Example usage for java.awt.image BufferedImage BufferedImage

List of usage examples for java.awt.image BufferedImage BufferedImage

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Introduction

In this page you can find the example usage for java.awt.image BufferedImage BufferedImage.

Prototype

public BufferedImage(int width, int height, int imageType)

Source Link

Document

Constructs a BufferedImage of one of the predefined image types.

Usage

From source file:controle.JfreeChartController.java

@PostConstruct
public void init() {
    try {/*from  w  ww  .  j  a  va 2 s.c  o  m*/
        //Graphic Text
        BufferedImage bufferedImg = new BufferedImage(100, 25, BufferedImage.TYPE_INT_RGB);
        Graphics2D g2 = bufferedImg.createGraphics();
        g2.drawString("This is a text", 0, 10);
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        ImageIO.write(bufferedImg, "png", os);
        graphicText = new DefaultStreamedContent(new ByteArrayInputStream(os.toByteArray()), "image/png");

        //Chart
        JFreeChart jfreechart = ChartFactory.createLineChart("cosseno", "X", "Y", createDataset());
        File chartFile = new File("dynamichart");
        ChartUtilities.saveChartAsPNG(chartFile, jfreechart, 800, 400);
        chart = new DefaultStreamedContent(new FileInputStream(chartFile), "image/png");
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:com.github.lucapino.sheetmaker.PreviewJFrame.java

public static BufferedImage makeRoundedCorner(BufferedImage image, int cornerRadius) {
    int w = image.getWidth();
    int h = image.getHeight();
    BufferedImage output = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);

    Graphics2D g2 = output.createGraphics();

    // This is what we want, but it only does hard-clipping, i.e. aliasing
    // g2.setClip(new RoundRectangle2D ...)
    // so instead fake soft-clipping by first drawing the desired clip shape
    // in fully opaque white with antialiasing enabled...
    g2.setComposite(AlphaComposite.Src);
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setColor(Color.WHITE);//from ww w.ja v a  2  s. c  om
    g2.fill(new RoundRectangle2D.Float(0, 0, w, h, cornerRadius, cornerRadius));

    // ... then compositing the image on top,
    // using the white shape from above as alpha source
    g2.setComposite(AlphaComposite.SrcIn);
    g2.drawImage(image, 0, 0, null);

    g2.dispose();

    return output;
}

From source file:net.imglib2.script.analysis.ChartUtils.java

public static final Img<ARGBType> asImage(final JFreeChart chart, int width, int height) {
    final ChartPanel panel = new ChartPanel(chart);
    final Dimension d = panel.getPreferredSize();
    if (-1 == width && -1 == height) {
        width = d.width;//from   w  ww  .ja v a  2s.c o m
        height = d.height;
        panel.setSize(d);
    } else {
        panel.setSize(width, height);
    }
    layoutComponent(panel);
    final BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    final Graphics2D g = bi.createGraphics();
    if (!panel.isOpaque()) {
        g.setColor(panel.getBackground());
        g.fillRect(0, 0, width, height);
    }
    panel.paint(g);
    final int[] pixels = new int[width * height];
    final PixelGrabber pg = new PixelGrabber(bi, 0, 0, width, height, pixels, 0, width);
    try {
        pg.grabPixels();
    } catch (final InterruptedException e) {
    }
    g.dispose();

    final ArrayImg<ARGBType, IntArray> a = new ArrayImg<ARGBType, IntArray>(new IntArray(pixels),
            new long[] { width, height }, 1);

    // create a Type that is linked to the container
    final ARGBType linkedType = new ARGBType(a);
    // pass it to the DirectAccessContainer
    a.setLinkedType(linkedType);

    return a;
}

From source file:app.utils.ImageUtilities.java

public static BufferedImage convertImageToBufferedImage(Image image, int IMAGE_TYPE) {
    final int width = image.getWidth();
    final int height = image.getHeight();
    BufferedImage result = new BufferedImage(width, height, IMAGE_TYPE);
    for (int x = 0; x < width; x++) {
        for (int y = 0; y < height; y++) {
            int rgbValue = getRgbValue(image.getPixels()[x][y]);
            result.setRGB(x, y, rgbValue);
        }/*w  w w. j  a  va 2 s .  co m*/
    }
    return result;
}

From source file:AlphaCompositeSRCOUT.java

public void paint(Graphics g) {
    Graphics2D g2D = (Graphics2D) g;

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

    BufferedImage bi = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
    Graphics2D big = bi.createGraphics();

    ac = AlphaComposite.getInstance(compositeRule, alphaValue);

    big.setColor(Color.red);//w  w w  . j ava2s .  c  om
    big.drawString("Destination", w / 4, h / 4);
    big.fill(new Ellipse2D.Double(0, h / 3, 2 * w / 3, h / 3));

    big.setColor(Color.blue);
    big.drawString("Source", 3 * w / 4, h / 4);

    big.setComposite(ac);
    big.fill(new Ellipse2D.Double(w / 3, h / 3, 2 * w / 3, h / 3));

    g2D.drawImage(bi, null, 0, 0);
}

From source file:org.jamwiki.utils.ImageUtil.java

/**
 * Convert a Java Image object to a Java BufferedImage object.
 *///from   www .  j  a  va2s.  co  m
private static BufferedImage imageToBufferedImage(Image image) throws Exception {
    BufferedImage bufferedImage = new BufferedImage(image.getWidth(null), image.getHeight(null),
            BufferedImage.TYPE_INT_RGB);
    Graphics2D graphics = bufferedImage.createGraphics();
    graphics.drawImage(image, 0, 0, null);
    graphics.dispose();
    return bufferedImage;
}

From source file:RotateImage45Degrees.java

public RotateImage45Degrees(String imageFile) {
    addNotify();//  w  w w.ja v  a  2 s.  co  m
    frameInsets = getInsets();
    inputImage = Toolkit.getDefaultToolkit().getImage(imageFile);

    MediaTracker mt = new MediaTracker(this);
    mt.addImage(inputImage, 0);
    try {
        mt.waitForID(0);
    } catch (InterruptedException ie) {
    }

    sourceBI = new BufferedImage(inputImage.getWidth(null), inputImage.getHeight(null),
            BufferedImage.TYPE_INT_ARGB);

    Graphics2D g = (Graphics2D) sourceBI.getGraphics();
    g.drawImage(inputImage, 0, 0, null);

    AffineTransform at = new AffineTransform();

    // scale image
    at.scale(2.0, 2.0);

    // rotate 45 degrees around image center
    at.rotate(45.0 * Math.PI / 180.0, sourceBI.getWidth() / 2.0, sourceBI.getHeight() / 2.0);

    /*
     * translate to make sure the rotation doesn't cut off any image data
     */
    AffineTransform translationTransform;
    translationTransform = findTranslation(at, sourceBI);
    at.preConcatenate(translationTransform);

    // instantiate and apply affine transformation filter
    BufferedImageOp bio;
    bio = new AffineTransformOp(at, AffineTransformOp.TYPE_BILINEAR);

    destinationBI = bio.filter(sourceBI, null);

    int frameInsetsHorizontal = frameInsets.right + frameInsets.left;
    int frameInsetsVertical = frameInsets.top + frameInsets.bottom;
    setSize(destinationBI.getWidth() + frameInsetsHorizontal, destinationBI.getHeight() + frameInsetsVertical);
    show();
}

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  ww.j av  a 2  s  . c  o m
    g.dispose();
    return bimage;
}

From source file:net.noday.core.utils.Captcha.java

public static BufferedImage gen(String text, int width, int height) throws IOException {
    BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_BGR);
    Graphics2D g = (Graphics2D) bi.getGraphics();
    g.setColor(Color.GRAY);/*  w  w w  . j av a  2s . c o  m*/
    g.fillRect(0, 0, width, height);
    for (int i = 0; i < 10; i++) {
        g.setColor(randColor(150, 250));
        g.drawOval(random.nextInt(110), random.nextInt(24), 5 + random.nextInt(10), 5 + random.nextInt(10));
        Font f = new Font("Arial", Font.ITALIC, 20);
        g.setFont(f);
        g.setColor(randColor(10, 240));
        g.drawString(text, 4, 24);
    }
    return bi;
}

From source file:examples.gp.monalisa.gui.GeneticDrawingView.java

public GeneticDrawingView(SingleFrameApplication app) {
    super(app);//from  w w  w .  jav a  2  s.c  om
    initComponents();
    ResourceMap resourceMap = getResourceMap();
    ImageIcon imageIcon = resourceMap.getImageIcon("targetImageLabel.icon");
    targetImage = new BufferedImage(imageIcon.getIconWidth(), imageIcon.getIconHeight(),
            BufferedImage.TYPE_INT_ARGB);
    imageIcon.paintIcon(null, targetImage.getGraphics(), 0, 0);
    fittestDrawingView = new FittestDrawingView();
    fittestDrawingView.setVisible(false);
    fittestDrawingView.setSize(targetImage.getWidth(), targetImage.getHeight());
}