Example usage for java.awt Graphics2D setRenderingHints

Introduction

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

Prototype

public abstract void setRenderingHints(Map<?, ?> hints);

Source Link

Document

Replaces the values of all preferences for the rendering algorithms with the specified hints .

Usage

From source file:MainClass.java

public void paint(Graphics g) {

    Graphics2D g2 = (Graphics2D) g;

    RenderingHints rh = g2.getRenderingHints();
    rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setRenderingHints(rh);

    int x = 40, y = 40;

    g.setColor(Color.red);/*from w ww  .  j a v a  2 s  .  co  m*/
    g.fillOval(x, y, 50, 50);

    Composite old = g2.getComposite();

    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.DST_OUT));

    g.setColor(Color.green);
    g.fillOval(x + 30, y + 30, 30, 30);

    g2.setComposite(old);

    g.setColor(Color.black);
    g.drawString("AlphaComposite.DST_OUT", x, y + 80);

}

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From source file:MainClass.java

public void paint(Graphics g) {

    Graphics2D g2 = (Graphics2D) g;

    RenderingHints rh = g2.getRenderingHints();
    rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setRenderingHints(rh);

    int x = 40, y = 40;

    g.setColor(Color.red);/*  w  ww.  ja v  a2  s  . co  m*/
    g.fillOval(x, y, 50, 50);

    Composite old = g2.getComposite();

    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC));

    g.setColor(Color.green);
    g.fillOval(x + 30, y + 30, 30, 30);

    g2.setComposite(old);

    g.setColor(Color.black);
    g.drawString("AlphaComposite.SRC", x, y + 80);

}

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From source file:MainClass.java

public void paint(Graphics g) {

    Graphics2D g2 = (Graphics2D) g;

    RenderingHints rh = g2.getRenderingHints();
    rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setRenderingHints(rh);

    int x = 40, y = 40;

    g.setColor(Color.red);//from  ww  w .  j av a 2 s  . c  o m
    g.fillOval(x, y, 50, 50);

    Composite old = g2.getComposite();

    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.DST_IN));

    g.setColor(Color.green);
    g.fillOval(x + 30, y + 30, 30, 30);

    g2.setComposite(old);

    g.setColor(Color.black);
    g.drawString("AlphaComposite.DST_IN", x, y + 80);

}

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From source file:MainClass.java

public void paint(Graphics g) {

    Graphics2D g2 = (Graphics2D) g;

    RenderingHints rh = g2.getRenderingHints();
    rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setRenderingHints(rh);

    int x = 40, y = 40;

    g.setColor(Color.red);//from w  ww  .  ja  v a2  s.  c om
    g.fillOval(x, y, 50, 50);

    Composite old = g2.getComposite();

    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.DST_OVER));

    g.setColor(Color.green);
    g.fillOval(x + 30, y + 30, 30, 30);

    g2.setComposite(old);

    g.setColor(Color.black);
    g.drawString("AlphaComposite.DST_OVER", x, y + 80);

}

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From source file:MainClass.java

public void paint(Graphics g) {

    Graphics2D g2 = (Graphics2D) g;

    RenderingHints rh = g2.getRenderingHints();
    rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setRenderingHints(rh);

    int x = 40, y = 40;

    g.setColor(Color.red);//  w  w w .ja v  a2s .  c o  m
    g.fillOval(x, y, 50, 50);

    Composite old = g2.getComposite();

    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.CLEAR));

    g.setColor(Color.green);
    g.fillOval(x + 30, y + 30, 30, 30);

    g2.setComposite(old);

    g.setColor(Color.black);
    g.drawString("AlphaComposite.CLEAR", x, y + 80);

}

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From source file:Main.java

public void drawImage() {
    Graphics2D g = img.createGraphics();
    RenderingHints hints = new RenderingHints(RenderingHints.KEY_ANTIALIASING,
            RenderingHints.VALUE_ANTIALIAS_ON);
    g.setRenderingHints(hints);

    g.setColor(Color.RED);//from  w ww.  j  a  v a 2 s .c  o  m
    int x = (int) mouse.getX();
    int y = (int) mouse.getY();
    g.setStroke(new BasicStroke(2));
    int s = 3;
    g.drawLine(x - s, y, x + s, y);
    g.drawLine(x, y - s, x, y + s);
    l.setIcon(new ImageIcon(img));

    g.dispose();
}

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From source file:no.met.jtimeseries.chart.XYCloudSymbolRenderer.java

/**
 * Draws the visual representation of a single symbol.
 *//*from   w w  w . j  a  v a2 s .  com*/
@Override
public void drawItem(Graphics2D g2d, XYItemRendererState state, Rectangle2D plotArea, PlotRenderingInfo info,
        XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item,
        CrosshairState crosshairState, int pass) {
    // Needs a new graphics object to use translate() and rotate()
    Graphics2D g2 = (Graphics2D) g2d.create();
    g2.setRenderingHints(renderHints);

    double middleY = plotArea.getCenterY();
    CloudDataset cloudData = (CloudDataset) dataset;
    Number x = cloudData.getX(series, item);
    double middleX = domainAxis.valueToJava2D(x.doubleValue(), plotArea, plot.getDomainAxisEdge());
    g2.translate((int) middleX, (int) middleY); // make x=0, y=0 the middle of the symbol
    g2.setStroke(new BasicStroke());
    double height = plotArea.getHeight() - 2;

    // we set the width to be 20 which is the same as the weather symbols 
    double width = calculateWidth(plotArea.getWidth());
    double startX = -(width / 2);
    double startY[] = { -(height / 2), -(height / 4), 0, (height / 4) };
    double values[] = { (cloudData.getHighClouds(series, item).doubleValue() / 100.0),
            (cloudData.getMediumClouds(series, item).doubleValue() / 100.0),
            (cloudData.getLowClouds(series, item).doubleValue() / 100.0),
            (cloudData.getFog(series, item).doubleValue() / 100.0) };

    for (int i = 0; i < values.length; i++) { // for each cloud type
        g2.setColor(new Color(96, 96, 96));
        g2.fill(new Rectangle2D.Double(startX, startY[i], (width * values[i]), (height / 4 - 1))); // plot could
        g2.setColor(new Color(97, 204, 247));
        g2.fill(new Rectangle2D.Double(startX + (width * values[i]), startY[i], (width * (1 - values[i])),
                (height / 4 - 1))); // plot sky
    }
}

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From source file:Main.java

public void drawImage() {
    Graphics2D g = img.createGraphics();
    RenderingHints hints = new RenderingHints(RenderingHints.KEY_ANTIALIASING,
            RenderingHints.VALUE_ANTIALIAS_ON);
    g.setRenderingHints(hints);

    g.setStroke(new BasicStroke(4));
    for (Ellipse2D shape : shapes) {
        g.setColor(Color.blue);/*from w  w  w.  ja  va  2s.c om*/
        g.fill(shape);
        if (shape.contains(mouse)) {
            g.setColor(Color.RED);
        } else {
            g.setColor(Color.YELLOW);
        }
        g.draw(shape);
    }

    l.setIcon(new ImageIcon(img));

    g.dispose();
}

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From source file:Text.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);
    Graphics2D g2d = (Graphics2D) g;

    RenderingHints rh = new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    rh.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);

    g2d.setRenderingHints(rh);
    Font font = new Font("New Roma", Font.BOLD, 40);
    g2d.setFont(font);//w w  w.j av  a  2  s. c om
    g2d.drawString("text", 20, 30);
}

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From source file:com.funambol.foundation.util.MediaUtils.java

/**
 * Rotates given buffered image by given amount of degree.
 * The valid degree values are 0, 90, 180, 270.
 * If the image is a jpg, the rotation is lossless, exif data are preserved
 * and image size is almost the same.//from   ww  w.  j  a  va  2 s.com
 *
 * @param bufImage the buffered image
 * @param degree amount of degree to apply
 * @return a buffered image containing rotated image data
 * @throws PicturesException if amount of degree is invalid or if an
 *         IOException occurs
 */
private static BufferedImage rotateImage(BufferedImage bufImage, int degree)
        throws FileDataObjecyUtilsException {

    degree = degree % 360;
    int h;
    int w;

    switch (degree) {
    case 0:
    case 180:
        h = bufImage.getHeight();
        w = bufImage.getWidth();
        break;
    case 90:
    case 270:
        h = bufImage.getWidth();
        w = bufImage.getHeight();
        break;
    default:
        throw new FileDataObjecyUtilsException(
                "Error rotating image since the '" + degree + "' degree value is unsupported");
    }

    BufferedImage out = null;

    int bufImageType = bufImage.getType();
    if (BufferedImage.TYPE_BYTE_INDEXED == bufImageType || BufferedImage.TYPE_BYTE_BINARY == bufImageType) {

        IndexColorModel model = (IndexColorModel) bufImage.getColorModel();
        out = new BufferedImage(w, h, bufImage.getType(), model);

    } else if (BufferedImage.TYPE_CUSTOM == bufImageType) {

        // we don't know what type of image it can be

        // there's a bug in some VM that cause some PNG images to have 
        // type custom: this should take care of this issue

        //check if we need to have alpha channel
        boolean alpha = bufImage.getTransparency() != BufferedImage.OPAQUE;

        if (alpha) {
            // TYPE_INT_ARGB_PRE gives you smaller output images
            // than TYPE_INT_ARGB
            out = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB_PRE);
        } else {
            out = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
        }

    } else {

        out = new BufferedImage(w, h, bufImage.getType());
    }

    Graphics2D g2d = out.createGraphics();

    Map renderingHints = new HashMap();

    renderingHints.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    renderingHints.put(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);

    g2d.setRenderingHints(renderingHints);
    g2d.rotate(Math.toRadians(degree));

    switch (degree) {
    case 90:
        g2d.translate(0, -w);
        break;
    case 180:
        g2d.translate(-w, -h);
        break;
    case 270:
        g2d.translate(-h, 0);
        break;
    }

    g2d.drawImage(bufImage, null, 0, 0);
    g2d.dispose();

    return out;
}

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