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:net.sf.maltcms.chromaui.charts.events.XYAnnotationAdder.java

/**
 *
 * @param xyie/*from   w  ww  . ja  v a 2 s.  co m*/
 */
public void addAnnotation(final XYItemEntity xyie) {
    Shape s = xyie.getArea();
    Point2D center = getCenter(s);
    final double xd = center.getX();
    final double yd = center.getY();
    addXYPeakAnnotation(xd, yd, null, true);
}

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

protected void calcAttraction(E e) {
    Pair<V> endpoints = getGraph().getEndpoints(e);
    V v1 = endpoints.getFirst();//from  ww w .  ja v  a  2 s  . c om
    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();

    xDelta = Math.abs(xDelta) > EPSILON ? xDelta : xDelta == 0 ? epsilon() : Math.signum(xDelta) * EPSILON;
    yDelta = Math.abs(yDelta) > EPSILON ? yDelta : yDelta == 0 ? epsilon() : Math.signum(yDelta) * EPSILON;

    double deltaLength = Math.sqrt((xDelta * xDelta) + (yDelta * yDelta));

    double force = (deltaLength * deltaLength) / attraction_constant;

    if (Double.isNaN(force)) {
        throw new IllegalArgumentException("Unexpected mathematical result in FRLayout:calcPositions [force]");
    }

    double dx = (xDelta / deltaLength) * force;
    double dy = (yDelta / deltaLength) * force;
    if (v1_locked == false) {
        FRVertexData fvd1 = getFRData(v1);
        fvd1.offset(-dx, -dy);
    }
    if (v2_locked == false) {
        FRVertexData fvd2 = getFRData(v2);
        fvd2.offset(dx, dy);
    }
}

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From source file:net.sf.fspdfs.chartthemes.spring.ScaledDialScale.java

/**
 * Draws the scale on the dial plot./*from  w  ww .  j  av a2  s.c o  m*/
 *
 * @param g2  the graphics target (<code>null</code> not permitted).
 * @param plot  the dial plot (<code>null</code> not permitted).
 * @param frame  the reference frame that is used to construct the
 *     geometry of the plot (<code>null</code> not permitted).
 * @param view  the visible part of the plot (<code>null</code> not 
 *     permitted).
 */
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    Rectangle2D arcRect = DialPlot.rectangleByRadius(frame, this.getTickRadius(), this.getTickRadius());
    Rectangle2D arcRectMajor = DialPlot.rectangleByRadius(frame,
            this.getTickRadius() - this.getMajorTickLength(), this.getTickRadius() - this.getMajorTickLength());
    Rectangle2D arcRectMinor = arcRect;
    if (this.getMinorTickCount() > 0 && this.getMinorTickLength() > 0.0) {
        arcRectMinor = DialPlot.rectangleByRadius(frame, this.getTickRadius() - this.getMinorTickLength(),
                this.getTickRadius() - this.getMinorTickLength());
    }
    Rectangle2D arcRectForLabels = DialPlot.rectangleByRadius(frame,
            this.getTickRadius() - this.getTickLabelOffset(), this.getTickRadius() - this.getTickLabelOffset());

    boolean firstLabel = true;

    Arc2D arc = new Arc2D.Double();
    Line2D workingLine = new Line2D.Double();
    Stroke arcStroke = new BasicStroke(0.75f);

    for (double v = this.getLowerBound(); v <= this.getUpperBound(); v += this.getMajorTickIncrement()) {
        arc.setArc(arcRect, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
        g2.setPaint(this.getMajorTickPaint());
        g2.setStroke(arcStroke);
        g2.draw(arc);

        Point2D pt0 = arc.getEndPoint();
        arc.setArc(arcRectMajor, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
        Point2D pt1 = arc.getEndPoint();
        g2.setPaint(this.getMajorTickPaint());
        g2.setStroke(this.getMajorTickStroke());
        workingLine.setLine(pt0, pt1);
        g2.draw(workingLine);
        arc.setArc(arcRectForLabels, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
        Point2D pt2 = arc.getEndPoint();

        if (this.getTickLabelsVisible()) {
            if (!firstLabel || this.getFirstTickLabelVisible()) {
                g2.setFont(this.getTickLabelFont());
                TextUtilities.drawAlignedString(this.getTickLabelFormatter().format(v), g2, (float) pt2.getX(),
                        (float) pt2.getY(), TextAnchor.CENTER);
            }
        }
        firstLabel = false;

        // now do the minor tick marks
        if (this.getMinorTickCount() > 0 && this.getMinorTickLength() > 0.0) {
            double minorTickIncrement = this.getMajorTickIncrement() / (this.getMinorTickCount() + 1);
            for (int i = 0; i < this.getMinorTickCount(); i++) {
                double vv = v + ((i + 1) * minorTickIncrement);
                if (vv >= this.getUpperBound()) {
                    break;
                }
                double angle = valueToAngle(vv);

                arc.setArc(arcRect, this.getStartAngle(), angle - this.getStartAngle(), Arc2D.OPEN);
                pt0 = arc.getEndPoint();
                arc.setArc(arcRectMinor, this.getStartAngle(), angle - this.getStartAngle(), Arc2D.OPEN);
                Point2D pt3 = arc.getEndPoint();
                g2.setStroke(this.getMinorTickStroke());
                g2.setPaint(this.getMinorTickPaint());
                workingLine.setLine(pt0, pt3);
                g2.draw(workingLine);
            }
        }

    }
}

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From source file:org.apache.pdfbox.contentstream.operator.graphics.CurveToReplicateInitialPoint.java

@Override
public void process(Operator operator, List<COSBase> operands) throws IOException {
    COSNumber x2 = (COSNumber) operands.get(0);
    COSNumber y2 = (COSNumber) operands.get(1);
    COSNumber x3 = (COSNumber) operands.get(2);
    COSNumber y3 = (COSNumber) operands.get(3);

    Point2D currentPoint = context.getCurrentPoint();

    Point2D.Float point2 = context.transformedPoint(x2.floatValue(), y2.floatValue());
    Point2D.Float point3 = context.transformedPoint(x3.floatValue(), y3.floatValue());

    if (currentPoint == null) {
        LOG.warn("curveTo (" + point3.x + "," + point3.y + ") without initial MoveTo");
        context.moveTo(point3.x, point3.y);
    } else {// w ww  . j  ava 2 s  . com
        context.curveTo((float) currentPoint.getX(), (float) currentPoint.getY(), point2.x, point2.y, point3.x,
                point3.y);
    }
}

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From source file:net.sf.jasperreports.chartthemes.spring.ScaledDialScale.java

/**
 * Draws the scale on the dial plot./*from   www .j a v  a  2s  . c o m*/
 *
 * @param g2  the graphics target (<code>null</code> not permitted).
 * @param plot  the dial plot (<code>null</code> not permitted).
 * @param frame  the reference frame that is used to construct the
 *     geometry of the plot (<code>null</code> not permitted).
 * @param view  the visible part of the plot (<code>null</code> not 
 *     permitted).
 */
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    Rectangle2D arcRect = DialPlot.rectangleByRadius(frame, this.getTickRadius(), this.getTickRadius());
    Rectangle2D arcRectMajor = DialPlot.rectangleByRadius(frame,
            this.getTickRadius() - this.getMajorTickLength(), this.getTickRadius() - this.getMajorTickLength());
    Rectangle2D arcRectMinor = arcRect;
    if (this.getMinorTickCount() > 0 && this.getMinorTickLength() > 0.0) {
        arcRectMinor = DialPlot.rectangleByRadius(frame, this.getTickRadius() - this.getMinorTickLength(),
                this.getTickRadius() - this.getMinorTickLength());
    }
    Rectangle2D arcRectForLabels = DialPlot.rectangleByRadius(frame,
            this.getTickRadius() - this.getTickLabelOffset(), this.getTickRadius() - this.getTickLabelOffset());

    boolean firstLabel = true;

    Arc2D arc = new Arc2D.Double();
    Line2D workingLine = new Line2D.Double();
    Stroke arcStroke = new BasicStroke(0.75f);

    for (double v = this.getLowerBound(); v <= this.getUpperBound(); v += this.getMajorTickIncrement()) {
        arc.setArc(arcRect, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
        g2.setPaint(this.getMajorTickPaint());
        g2.setStroke(arcStroke);
        g2.draw(arc);

        Point2D pt0 = arc.getEndPoint();
        arc.setArc(arcRectMajor, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
        Point2D pt1 = arc.getEndPoint();
        g2.setPaint(this.getMajorTickPaint());
        g2.setStroke(this.getMajorTickStroke());
        workingLine.setLine(pt0, pt1);
        g2.draw(workingLine);
        arc.setArc(arcRectForLabels, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
        Point2D pt2 = arc.getEndPoint();

        if (this.getTickLabelsVisible()) {
            if (!firstLabel || this.getFirstTickLabelVisible()) {
                g2.setFont(this.getTickLabelFont());
                TextUtilities.drawAlignedString(this.getTickLabelFormatter().format(v), g2, (float) pt2.getX(),
                        (float) pt2.getY(), TextAnchor.CENTER);
            }
        }
        firstLabel = false;

        // now do the minor tick marks
        if (this.getMinorTickCount() > 0 && this.getMinorTickLength() > 0.0) {
            double minorTickIncrement = this.getMajorTickIncrement() / (this.getMinorTickCount() + 1);
            for (int i = 0; i < this.getMinorTickCount(); i++) {
                double vv = v + ((i + 1) * minorTickIncrement);
                if (vv >= this.getUpperBound()) {
                    break;
                }
                double angle = valueToAngle(vv);

                arc.setArc(arcRect, this.getStartAngle(), angle - this.getStartAngle(), Arc2D.OPEN);
                pt0 = arc.getEndPoint();
                arc.setArc(arcRectMinor, this.getStartAngle(), angle - this.getStartAngle(), Arc2D.OPEN);
                Point2D pt3 = arc.getEndPoint();
                g2.setStroke(this.getMinorTickStroke());
                g2.setPaint(this.getMinorTickPaint());
                workingLine.setLine(pt0, pt3);
                g2.draw(workingLine);
            }
        }

    }
}

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From source file:graph.eventhandlers.MyEditingGraphMousePlugin.java

private void transformArrowShape(Point2D down, Point2D out) {
    float x1 = (float) down.getX();
    float y1 = (float) down.getY();
    float x2 = (float) out.getX();
    float y2 = (float) out.getY();

    AffineTransform xform = AffineTransform.getTranslateInstance(x2, y2);

    float dx = x2 - x1;
    float dy = y2 - y1;
    float thetaRadians = (float) Math.atan2(dy, dx);
    xform.rotate(thetaRadians);/*from  w ww .j a v a2  s .  c o  m*/
    arrowShape = xform.createTransformedShape(rawArrowShape);
}

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From source file:graph.eventhandlers.MyEditingGraphMousePlugin.java

/**
 * code lifted from PluggableRenderer to move an edge shape into an
 * arbitrary position//from   ww w  . ja v a 2 s .  com
 */
private void transformEdgeShape(Point2D down, Point2D out) {
    float x1 = (float) down.getX();
    float y1 = (float) down.getY();
    float x2 = (float) out.getX();
    float y2 = (float) out.getY();

    AffineTransform xform = AffineTransform.getTranslateInstance(x1, y1);

    float dx = x2 - x1;
    float dy = y2 - y1;
    float thetaRadians = (float) Math.atan2(dy, dx);
    xform.rotate(thetaRadians);
    float dist = (float) Math.sqrt(dx * dx + dy * dy);
    xform.scale(dist / rawEdge.getBounds().getWidth(), 1.0);
    edgeShape = xform.createTransformedShape(rawEdge);
}

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From source file:org.jcurl.model.PathSegment.java

protected PathSegment(boolean isRockCoordinates, double t0, Point2D x0, Point2D v0, final R1R1Function[] c) {
    super(c);//  w w  w .j  a va 2 s.  c om
    if (c.length != 3)
        throw new IllegalArgumentException("rock path curve must have 3 dimensions, but had " + c.length);
    this.isRockCoordinates = isRockCoordinates;
    this.rc2wc = new AffineTransform();
    final double vabs = v0.distance(0, 0);
    if (vabs != 0.0)
        rc2wc.rotate(-Math.acos((v0.getX() * 0 + v0.getY() * 1) / vabs), x0.getX(), x0.getY());
    rc2wc.translate(x0.getX(), x0.getY());
    this.t0 = t0;
}

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From source file:org.nuxeo.pdf.service.PDFTransformationServiceImpl.java

@Override
public Blob applyTextWatermark(Blob input, String text, WatermarkProperties properties) {

    // Set up the graphic state to handle transparency
    // Define a new extended graphic state
    PDExtendedGraphicsState extendedGraphicsState = new PDExtendedGraphicsState();
    // Set the transparency/opacity
    extendedGraphicsState.setNonStrokingAlphaConstant((float) properties.getAlphaColor());

    try (PDDocument pdfDoc = PDDocument.load(input.getStream())) {

        PDFont font = PDType1Font.getStandardFont(properties.getFontFamily());
        float watermarkWidth = (float) (font.getStringWidth(text) * properties.getFontSize() / 1000f);
        int[] rgb = PDFUtils.hex255ToRGB(properties.getHex255Color());

        for (Object o : pdfDoc.getDocumentCatalog().getAllPages()) {
            PDPage page = (PDPage) o;/*from w  w w.jav a2s. c  o  m*/
            PDRectangle pageSize = page.findMediaBox();
            PDResources resources = page.findResources();

            // Get the defined graphic states.
            HashMap<String, PDExtendedGraphicsState> graphicsStateDictionary = (HashMap<String, PDExtendedGraphicsState>) resources
                    .getGraphicsStates();
            if (graphicsStateDictionary != null) {
                graphicsStateDictionary.put("TransparentState", extendedGraphicsState);
                resources.setGraphicsStates(graphicsStateDictionary);
            } else {
                Map<String, PDExtendedGraphicsState> m = new HashMap<>();
                m.put("TransparentState", extendedGraphicsState);
                resources.setGraphicsStates(m);
            }

            try (PDPageContentStream contentStream = new PDPageContentStream(pdfDoc, page, true, true, true)) {
                contentStream.beginText();
                contentStream.setFont(font, (float) properties.getFontSize());
                contentStream.appendRawCommands("/TransparentState gs\n");
                contentStream.setNonStrokingColor(rgb[0], rgb[1], rgb[2]);
                Point2D position = computeTranslationVector(pageSize.getWidth(), watermarkWidth,
                        pageSize.getHeight(), properties.getFontSize(), properties);
                contentStream.setTextRotation(Math.toRadians(properties.getTextRotation()), position.getX(),
                        position.getY());
                contentStream.drawString(text);
                contentStream.endText();
            }
        }
        return saveInTempFile(pdfDoc);

    } catch (Exception e) {
        throw new NuxeoException(e);
    }
}

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From source file:gov.nih.nci.caintegrator.application.geneexpression.BoxAndWhiskerCoinPlotRenderer.java

private void drawMultipleEllipse(Point2D point, double boxWidth, double oRadius, Graphics2D g2) {

    Ellipse2D dot1 = new Ellipse2D.Double(point.getX() - (boxWidth / 2) + oRadius, point.getY(), oRadius,
            oRadius);//  w w  w .  j  a  va2s . c  o m
    Ellipse2D dot2 = new Ellipse2D.Double(point.getX() + (boxWidth / 2), point.getY(), oRadius, oRadius);
    g2.draw(dot1);
    g2.draw(dot2);
}

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