Example usage for java.awt.geom Point2D getX

List of usage examples for java.awt.geom Point2D getX

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Introduction

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

Prototype

public abstract double getX();

Source Link

Document

Returns the X coordinate of this Point2D in double precision.

Usage

From source file:ca.sqlpower.dao.session.Point2DConverter.java

public String convertToSimpleType(Point2D convertFrom, Object... additionalInfo) {
    StringBuilder result = new StringBuilder();

    result.append(convertFrom.getX());
    result.append(DELIMITER);//  www.  ja va  2  s .c  o  m
    result.append(convertFrom.getY());

    return result.toString();
}

From source file:lu.lippmann.cdb.graph.GraphUtil.java

/**
 * // www .ja  v a 2 s  .  co  m
 * @param layout
 * @return
 */
public static Point2D getCenter(Set<CNode> picked, Layout<CNode, CEdge> layout) {
    double minX = Integer.MAX_VALUE, maxX = Integer.MIN_VALUE, minY = Integer.MAX_VALUE,
            maxY = Integer.MIN_VALUE;

    for (final CNode n : picked) {
        final Point2D point = layout.transform(n); // center of the node
        if (point.getX() < minX) {
            minX = point.getX();
        }
        if (point.getX() > maxX) {
            maxX = point.getX();
        }
        if (point.getY() < minY) {
            minY = point.getY();
        }
        if (point.getY() > maxY) {
            maxY = point.getY();
        }
    }

    final int graphWidth = (int) (maxX - minX);
    final int graphHeigth = (int) (maxY - minY);

    return new Point2D.Double(minX + graphWidth / 2.0f, minY + graphHeigth / 2.0f);
}

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);//  www .ja v  a 2s.  c om
    }

    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.TreeLayoutAlgorithm.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);/* w  ww .  j a  v a2 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);

    RadialTreeLayout<Vertex, Edge> layout = new RadialTreeLayout<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:edu.umass.cs.iesl.pdf2meta.cli.extract.pdfbox.pagedrawer.MoveTo.java

/**
 * process : m : Begin new subpath.//www.  j a  v a2  s.  co  m
 * @param operator The operator that is being executed.
 * @param arguments List
 * @throws java.io.IOException If there is an error processing the operator.
 */
public void process(PDFOperator operator, List<COSBase> arguments) throws IOException {
    try {
        GraphicsAwarePDFStreamEngine drawer = (GraphicsAwarePDFStreamEngine) context;
        COSNumber x = (COSNumber) arguments.get(0);
        COSNumber y = (COSNumber) arguments.get(1);
        Point2D pos = drawer.transformedPoint(x.floatValue(), y.floatValue());
        drawer.getLinePath().moveTo((float) pos.getX(), (float) pos.getY());
    } catch (Exception exception) {
        log.warn(exception, exception);
    }
}

From source file:org.apache.pdfbox.util.operator.pagedrawer.MoveTo.java

/**
 * process : m : Begin new subpath./*www.j  ava  2s.c  om*/
 * @param operator The operator that is being executed.
 * @param arguments List
 * @throws IOException If there is an error processing the operator.
 */
public void process(PDFOperator operator, List<COSBase> arguments) throws IOException {
    try {
        PageDrawer drawer = (PageDrawer) context;
        COSNumber x = (COSNumber) arguments.get(0);
        COSNumber y = (COSNumber) arguments.get(1);
        Point2D pos = drawer.transformedPoint(x.doubleValue(), y.doubleValue());
        drawer.getLinePath().moveTo((float) pos.getX(), (float) pos.getY());
    } catch (Exception exception) {
        log.warn(exception, exception);
    }
}

From source file:pdfimport.pdfbox.operators.MoveTo.java

/**
 * process : m : Begin new subpath./*from  w w w  .  j  a  v  a 2s.  c o m*/
 * @param operator The operator that is being executed.
 * @param arguments List
 * @throws IOException If there is an error processing the operator.
 */
@Override
public void process(PDFOperator operator, List<COSBase> arguments) throws IOException {
    try {
        PageDrawer drawer = (PageDrawer) context;
        COSNumber x = (COSNumber) arguments.get(0);
        COSNumber y = (COSNumber) arguments.get(1);
        Point2D pos = drawer.transformedPoint(x.doubleValue(), y.doubleValue());
        drawer.getLinePath().moveTo((float) pos.getX(), (float) pos.getY());
    } catch (Exception exception) {
        log.warn(exception, exception);
    }
}

From source file:org.pathvisio.pathlayout.layouts.Balloon.java

/**
 * create a new Balloon layout./*  w w  w  .ja va2  s .c  om*/
 * @param swingEngine The PathVisio swing engine
 * @param selection Boolean whether to use currently selected nodes or complete pathway
 */
public Balloon(SwingEngine swingEngine, boolean selection) {
    super(swingEngine, selection);

    createDSMultigraph();
    Forest<String, String> forest = new DelegateForest<String, String>();
    List<PathwayElement> elements = pwy.getDataObjects();

    for (PathwayElement element : elements) {
        if (element.getObjectType().equals(ObjectType.LINE)) {
            if (!forest.containsVertex(element.getStartGraphRef())) {
                forest.addVertex(element.getStartGraphRef());
            }
            if (!forest.containsEdge(element.getEndGraphRef())) {
                forest.addVertex(element.getEndGraphRef());
            }
            forest.addEdge(element.getGraphId(), element.getStartGraphRef(), element.getEndGraphRef());
        }
    }
    BalloonLayout.DEFAULT_DISTX = 200;
    BalloonLayout.DEFAULT_DISTY = 200;
    l = new BalloonLayout<String, String>(forest);
    setDimension((Layout<String, String>) l);

    for (PathwayElement element : elements) {
        if (element.getObjectType().equals(ObjectType.DATANODE)) {
            Point2D p = new Point2D.Double(element.getMCenterX(), element.getMCenterY());
            l.setLocation(element.getGraphId(), p);
        }
    }
    l.initialize();

    for (String v : l.getGraph().getVertices()) {
        Point2D center = l.transform(v);

        double x = center.getX();
        double y = center.getY();
        PathwayElement e = pwy.getElementById(v);
        x = x + e.getMWidth() / 2 * 5;
        y = y + e.getMHeight() / 2 * 5;
        e.setMCenterX(x);
        e.setMCenterY(y);
    }
    //re-draw the lines
    drawLines();
}

From source file:RollingText.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "Java Source and Support.";
    Font font = new Font("Serif", Font.PLAIN, 24);
    FontRenderContext frc = g2.getFontRenderContext();
    g2.translate(40, 80);//w w  w. j  av a2s  . c  om

    GlyphVector gv = font.createGlyphVector(frc, s);
    int length = gv.getNumGlyphs();
    for (int i = 0; i < length; i++) {
        Point2D p = gv.getGlyphPosition(i);
        double theta = (double) i / (double) (length - 1) * Math.PI / 4;
        AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
        at.rotate(theta);
        Shape glyph = gv.getGlyphOutline(i);
        Shape transformedGlyph = at.createTransformedShape(glyph);
        g2.fill(transformedGlyph);
    }
}

From source file:algorithms.quality.JndRegionSize.java

private double computeArea(List<Point2D> poly, Point2D center) {
    double sum = 0;
    for (int i = 0; i < poly.size(); i++) {
        Point2D p0 = poly.get(i);
        Point2D p1 = poly.get((i + 1) % poly.size());

        sum = sum + p0.getX() * p1.getY() - p0.getY() * p1.getX();
    }/*from   w w w  .j  a  va  2 s  .co  m*/

    double area = Math.abs(sum / 2);
    return area;
}