Example usage for java.awt Graphics dispose

Introduction

In this page you can find the example usage for java.awt Graphics dispose.

Prototype

public abstract void dispose();

Source Link

Document

Disposes of this graphics context and releases any system resources that it is using.

Usage

From source file:WaterMark.java

public static String execute(String src, String dest, String text, Color color, Font font) throws Exception {
    BufferedImage srcImage = ImageIO.read(new File(src));

    int width = srcImage.getWidth(null);
    int height = srcImage.getHeight(null);
    BufferedImage destImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics g = destImage.getGraphics();

    g.drawImage(srcImage, 0, 0, width, height, null);
    g.setColor(color);/*  ww w.  j  a va  2s  .c o  m*/
    g.setFont(font);
    g.fillRect(0, 0, 50, 50);
    g.drawString(text, width / 5, height - 10);
    g.dispose();

    ImageIO.write(destImage, DEFAULT_FORMAT, new File("dest.jpg"));
    return dest;
}

---

From source file:com.openkm.util.ImageUtils.java

/**
 * cloneImage/*from  w ww .  ja v a2s . co m*/
 */
public static BufferedImage clone(BufferedImage source) {
    BufferedImage img = new BufferedImage(source.getWidth(), source.getHeight(), BufferedImage.TYPE_INT_RGB);
    Graphics g = img.getGraphics();
    g.drawImage(source, 0, 0, null);
    g.dispose();
    return img;
}

---

From source file:com.jaeksoft.searchlib.util.ImageUtils.java

public static BufferedImage toBufferedImage(Image image) throws InterruptedException {

    if (image instanceof BufferedImage)
        return (BufferedImage) image;

    image = new ImageIcon(image).getImage();
    int type = hasAlpha(image) ? BufferedImage.TYPE_INT_ARGB : BufferedImage.TYPE_INT_RGB;
    BufferedImage bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
    Graphics g = bimage.createGraphics();
    g.drawImage(image, 0, 0, null);/*from  w  w  w  .  j  a  v  a  2s. c  o m*/
    g.dispose();
    return bimage;
}

---

From source file:org.b3log.symphony.model.Character.java

/**
 * Creates an image with the specified content (a character).
 *
 * @param content the specified content// w ww  . j a  va  2 s  .  co  m
 * @return image
 */
public static BufferedImage createImage(final String content) {
    final BufferedImage ret = new BufferedImage(500, 500, Transparency.TRANSLUCENT);
    final Graphics g = ret.getGraphics();
    g.setClip(0, 0, 50, 50);
    g.fillRect(0, 0, 50, 50);
    g.setFont(new Font(null, Font.PLAIN, 40));
    g.setColor(Color.BLACK);
    g.drawString(content, 5, 40);
    g.dispose();

    return ret;
}

---

From source file:org.polymap.core.data.image.ImageTransparencyProcessor.java

public static BufferedImage transparency(Image image, final Color markerColor) throws IOException {
    long start = System.currentTimeMillis();

    RGBImageFilter filter = new RGBImageFilter() {
        // the color we are looking for... Alpha bits are set to opaque
        public int markerRGB = markerColor.getRGB() | 0xFF000000;

        byte threshold = 25;

        double range = ((double) 0xFF) / (3 * threshold);

        public final int filterRGB(int x, int y, int rgb) {
            Color probe = new Color(rgb);
            //log.info( "probe=" + probe + ", marker=" + markerColor );

            // delta values
            int dRed = markerColor.getRed() - probe.getRed();
            int dGreen = markerColor.getGreen() - probe.getGreen();
            int dBlue = markerColor.getBlue() - probe.getBlue();
            //log.info( "    dRed=" + dRed + ", dGreen=" + dGreen );

            if (dRed >= 0 && dRed < threshold && dGreen >= 0 && dGreen < threshold && dBlue >= 0
                    && dBlue < threshold) {
                int alpha = (int) Math.round(range * (dRed + dGreen + dBlue));
                //log.info( "    -> alpha=" + alpha );

                return ((alpha << 24) | 0x00FFFFFF) & rgb;
            } else {
                // nothing to do
                return rgb;
            }//from w ww . j  a v a 2s  .c  o  m
        }
    };

    //        BufferedImage bimage = null;
    //        if (image instanceof BufferedImage) {
    //            bimage = (BufferedImage)image;
    //        }
    //        else {
    //            bimage = new BufferedImage(
    //                    image.getHeight( null ), image.getWidth( null ), BufferedImage.TYPE_INT_ARGB );
    //            Graphics g = bimage.getGraphics();
    //            g.drawImage( image, 0, 0, null );
    //            g.dispose();
    //        }

    ImageProducer ip = new FilteredImageSource(image.getSource(), filter);
    Image result = Toolkit.getDefaultToolkit().createImage(ip);

    BufferedImage bresult = new BufferedImage(image.getHeight(null), image.getWidth(null),
            BufferedImage.TYPE_INT_ARGB);
    Graphics g = bresult.getGraphics();
    g.drawImage(result, 0, 0, null);
    g.dispose();

    //        // XXX this can surely be done any more clever
    //        int width = bimage.getWidth();
    //        int height = bimage.getHeight();
    //        for (int x=bimage.getMinX(); x<width; x++) {
    //            for (int y=bimage.getMinY(); y<height; y++) {
    //                int filtered = filter.filterRGB( x, y, bimage.getRGB( x, y ) );
    //                result.setRGB( x, y, filtered );
    //            }
    //        }

    log.debug("Transparency done. (" + (System.currentTimeMillis() - start) + "ms)");
    return bresult;
}

---

From source file:com.mirth.connect.server.util.DICOMUtil.java

private static String returnOtherImageFormat(MessageObject message, String format, boolean autoThreshold) {
    // use new method for jpegs
    if (format.equalsIgnoreCase("jpg") || format.equalsIgnoreCase("jpeg")) {
        return new String(Base64.encodeBase64Chunked(dicomToJpg(1, message, autoThreshold)));
    }//from ww  w. j av a  2  s  . c o m

    byte[] rawImage = Base64.decodeBase64(getDICOMRawData(message).getBytes());
    ByteArrayInputStream bais = new ByteArrayInputStream(rawImage);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();

    try {
        DICOM dicom = new DICOM(bais);
        dicom.run(message.getType());
        BufferedImage image = new BufferedImage(dicom.getWidth(), dicom.getHeight(),
                BufferedImage.TYPE_INT_RGB);
        Graphics graphics = image.createGraphics();
        graphics.drawImage(dicom.getImage(), 0, 0, null);
        graphics.dispose();
        ImageIO.write(image, format, baos);
        return new String(Base64.encodeBase64Chunked(baos.toByteArray()));
    } catch (IOException e) {
        logger.error("Error Converting DICOM image", e);
    } finally {
        IOUtils.closeQuietly(bais);
        IOUtils.closeQuietly(baos);
    }

    return StringUtils.EMPTY;
}

---

From source file:org.spf4j.perf.impl.chart.Charts.java

public static BufferedImage generateCountTotalChart(final String groupName, final long[][] timestamps,
        final String[] measurementNames, final String uom1, final double[][] measurements, final int width,
        final int height, final String[] measurementNames2, final String uom2, final double[][] measurements2) {
    BufferedImage count = Charts/*from w w  w  . ja v a 2 s. c  o  m*/
            .createTimeSeriesJFreeChart("Measurements for " + groupName + " generated by spf4j", timestamps,
                    measurementNames, uom1, measurements)
            .createBufferedImage(width, height / 2);
    BufferedImage total = Charts
            .createTimeSeriesJFreeChart(null, timestamps, measurementNames2, uom2, measurements2)
            .createBufferedImage(width, height / 2);
    BufferedImage combined = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    final Graphics graphics = combined.getGraphics();
    try {
        graphics.drawImage(count, 0, 0, null);
        graphics.drawImage(total, 0, height / 2, null);
    } finally {
        graphics.dispose();
    }
    return combined;
}

---

From source file:org.spf4j.perf.impl.chart.Charts.java

public static BufferedImage createMinMaxAvgCountImg(final String chartName, final long[] timestamps,
        final double[] min, final double[] max, final double[] total, final double[] count, final String uom,
        final int width, final int height) {

    BufferedImage bi = Charts/*w w w  . java  2  s.c o  m*/
            .createTimeSeriesJFreeChart(chartName, timestamps, new String[] { "min", "max", "avg" }, uom,
                    new double[][] { min, max, Arrays.divide(total, count) })
            .createBufferedImage(width, height - height / 3);
    BufferedImage bi2 = Charts.createTimeSeriesJFreeChart(null, timestamps, new String[] { "count" }, "count",
            new double[][] { count }).createBufferedImage(width, height / 3);
    BufferedImage combined = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    final Graphics graphics = combined.getGraphics();
    try {
        graphics.drawImage(bi, 0, 0, null);
        graphics.drawImage(bi2, 0, height - height / 3, null);
    } finally {
        graphics.dispose();
    }
    return combined;
}

---

From source file:com.mirth.connect.server.util.DICOMUtil.java

private static byte[] saveAsJpeg(ImagePlus imagePlug, int quality) {
    int imageType = BufferedImage.TYPE_INT_RGB;

    if (imagePlug.getProcessor().isDefaultLut()) {
        imageType = BufferedImage.TYPE_BYTE_GRAY;
    }/*  w w w.  j  av  a  2s. c o m*/

    BufferedImage bufferedImage = new BufferedImage(imagePlug.getWidth(), imagePlug.getHeight(), imageType);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();

    try {
        Graphics graphics = bufferedImage.createGraphics();
        graphics.drawImage(imagePlug.getImage(), 0, 0, null);
        graphics.dispose();
        ImageWriter writer = ImageIO.getImageWritersByFormatName("jpg").next();
        writer.setOutput(ImageIO.createImageOutputStream(baos));
        ImageWriteParam param = writer.getDefaultWriteParam();
        param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
        param.setCompressionQuality(quality / 100f);

        if (quality == 100) {
            param.setSourceSubsampling(1, 1, 0, 0);
        }

        IIOImage iioImage = new IIOImage(bufferedImage, null, null);
        writer.write(null, iioImage, param);
        return baos.toByteArray();
    } catch (Exception e) {
        logger.error("Error converting dcm file", e);
    } finally {
        IOUtils.closeQuietly(baos);
    }

    return null;
}

---

From source file:com.mirth.connect.server.util.DICOMMessageUtil.java

private static byte[] saveAsJpeg(ImagePlus imagePlug, int quality) {
    int imageType = BufferedImage.TYPE_INT_RGB;

    if (imagePlug.getProcessor().isDefaultLut()) {
        imageType = BufferedImage.TYPE_BYTE_GRAY;
    }/*  w  w w . j a  v a2  s. c  o m*/

    BufferedImage bufferedImage = new BufferedImage(imagePlug.getWidth(), imagePlug.getHeight(), imageType);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();

    try {
        Graphics graphics = bufferedImage.createGraphics();
        graphics.drawImage(imagePlug.getImage(), 0, 0, null);
        graphics.dispose();
        ImageWriter writer = ImageIO.getImageWritersByFormatName("jpg").next();
        writer.setOutput(ImageIO.createImageOutputStream(baos));
        ImageWriteParam param = writer.getDefaultWriteParam();
        param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
        param.setCompressionQuality(quality / 100f);

        if (quality == 100) {
            param.setSourceSubsampling(1, 1, 0, 0);
        }

        IIOImage iioImage = new IIOImage(bufferedImage, null, null);
        writer.write(null, iioImage, param);
        return baos.toByteArray();
    } catch (Exception e) {
        logger.error("Error Converting DICOM image", e);
    } finally {
        IOUtils.closeQuietly(baos);
    }

    return null;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• »