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:se.llbit.chunky.world.SkymapTexture.java

@Override
public void setTexture(BufferedImage newImage) {

    if (newImage.getType() == BufferedImage.TYPE_INT_ARGB) {
        image = newImage;/*ww w.  j  a va2  s.c  o  m*/
    } else {
        // convert to ARGB
        image = new BufferedImage(newImage.getWidth(), newImage.getHeight(), BufferedImage.TYPE_INT_ARGB);
        Graphics g = image.createGraphics();
        g.drawImage(newImage, 0, 0, null);
        g.dispose();
    }

    DataBufferInt dataBuffer = (DataBufferInt) image.getRaster().getDataBuffer();
    data = dataBuffer.getData();

    width = image.getWidth();
    height = image.getHeight();
    avgColor = ImageTools.calcAvgColor(image);

    Log.info("Preprocessing skymap texture");
    long start = System.currentTimeMillis();

    // gamma correct the texture

    int segX = 4;
    int segY = 4;
    if (width < segX)
        segX = 1;
    if (height < segY)
        segY = 1;
    TexturePreprocessor[][] preprocessor = new TexturePreprocessor[segX][segY];
    int w = width / segX;
    int h = height / segY;
    for (int i = 0; i < segX; ++i) {
        int x0 = w * i;
        int x1 = x0 + w - 1;
        if ((i + 1) == segX)
            x1 = width - 1;
        for (int j = 0; j < segY; ++j) {
            int y0 = h * j;
            int y1 = y0 + h - 1;
            if ((j + 1) == segY)
                y1 = height - 1;
            preprocessor[i][j] = new TexturePreprocessor(x0, x1, y0, y1);
            preprocessor[i][j].start();
        }
    }

    for (int i = 0; i < segX; ++i) {
        for (int j = 0; j < segY; ++j) {
            try {
                preprocessor[i][j].join();
            } catch (InterruptedException e) {
            }
        }
    }

    long time = System.currentTimeMillis() - start;

    Log.info("Skymap preprocessing took " + time + "ms");

}

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From source file:MultiBufferTest.java

public MultiBufferTest(int numBuffers, GraphicsDevice device) {
    try {//from  w w w  .  j a v a  2  s  .  c o  m
        GraphicsConfiguration gc = device.getDefaultConfiguration();
        mainFrame = new Frame(gc);
        mainFrame.setUndecorated(true);
        mainFrame.setIgnoreRepaint(true);
        device.setFullScreenWindow(mainFrame);
        if (device.isDisplayChangeSupported()) {
            chooseBestDisplayMode(device);
        }
        Rectangle bounds = mainFrame.getBounds();
        mainFrame.createBufferStrategy(numBuffers);
        BufferStrategy bufferStrategy = mainFrame.getBufferStrategy();
        for (float lag = 2000.0f; lag > 0.00000006f; lag = lag / 1.33f) {
            for (int i = 0; i < numBuffers; i++) {
                Graphics g = bufferStrategy.getDrawGraphics();
                if (!bufferStrategy.contentsLost()) {
                    g.setColor(COLORS[i]);
                    g.fillRect(0, 0, bounds.width, bounds.height);
                    bufferStrategy.show();
                    g.dispose();
                }
                try {
                    Thread.sleep((int) lag);
                } catch (InterruptedException e) {
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        device.setFullScreenWindow(null);
    }
}

---

From source file:com.krawler.esp.handlers.genericFileUpload.java

private BufferedImage toBufferedImage(Image image) {
    image = new ImageIcon(image).getImage();
    BufferedImage bufferedImage = new BufferedImage(image.getWidth(null), image.getHeight(null),
            BufferedImage.TYPE_INT_RGB);
    Graphics g = bufferedImage.createGraphics();
    g.setColor(Color.white);//from  ww  w  .  jav  a2 s  . c  o  m
    g.fillRect(0, 0, image.getWidth(null), image.getHeight(null));
    g.drawImage(image, 0, 0, null);
    g.dispose();

    return bufferedImage;
}

---

From source file:org.jimcat.gui.borders.RoundedShadowBorder.java

/**
 * //from  www.j a v a2 s.co  m
 * paint this type of border
 * 
 * @see org.jimcat.gui.borders.RoundedBorder#paintBorder(java.awt.Component,
 *      java.awt.Graphics, int, int, int, int)
 */
@Override
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {

    Color borderColor = c.getBackground();

    // check if old image is still useable
    if (imageBuffer == null || width != lastWidth || height != lastHeight
            || !ObjectUtils.equals(borderColor, lastColor)) {
        // update image buffer
        imageBuffer = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
        lastHeight = height;
        lastWidth = width;
        lastColor = borderColor;

        int shadow_width = SHADOW_WIDTH * 2;

        int xb = Math.max(x + SHADOW_WIDTH - SHADOW_DISPLACEMENT.x, x);
        int yb = Math.max(y + SHADOW_WIDTH - SHADOW_DISPLACEMENT.y, y);

        int xs = Math.max(x, x + SHADOW_DISPLACEMENT.x);
        int ys = Math.max(y, y + SHADOW_DISPLACEMENT.y);

        BufferedImage border = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
        Graphics imgG = border.createGraphics();
        super.paintBorder(c, imgG, xb, yb, width - shadow_width - Math.abs(SHADOW_DISPLACEMENT.x),
                height - shadow_width - Math.abs(SHADOW_DISPLACEMENT.y));
        imgG.dispose();

        BufferedImage shadow = shadowRenderer.createShadow(border);

        Graphics2D g2 = (Graphics2D) imageBuffer.getGraphics();
        g2.drawImage(shadow, xs, ys, null);
        g2.drawImage(border, xb, yb, null);
        g2.dispose();
    }
    g.drawImage(imageBuffer, x, y, null);
}

---

From source file:com.pureinfo.tgirls.servlet.TestServlet.java

private BufferedImage getImg(File _temp, float _i) throws IOException {
    BufferedImage output;//from  ww w  .  j a va  2s  .  c om
    Image img = ImageIO.read(_temp);
    int width = img.getWidth(null);
    int height = img.getHeight(null);

    Float f = width * _i;
    width = f.intValue();
    f = height * _i;
    height = f.intValue();

    output = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics g = output.getGraphics();
    g.drawImage(img, 0, 0, width, height, null);
    g.dispose();
    return output;
}

---

From source file:haven.Utils.java

public static BufferedImage outline2(BufferedImage img, Color col) {
    BufferedImage ol = outline(img, col);
    Graphics g = ol.getGraphics();
    g.drawImage(img, 1, 1, null);/* w  w w . j  a v  a2s . co m*/
    g.dispose();
    return (ol);
}

---

From source file:com.krawler.esp.handlers.FileUploadHandler.java

private BufferedImage toBufferedImage(Image image, int type) {
    image = new ImageIcon(image).getImage();
    BufferedImage bufferedImage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
    Graphics g = bufferedImage.createGraphics();
    if (type == BufferedImage.TYPE_INT_RGB) {
        g.setColor(Color.white);/*from ww w. j  ava 2s .  co  m*/
        g.fillRect(0, 0, image.getWidth(null), image.getHeight(null));
    }
    g.drawImage(image, 0, 0, null);
    g.dispose();

    return bufferedImage;
}

---

From source file:org.mili.core.graphics.GraphicsUtilTest.java

@Before
public void setUp() throws Exception {
    FileUtils.deleteDirectory(this.dir);
    this.dir.mkdirs();
    // original image
    BufferedImage outImg = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
    Graphics g = outImg.getGraphics();
    g.setColor(Color.YELLOW);/*from   w w  w  . ja  v a2s .c o  m*/
    g.fillRect(0, 0, 50, 50);
    g.dispose();
    ImageIO.write(outImg, "jpeg", new File(this.dir, "test.jpg"));
    // original image 2
    outImg = new BufferedImage(200, 200, BufferedImage.TYPE_INT_RGB);
    g = outImg.getGraphics();
    g.setColor(Color.YELLOW);
    g.fillRect(0, 0, 200, 200);
    g.dispose();
    ImageIO.write(outImg, "jpeg", new File(this.dir, "test_big.jpg"));
    // image to set
    outImg = new BufferedImage(20, 20, BufferedImage.TYPE_INT_RGB);
    g = outImg.getGraphics();
    g.setColor(Color.BLUE);
    g.fillRect(0, 0, 20, 20);
    g.dispose();
    ImageIO.write(outImg, "jpeg", new File(this.dir, "block.jpg"));
}

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From source file:com.aistor.common.servlet.ValidateCodeServlet.java

private void createImage(HttpServletRequest request, HttpServletResponse response) throws IOException {

    response.setHeader("Pragma", "no-cache");
    response.setHeader("Cache-Control", "no-cache");
    response.setDateHeader("Expires", 0);
    response.setContentType("image/jpeg");

    /*/*from  www.  j  ava  2s  . c o  m*/
     * ??
     */
    String width = request.getParameter("width");
    String height = request.getParameter("height");
    if (StringUtils.isNumeric(width) && StringUtils.isNumeric(height)) {
        w = NumberUtils.toInt(width);
        h = NumberUtils.toInt(height);
    }

    BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics g = image.getGraphics();

    /*
     * ?
     */
    createBackground(g);

    /*
     * ?
     */
    String s = createCharacter(g);
    request.getSession().setAttribute("validateCode", s);

    g.dispose();
    OutputStream out = response.getOutputStream();
    ImageIO.write(image, "JPEG", out);
    out.close();

}

---

From source file:apm.common.servlet.ValidateCodeServlet.java

private void createImage(HttpServletRequest request, HttpServletResponse response) throws IOException {

    response.setHeader("Pragma", "no-cache");
    response.setHeader("Cache-Control", "no-cache");
    response.setDateHeader("Expires", 0);
    response.setContentType("image/jpeg");

    /*/*  w  w w  .jav a2  s.  c  o m*/
     * ??
     */
    String width = request.getParameter("width");
    String height = request.getParameter("height");
    if (StringUtils.isNumeric(width) && StringUtils.isNumeric(height)) {
        w = NumberUtils.toInt(width);
        h = NumberUtils.toInt(height);
    }

    BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics g = image.getGraphics();

    /*
     * ?
     */
    createBackground(g);

    /*
     * ?
     */
    String s = createCharacter(g);
    request.getSession().setAttribute(VALIDATE_CODE, s);

    g.dispose();
    OutputStream out = response.getOutputStream();
    ImageIO.write(image, "JPEG", out);
    out.close();

}

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