Example usage for java.awt Graphics2D dispose

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:Main.java

/**
 * Shrinks an image to fit into memory more
 * Effectively./*from ww w .  j  a  v  a2  s .  c  o m*/
 * @param src The source image.
 * @return
 */
public static BufferedImage imgUtilMinimizeNoAlpha(BufferedImage src) {
    if (src == null)
        return null;
    BufferedImage b = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_3BYTE_BGR);
    Graphics2D g = (Graphics2D) b.getGraphics();
    g.drawImage(src, 0, 0, null);
    g.dispose();
    return b;
}

From source file:Main.java

private static BufferedImage resizeImageWithHint(BufferedImage originalImage, int type) {
    int IMG_WIDTH = 512;
    int IMG_CLAHEIGHT = 512;
    BufferedImage resizedImage = new BufferedImage(IMG_WIDTH, IMG_CLAHEIGHT, type);
    Graphics2D g = resizedImage.createGraphics();
    g.drawImage(originalImage, 0, 0, IMG_WIDTH, IMG_CLAHEIGHT, null);
    g.dispose();
    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;
}

From source file:Main.java

/**
 * Resize image to specified dimensions/*from   w  w w . ja  v a2 s  .  c om*/
 * @param image image to resize
 * @param width new image width
 * @param height new image height
 * @return resized image
 */
public static BufferedImage resizeImage(BufferedImage image, int width, int height) {
    BufferedImage resizedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics2D g = resizedImage.createGraphics();
    g.drawImage(image, 0, 0, width, height, null);
    g.dispose();

    return resizedImage;
}

From source file:Main.java

public static Image resize(Image i, int scale) {
    BufferedImage resizedImage = new BufferedImage(scale, scale, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = resizedImage.createGraphics();
    g.drawImage(i, 0, 0, scale, scale, null);
    g.dispose();
    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;
}

From source file:Main.java

/**
 * Changes the opacity of a given image.
 * @param src The source image./*from   w  w  w.  ja  v a 2s.c o  m*/
 * @param opacity The opacity to change to.
 * @return
 */
public static BufferedImage imgUtilAdjustImageTransparency(BufferedImage src, float opacity) {
    if (src == null)
        return null;
    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, opacity);
    BufferedImage cpy = new BufferedImage(src.getWidth(), src.getHeight(), BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = (Graphics2D) cpy.getGraphics();
    g.setComposite(ac);
    g.drawImage(src, 0, 0, null);
    g.dispose();
    return cpy;
}

From source file:Main.java

public static BufferedImage asCompatibleImage(Image img, int transparency) {
    BufferedImage ret = defaultScreenDeviceConfiguration().createCompatibleImage(img.getWidth(null),
            img.getHeight(null), transparency);
    Graphics2D gc = ret.createGraphics();
    gc.setComposite(AlphaComposite.Src);
    gc.drawImage(img, 0, 0, null);//w  w  w .j  a va  2 s . c  o m
    gc.dispose();
    return ret;
}

From source file:Main.java

/**
 * Creates a buffered image for the given parameters. If there is not enough
 * memory to create the image then a OutOfMemoryError is thrown.
 *//* w  ww  . j av a  2s  .c  om*/
public static BufferedImage createBufferedImage(int w, int h, Color background) {
    BufferedImage result = null;

    if (w > 0 && h > 0) {
        int type = (background != null) ? BufferedImage.TYPE_INT_RGB : BufferedImage.TYPE_INT_ARGB;
        result = new BufferedImage(w, h, type);

        // Clears background
        if (background != null) {
            Graphics2D g2 = result.createGraphics();
            clearRect(g2, new Rectangle(w, h), background);
            g2.dispose();
        }
    }

    return result;
}

From source file:Main.java

private static BufferedImage dye(BufferedImage image, Color color) {
    int w = image.getWidth();
    int h = image.getHeight();
    BufferedImage dyed = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = dyed.createGraphics();
    g.drawImage(image, 0, 0, null);//  w  w w  .j a  v  a  2  s  . com
    g.setComposite(AlphaComposite.SrcAtop);
    g.setColor(color);
    g.fillRect(0, 0, w, h);
    g.dispose();
    return dyed;
}

From source file:com.pureinfo.srm.common.ImageHelper.java

public static void drawRectangle(Paint _color, Point _point, OutputStream _os) throws PureException {
    int nWidth = _point.x;
    int nHeight = _point.y;

    BufferedImage image = new BufferedImage(nWidth, nHeight, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = image.createGraphics();
    g2.setPaint(_color);/*from  www  .  j av  a  2 s  .co m*/
    g2.fillRect(0, 0, nWidth, nHeight);

    g2.dispose();
    try {
        EncoderUtil.writeBufferedImage(image, ImageFormat.PNG, _os);
    } catch (Exception ex) {
        throw new PureException(PureException.UNKNOWN, "", ex);
    }
}

From source file:DBMS.UpdateFileUpload.java

private static BufferedImage resizeImage(BufferedImage originalImage, int type) {
    BufferedImage resizedImage = new BufferedImage(IMG_WIDTH, IMG_HEIGHT, type);
    Graphics2D g = resizedImage.createGraphics();
    g.drawImage(originalImage, 0, 0, IMG_WIDTH, IMG_HEIGHT, null);
    g.dispose();
    return resizedImage;
}