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:edu.uci.ics.jung.algorithms.layout.AbstractLayout.java

/**
 * @param v// w  w w  .jav  a  2 s . com
 * @param xOffset
 * @param yOffset
 */
protected void offsetVertex(V v, double xOffset, double yOffset) {
    Point2D c = getCoordinates(v);
    c.setLocation(c.getX() + xOffset, c.getY() + yOffset);
    setLocation(v, c);
}

---

From source file:com.sciaps.listener.JFreeChartMouseListener.java

@Override
public void chartMouseClicked(ChartMouseEvent cme) {

    if (cme.getTrigger().isControlDown()) {

        Point2D p = cme.getTrigger().getPoint();
        Rectangle2D plotArea = chartPanel_.getScreenDataArea();
        XYPlot plot = (XYPlot) jFreeChart_.getPlot();
        double chartX = plot.getDomainAxis().java2DToValue(p.getX(), plotArea, plot.getDomainAxisEdge());
        double chartY = plot.getRangeAxis().java2DToValue(p.getY(), plotArea, plot.getRangeAxisEdge());

        if (callback_ != null) {
            callback_.jFreeChartOnClicked(chartX, chartY);
        }/* www  .  jav  a 2s.c  om*/
    }
}

---

From source file:org.apache.fop.render.pcl.PCLImageHandlerGraphics2D.java

/** {@inheritDoc} */
public void handleImage(RenderingContext context, Image image, Rectangle pos) throws IOException {
    PCLRenderingContext pclContext = (PCLRenderingContext) context;
    ImageGraphics2D imageG2D = (ImageGraphics2D) image;
    Dimension imageDim = imageG2D.getSize().getDimensionMpt();
    PCLGenerator gen = pclContext.getPCLGenerator();

    Point2D transPoint = pclContext.transformedPoint(pos.x, pos.y);
    gen.setCursorPos(transPoint.getX(), transPoint.getY());

    boolean painted = false;
    ByteArrayOutputStream baout = new ByteArrayOutputStream();
    PCLGenerator tempGen = new PCLGenerator(baout, gen.getMaximumBitmapResolution());
    tempGen.setDitheringQuality(gen.getDitheringQuality());
    try {//from   w w  w.  ja v  a 2 s . c o m
        GraphicContext ctx = (GraphicContext) pclContext.getGraphicContext().clone();

        AffineTransform prepareHPGL2 = new AffineTransform();
        prepareHPGL2.scale(0.001, 0.001);
        ctx.setTransform(prepareHPGL2);

        PCLGraphics2D graphics = new PCLGraphics2D(tempGen);
        graphics.setGraphicContext(ctx);
        graphics.setClippingDisabled(false /*pclContext.isClippingDisabled()*/);
        Rectangle2D area = new Rectangle2D.Double(0.0, 0.0, imageDim.getWidth(), imageDim.getHeight());
        imageG2D.getGraphics2DImagePainter().paint(graphics, area);

        //If we arrive here, the graphic is natively paintable, so write the graphic
        gen.writeCommand(
                "*c" + gen.formatDouble4(pos.width / 100f) + "x" + gen.formatDouble4(pos.height / 100f) + "Y");
        gen.writeCommand("*c0T");
        gen.enterHPGL2Mode(false);
        gen.writeText("\nIN;");
        gen.writeText("SP1;");
        //One Plotter unit is 0.025mm!
        double scale = imageDim.getWidth() / UnitConv.mm2pt(imageDim.getWidth() * 0.025);
        gen.writeText("SC0," + gen.formatDouble4(scale) + ",0,-" + gen.formatDouble4(scale) + ",2;");
        gen.writeText("IR0,100,0,100;");
        gen.writeText("PU;PA0,0;\n");
        baout.writeTo(gen.getOutputStream()); //Buffer is written to output stream
        gen.writeText("\n");

        gen.enterPCLMode(false);
        painted = true;
    } catch (UnsupportedOperationException uoe) {
        log.debug(
                "Cannot paint graphic natively. Falling back to bitmap painting. Reason: " + uoe.getMessage());
    }

    if (!painted) {
        //Fallback solution: Paint to a BufferedImage
        FOUserAgent ua = context.getUserAgent();
        ImageManager imageManager = ua.getFactory().getImageManager();
        ImageRendered imgRend;
        try {
            imgRend = (ImageRendered) imageManager.convertImage(imageG2D,
                    new ImageFlavor[] { ImageFlavor.RENDERED_IMAGE }/*, hints*/);
        } catch (ImageException e) {
            throw new IOException("Image conversion error while converting the image to a bitmap"
                    + " as a fallback measure: " + e.getMessage());
        }

        gen.paintBitmap(imgRend.getRenderedImage(), new Dimension(pos.width, pos.height),
                pclContext.isSourceTransparencyEnabled());
    }
}

---

From source file:at.knowcenter.wag.egov.egiz.pdf.operator.path.construction.CurveToReplicateFinalPoint.java

@Override
public void process(PDFOperator operator, List<COSBase> operands) throws IOException {
    try {/*  ww w. ja  v a 2 s  .c  o  m*/
        PDFPage pdfPage = (PDFPage) context;

        COSNumber x1 = (COSNumber) operands.get(0);
        COSNumber y1 = (COSNumber) operands.get(1);
        COSNumber x3 = (COSNumber) operands.get(2);
        COSNumber y3 = (COSNumber) operands.get(3);

        Point2D p1 = transform(x1.doubleValue(), y1.doubleValue());
        Point2D p3 = transform(x3.doubleValue(), y3.doubleValue());

        pdfPage.getCurrentPath().curveTo((float) p1.getX(), (float) p1.getY(), (float) p3.getX(),
                (float) p3.getY(), (float) p3.getX(), (float) p3.getY());

        if (log.isTraceEnabled()) {
            log.trace("Appending cubic Bezier curve with x1:" + p1.getX() + ",y1:" + p1.getY() + ", x3:"
                    + p3.getX() + ",y3:" + p3.getY());
        }
    } catch (Exception e) {
        log.warn("Error processing operator 'y'.", e);
    }
}

---

From source file:ddf.catalog.transformer.input.pdf.GeoPdfParser.java

/**
 * Convert a Point2d into WKT Lat/Lon//  w  ww.  j a v a  2  s .co m
 *
 * @param point2D
 * @return a String representation of a WKT Lat/Lon pair
 */
private String point2dToWkt(Point2D point2D) {
    return point2D.getX() + " " + point2D.getY();
}

---

From source file:edu.uci.ics.jung.visualization.util.VertexShapeFactory.java

/**
 * Returns a regular <code>num_sides</code>-sided 
 * <code>Polygon</code> whose bounding 
 * box's width and height are defined by this instance's size and
 * aspect ratio functions for this vertex.
 * @param num_sides the number of sides of the polygon; must be >= 3.
 *//*from   ww w  .  j a  va  2 s . c om*/
public Shape getRegularPolygon(V v, int num_sides) {
    if (num_sides < 3)
        throw new IllegalArgumentException("Number of sides must be >= 3");
    Rectangle2D frame = getRectangle(v);
    float width = (float) frame.getWidth();
    float height = (float) frame.getHeight();

    // generate coordinates
    double angle = 0;
    thePolygon.reset();
    thePolygon.moveTo(0, 0);
    thePolygon.lineTo(width, 0);
    double theta = (2 * Math.PI) / num_sides;
    for (int i = 2; i < num_sides; i++) {
        angle -= theta;
        float delta_x = (float) (width * Math.cos(angle));
        float delta_y = (float) (width * Math.sin(angle));
        Point2D prev = thePolygon.getCurrentPoint();
        thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
    }
    thePolygon.closePath();

    // scale polygon to be right size, translate to center at (0,0)
    Rectangle2D r = thePolygon.getBounds2D();
    double scale_x = width / r.getWidth();
    double scale_y = height / r.getHeight();
    float translationX = (float) (r.getMinX() + r.getWidth() / 2);
    float translationY = (float) (r.getMinY() + r.getHeight() / 2);

    AffineTransform at = AffineTransform.getScaleInstance(scale_x, scale_y);
    at.translate(-translationX, -translationY);

    Shape shape = at.createTransformedShape(thePolygon);
    return shape;
}

---

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

public void testTrafo() throws NoninvertibleTransformException {
    final Point2D x0 = new Point2D.Double(1.5, 2.5);
    // final Point2D x0 = new Point2D.Double(0, 0);
    final Point2D v0 = new Point2D.Double(2, 1);
    // build the trafo
    final AffineTransform rc2wc = new AffineTransform();
    {/*w w w.j  a  v a  2 s.c  o  m*/
        rc2wc.rotate(-Math.acos((v0.getX() * 0 + v0.getY() * 1) / v0.distance(0, 0)), x0.getX(), x0.getY());
        rc2wc.translate(x0.getX(), x0.getY());
    }
    // check some points.
    // wc(x0) -> rc(0,0)
    Point2D tmp = rc2wc.inverseTransform(x0, null);
    assertEquals("", 0, tmp.getX(), 1e-9);
    assertEquals("", 0, tmp.getY(), 1e-9);

    // rc(0,1) -> wc(x0)
    tmp = rc2wc.transform(new Point2D.Double(0, 1), null);
    assertEquals("", x0.getX() + 0.8944271909999, tmp.getX(), 1e-6);
    assertEquals("", x0.getY() + 0.4472135954999, tmp.getY(), 1e-6);
}

---

From source file:com.rapidminer.gui.new_plotter.engine.jfreechart.legend.CustomLegendGraphic.java

@Override
public void draw(Graphics2D g2, Rectangle2D area) {

    area = trimMargin(area);/*from ww w .  j a  v  a 2  s .co m*/
    drawBorder(g2, area);
    area = trimBorder(area);
    area = trimPadding(area);

    if (isLineVisible()) {
        Point2D location = RectangleAnchor.coordinates(area, getShapeLocation());
        Shape aLine = ShapeUtilities.createTranslatedShape(getLine(), getShapeAnchor(), location.getX(),
                location.getY());
        g2.setPaint(getLinePaint());
        g2.setStroke(getLineStroke());
        g2.draw(aLine);
    }

    if (isShapeVisible()) {
        Point2D location = RectangleAnchor.coordinates(area, getShapeLocation());

        Shape s = ShapeUtilities.createTranslatedShape(getShape(), getShapeAnchor(), location.getX(),
                location.getY());
        if (isShapeFilled()) {
            Paint p = getFillPaint();
            if (p instanceof GradientPaint) {
                GradientPaint gp = (GradientPaint) getFillPaint();
                p = getFillPaintTransformer().transform(gp, s);
            } else if (p instanceof LinearGradientPaint) {
                LinearGradientPaint gradient = (LinearGradientPaint) p;
                Rectangle2D bounds = s.getBounds2D();
                p = getTranslatedLinearGradientPaint(gradient,
                        new Point2D.Double(bounds.getMinX(), bounds.getMinY()),
                        new Point2D.Double(bounds.getMaxX(), bounds.getMaxY()), false);
            }
            g2.setPaint(p);
            g2.fill(s);
        }
        if (isShapeOutlineVisible()) {
            g2.setPaint(getOutlinePaint());
            g2.setStroke(getOutlineStroke());
            g2.draw(s);
        }
    }

}

---

From source file:at.knowcenter.wag.egov.egiz.pdfbox2.pdf.operator.path.construction.CurveToReplicateFinalPoint.java

@Override
public void process(Operator operator, List<COSBase> operands) throws IOException {
    try {//from  w w  w  .  j  ava 2 s  . c  o  m
        PDFPage pdfPage = (PDFPage) context;

        COSNumber x1 = (COSNumber) operands.get(0);
        COSNumber y1 = (COSNumber) operands.get(1);
        COSNumber x3 = (COSNumber) operands.get(2);
        COSNumber y3 = (COSNumber) operands.get(3);

        Point2D p1 = transform(x1.doubleValue(), y1.doubleValue());
        Point2D p3 = transform(x3.doubleValue(), y3.doubleValue());

        pdfPage.getCurrentPath().curveTo((float) p1.getX(), (float) p1.getY(), (float) p3.getX(),
                (float) p3.getY(), (float) p3.getX(), (float) p3.getY());

        if (log.isTraceEnabled()) {
            log.trace("Appending cubic Bezier curve with x1:" + p1.getX() + ",y1:" + p1.getY() + ", x3:"
                    + p3.getX() + ",y3:" + p3.getY());
        }
    } catch (Exception e) {
        log.warn("Error processing operator 'y'.", e);
    }
}

---

From source file:edu.uci.ics.jung.visualization.util.VertexShapeFactory.java

/**
 * Returns a regular <code>Polygon</code> of <code>num_points</code>
 * points whose bounding /*  www.j a va 2s.  c o  m*/
 * box's width and height are defined by this instance's size and
 * aspect ratio functions for this vertex.
 * @param num_points the number of points of the polygon; must be >= 5.
 */
public Shape getRegularStar(V v, int num_points) {
    if (num_points < 5)
        throw new IllegalArgumentException("Number of sides must be >= 5");
    Rectangle2D frame = getRectangle(v);
    float width = (float) frame.getWidth();
    float height = (float) frame.getHeight();

    // generate coordinates
    double theta = (2 * Math.PI) / num_points;
    double angle = -theta / 2;
    thePolygon.reset();
    thePolygon.moveTo(0, 0);
    float delta_x = width * (float) Math.cos(angle);
    float delta_y = width * (float) Math.sin(angle);
    Point2D prev = thePolygon.getCurrentPoint();
    thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
    for (int i = 1; i < num_points; i++) {
        angle += theta;
        delta_x = width * (float) Math.cos(angle);
        delta_y = width * (float) Math.sin(angle);
        prev = thePolygon.getCurrentPoint();
        thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
        angle -= theta * 2;
        delta_x = width * (float) Math.cos(angle);
        delta_y = width * (float) Math.sin(angle);
        prev = thePolygon.getCurrentPoint();
        thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
    }
    thePolygon.closePath();

    // scale polygon to be right size, translate to center at (0,0)
    Rectangle2D r = thePolygon.getBounds2D();
    double scale_x = width / r.getWidth();
    double scale_y = height / r.getHeight();

    float translationX = (float) (r.getMinX() + r.getWidth() / 2);
    float translationY = (float) (r.getMinY() + r.getHeight() / 2);

    AffineTransform at = AffineTransform.getScaleInstance(scale_x, scale_y);
    at.translate(-translationX, -translationY);

    Shape shape = at.createTransformedShape(thePolygon);
    return shape;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• 40
• 41
• 42
• 43
• 44
• 45
• 46
• 47
• 48
• »