Example usage for java.awt Graphics2D setClip

Introduction

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

Prototype

public abstract void setClip(Shape clip);

Source Link

Document

Sets the current clipping area to an arbitrary clip shape.

Usage

From source file:JTable2Pdf.java

private void print() {
    Document document = new Document(PageSize.A4.rotate());
    try {// w  w  w . j  a  v a 2s  .com
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("jTable.pdf"));

        document.open();
        PdfContentByte cb = writer.getDirectContent();

        cb.saveState();
        Graphics2D g2 = cb.createGraphicsShapes(500, 500);

        Shape oldClip = g2.getClip();
        g2.clipRect(0, 0, 500, 500);

        table.print(g2);
        g2.setClip(oldClip);

        g2.dispose();
        cb.restoreState();
    } catch (Exception e) {
        System.err.println(e.getMessage());
    }
    document.close();
}

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From source file:ClipArea.java

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

    int w = getSize().width;
    int h = getSize().height;

    if (clip) {// ww w. jav  a 2s. c  o m
        Ellipse2D e = new Ellipse2D.Float(w / 4.0f, h / 4.0f, w / 2.0f, h / 2.0f);
        g2.setClip(e);

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

    if (clipFurther) {
        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:com.igormaznitsa.jhexed.values.HexSVGImageValue.java

@Override
public BufferedImage makeIcon(final int width, final int height, final Path2D shape, final boolean allowAlpha) {
    try {/*ww  w.j  a va 2s  .co m*/
        final BufferedImage img = this.image.rasterize(width, height, BufferedImage.TYPE_INT_ARGB);
        if (shape == null) {
            return img;
        } else {
            final BufferedImage result = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
            final Graphics2D g = result.createGraphics();
            g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            g.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION,
                    RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);
            g.setClip(makeTransformedPathForSize(width, height, shape));
            g.drawImage(img, 0, 0, null);
            g.dispose();
            return result;
        }

    } catch (Exception ex) {
        ex.printStackTrace();
        return null;
    }
}

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From source file:org.eurocarbdb.application.glycoworkbench.plugin.reporting.ProfilesComparisonReportChartCanvas.java

protected void paintComponent(Graphics g) {

    // prepare graphic object
    Graphics2D g2d = (Graphics2D) g.create();
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    // set clipping area
    if (is_printing) {
        g2d.translate(-draw_area.x, -draw_area.y);
        g2d.setClip(draw_area);
    }/*ww  w. ja v  a2 s. c  om*/

    //paint canvas background
    if (!is_printing) {
        g2d.setColor(getBackground());
        g2d.fillRect(0, 0, getWidth(), getHeight());
    }

    // paint white background on drawing area    
    g2d.setColor(Color.white);
    g2d.fillRect(draw_area.x, draw_area.y, draw_area.width, draw_area.height);
    if (!is_printing) {
        g2d.setColor(Color.black);
        g2d.draw(draw_area);
    }

    // paint
    paintChart(g2d);

    // dispose graphic object
    g2d.dispose();

    revalidate();
}

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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  .  jav  a 2  s  .  c o  m
    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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From source file:FontPaint.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);
    setBackground(Color.white);/*from   www.jav a2  s  .co  m*/
    int width = getSize().width;
    int height = getSize().height;
    Graphics2D g2 = (Graphics2D) g;

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

    g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);

    FontRenderContext frc = g2.getFontRenderContext();
    Font f = new Font("Helvetica", 1, 60);
    String s = new String("Java Source and Support.");
    TextLayout textTl = new TextLayout(s, f, frc);
    AffineTransform transform = new AffineTransform();
    Shape outline = textTl.getOutline(null);
    Rectangle outlineBounds = outline.getBounds();
    transform = g2.getTransform();
    transform.translate(width / 2 - (outlineBounds.width / 2), height / 2 + (outlineBounds.height / 2));
    g2.transform(transform);
    g2.setColor(Color.blue);
    g2.draw(outline);
    g2.setClip(outline);
}

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From source file:Starry.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);
    setBackground(Color.white);/*from  ww w .  j  a v  a  2 s. co  m*/
    w = getSize().width;
    h = getSize().height;
    Graphics2D g2;
    g2 = (Graphics2D) g;

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

    g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);

    FontRenderContext frc = g2.getFontRenderContext();
    Font f = new Font("Helvetica", 1, w / 10);
    String s = new String("The Starry Night");
    TextLayout textTl = new TextLayout(s, f, frc);
    AffineTransform transform = new AffineTransform();
    Shape outline = textTl.getOutline(null);
    Rectangle r = outline.getBounds();
    transform = g2.getTransform();
    transform.translate(w / 2 - (r.width / 2), h / 2 + (r.height / 2));
    g2.transform(transform);
    g2.setColor(Color.blue);
    g2.draw(outline);
    g2.setClip(outline);
    g2.drawImage(img, r.x, r.y, r.width, r.height, this);

}

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From source file:com.projity.pm.graphic.network.NetworkRenderer.java

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

    Rectangle clipBounds = g2.getClipBounds();
    Rectangle svgClip = clipBounds;
    if (clipBounds == null) {
        clipBounds = getGraphInfo().getDrawingBounds();
        //start at O,O because it's already translated
        if (visibleBounds == null)
            clipBounds = new Rectangle(0, 0, clipBounds.width, clipBounds.height);
        else {/*from w w  w.j  av  a  2s .  c om*/
            clipBounds = visibleBounds;
            g2.setClip(clipBounds);
        }
    }
    //Modif for offline graphics

    GraphicDependency dependency;
    for (Iterator i = getDependenciesIterator(); i.hasNext();) {
        dependency = (GraphicDependency) i.next();
        paintLink(g2, dependency);
    }

    GraphicNode node;
    Rectangle bounds;
    for (ListIterator i = graphInfo.getCache().getIterator(); i.hasNext();) {
        node = (GraphicNode) i.next();
        bounds = getBounds(node);
        if (bounds == null)
            continue;
        if (clipBounds.intersects(bounds))
            paintNode(g2, node);
    }

    if (visibleBounds != null)
        g2.setClip(svgClip);
}

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From source file:net.sf.maltcms.chromaui.charts.events.XYAnnotationAdder.java

/**
 *
 * @param g2//www  . ja  v a 2s  .c  om
 * @param chartPanel
 */
@Override
public void paintOverlay(Graphics2D g2, ChartPanel chartPanel) {
    if (visible) {
        Shape savedClip = g2.getClip();
        Rectangle2D dataArea = chartPanel.getScreenDataArea();
        g2.clip(dataArea);
        JFreeChart chart = chartPanel.getChart();
        XYPlot plot = (XYPlot) chart.getPlot();
        ValueAxis xAxis = plot.getDomainAxis();
        ValueAxis yAxis = plot.getRangeAxis();
        paint(g2, plot, dataArea, xAxis, yAxis, plot.getDomainAxisEdge(), plot.getRangeAxisEdge(), chartPanel);
        g2.setClip(savedClip);
    }
}

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From source file:org.jfree.experimental.chart.plot.dial.DialPlot.java

/**
 * Draws the plot.  This method is usually called by the {@link JFreeChart}
 * instance that manages the plot./*  ww w .  java2  s  . co m*/
 * 
 * @param g2  the graphics target.
 * @param area  the area in which the plot should be drawn.
 * @param anchor  the anchor point (typically the last point that the 
 *     mouse clicked on, <code>null</code> is permitted).
 * @param parentState  the state for the parent plot (if any).
 * @param info  used to collect plot rendering info (<code>null</code> 
 *     permitted).
 */
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor, PlotState parentState,
        PlotRenderingInfo info) {

    // first, expand the viewing area into a drawing frame
    Rectangle2D frame = viewToFrame(area);

    // draw the background if there is one...
    if (this.background != null && this.background.isVisible()) {
        if (this.background.isClippedToWindow()) {
            Shape savedClip = g2.getClip();
            g2.setClip(this.dialFrame.getWindow(frame));
            this.background.draw(g2, this, frame, area);
            g2.setClip(savedClip);
        } else {
            this.background.draw(g2, this, frame, area);
        }
    }

    Iterator iterator = this.layers.iterator();
    while (iterator.hasNext()) {
        DialLayer current = (DialLayer) iterator.next();
        if (current.isVisible()) {
            if (current.isClippedToWindow()) {
                Shape savedClip = g2.getClip();
                g2.setClip(this.dialFrame.getWindow(frame));
                current.draw(g2, this, frame, area);
                g2.setClip(savedClip);
            } else {
                current.draw(g2, this, frame, area);
            }
        }
    }

    // draw the cap if there is one...
    if (this.cap != null && this.cap.isVisible()) {
        if (this.cap.isClippedToWindow()) {
            Shape savedClip = g2.getClip();
            g2.setClip(this.dialFrame.getWindow(frame));
            this.cap.draw(g2, this, frame, area);
            g2.setClip(savedClip);
        } else {
            this.cap.draw(g2, this, frame, area);
        }
    }

    if (this.dialFrame.isVisible()) {
        this.dialFrame.draw(g2, this, frame, area);
    }

}

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