Example usage for java.awt RenderingHints KEY_RENDERING

Introduction

In this page you can find the example usage for java.awt RenderingHints KEY_RENDERING.

Prototype

Key KEY_RENDERING

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Document

Rendering hint key.

Usage

From source file:org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject.java

/**
 * High-quality image scaling.//from   w  w w  .ja v  a  2 s  .co  m
 */
private BufferedImage scaleImage(BufferedImage image, int width, int height) {
    BufferedImage image2 = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics2D g = image2.createGraphics();
    g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
    g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    g.drawImage(image, 0, 0, width, height, 0, 0, image.getWidth(), image.getHeight(), null);
    g.dispose();
    return image2;
}

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From source file:net.sf.firemox.tools.Picture.java

@Override
public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2d.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    if (cardImage != null) {
        g.drawImage(cardImage, 0, 0, getWidth(), getHeight(), this);
    }//from www  .ja  va2s  .  c  om
}

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From source file:com.t3.persistence.PersistenceUtil.java

public static void saveToken(Token token, File file, boolean doWait) throws IOException {
    // Thumbnail//from  w  ww.j av  a 2  s .  c  o m
    BufferedImage image = null;
    if (doWait)
        image = ImageManager.getImageAndWait(token.getImageAssetId());
    else
        image = ImageManager.getImage(token.getImageAssetId());

    Dimension sz = new Dimension(image.getWidth(), image.getHeight());
    SwingUtil.constrainTo(sz, 50);
    BufferedImage thumb = new BufferedImage(sz.width, sz.height, BufferedImage.TRANSLUCENT);
    Graphics2D g = thumb.createGraphics();
    g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    g.drawImage(image, 0, 0, sz.width, sz.height, null);
    g.dispose();

    PackedFile pakFile = null;
    try {
        pakFile = new PackedFile(file);
        saveAssets(token.getAllImageAssets(), pakFile);
        pakFile.putFile(Token.FILE_THUMBNAIL, ImageUtil.imageToBytes(thumb, "png"));
        pakFile.setContent(token);
        pakFile.save();
    } finally {
        if (pakFile != null)
            pakFile.close();
    }
}

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From source file:org.executequery.gui.erd.ErdTable.java

protected void paintComponent(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2d.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    g2d.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
    drawTable(g2d, 0, 0);//w w  w. j av a  2 s. co  m
}

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From source file:com.cmart.PageControllers.SellItemImagesController.java

private static BufferedImage resizeImageWithHint(BufferedImage originalImage, int type, int width, int height) {

    BufferedImage resizedImage = new BufferedImage(width, width, type);
    Graphics2D g = resizedImage.createGraphics();
    g.drawImage(originalImage, 0, 0, width, width, null);
    g.dispose();//from w  w w.j a  va 2 s.  c o  m
    g.setComposite(AlphaComposite.Src);

    g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    return resizedImage;
}

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From source file:jboost.visualization.HistogramFrame.java

private JFreeChart createRocChart(XYDataset dataset) {
    JFreeChart chart = ChartFactory.createXYLineChart("ROC", // chart title
            "False positive rate", // x axis label
            "True positive rate", // y axis label
            dataset, // data
            PlotOrientation.VERTICAL, false, // include
            // legend
            true, // tooltips
            false // urls
    );//from  w w w  .  ja va 2s.c o m

    chart.setAntiAlias(false);
    RenderingHints hints = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);
    chart.setRenderingHints(hints);

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);

    lower_tprMarker = new ValueMarker(0.5);
    lower_tprMarker.setPaint(Color.blue);
    lower_fprMarker = new ValueMarker(0.5);
    lower_fprMarker.setPaint(Color.blue);
    plot.addRangeMarker(lower_tprMarker);
    plot.addDomainMarker(lower_fprMarker);

    upper_tprMarker = new ValueMarker(0.5);
    upper_tprMarker.setPaint(Color.red);
    upper_fprMarker = new ValueMarker(0.5);
    upper_fprMarker.setPaint(Color.red);
    plot.addRangeMarker(upper_tprMarker);
    plot.addDomainMarker(upper_fprMarker);

    return chart;

}

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From source file:org.medici.bia.controller.manuscriptviewer.IIPImageServerController.java

/**
 * //  w w w.  j  a  v  a  2  s. c  o  m
 * @param imageName
 * @param thumbnailWidth
 * @param thumbnailFormat
 * @param response
 */
private void generateThumbnailImage(String imageName, Double thumbnailWidth, Integer imageQuality,
        String thumbnailFormat, HttpServletResponse httpServletResponse) {
    File imageFile = new File(
            ApplicationPropertyManager.getApplicationProperty("iipimage.image.path") + imageName);

    ImageInputStream imageInputStream = null;
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    InputStream inputStream = null;

    try {
        if (imageFile.canRead()) {
            // Reading complete tiff information
            imageInputStream = ImageIO.createImageInputStream(imageFile);
        } else {
            logger.error("File " + imageFile.toString() + " is not present on filesystem. ");
            imageFile = new File(ApplicationPropertyManager.getApplicationProperty("iipimage.image.path")
                    + ApplicationPropertyManager.getApplicationProperty("iipimage.image.notavailable"));
            if (imageFile.canRead()) {
                // Reading complete tiff information
                imageInputStream = ImageIO.createImageInputStream(imageFile);
            } else {
                logger.error("File " + imageFile.toString() + " is not present on filesystem. ");
            }
        }

        if (imageInputStream != null) {
            Iterator<ImageReader> readers = ImageIO.getImageReaders(imageInputStream);
            if (readers.hasNext()) {
                ImageReader reader = readers.next();
                reader.setInput(imageInputStream, false, true);

                BufferedImage page = null;
                if (reader.getNumImages(true) <= 2) {
                    logger.error(imageFile + " have " + reader.getNumImages(true)
                            + " level. Trying to render thumbnail image from level 1");
                    page = reader.read(0);
                } else {
                    page = reader.read(2);
                }

                if (page != null) {
                    RenderedOp thubmnailImage = null;
                    try {
                        double resizeFactor = thumbnailWidth / page.getWidth();

                        if (resizeFactor <= 1) {
                            ParameterBlock paramBlock = new ParameterBlock();
                            paramBlock.addSource(page); // The source image
                            paramBlock.add(resizeFactor); // The xScale
                            paramBlock.add(resizeFactor); // The yScale
                            paramBlock.add(0.0); // The x translation
                            paramBlock.add(0.0); // The y translation
                            RenderingHints qualityHints = new RenderingHints(RenderingHints.KEY_RENDERING,
                                    RenderingHints.VALUE_RENDER_QUALITY);
                            thubmnailImage = JAI.create("SubsampleAverage", paramBlock, qualityHints);
                        } else if (resizeFactor > 1) {
                            thubmnailImage = ScaleDescriptor.create(page, (float) resizeFactor,
                                    (float) resizeFactor, 0.0f, 0.0f,
                                    Interpolation.getInstance(Interpolation.INTERP_BICUBIC), null);
                        }

                        if ((thumbnailFormat != null) && (thumbnailFormat.toLowerCase().equals("jpeg"))) {
                            // replaced statement to control jpeg quality
                            // ImageIO.write(thubmnailImage, "jpeg",
                            // byteArrayOutputStream);
                            JPEGEncodeParam jpgparam = new JPEGEncodeParam();
                            jpgparam.setQuality(imageQuality);
                            ImageEncoder enc = ImageCodec.createImageEncoder("jpeg", byteArrayOutputStream,
                                    jpgparam);
                            enc.encode(thubmnailImage);
                        } else {
                            logger.error("Unmanaged thumbnail format " + thumbnailFormat);
                        }
                    } catch (IOException ioException) {
                        logger.error(ioException);
                    }
                }

                // preparing image for output
                inputStream = new ByteArrayInputStream(byteArrayOutputStream.toByteArray());

                // writing image to output
                httpServletResponse.setContentType("image/jpeg");
                IOUtils.copy(inputStream, httpServletResponse.getOutputStream());

                // Flushing request
                httpServletResponse.getOutputStream().flush();
            }
        } else {
            logger.error("File " + imageFile.toString() + " is not present on filesystem.");
        }
    } catch (IIOException iioException) {
        if (iioException.getMessage().equals("Unsupported Image Type")) {
            logger.error("Unsupported Image Type " + imageFile);
        } else {
            logger.error(iioException);
        }
    } catch (IOException ioException) {
        logger.error(ioException);
    } finally {
        try {
            if (inputStream != null) {
                inputStream.close();
            }
        } catch (IOException ioException) {
        }
        try {
            if (byteArrayOutputStream != null) {
                byteArrayOutputStream.close();
            }
        } catch (IOException ioException) {
        }
        try {
            if (imageInputStream != null) {
                imageInputStream.close();
            }
        } catch (IOException ioException) {
        }
    }
}

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From source file:com.pronoiahealth.olhie.server.services.BookCoverImageService.java

/**
 * Resize an image//ww  w .  j a  v a2 s . c om
 * 
 * @param originalImage
 * @param width
 * @param height
 * @param type
 * @return
 */
private BufferedImage resize(BufferedImage originalImage, int width, int height, int type) {
    BufferedImage resizedImage = new BufferedImage(width, height, type);
    Graphics2D g = resizedImage.createGraphics();
    try {
        g.setComposite(AlphaComposite.Src);
        g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
        g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        g.drawImage(originalImage, 0, 0, width, height, null);
    } finally {
        if (g != null) {
            g.dispose();
        }
    }

    return resizedImage;
}

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From source file:util.ui.UiUtilities.java

/**
 * Scales Icons to a specific size/* w  ww. j  a  v a  2  s .c  o m*/
 *
 * @param icon
 *          Icon that should be scaled
 * @param width
 *          scaled width
 * @param height
 *          scaled height
 * @return Scaled Icon
 */
public static Icon scaleIcon(Icon icon, int width, int height) {
    if (icon == null) {
        return null;
    }
    int currentWidth = icon.getIconWidth();
    int currentHeight = icon.getIconHeight();
    if ((currentWidth == width) && (currentHeight == height)) {
        return icon;
    }
    try {
        // Create Image with Icon
        BufferedImage iconImage = new BufferedImage(icon.getIconWidth(), icon.getIconHeight(),
                BufferedImage.TYPE_INT_ARGB);
        Graphics2D g2 = iconImage.createGraphics();
        g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
        g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        AffineTransform z = g2.getTransform();
        g2.setTransform(z);
        icon.paintIcon(null, g2, 0, 0);
        g2.dispose();
        BufferedImage scaled = scaleDown(iconImage, width, height);
        // Return new Icon
        return new ImageIcon(scaled);
    } catch (Exception ex) {
        ex.printStackTrace();
    }

    return icon;
}

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From source file:net.rptools.maptool.util.PersistenceUtil.java

public static void saveToken(Token token, File file, boolean doWait) throws IOException {
    // Thumbnail/*from  w w w  .  j a  v  a 2s  .c  o  m*/
    BufferedImage image = null;
    if (doWait)
        image = ImageManager.getImageAndWait(token.getImageAssetId());
    else
        image = ImageManager.getImage(token.getImageAssetId());

    Dimension sz = new Dimension(image.getWidth(), image.getHeight());
    SwingUtil.constrainTo(sz, 50);
    BufferedImage thumb = new BufferedImage(sz.width, sz.height, BufferedImage.TRANSLUCENT);
    Graphics2D g = thumb.createGraphics();
    g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    g.drawImage(image, 0, 0, sz.width, sz.height, null);
    g.dispose();

    PackedFile pakFile = null;
    try {
        pakFile = new PackedFile(file);
        saveAssets(token.getAllImageAssets(), pakFile);
        pakFile.putFile(Token.FILE_THUMBNAIL, ImageUtil.imageToBytes(thumb, "png"));
        pakFile.setContent(token);
        pakFile.setProperty(PROP_VERSION, MapTool.getVersion());
        pakFile.save();
    } finally {
        if (pakFile != null)
            pakFile.close();
    }
}

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