Example usage for java.awt Graphics2D clip

Introduction

In this page you can find the example usage for java.awt Graphics2D clip.

Prototype

public abstract void clip(Shape s);

Source Link

Document

Intersects the current Clip with the interior of the specified Shape and sets the Clip to the resulting intersection.

Usage

From source file:org.jfree.graphics2d.demo.ImageTest.java

private static void drawClipTest(Graphics2D g2) {
    g2.translate(10, 20);// w w  w. j a  va 2 s  .  c  o  m
    g2.setColor(Color.RED);
    g2.fillRect(10, 10, 100, 100);
    g2.clip(new Rectangle(0, 0, 60, 60));
    g2.setPaint(Color.BLUE);
    g2.fillRect(10, 10, 100, 100);
    g2.setClip(null);
    g2.setPaint(Color.GREEN);
    g2.fillRect(60, 60, 50, 50);
}

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From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

public static void drawShape(Graphics2D g2, Rectangle2D imageArea, Shape shape, Color color, JFreeChart chart) {
    g2.clip(imageArea);
    g2.setPaint(color);/*from w  w w . j  a  v  a 2s .  c  o m*/
    Shape newShape = translateChartShape(shape, imageArea, chart);
    if (shape == null) {
        return;
    }
    g2.draw(newShape);
}

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From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

private static void drawDomainMask(Graphics2D g2, Rectangle2D imageArea, RangeMask mask, RangeMask selectedMask,
        JFreeChart chart, double fontSizeRate, Color fillColor) {
    g2.clip(imageArea);
    g2.setPaint(fillColor);//from   w  w w. ja v a2  s .  c  om
    Rectangle2D translatedRectangle = getDomainMaskFrame(mask, imageArea, chart);
    if (translatedRectangle == null || translatedRectangle.isEmpty()) {
        return;
    }
    drawMask(g2, translatedRectangle);
    if (mask == selectedMask) {
        drawMaskBoarder(g2, translatedRectangle);
    }
    drawMaskName(g2, mask, translatedRectangle, fontSizeRate);
}

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From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

/**
 * Draws mask rectangle (if present)./*from   w ww.j  a  v a2  s.  c o  m*/
 * The drawing is performed in XOR mode, therefore
 * when this method is called twice in a row,
 * the second call will completely restore the state
 * of the canvas.
 *
 * @param g2 the graphics device.
 * @param xor  use XOR for drawing?
 */
private static void drawMaskRectangle(Graphics2D g2, Rectangle2D imageArea, Abstract2DMask mask,
        Abstract2DMask selectedMask, JFreeChart chart, double fontSizeRate, Color fillColor) {
    g2.clip(imageArea);
    g2.setPaint(fillColor);
    Abstract2DMask translatedMask = translateChartRectangle(mask, imageArea, chart);
    if (translatedMask == null || translatedMask.getRectangleFrame().isEmpty()) {
        return;
    }
    drawMask(g2, translatedMask.getShape());
    if (mask == selectedMask) {
        drawMaskBoarder(g2, translatedMask);
    }
    drawMaskName(g2, translatedMask, imageArea, fontSizeRate);
}

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From source file:MainClass.java

public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    Ellipse2D e = new Ellipse2D.Float(10, 10, 200, 200);
    g2d.clip(e);
    g2d.fillRect(40, 60, 500, 500);/*from   w ww  .j ava2s. c o m*/
}

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From source file:edu.cudenver.bios.chartsvc.representation.LegendImageRepresentation.java

/**
 * Called internally by Restlet library to write the image as the HTTP
 * response./*from  w  ww . j ava  2  s . c o  m*/
 * @param out output stream
 */
@Override
public void write(OutputStream out) throws IOException {
    // build the legend from the plot, and write it to a jpeg image
    if (plot != null) {
        LegendTitle legend = new LegendTitle(plot, new ColumnArrangement(), new ColumnArrangement());
        legend.setFrame(BlockBorder.NONE);
        //legend.setMargin(new RectangleInsets(2.0, 2.0, 2.0, 2.0));
        legend.setBackgroundPaint(Color.white);
        legend.setPosition(RectangleEdge.BOTTOM);
        BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        Graphics2D g = image.createGraphics();
        Rectangle2D.Double legendArea = new Rectangle2D.Double(0, 0, width, height);
        g.clip(legendArea);
        legend.arrange(g, new RectangleConstraint(width, height));
        legend.draw(g, legendArea);
        g.dispose();
        EncoderUtil.writeBufferedImage(image, ImageFormat.JPEG, out);
    }
}

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

@Override
public void paintOverlay(Graphics2D g2, ChartPanel chartPanel) {
    Shape savedClip = g2.getClip();
    Rectangle2D dataArea = chartPanel.getScreenDataArea();
    g2.clip(dataArea);
    JFreeChart chart = chartPanel.getChart();
    XYPlot plot = (XYPlot) chart.getPlot();
    ValueAxis xAxis = plot.getDomainAxis();
    RectangleEdge xAxisEdge = plot.getDomainAxisEdge();
    Iterator iterator = this.getDomainCrosshairs().iterator();
    while (iterator.hasNext()) {
        Crosshair ch = (Crosshair) iterator.next();
        if (ch.isVisible()) {
            double x = ch.getValue();
            double xx = xAxis.valueToJava2D(x, dataArea, xAxisEdge);
            if (plot.getOrientation() == PlotOrientation.VERTICAL) {
                drawVerticalCrosshair(g2, dataArea, xx, ch);
            } else {
                drawHorizontalCrosshair(g2, dataArea, xx, ch);
            }//from www  .  j a v  a2s .  c om
        }
    }

    int rangeAxisIdx = 0;
    for (ArrayList<Crosshair> crosshairsForRange : rangeCrosshairs) {
        ValueAxis yAxis = plot.getRangeAxis(rangeAxisIdx);
        RectangleEdge yAxisEdge = plot.getRangeAxisEdge(rangeAxisIdx);
        iterator = crosshairsForRange.iterator();
        while (iterator.hasNext()) {
            Crosshair ch = (Crosshair) iterator.next();
            if (ch.isVisible()) {
                double y = ch.getValue();
                double yy = yAxis.valueToJava2D(y, dataArea, yAxisEdge);
                if (plot.getOrientation() == PlotOrientation.VERTICAL) {
                    drawHorizontalCrosshair(g2, dataArea, yy, ch);
                } else {
                    drawVerticalCrosshair(g2, dataArea, yy, ch);
                }
            }
        }
        g2.setClip(savedClip);
        ++rangeAxisIdx;
    }
}

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From source file:ClipBetweenRectangleEllipse2D.java

public void paint(Graphics g) {
    Graphics2D g2D = (Graphics2D) g;

    Graphics2D g2 = (Graphics2D) g;

    int w = getSize().width;
    int h = getSize().height;
    Ellipse2D e = new Ellipse2D.Float(w / 4.0f, h / 4.0f, w / 2.0f, h / 2.0f);
    g2.setClip(e);/*from  w w w.j  a  v  a  2 s  . c  o  m*/

    g2.setColor(Color.red);
    g2.fillRect(0, 0, w, h);

    Rectangle r = new Rectangle(w / 2, h / 2, w / 2, h / 2);
    g2.clip(r);

    g2.setColor(Color.green);
    g2.fillRect(0, 0, w, h);

}

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From source file:net.sf.maltcms.chromaui.charts.overlay.Peak1DHeatmapOverlay.java

/**
 *
 * @param g2/*from   ww  w.  j ava2s  . c  o  m*/
 * @param chartPanel
 */
@Override
public void paintOverlay(Graphics2D g2, ChartPanel chartPanel) {
    if (isVisible()) {
        Shape savedClip = g2.getClip();
        Rectangle2D dataArea = chartPanel.getScreenDataArea();
        g2.clip(dataArea);
        JFreeChart chart = chartPanel.getChart();
        XYPlot plot = (XYPlot) chart.getPlot();
        ValueAxis xAxis = plot.getDomainAxis();
        RectangleEdge xAxisEdge = plot.getDomainAxisEdge();
        ValueAxis yAxis = plot.getRangeAxis();
        RectangleEdge yAxisEdge = plot.getRangeAxisEdge();
        Color c = g2.getColor();
        Color fillColor = peakAnnotations.getColor();
        if (fillColor == null || fillColor.equals(Color.WHITE)
                || fillColor.equals(new Color(255, 255, 255, 0))) {
            Logger.getLogger(getClass().getName())
                    .info("Peak annotation color was null or white, using color from treatment group!");
            fillColor = peakAnnotations.getChromatogram().getTreatmentGroup().getColor();
        }
        g2.setColor(ChartCustomizer.withAlpha(fillColor, 0.5f));
        for (IPeakAnnotationDescriptor descr : peakAnnotations.getMembers()) {
            double x = descr.getApexTime();
            double xx = xAxis.valueToJava2D(x, dataArea, xAxisEdge);
            double width = xAxis.valueToJava2D(1, dataArea, xAxisEdge);
            double mzRange = (descr.getMassValues()[descr.getMassValues().length - 1]
                    - descr.getMassValues()[0]);
            double y = mzRange / 2.0d;
            double yy = yAxis.valueToJava2D(y, dataArea, yAxisEdge);
            double height = yAxis.valueToJava2D(mzRange, dataArea, yAxisEdge);
            AffineTransform at = AffineTransform.getTranslateInstance(xx, yy);
            at.concatenate(AffineTransform.getTranslateInstance(-x, -y));
            Rectangle2D.Double r = new Rectangle2D.Double(xx - (width / 2.0d), yy, width, height);
            g2.fill(at.createTransformedShape(r));
        }
        g2.setColor(c);
        g2.setClip(savedClip);
    }
}

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From source file:Main.java

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

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

    int cx = getSize().width / 2;
    int cy = getSize().height / 2;

    g2.translate(cx, cy);//from   w  w w.  j a  v a2s .c om
    g2.rotate(theta * Math.PI / 180);

    Shape oldClip = g2.getClip();
    Shape e = new Ellipse2D.Float(-cx, -cy, cx * 2, cy * 2);
    g2.clip(e);

    Shape c = new Ellipse2D.Float(-cx, -cy, cx * 3 / 4, cy * 2);
    g2.setPaint(new GradientPaint(40, 40, Color.blue, 60, 50, Color.white, true));
    g2.fill(c);

    g2.setPaint(Color.yellow);
    g2.fillOval(cx / 4, 0, cx, cy);

    g2.setClip(oldClip);

    g2.setFont(new Font("Times New Roman", Font.PLAIN, 64));
    g2.setPaint(new GradientPaint(-cx, 0, Color.red, cx, 0, Color.black, false));
    g2.drawString("Hello, 2D!", -cx * 3 / 4, cy / 4);

    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) .75);
    g2.setComposite(ac);

    Shape r = new RoundRectangle2D.Float(0, -cy * 3 / 4, cx * 3 / 4, cy * 3 / 4, 20, 20);
    g2.setStroke(new BasicStroke(4));
    g2.setPaint(Color.magenta);
    g2.fill(r);
    g2.setPaint(Color.green);
    g2.draw(r);

    g2.drawImage(image, -cx / 2, -cy / 2, this);
}

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