Example usage for java.awt.geom Point2D setLocation

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

  1. HOME
  2. Java
  3. java
  4. java.awt.geom.*
  5. Point2D
  6. setLocation

Introduction

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

Prototype

public abstract void setLocation(double x, double y);

Source Link

Document

Sets the location of this Point2D to the specified double coordinates.

Usage

From source file:edu.uci.ics.jung.algorithms.layout.ISOMLayout.java

private synchronized void adjustVertex(V v, Point2D tempXYD) {
    queue.clear();/*from  w w w. j  ava2s .  c  o  m*/
    ISOMVertexData ivd = getISOMVertexData(v);
    ivd.distance = 0;
    ivd.visited = true;
    queue.add(v);
    V current;

    while (!queue.isEmpty()) {
        current = queue.remove(0);
        ISOMVertexData currData = getISOMVertexData(current);
        Point2D currXYData = transform(current);

        double dx = tempXYD.getX() - currXYData.getX();
        double dy = tempXYD.getY() - currXYData.getY();
        double factor = adaption / Math.pow(2, currData.distance);

        currXYData.setLocation(currXYData.getX() + (factor * dx), currXYData.getY() + (factor * dy));

        if (currData.distance < radius) {
            Collection<V> s = getGraph().getNeighbors(current);
            while (true) {
                try {
                    for (V child : s) {
                        ISOMVertexData childData = getISOMVertexData(child);
                        if (childData != null && !childData.visited) {
                            childData.visited = true;
                            childData.distance = currData.distance + 1;
                            queue.add(child);
                        }
                    }
                    break;
                } catch (ConcurrentModificationException cme) {
                }
            }
        }
    }
}

From source file:org.opennms.features.topology.app.internal.jung.D3TopoLayout.java

@Override
public void step() {

    double currentForce;

    //guass-seidel relaxation for links
    for (E e : getGraph().getEdges()) {
        Pair<V> endPoints = getGraph().getEndpoints(e);
        VertexData srcVertexData = getVertexData(endPoints.getFirst());
        VertexData targetVertexData = getVertexData(endPoints.getSecond());

        double xDelta = targetVertexData.getX() - srcVertexData.getX();
        double yDelta = targetVertexData.getY() - srcVertexData.getY();
        double l = xDelta * xDelta + yDelta * yDelta;
        if (l != 0) {
            EdgeData edgeData = getEdgeData(e);
            double lSqrt = Math.sqrt(l);
            double distance = m_alpha * edgeData.getStrength() * (lSqrt - edgeData.getDistance()) / lSqrt;
            //double distance = edgeData.getStrength() * (lSqrt - edgeData.getDistance()) / lSqrt;

            xDelta *= distance;/*  w ww  .ja  va  2  s. c o  m*/
            yDelta *= distance;

            currentForce = srcVertexData.getWeight()
                    / (targetVertexData.getWeight() + srcVertexData.getWeight());
            //currentForce = 0.5;
            targetVertexData.offset(-(xDelta * currentForce), -(yDelta * currentForce));

            currentForce = 1 - currentForce;
            srcVertexData.offset(xDelta * currentForce, yDelta * currentForce);
        }

    }

    //Apply gravity forces
    currentForce = m_alpha * getGravity();
    if (currentForce != 0) {
        double centerX = getSize().getWidth() / 2;
        double centerY = getSize().getHeight() / 2;

        for (V v : getGraph().getVertices()) {
            VertexData vData = getVertexData(v);
            vData.offset((centerX - vData.getX()) * currentForce, (centerY - vData.getY()) * currentForce);
        }

    }

    //Compute quad tree center of mass and apply charge force
    if (getDefaultCharge() != 0) {

        for (V v1 : getGraph().getVertices()) {
            VertexData vData1 = getVertexData(v1);
            for (V v2 : getGraph().getVertices()) {
                VertexData vData2 = getVertexData(v2);

                double dx = vData2.getX() - vData1.getX();
                double dy = vData2.getY() - vData1.getY();
                double d = dx * dx + dy * dy;

                if (d > 0) {
                    double k = m_alpha * vData2.getCharge() / d;
                    double px = dx * k;
                    double py = dy * k;

                    //vData1.offsetPrevious(px, py);
                    vData1.offset(px, py);
                } else {
                    //vData1.offsetPrevious(0.5-Math.random(), 0.5-Math.random());
                    vData1.offset(0.5 - Math.random(), 0.5 - Math.random());
                }

            }
        }
    }

    // position verlet integration
    for (V v : getGraph().getVertices()) {
        VertexData vData = getVertexData(v);
        double tempX = vData.getX();
        double tempY = vData.getY();
        double x = vData.getX() + (vData.getPrevious().getX() - vData.getX()) * getFriction();
        double y = vData.getY() + (vData.getPrevious().getY() - vData.getY()) * getFriction();
        vData.setLocation(x, y);
        vData.setPrevious(tempX, tempY);
        Point2D location = transform(v);
        location.setLocation(vData.getX(), vData.getY());
    }

    m_alpha *= 0.99;

}

From source file:org.opennms.features.topology.app.internal.jung.D3TopoLayout.java

public void stepOld() {

    double currentForce;

    //guass-seidel relaxation for links
    for (E e : getGraph().getEdges()) {
        Pair<V> endPoints = getGraph().getEndpoints(e);
        VertexData srcVertexData = getVertexData(endPoints.getFirst());
        VertexData targetVertexData = getVertexData(endPoints.getSecond());

        double xDelta = targetVertexData.getX() - srcVertexData.getX();
        double yDelta = targetVertexData.getY() - srcVertexData.getY();
        double l = xDelta * xDelta + yDelta * yDelta;
        if (l != 0) {
            EdgeData edgeData = getEdgeData(e);
            double lSqrt = Math.sqrt(l);
            double distance = m_alpha * edgeData.getStrength() * (lSqrt - edgeData.getDistance()) / lSqrt;

            xDelta *= distance;/*from  w  w w .  jav a  2s  .co  m*/
            yDelta *= distance;

            currentForce = srcVertexData.getWeight()
                    / (targetVertexData.getWeight() + srcVertexData.getWeight());
            targetVertexData.offset(-(xDelta * currentForce), -(yDelta * currentForce));

            currentForce = 1 - currentForce;
            srcVertexData.offset(xDelta * currentForce, yDelta * currentForce);

        }

    }

    //Apply gravity forces
    currentForce = m_alpha * getGravity();
    if (currentForce != 0) {
        double centerX = getSize().getWidth() / 2;
        double centerY = getSize().getHeight() / 2;

        for (V v : getGraph().getVertices()) {
            VertexData vData = getVertexData(v);
            vData.offset((centerX - vData.getX()) * currentForce, (centerY - vData.getY()) * currentForce);
        }

    }

    //Compute quad tree center of mass and apply charge force
    if (getDefaultCharge() != 0) {

        DblBoundingBox bounds = new DblBoundingBox(0, 0, getSize().getWidth(), getSize().getHeight());
        QuadTree<VertexData> quadTree = new QuadTree<VertexData>(bounds);
        for (V v : getGraph().getVertices()) {
            VertexData vData = getVertexData(v);
            quadTree.insert(vData, vData.getCharge(), vData);
        }

        for (V v : getGraph().getVertices()) {
            final VertexData vData = getVertexData(v);
            quadTree.visit(new Visitor<VertexData>() {

                @Override
                public boolean visitNode(Node<VertexData> n) {

                    if (n.isLeaf() && vData == n.getValue())
                        return true;

                    double dx = n.getX() - vData.getX();
                    double dy = n.getY() - vData.getY();
                    double dw = n.getWidth();
                    double dSquared = dx * dx + dy * dy;

                    if (dw * dw / m_thetaSquared < dSquared) {
                        double force = n.getCharge() / dSquared;
                        vData.offset(-(dx * force), -(dy * force));
                        return true;
                    }

                    if (n.isLeaf()) {
                        if (dSquared == 0) {
                            vData.offset(1, 1);
                        } else {
                            double force = n.getCharge() / dSquared;
                            vData.offset(-(dx * force), -(dy * force));
                        }
                        return true;
                    }

                    return false;

                }

            });
        }
    }

    for (V v : getGraph().getVertices()) {
        VertexData vData = getVertexData(v);
        Point2D location = transform(v);
        location.setLocation(vData.getX(), vData.getY());
    }

    m_alpha *= 0.998235;

}

From source file:edu.uci.ics.jung.algorithms.layout.FRLayout2.java

protected void calcAttraction(E e) {
    Pair<V> endpoints = getGraph().getEndpoints(e);
    V v1 = endpoints.getFirst();/* w  w w  .  ja  v a 2  s  .com*/
    V v2 = endpoints.getSecond();
    boolean v1_locked = isLocked(v1);
    boolean v2_locked = isLocked(v2);

    if (v1_locked && v2_locked) {
        // both locked, do nothing
        return;
    }
    Point2D p1 = transform(v1);
    Point2D p2 = transform(v2);
    if (p1 == null || p2 == null)
        return;
    double xDelta = p1.getX() - p2.getX();
    double yDelta = p1.getY() - p2.getY();

    double deltaLength = Math.max(EPSILON, p1.distance(p2));

    double force = deltaLength / attraction_constant;

    assert Double.isNaN(force) == false : "Unexpected mathematical result in FRLayout:calcPositions [force]";

    double dx = xDelta * force;
    double dy = yDelta * force;
    Point2D fvd1 = frVertexData.get(v1);
    Point2D fvd2 = frVertexData.get(v2);
    if (v2_locked) {
        // double the offset for v1, as v2 will not be moving in
        // the opposite direction
        fvd1.setLocation(fvd1.getX() - 2 * dx, fvd1.getY() - 2 * dy);
    } else {
        fvd1.setLocation(fvd1.getX() - dx, fvd1.getY() - dy);
    }
    if (v1_locked) {
        // double the offset for v2, as v1 will not be moving in
        // the opposite direction
        fvd2.setLocation(fvd2.getX() + 2 * dx, fvd2.getY() + 2 * dy);
    } else {
        fvd2.setLocation(fvd2.getX() + dx, fvd2.getY() + dy);
    }
}

From source file:edu.uci.ics.jung.algorithms.layout.SpringLayout.java

protected void moveNodes() {
    synchronized (getSize()) {
        try {/*from  w  w  w . j a va 2  s  .c  o m*/
            for (V v : getGraph().getVertices()) {
                if (isLocked(v))
                    continue;
                SpringVertexData vd = springVertexData.get(v);
                if (vd == null)
                    continue;
                Point2D xyd = transform(v);

                vd.dx += vd.repulsiondx + vd.edgedx;
                vd.dy += vd.repulsiondy + vd.edgedy;

                // keeps nodes from moving any faster than 5 per time unit
                xyd.setLocation(xyd.getX() + Math.max(-5, Math.min(5, vd.dx)),
                        xyd.getY() + Math.max(-5, Math.min(5, vd.dy)));

                Dimension d = getSize();
                int width = d.width;
                int height = d.height;

                if (xyd.getX() < 0) {
                    xyd.setLocation(0, xyd.getY());
                } else if (xyd.getX() > width) {
                    xyd.setLocation(width, xyd.getY());
                }
                if (xyd.getY() < 0) {
                    xyd.setLocation(xyd.getX(), 0);
                } else if (xyd.getY() > height) {
                    xyd.setLocation(xyd.getX(), height);
                }

            }
        } catch (ConcurrentModificationException cme) {
            moveNodes();
        }
    }
}

From source file:util.ModSpringLayout.java

protected void moveNodes() {
    synchronized (getSize()) {
        try {/*from  w w  w. j a v a  2  s.co  m*/
            for (V v : getGraph().getVertices()) {
                if (isLocked(v)) {
                    continue;
                }
                SpringVertexData vd = springVertexData.get(v);
                if (vd == null) {
                    continue;
                }
                Point2D xyd = transform(v);

                vd.dx += vd.repulsiondx + vd.edgedx;
                vd.dy += vd.repulsiondy + vd.edgedy;

                // keeps nodes from moving any faster than 5 per time unit
                xyd.setLocation(xyd.getX() + Math.max(-5, Math.min(5, vd.dx)),
                        xyd.getY() + Math.max(-5, Math.min(5, vd.dy)));

                Dimension d = getSize();
                int width = d.width;
                int height = d.height;

                if (xyd.getX() < 0) {
                    xyd.setLocation(0, xyd.getY());
                } else if (xyd.getX() > width) {
                    xyd.setLocation(width, xyd.getY());
                }
                if (xyd.getY() < 0) {
                    xyd.setLocation(xyd.getX(), 0);
                } else if (xyd.getY() > height) {
                    xyd.setLocation(xyd.getX(), height);
                }

            }
        } catch (ConcurrentModificationException cme) {
            moveNodes();
        }
    }
}

From source file:Visualizer.SpringLayoutWeighted.java

protected void moveNodes() {
    synchronized (getSize()) {
        try {/* w  w  w .j a  v a 2s  . c  o  m*/
            for (Functionality.Node v : getGraph().getVertices()) {
                if (isLocked(v))
                    continue;
                SpringVertexData vd = springVertexData.get(v);
                if (vd == null)
                    continue;
                Point2D xyd = transform(v);

                vd.dx += vd.repulsiondx + vd.edgedx;
                vd.dy += vd.repulsiondy + vd.edgedy;

                // keeps nodes from moving any faster than 5 per time unit
                xyd.setLocation(xyd.getX() + Math.max(-5, Math.min(5, vd.dx)),
                        xyd.getY() + Math.max(-5, Math.min(5, vd.dy)));

                Dimension d = getSize();
                int width = d.width;
                int height = d.height;

                if (xyd.getX() < 0) {
                    xyd.setLocation(0, xyd.getY());
                } else if (xyd.getX() > width) {
                    xyd.setLocation(width, xyd.getY());
                }
                if (xyd.getY() < 0) {
                    xyd.setLocation(xyd.getX(), 0);
                } else if (xyd.getY() > height) {
                    xyd.setLocation(xyd.getX(), height);
                }

            }
        } catch (ConcurrentModificationException cme) {
            moveNodes();
        }
    }
}

From source file:at.gv.egiz.pdfas.lib.impl.stamping.pdfbox.PDFAsVisualSignatureBuilder.java

public void createSignatureRectangle(PDSignatureField signatureField, PDFAsVisualSignatureDesigner properties,
        float degrees) throws IOException {

    PDRectangle rect = new PDRectangle();

    Point2D upSrc = new Point2D.Float();
    upSrc.setLocation(properties.getxAxis() + properties.getWidth(),
            properties.getPageHeight() - properties.getyAxis());

    Point2D llSrc = new Point2D.Float();
    llSrc.setLocation(properties.getxAxis(),
            properties.getPageHeight() - properties.getyAxis() - properties.getHeight());

    rect.setUpperRightX((float) upSrc.getX());
    rect.setUpperRightY((float) upSrc.getY());
    rect.setLowerLeftY((float) llSrc.getY());
    rect.setLowerLeftX((float) llSrc.getX());
    logger.debug("orig rectangle of signature has been created: {}", rect.toString());

    AffineTransform transform = new AffineTransform();
    transform.setToIdentity();//from   w ww  .jav a2  s .c o m
    if (degrees % 360 != 0) {
        transform.setToRotation(Math.toRadians(degrees), llSrc.getX(), llSrc.getY());
    }

    Point2D upDst = new Point2D.Float();
    transform.transform(upSrc, upDst);

    Point2D llDst = new Point2D.Float();
    transform.transform(llSrc, llDst);

    float xPos = properties.getxAxis();
    float yPos = properties.getPageHeight() - properties.getyAxis();
    logger.debug("POS {} x {}", xPos, yPos);
    logger.debug("SIZE {} x {}", properties.getWidth(), properties.getHeight());
    // translate according to page! rotation
    int pageRotation = properties.getPageRotation();
    AffineTransform translate = new AffineTransform();
    switch (pageRotation) {
    case 90:
        translate.setToTranslation(
                properties.getPageHeight() - (properties.getPageHeight() - properties.getyAxis())
                        - properties.getxAxis() + properties.getHeight(),
                properties.getxAxis() + properties.getHeight()
                        - (properties.getPageHeight() - properties.getyAxis()));
        break;
    case 180:
        // translate.setToTranslation(properties.getPageWidth() -
        // properties.getxAxis() - properties.getxAxis(),
        // properties.getPageHeight() - properties.getyAxis() +
        // properties.getHeight());
        translate.setToTranslation(properties.getPageWidth() - 2 * xPos,
                properties.getPageHeight() - 2 * (yPos - properties.getHeight()));
        break;
    case 270:
        translate.setToTranslation(-properties.getHeight() + yPos - xPos,
                properties.getPageWidth() - (yPos - properties.getHeight()) - xPos);
        break;
    }

    translate.transform(upDst, upDst);
    translate.transform(llDst, llDst);

    rect.setUpperRightX((float) upDst.getX());
    rect.setUpperRightY((float) upDst.getY());
    rect.setLowerLeftY((float) llDst.getY());
    rect.setLowerLeftX((float) llDst.getX());
    logger.debug("rectangle of signature has been created: {}", rect.toString());
    signatureField.getWidget().setRectangle(rect);
    getStructure().setSignatureRectangle(rect);
    logger.debug("rectangle of signature has been created");
}

From source file:com.net2plan.gui.utils.topologyPane.jung.JUNGCanvas.java

/**
 * Converts a point from the SWING coordinates system into a point from the JUNG coordinates system.
 *
 * @param jungLayoutCoord (@code Point2D) on the SWING canvas.
 * @return (@code Point2D) on the JUNG canvas.
 *//*from   www . ja va  2 s  . com*/
@Override
public Point2D getCanvasPointFromNetPlanPoint(Point2D npCoord) {
    Point2D layoutOrViewCoordinates = vv.getRenderContext().getMultiLayerTransformer()
            .inverseTransform(Layer.LAYOUT, npCoord);
    layoutOrViewCoordinates.setLocation(layoutOrViewCoordinates.getX(), -layoutOrViewCoordinates.getY());

    return layoutOrViewCoordinates;
}

From source file:util.ModSpringLayout1.java

protected void moveNodes() {

    synchronized (getSize()) {
        try {//  w w  w  .  j  av a  2 s. c  o m
            for (V v : getGraph().getVertices()) {
                if (isLocked(v)) {
                    continue;
                }
                SpringVertexData vd = getSpringVertexData(v);
                if (vd == null) {
                    continue;
                }
                Point2D xyd = transform(v);

                vd.dx += vd.repulsiondx + vd.edgedx;
                vd.dy += vd.repulsiondy + vd.edgedy;

                // keeps nodes from moving any faster than 5 per time unit
                xyd.setLocation(xyd.getX() + Math.max(-5, Math.min(5, vd.dx)),
                        xyd.getY() + Math.max(-5, Math.min(5, vd.dy)));

                Dimension d = getSize();
                int width = d.width;
                int height = d.height;

                if (xyd.getX() < 0) {
                    xyd.setLocation(0, xyd.getY());//                     setX(0);
                } else if (xyd.getX() > width) {
                    xyd.setLocation(width, xyd.getY()); //setX(width);
                }
                if (xyd.getY() < 0) {
                    xyd.setLocation(xyd.getX(), 0);//setY(0);
                } else if (xyd.getY() > height) {
                    xyd.setLocation(xyd.getX(), height); //setY(height);
                }

            }
        } catch (ConcurrentModificationException cme) {
            moveNodes();
        }
    }
}