Example usage for java.awt.geom Point2D getX

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:org.apache.joshua.ui.tree_visualizer.DerivationTreeTransformer.java

public Point2D transform(Node n) {
    double x, y;/* w w  w.java2 s . c  o m*/
    Point2D t = treeLayout.transform(n);
    if (n.isSource) {
        x = /* treeLayout.transform(root).getX() + */(t.getX() - treeLayout.transform(sourceRoot).getX()
                + treeLayout.transform(root).getX());
        y = Y_DIST * (distanceToLeaf(n) + 1);
    } else {
        x = t.getX();
        y = Y_DIST * (-1) * distanceToLeaf(n);
    }
    if (isAnchored) {
        x += anchorPoint.getX();
        y += anchorPoint.getY();
    }
    return new Point2D.Double(x, y + Y_DIST * (1 + distanceToLeaf(root)));
}

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From source file:org.apache.geode.geospatial.client.Roads.java

private Coordinate convert(Point2D point2D) {
    return new Coordinate(point2D.getX(), point2D.getY());
}

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From source file:edu.uci.ics.jung.visualization.decorators.GradientEdgePaintTransformer.java

public Paint transform(E e) {
    Layout<V, E> layout = vv.getGraphLayout();
    Pair<V> p = layout.getGraph().getEndpoints(e);
    V b = p.getFirst();/*from www .ja v  a  2  s  . c  om*/
    V f = p.getSecond();
    Point2D pb = transformer.transform(layout.transform(b));
    Point2D pf = transformer.transform(layout.transform(f));
    float xB = (float) pb.getX();
    float yB = (float) pb.getY();
    float xF = (float) pf.getX();
    float yF = (float) pf.getY();
    if ((layout.getGraph().getEdgeType(e)) == EdgeType.UNDIRECTED) {
        xF = (xF + xB) / 2;
        yF = (yF + yB) / 2;
    }
    if (selfLoop.evaluate(Context.<Graph<V, E>, E>getInstance(layout.getGraph(), e))) {
        yF += 50;
        xF += 50;
    }

    return new GradientPaint(xB, yB, getColor1(e), xF, yF, getColor2(e), true);
}

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

@Override
public void mouseMoved(MouseEvent e) {
    if (anchorSegment != null) {
        panel.removeTemporaryAnnotation(anchorSegment);
    }//from w ww. j av a 2  s  . c  o  m
    if (anchorPoint != null) {
        Point2D p = ChartUtils.getPlotCoordinates(e, panel);
        anchorSegment = new XYLineAnnotation(anchorPoint.getX(), anchorPoint.getY(), p.getX(), p.getY());
        panel.addTemporaryAnnotation(anchorSegment);
    }
}

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

@Override
public boolean matchesVertex(Point2D v, double xHandleSize, double yHandleSize) {
    double xMin = (v.getX() - xHandleSize);
    double xMax = (v.getX() + xHandleSize);
    double yMin = (v.getY() - yHandleSize);
    double yMax = (v.getY() + yHandleSize);
    boolean xMatches = false;
    boolean yMatches = false;
    if ((xMin <= x0 && x0 <= xMax) || (xMin <= x1 && x1 <= xMax)) {
        xMatches = true;//  www  . j a v a  2 s  . co  m
    }
    if ((yMin <= y0 && y0 <= yMax) || (yMin <= y1 && y1 <= yMax)) {
        yMatches = true;
    }
    if (xMatches && yMatches) {
        return true;
    }
    return false;
}

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From source file:ca.ubc.cs.ferret.cg.VertexLabelAsShapeRenderer.java

/**
 * Labels the specified vertex with the specified label.  
 * Uses the font specified by this instance's 
 * <code>VertexFontFunction</code>.  (If the font is unspecified, the existing
 * font for the graphics context is used.)  If vertex label centering
 * is active, the label is centered on the position of the vertex; otherwise
  * the label is offset slightly.// w  w  w  .  j a  v  a  2  s . c om
  */
public void labelVertex(RenderContext<V, E> rc, Layout<V, E> layout, V v, String label) {
    Graph<V, E> graph = layout.getGraph();
    if (rc.getVertexIncludePredicate().evaluate(Context.<Graph<V, E>, V>getInstance(graph, v)) == false) {
        return;
    }
    GraphicsDecorator g = rc.getGraphicsContext();
    Component component = prepareRenderer(rc, rc.getVertexLabelRenderer(), label,
            rc.getPickedVertexState().isPicked(v), v);
    Dimension d = component.getPreferredSize();

    int h_offset = -d.width / 2;
    int v_offset = -d.height / 2;

    Point2D p = layout.transform(v);
    p = rc.getMultiLayerTransformer().transform(Layer.LAYOUT, p);

    int x = (int) p.getX();
    int y = (int) p.getY();

    g.draw(component, rc.getRendererPane(), x + h_offset, y + v_offset, d.width, d.height, true);

    Dimension size = component.getPreferredSize();
    Rectangle bounds = new Rectangle(-size.width / 2 - 2, -size.height / 2 - 2, size.width + 4, size.height);
    shapes.put(v, bounds);
}

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From source file:be.ugent.maf.cellmissy.analysis.singlecell.processing.impl.EnclosingBallCalculatorImpl.java

@Override
public List<EnclosingBall> findEnclosingBalls(double[] firstDimension, double[] secondDimension,
        KDTree<Point2D> tree, double eps) {

    // an empty list of enclosing balls
    List<EnclosingBall> enclosingBalls = new ArrayList<>();
    // first ball: always add it to the list
    Point2D m_0 = new Point2D.Double(firstDimension[0], secondDimension[0]);
    Ellipse2D ball = new Ellipse2D.Double();
    ball.setFrameFromCenter(m_0.getX(), m_0.getY(), m_0.getX() + eps, m_0.getY() + eps);
    // make a new enclosing ball object
    EnclosingBall enclosingBall = new EnclosingBall(ball, eps);
    enclosingBall.getEnclosingPoints().add(m_0);
    enclosingBalls.add(enclosingBall);/*from   w w w.  j  av  a  2  s  . com*/

    // now start counting from 1
    for (int i = 1; i < firstDimension.length; i++) {
        Point2D m_i = new Point2D.Double(firstDimension[i], secondDimension[i]);
        // try to get the points close to the current point:
        // i.e. points m_i such that ||m_i - m_t|| 2 <= radius 
        try {
            List<Point2D> nearestPoints = tree.nearestEuclidean(new double[] { m_i.getX(), m_i.getY() }, eps);
            for (Point2D nearest : nearestPoints) {
                EnclosingBall whichBallContainsPoint = whichBallContainsPoint(enclosingBalls, nearest);
                if (whichBallContainsPoint != null) {
                    if (!whichBallContainsPoint.getEnclosingPoints().contains(m_i)) {
                        whichBallContainsPoint.getEnclosingPoints().add(m_i);
                    }
                } else {
                    ball = new Ellipse2D.Double();
                    ball.setFrameFromCenter(nearest.getX(), nearest.getY(), nearest.getX() + eps,
                            nearest.getY() + eps);
                    enclosingBall = new EnclosingBall(ball, eps);
                    enclosingBall.getEnclosingPoints().add(nearest);
                    if (!enclosingBalls.contains(enclosingBall)) {
                        enclosingBalls.add(enclosingBall);
                    }
                }
            }
        } catch (KeySizeException ex) {
            Logger.getLogger(EnclosingBallCalculatorImpl.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
    return enclosingBalls;
}

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From source file:edu.uci.ics.jung.visualization.control.LabelEditingGraphMousePlugin.java

/**
 * For primary modifiers (default, MouseButton1):
 * pick a single Vertex or Edge that/*from w  ww  .  j  a va 2 s  .  c  o m*/
  * is under the mouse pointer. If no Vertex or edge is under
  * the pointer, unselect all picked Vertices and edges, and
  * set up to draw a rectangle for multiple selection
  * of contained Vertices.
  * For additional selection (default Shift+MouseButton1):
  * Add to the selection, a single Vertex or Edge that is
  * under the mouse pointer. If a previously picked Vertex
  * or Edge is under the pointer, it is un-picked.
  * If no vertex or Edge is under the pointer, set up
  * to draw a multiple selection rectangle (as above)
  * but do not unpick previously picked elements.
 * 
 * @param e the event
 */
@SuppressWarnings("unchecked")
public void mouseClicked(MouseEvent e) {
    if (e.getModifiers() == modifiers && e.getClickCount() == 2) {
        VisualizationViewer<V, E> vv = (VisualizationViewer) e.getSource();
        GraphElementAccessor<V, E> pickSupport = vv.getPickSupport();
        if (pickSupport != null) {
            Transformer<V, String> vs = vv.getRenderContext().getVertexLabelTransformer();
            if (vs instanceof MapTransformer) {
                Map<V, String> map = ((MapTransformer) vs).getMap();
                Layout<V, E> layout = vv.getGraphLayout();
                // p is the screen point for the mouse event
                Point2D p = e.getPoint();

                V vertex = pickSupport.getVertex(layout, p.getX(), p.getY());
                if (vertex != null) {
                    String newLabel = vs.transform(vertex);
                    newLabel = JOptionPane.showInputDialog("New Vertex Label for " + vertex);
                    if (newLabel != null) {
                        map.put(vertex, newLabel);
                        vv.repaint();
                    }
                    return;
                }
            }
            Transformer<E, String> es = vv.getRenderContext().getEdgeLabelTransformer();
            if (es instanceof MapTransformer) {
                Map<E, String> map = ((MapTransformer) es).getMap();
                Layout<V, E> layout = vv.getGraphLayout();
                // p is the screen point for the mouse event
                Point2D p = e.getPoint();
                // take away the view transform
                Point2D ip = vv.getRenderContext().getMultiLayerTransformer().inverseTransform(Layer.VIEW, p);
                E edge = pickSupport.getEdge(layout, ip.getX(), ip.getY());
                if (edge != null) {
                    String newLabel = JOptionPane.showInputDialog("New Edge Label for " + edge);
                    if (newLabel != null) {
                        map.put(edge, newLabel);
                        vv.repaint();
                    }
                    return;
                }
            }
        }
        e.consume();
    }
}

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From source file:algorithms.MedianDivergenceComputer.java

private void deriveMedianColormapToJNDRatio() {
    int len = points.size() / 2;
    ratios = new double[len];
    Iterator<Point2D> ptIt = points.iterator();

    int i = 0;/*w w  w  .  j  av a 2 s . c om*/
    while (i < len && ptIt.hasNext()) {
        Point2D p1 = ptIt.next();
        Point2D p2 = ptIt.next();

        double dist = p1.distance(p2);

        Color colorA = colormap.getColor(p1.getX(), p1.getY());
        Color colorB = colormap.getColor(p2.getX(), p2.getY());

        // color distance
        double cdist = colorDiff(colorA, colorB);

        // filter zero divisions, as long as the value distance is small
        // DON'T protect colormaps that contain duplicate colors
        if (cdist == 0 && dist < 0.05)
            continue;
        double ratio = cdist / dist;
        ratios[i] = ratio;
        i++;
    }
    Arrays.sort(ratios);
}

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

@Override
public XYGateAnnotation updateVertex(Point2D v, double dx, double dy, double xHandleSize, double yHandleSize) {
    double xMin = (v.getX() - xHandleSize);
    double xMax = (v.getX() + xHandleSize);
    double yMin = (v.getY() - yHandleSize);
    double yMax = (v.getY() + yHandleSize);

    if ((xMin <= x0 && x0 <= xMax)) {
        x0 = x0 + dx;/*from   w ww.  ja v a 2  s.  c o  m*/
    }
    if ((xMin <= x1 && x1 <= xMax)) {
        x1 = x1 + dx;
    }
    if ((yMin <= y0 && y0 <= yMax)) {
        y0 = y0 + dy;
    }
    if ((yMin <= y1 && y1 <= yMax)) {
        y1 = y1 + dy;
    }

    return new RectangleGateAnnotation(subsetName, domainAxisName, rangeAxisName, x0, y0, x1, y1,
            LookAndFeel.SELECTED_STROKE, LookAndFeel.SELECTED_GATE_COLOR);
}

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