Example usage for java.awt Graphics2D dispose

List of usage examples for java.awt Graphics2D dispose

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Introduction

In this page you can find the example usage for java.awt Graphics2D 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:com.o2d.pkayjava.editor.proxy.ResolutionManager.java

public static BufferedImage imageResize(File file, float ratio) {
    BufferedImage destinationBufferedImage = null;
    try {/*from   w  w w .  j a va  2s .c  o  m*/
        BufferedImage sourceBufferedImage = ImageIO.read(file);
        if (ratio == 1.0) {
            return null;
        }
        // When image has to be resized smaller then 3 pixels we should leave it as is, as to ResampleOP limitations
        // But it should also trigger a warning dialog at the and of the import, to notify the user of non resized images.
        if (sourceBufferedImage.getWidth() * ratio < 3 || sourceBufferedImage.getHeight() * ratio < 3) {
            return null;
        }
        int newWidth = Math.max(3, Math.round(sourceBufferedImage.getWidth() * ratio));
        int newHeight = Math.max(3, Math.round(sourceBufferedImage.getHeight() * ratio));
        String name = file.getName();
        Integer[] patches = null;
        if (name.endsWith(EXTENSION_9PATCH)) {
            patches = NinePatchUtils.findPatches(sourceBufferedImage);
            sourceBufferedImage = NinePatchUtils.removePatches(sourceBufferedImage);

            newWidth = Math.round(sourceBufferedImage.getWidth() * ratio);
            newHeight = Math.round(sourceBufferedImage.getHeight() * ratio);
            System.out.println(sourceBufferedImage.getWidth());

            destinationBufferedImage = new BufferedImage(newWidth, newHeight, BufferedImage.TYPE_INT_ARGB);
            Graphics2D g2 = destinationBufferedImage.createGraphics();
            g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
                    RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR);
            g2.drawImage(sourceBufferedImage, 0, 0, newWidth, newHeight, null);
            g2.dispose();

        } else {
            // resize with bilinear filter
            ResampleOp resampleOp = new ResampleOp(newWidth, newHeight);
            destinationBufferedImage = resampleOp.filter(sourceBufferedImage, null);
        }

        if (patches != null) {
            destinationBufferedImage = NinePatchUtils.convertTo9Patch(destinationBufferedImage, patches, ratio);
        }

    } catch (IOException ignored) {

    }

    return destinationBufferedImage;
}

From source file:iqq.util.ImageUtil.java

/**
 * //from   ww w.  j a va  2s  . c  o m
 *
 * @param srcFile ?
 * @param destFile 
 * @param destWidth 
 * @param destHeight 
 */
public static void zoom(File srcFile, File destFile, int destWidth, int destHeight) {
    if (type == Type.jdk) {
        try {
            BufferedImage srcBufferedImage = ImageIO.read(srcFile);
            int srcWidth = srcBufferedImage.getWidth();
            int srcHeight = srcBufferedImage.getHeight();
            int width = destWidth;
            int height = destHeight;
            if (srcHeight >= srcWidth) {
                width = (int) Math.round(((destHeight * 1.0 / srcHeight) * srcWidth));
            } else {
                height = (int) Math.round(((destWidth * 1.0 / srcWidth) * srcHeight));
            }
            BufferedImage destBufferedImage = new BufferedImage(destWidth, destHeight,
                    BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics2D = destBufferedImage.createGraphics();
            graphics2D.setBackground(BACKGROUND_COLOR);
            graphics2D.clearRect(0, 0, destWidth, destHeight);
            graphics2D.drawImage(srcBufferedImage.getScaledInstance(width, height, Image.SCALE_SMOOTH),
                    (destWidth / 2) - (width / 2), (destHeight / 2) - (height / 2), null);
            graphics2D.dispose();

            FileOutputStream out = new FileOutputStream(destFile);
            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
            JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(destBufferedImage);
            param.setQuality((float) DEST_QUALITY / 100, false);
            encoder.setJPEGEncodeParam(param);
            encoder.encode(destBufferedImage);
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {
        IMOperation operation = new IMOperation();
        operation.thumbnail(destWidth, destHeight);
        operation.gravity("center");
        operation.background(toHexEncoding(BACKGROUND_COLOR));
        operation.extent(destWidth, destHeight);
        operation.quality((double) DEST_QUALITY);
        operation.addImage(srcFile.getPath());
        operation.addImage(destFile.getPath());
        if (type == Type.graphicsMagick) {
            ConvertCmd convertCmd = new ConvertCmd(true);
            if (graphicsMagickPath != null) {
                convertCmd.setSearchPath(graphicsMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        } else {
            ConvertCmd convertCmd = new ConvertCmd(false);
            if (imageMagickPath != null) {
                convertCmd.setSearchPath(imageMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:net.shopxx.util.ImageUtil.java

/**
 * /*from  w  ww  .  ja v a 2  s .  co m*/
 * @param srcFile ?
 * @param destFile 
 * @param destWidth 
 * @param destHeight 
 */
public static void zoom(File srcFile, File destFile, int destWidth, int destHeight) {
    Assert.notNull(srcFile);
    Assert.notNull(destFile);
    Assert.state(destWidth > 0);
    Assert.state(destHeight > 0);
    if (type == Type.jdk) {
        try {
            BufferedImage srcBufferedImage = ImageIO.read(srcFile);
            int srcWidth = srcBufferedImage.getWidth();
            int srcHeight = srcBufferedImage.getHeight();
            int width = destWidth;
            int height = destHeight;
            if (srcHeight >= srcWidth) {
                width = (int) Math.round(((destHeight * 1.0 / srcHeight) * srcWidth));
            } else {
                height = (int) Math.round(((destWidth * 1.0 / srcWidth) * srcHeight));
            }
            BufferedImage destBufferedImage = new BufferedImage(destWidth, destHeight,
                    BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics2D = destBufferedImage.createGraphics();
            graphics2D.setBackground(BACKGROUND_COLOR);
            graphics2D.clearRect(0, 0, destWidth, destHeight);
            graphics2D.drawImage(srcBufferedImage.getScaledInstance(width, height, Image.SCALE_SMOOTH),
                    (destWidth / 2) - (width / 2), (destHeight / 2) - (height / 2), null);
            graphics2D.dispose();

            FileOutputStream out = new FileOutputStream(destFile);
            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
            JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(destBufferedImage);
            param.setQuality((float) DEST_QUALITY / 100, false);
            encoder.setJPEGEncodeParam(param);
            encoder.encode(destBufferedImage);
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {
        IMOperation operation = new IMOperation();
        operation.thumbnail(destWidth, destHeight);
        operation.gravity("center");
        operation.background(toHexEncoding(BACKGROUND_COLOR));
        operation.extent(destWidth, destHeight);
        operation.quality((double) DEST_QUALITY);
        operation.addImage(srcFile.getPath());
        operation.addImage(destFile.getPath());
        if (type == Type.graphicsMagick) {
            ConvertCmd convertCmd = new ConvertCmd(true);
            if (graphicsMagickPath != null) {
                convertCmd.setSearchPath(graphicsMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        } else {
            ConvertCmd convertCmd = new ConvertCmd(false);
            if (imageMagickPath != null) {
                convertCmd.setSearchPath(imageMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:edu.ku.brc.ui.GraphicsUtils.java

/**
 * Gets a scaled icon and if it doesn't exist it creates one and scales it
 * @param icon image to be scaled/*from w ww.ja  va2  s.com*/
 * @param iconSize the icon size (Std)
 * @param scaledIconSize the new scaled size in pixels
 * @return the scaled icon
 */
public static BufferedImage getBufferedImage(final ImageIcon icon) {
    Image imgMemory = icon.getImage();

    //make sure all pixels in the image were loaded
    imgMemory = new ImageIcon(imgMemory).getImage();

    int w = icon.getIconWidth();
    int h = icon.getIconHeight();
    BufferedImage bufferedImage = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);

    Graphics2D graphics2D = bufferedImage.createGraphics();
    graphics2D.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    graphics2D.drawImage(imgMemory, 0, 0, w, h, 0, 0, w, h, null);
    graphics2D.dispose();

    return bufferedImage;
}

From source file:fr.msch.wissl.server.Library.java

public static String resizeArtwork(String artPath) throws IOException {
    BufferedImage orig = ImageIO.read(new File(artPath));

    if (orig == null) {
        throw new IOException("Failed to open image");
    }//from w  ww  .j a va2  s.  c  o m
    Image sc = orig.getScaledInstance(70, 70, Image.SCALE_SMOOTH);

    BufferedImage scaled = new BufferedImage(70, 70, BufferedImage.TYPE_INT_RGB);
    Graphics2D g = scaled.createGraphics();
    g.drawImage(sc, 0, 0, 70, 70, null);
    g.dispose();

    File ret = new File(artPath + "_SCALED.jpg");
    ImageIO.write(scaled, "JPG", ret);

    return ret.getAbsolutePath();
}

From source file:edu.ku.brc.ui.GraphicsUtils.java

/**
 * Convenience method that returns a scaled instance of the
 * provided {@code BufferedImage}./*from ww  w. j  a  v  a 2  s. c om*/
 * 
 * Code stolen from http://today.java.net/pub/a/today/2007/04/03/perils-of-image-getscaledinstance.html
 *
 * @param img the original image to be scaled
 * @param targetWidth the desired width of the scaled instance,
 *    in pixels
 * @param targetHeight the desired height of the scaled instance,
 *    in pixels
 * @param hint one of the rendering hints that corresponds to
 *    {@code RenderingHints.KEY_INTERPOLATION} (e.g.
 *    {@code RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR},
 *    {@code RenderingHints.VALUE_INTERPOLATION_BILINEAR},
 *    {@code RenderingHints.VALUE_INTERPOLATION_BICUBIC})
 * @param higherQuality if true, this method will use a multi-step
 *    scaling technique that provides higher quality than the usual
 *    one-step technique (only useful in down-scaling cases, where
 *    {@code targetWidth} or {@code targetHeight} is
 *    smaller than the original dimensions, and generally only when
 *    the {@code BILINEAR} hint is specified)
 * @return a scaled version of the original {@code BufferedImage}
 */
public static BufferedImage getScaledInstance(final BufferedImage img, final int targetWidth,
        final int targetHeight, final boolean higherQuality) {
    int type = (img.getTransparency() == Transparency.OPAQUE) ? BufferedImage.TYPE_INT_RGB
            : BufferedImage.TYPE_INT_ARGB;
    BufferedImage temp = img;

    BufferedImage result = new BufferedImage(targetWidth, targetHeight, type);
    Graphics2D g2 = result.createGraphics();
    if (higherQuality) {
        g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    }
    g2.drawImage(temp, 0, 0, targetWidth, targetHeight, null);
    g2.dispose();

    return result;
}

From source file:de.mprengemann.intellij.plugin.androidicons.util.ImageUtils.java

public static void updateImage(JLabel imageContainer, File imageFile, Format format) {
    if (imageFile == null || !imageFile.exists()) {
        return;/*w w w.  ja va  2  s  .  com*/
    }
    BufferedImage img = null;
    try {
        img = ImageIO.read(imageFile);
    } catch (IOException e) {
        e.printStackTrace();
    }
    if (img == null) {
        return;
    }
    int imageWidth = img.getWidth();
    int imageHeight = img.getHeight();
    int imageViewWidth = (int) imageContainer.getPreferredSize().getWidth();
    int imageViewHeight = (int) imageContainer.getPreferredSize().getHeight();
    double factor = getScaleFactorToFit(new Dimension(imageWidth, imageHeight),
            new Dimension(imageViewWidth, imageViewHeight));
    imageWidth = (int) (factor * imageWidth);
    imageHeight = (int) (factor * imageHeight);
    if (imageWidth <= 0 || imageHeight <= 0 || imageViewWidth <= 0 || imageViewHeight <= 0) {
        return;
    }
    BufferedImage tmp = UIUtil.createImage(imageViewWidth, imageViewHeight, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g2 = tmp.createGraphics();
    g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    int x = (imageViewWidth - imageWidth) / 2;
    int y = (imageViewHeight - imageHeight) / 2;
    if (format == Format.PNG || format == Format.XML) {
        g2.drawImage(img, x, y, imageWidth, imageHeight, null);
    } else {
        g2.drawImage(img, x, y, imageWidth, imageHeight, Color.WHITE, null);
    }
    g2.dispose();
    imageContainer.setIcon(new ImageIcon(tmp));
}

From source file:edu.ku.brc.ui.GraphicsUtils.java

/**
 * @param name/*from ww w  .j a  v a 2s. c o  m*/
 * @param imgIcon
 * @return
 */
public static String uuencodeImage(final String name, final ImageIcon imgIcon) {
    try {
        BufferedImage tmp = new BufferedImage(imgIcon.getIconWidth(), imgIcon.getIconWidth(),
                BufferedImage.TYPE_INT_ARGB);
        Graphics2D g2 = tmp.createGraphics();
        //g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
        g2.drawImage(imgIcon.getImage(), 0, 0, imgIcon.getIconWidth(), imgIcon.getIconWidth(), null);
        g2.dispose();

        ByteArrayOutputStream output = new ByteArrayOutputStream(8192);
        ImageIO.write(tmp, "PNG", output);
        byte[] outputBytes = output.toByteArray();
        output.close();

        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        UUEncoder uuencode = new UUEncoder(name);
        uuencode.encode(new ByteArrayInputStream(outputBytes), bos);
        return bos.toString();

    } catch (Exception ex) {
        edu.ku.brc.af.core.UsageTracker.incrHandledUsageCount();
        edu.ku.brc.exceptions.ExceptionTracker.getInstance().capture(GraphicsUtils.class, ex);
        ex.printStackTrace();
    }
    return "";
}

From source file:at.tugraz.sss.serv.SSFileU.java

public static void scalePNGAndWrite(final BufferedImage buffImage, final String pngFilePath,
        final Integer width, final Integer height) throws IOException {

    final BufferedImage scaledThumb = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    final Graphics2D graphics2D = scaledThumb.createGraphics();

    graphics2D.setComposite(AlphaComposite.Src);
    graphics2D.drawImage(buffImage, 0, 0, width, height, null);
    graphics2D.dispose();

    ImageIO.write(scaledThumb, SSFileExtE.png.toString(), new File(pngFilePath));
}

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

static public void saveCampaignThumbnail(String fileName) {
    BufferedImage screen = TabletopTool.takeMapScreenShot(new PlayerView(TabletopTool.getPlayer().getRole()));
    if (screen == null)
        return;/*from w  ww.  j  av  a2s .  com*/

    Dimension imgSize = new Dimension(screen.getWidth(null), screen.getHeight(null));
    SwingUtil.constrainTo(imgSize, 200, 200);

    BufferedImage thumb = new BufferedImage(imgSize.width, imgSize.height, BufferedImage.TYPE_INT_BGR);
    Graphics2D g2d = thumb.createGraphics();
    g2d.drawImage(screen, 0, 0, imgSize.width, imgSize.height, null);
    g2d.dispose();

    File thumbFile = getCampaignThumbnailFile(fileName);

    try {
        ImageIO.write(thumb, "jpg", thumbFile);
    } catch (IOException ioe) {
        TabletopTool.showError("msg.error.failedSaveCampaignPreview", ioe);
    }
}