for (int y = 0; y < data.getHeight(); y++) {
            // Go round width
            for (int x = 0; x < data.getWidth(); x++) {
                // If the point is not null
                if (pointMap[x][y] != null) {
                    // Draw a line to
                    path.append(new Rectangle2D.Double(pointMap[x][y].getX(), pointMap[x][y].getY(), 1, 1),
                            true);
                    //               path.lineTo(pointMap[x][y].getX(), pointMap[x][y].getY());
                }
            }

        }
        path.closePath();
        // TODO: Put in the middle
        return path;
    }
    return null;
}

---

From source file:vteaexploration.plotgatetools.gates.PolygonGate.java

@Override
public Path2D createPath2D() {

    Point2D p;
    Path2D.Double polygon = new Path2D.Double();

    ListIterator<Point2D.Double> itr = vertices.listIterator();

    p = (Point2D) vertices.get(0);
    polygon.moveTo(p.getX(), p.getY());
    while (itr.hasNext()) {
        p = (Point2D) itr.next();
        polygon.lineTo(p.getX(), p.getY());
    }// w  w  w  . ja  va2  s.c o m
    polygon.closePath();
    return polygon;

}

---

From source file:org.kuali.student.repository.viewer.GitGraphTransformer.java

private Point2D place(RevCommit commit, RevCommit parentCommit) {

    Point2D parentPlacement = findPlacement(parentCommit);

    if (parentPlacement == null) {

        parentPlacement = place(parentCommit);

    }//from   w  w w . jav  a2 s  .  co m

    Point2D.Double placement = new Point2D.Double(parentPlacement.getX(), parentPlacement.getY() + 10);

    while (this.pointToCommitsMap.containsKey(placement)) {
        // prevent placements on the same point

        placement = new Point2D.Double(placement.getX() + 10, placement.getY() + 10);

    }

    this.placedCommitsMap.put(commit, placement);
    this.pointToCommitsMap.put(placement, commit);

    return placement;

}

---

From source file:cl.b9.socialNetwork.jung.SNPajekNetWriter.java

/**
 * Writes <code>graph</code> to <code>w</code>.  Labels for vertices may
 * be supplied by <code>vs</code> (defaults to no labels if null), 
 * edge weights may be specified by <code>nev</code>
 * (defaults to weights of 1.0 if null), 
 * and vertex locations may be specified by <code>vld</code> (defaults
 * to no locations if null). //from ww  w.  j ava 2  s  .co m
 */
@SuppressWarnings("unchecked")
public void save(Graph<V, E> graph, Writer w, Transformer<V, String> vs, Transformer<E, Number> nev,
        Transformer<V, Point2D> vld, Transformer<V, String> shape) throws IOException {
    /*
     * TODO: Changes we might want to make:
     * - optionally writing out in list form
     */

    BufferedWriter writer = new BufferedWriter(w);
    if (nev == null)
        nev = new Transformer<E, Number>() {
            public Number transform(E e) {
                return 1;
            }
        };
    writer.write("*Vertices " + graph.getVertexCount());
    writer.newLine();

    List<V> id = new ArrayList<V>(graph.getVertices());//Indexer.getIndexer(graph);
    for (V currentVertex : graph.getVertices()) {
        // convert from 0-based to 1-based index
        int v_id = id.indexOf(currentVertex) + 1;
        writer.write("" + v_id);
        if (vs != null) {
            String label = vs.transform(currentVertex);
            if (label != null)
                writer.write(" \"" + label + "\"");
        }
        if (vld != null) {
            Point2D location = vld.transform(currentVertex);
            if (location != null)
                writer.write(" " + location.getX() + " " + location.getY());
        }
        if (shape != null) {
            writer.write(" " + shape.transform(currentVertex) + " x_fact 1");
        }
        writer.newLine();
    }

    Collection<E> d_set = new HashSet<E>();
    Collection<E> u_set = new HashSet<E>();

    boolean directed = graph instanceof DirectedGraph;

    boolean undirected = graph instanceof UndirectedGraph;

    // if it's strictly one or the other, no need to create extra sets
    if (directed)
        d_set.addAll(graph.getEdges());
    if (undirected)
        u_set.addAll(graph.getEdges());
    if (!directed && !undirected) // mixed-mode graph
    {
        u_set.addAll(graph.getEdges());
        d_set.addAll(graph.getEdges());
        for (E e : graph.getEdges()) {
            if (graph.getEdgeType(e) == EdgeType.UNDIRECTED) {
                d_set.remove(e);
            } else {
                u_set.remove(e);
            }
        }
    }

    // write out directed edges
    if (!d_set.isEmpty()) {
        writer.write("*Arcs");
        writer.newLine();
    }
    for (E e : d_set) {
        int source_id = id.indexOf(graph.getEndpoints(e).getFirst()) + 1;
        int target_id = id.indexOf(graph.getEndpoints(e).getSecond()) + 1;
        //            float weight = nev.get(e).floatValue();
        float weight = nev.transform(e).floatValue();
        writer.write(source_id + " " + target_id + " " + weight);
        writer.newLine();
    }

    // write out undirected edges
    if (!u_set.isEmpty()) {
        writer.write("*Edges");
        writer.newLine();
    }
    for (E e : u_set) {
        Pair<V> endpoints = graph.getEndpoints(e);
        int v1_id = id.indexOf(endpoints.getFirst()) + 1;
        int v2_id = id.indexOf(endpoints.getSecond()) + 1;
        //            float weight = nev.get(e).floatValue();
        float weight = nev.transform(e).floatValue();
        writer.write(v1_id + " " + v2_id + " " + weight);
        writer.newLine();
    }
    writer.close();
}

---

From source file:ru.jcorp.smartstreets.gui.map.bundle.GraphEditMousePlugin.java

@SuppressWarnings("unchecked")
public void mouseReleased(MouseEvent e) {
    if (checkModifiers(e)) {
        editor.clearPath();/* w ww  . ja  va 2 s  .co m*/

        final VisualizationViewer<GraphNode, GraphLink> vv = (VisualizationViewer<GraphNode, GraphLink>) e
                .getSource();
        final Point2D p = e.getPoint();
        Layout<GraphNode, GraphLink> layout = vv.getModel().getGraphLayout();
        GraphElementAccessor<GraphNode, GraphLink> pickSupport = vv.getPickSupport();
        if (pickSupport != null) {
            final GraphNode vertex = pickSupport.getVertex(layout, p.getX(), p.getY());
            if (vertex != null && startVertex != null) {
                Graph<GraphNode, GraphLink> graph = vv.getGraphLayout().getGraph();

                GraphLink coGraphLink;
                if (edgeFactory instanceof LinkedLinesFactory) {
                    coGraphLink = ((LinkedLinesFactory) edgeFactory).createLinkedLine(startVertex, vertex);
                } else {
                    coGraphLink = edgeFactory.create();
                }

                SmartMapLine line = coGraphLink.getMapLine();
                if (line.getCodirectionalSign() == null)
                    line.setCodirectionalSign(new RoadSign());
                if (line.getOppositelySign() == null)
                    line.setOppositelySign(new RoadSign());

                GraphLink opGraphLink = new GraphLink(coGraphLink.getMapLine(),
                        coGraphLink.getMapLine().getOppositelySign());

                coGraphLink.setNeighbor(opGraphLink);
                opGraphLink.setNeighbor(coGraphLink);

                graph.addEdge(coGraphLink, startVertex, vertex, edgeIsDirected);
                graph.addEdge(opGraphLink, vertex, startVertex, edgeIsDirected);
                vv.repaint();
            }
        }
        startVertex = null;
        down = null;
        edgeIsDirected = EdgeType.UNDIRECTED;
        vv.removePostRenderPaintable(edgePaintable);
        vv.removePostRenderPaintable(arrowPaintable);
    }
}

---

From source file:org.owasp.benchmark.score.report.Scatter.java

private void makeDataLabels(OverallResults or, XYPlot xyplot) {
    HashMap<Point2D, String> map = makePointList(or);
    for (Entry<Point2D, String> e : map.entrySet()) {
        if (e.getValue() != null) {
            Point2D p = e.getKey();
            String label = sort(e.getValue());
            XYTextAnnotation annotation = new XYTextAnnotation(label, p.getX(), p.getY());
            annotation.setTextAnchor(p.getX() < 3 ? TextAnchor.TOP_LEFT : TextAnchor.TOP_CENTER);
            annotation.setBackgroundPaint(Color.white);
            annotation.setPaint(Color.blue);
            annotation.setFont(theme.getRegularFont());
            xyplot.addAnnotation(annotation);
        }/*from w ww .j  av a  2  s  .  c  o m*/
    }
}

---

From source file:edu.uci.ics.jung.io.CustomPajekNetWriter.java

/**
 * Writes <code>graph</code> to <code>w</code>. Labels for vertices may be
 * supplied by <code>vs</code> (defaults to no labels if null), edge weights
 * may be specified by <code>nev</code> (defaults to weights of 1.0 if
 * null), and vertex locations may be specified by <code>vld</code>
 * (defaults to no locations if null)./*from   ww  w.  j av  a 2  s . c  o m*/
 */
public void save(MyGraph<V, E> graph, Writer w, Transformer<V, String> vs, Transformer<E, Number> nev,
        Transformer<V, Point2D> vld) throws IOException {
    /*
     * TODO: Changes we might want to make:
     * - optionally writing out in list form
     */

    BufferedWriter writer = new BufferedWriter(w);
    if (nev == null) {
        nev = new Transformer<E, Number>() {
            public Number transform(E e) {
                return 1;
            }
        };
    }
    writer.write("*Colors " + graph.getLayoutParameters().getBackgroundColorRgb() + ","
            + graph.getLayoutParameters().getEdgeColorRgb());
    writer.newLine();
    writer.write(
            "*Vertices " + graph.getVertexCount() + "," + graph.getLayoutParameters().areNodeIconsAllowed());
    writer.newLine();

    List<V> id = new ArrayList<V>(graph.getVertices());//Indexer.getIndexer(graph);
    for (V currentVertex : graph.getVertices()) {
        // convert from 0-based to 1-based index
        int v_id = id.indexOf(currentVertex) + 1;
        writer.write("" + v_id);
        if (vs != null) {
            String label = vs.transform(currentVertex);
            if (label != null) {
                writer.write(" \"" + label + "\"");
            }
        }
        if (vld != null) {
            Point2D location = vld.transform(currentVertex);
            if (location != null) {
                writer.write(" " + location.getX() + " " + location.getY() + " 0.0");
            }
        }
        writer.newLine();
    }

    Collection<E> d_set = new HashSet<E>();
    Collection<E> u_set = new HashSet<E>();

    boolean directed = graph instanceof DirectedGraph;

    boolean undirected = graph instanceof UndirectedGraph;

    // if it's strictly one or the other, no need to create extra sets
    if (directed) {
        d_set.addAll(graph.getEdges());
    }
    if (undirected) {
        u_set.addAll(graph.getEdges());
    }
    if (!directed && !undirected) // mixed-mode graph
    {
        u_set.addAll(graph.getEdges());
        d_set.addAll(graph.getEdges());
        for (E e : graph.getEdges()) {
            if (graph.getEdgeType(e) == EdgeType.UNDIRECTED) {
                d_set.remove(e);
            } else {
                u_set.remove(e);
            }
        }
    }

    // write out directed edges
    if (!d_set.isEmpty()) {
        writer.write("*Arcs");
        writer.newLine();
    }
    for (E e : d_set) {
        int source_id = id.indexOf(graph.getEndpoints(e).getFirst()) + 1;
        int target_id = id.indexOf(graph.getEndpoints(e).getSecond()) + 1;
        float weight = nev.transform(e).floatValue();
        writer.write(source_id + " " + target_id + " " + weight);
        writer.newLine();
    }

    // write out undirected edges
    if (!u_set.isEmpty()) {
        writer.write("*Edges");
        writer.newLine();
    }
    for (E e : u_set) {
        Pair<V> endpoints = graph.getEndpoints(e);
        int v1_id = id.indexOf(endpoints.getFirst()) + 1;
        int v2_id = id.indexOf(endpoints.getSecond()) + 1;
        float weight = nev.transform(e).floatValue();
        writer.write(v1_id + " " + v2_id + " " + weight);
        writer.newLine();
    }
    writer.close();
}

---

From source file:inflor.core.gates.ui.PolygonGateAnnotation.java

@Override
public XYGateAnnotation updateVertex(Point2D v, double dx, double dy, double xHandleSize, double yHandleSize) {
    double[] x = getDomainPoints();
    double[] y = getRangePoints();
    double xMin = v.getX() - xHandleSize;
    double xMax = v.getX() + xHandleSize;
    double yMin = v.getY() - yHandleSize;
    double yMax = v.getY() + yHandleSize;
    for (int i = 0; i < x.length; i++) {
        if (xMin <= x[i] && x[i] <= xMax && yMin <= y[i] && y[i] <= yMax) {
            x[i] = x[i] + dx;/*  www  .ja  v a2 s .  c  om*/
            y[i] = y[i] + dy;
        }
    }

    double[] newPoints = new double[polygonPoints.length];
    for (int i = 0; i < newPoints.length; i += 2) {
        newPoints[i] = x[i / 2];
        newPoints[i + 1] = y[i / 2];
    }

    return new PolygonGateAnnotation(subsetName, domainAxisName, rangeAxisName, newPoints,
            LookAndFeel.SELECTED_STROKE, LookAndFeel.SELECTED_GATE_COLOR);
}

---

From source file:org.jfree.eastwood.GXYPlot.java

/**
 * Draws the background for the plot./* w  w  w . j av  a 2s.c o m*/
 *
 * @param g2  the graphics device.
 * @param area  the area.
 */
public void drawBackground(Graphics2D g2, Rectangle2D area) {
    Paint p = getBackgroundPaint();
    if (p instanceof GradientPaint) {
        // do the transformation directly
        GradientPaint gp = (GradientPaint) p;
        double r = (this.f1 - this.f0) * area.getWidth();
        Point2D p0 = new Point2D.Double(area.getMinX() + this.f0 * area.getWidth(), area.getMaxY());
        Point2D p1 = new Point2D.Double(p0.getX() + r * Math.cos(this.angle),
                p0.getY() - r * Math.sin(this.angle));
        p = new GradientPaint(p0, gp.getColor1(), p1, gp.getColor2());
    }
    g2.setPaint(p);
    g2.fill(area);
}

---

From source file:main.MapKit.java

@Override
public void paintWaypoint(Graphics2D g, JXMapViewer viewer, MyWaypoint w) {
    g = (Graphics2D) g.create();/*from   ww  w . j  av a 2s .c om*/

    Point2D point = viewer.getTileFactory().geoToPixel(w.getPosition(), viewer.getZoom());
    int x = (int) point.getX();
    int y = (int) point.getY();

    if (w.amount == -1) { //means it's an original data point
        int fontSize = 28 - viewer.getZoom() * 2; //font size is larger when zoom in
        if (fontSize < 6)
            fontSize = 6;
        g.setFont(new Font("Arial", Font.PLAIN, fontSize));
        g.setColor(w.color);
        g.drawString("x", x - fontSize / 2, y + fontSize / 2);
        g.dispose();
        return;
    }

    if (origImage == null) {
        return;
    }

    BufferedImage myImg = map.get(w.color);

    if (myImg == null) {
        myImg = convert(origImage, w.color);
        map.put(w.color, myImg);
    }

    g.drawImage(myImg, x - myImg.getWidth() / 2, y - myImg.getHeight(), null);

    String label = String.valueOf(w.amount);

    //      g.setFont(font);
    FontMetrics metrics = g.getFontMetrics();
    int tw = metrics.stringWidth(label);
    int th = 1 + metrics.getAscent();

    //      g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g.drawString(label, x - tw / 2, y + th);

    g.dispose();
}

---

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