Examples with MemoryImageSource java.awt.image.MemoryImageSource used on opensource projects

Example 11 with MemoryImageSource

use of java.awt.image.MemoryImageSource in project java-swing-tips by aterai.

the class MissingIcon method makeRoundedMemoryImageSource.

private static Optional<MemoryImageSource> makeRoundedMemoryImageSource(Image img, int w, int h) {
    int[] pix = new int[h * w];
    PixelGrabber pg = new PixelGrabber(img, 0, 0, w, h, pix, 0, w);
    try {
        pg.grabPixels();
    } catch (InterruptedException ex) {
        System.err.println("interrupted waiting for pixels!");
        ex.printStackTrace();
        Thread.currentThread().interrupt();
        return Optional.empty();
    }
    if ((pg.getStatus() & ImageObserver.ABORT) != 0) {
        System.err.println("image fetch aborted or error");
        return Optional.empty();
    }
    Area area = makeNorthWestCorner();
    Rectangle r = area.getBounds();
    // NW
    Shape s = area;
    for (int y = 0; y < r.height; y++) {
        for (int x = 0; x < r.width; x++) {
            if (s.contains(x, y)) {
                pix[x + y * w] = 0x0;
            }
        }
    }
    AffineTransform at = AffineTransform.getScaleInstance(-1d, 1d);
    at.translate(-w, 0);
    // NE
    s = at.createTransformedShape(area);
    for (int y = 0; y < r.height; y++) {
        for (int x = w - r.width; x < w; x++) {
            if (s.contains(x, y)) {
                pix[x + y * w] = 0x0;
            }
        }
    }
    return Optional.of(new MemoryImageSource(w, h, pix, 0, w));
}

Example 12 with MemoryImageSource

use of java.awt.image.MemoryImageSource in project voltdb by VoltDB.

the class DatabaseManager method main.

public void main() {
    fMain = new Frame("HSQL Database Manager");
    imgEmpty = createImage(new MemoryImageSource(2, 2, new int[4 * 4], 2, 2));
    fMain.setIconImage(imgEmpty);
    fMain.addWindowListener(this);
    MenuBar bar = new MenuBar();
    // used shortcuts: CERGTSIUDOLM
    String[] fitems = { "-Connect...", "--", "-Open Script...", "-Save Script...", "-Save Result...", "-Save Result csv...", "--", "-Exit" };
    addMenu(bar, "File", fitems);
    String[] vitems = { "RRefresh Tree", "--", "GResults in Grid", "TResults in Text", "--", "1Shrink Tree", "2Enlarge Tree", "3Shrink Command", "4Enlarge Command" };
    addMenu(bar, "View", vitems);
    String[] sitems = { "SSELECT", "IINSERT", "UUPDATE", "DDELETE", "--", "-CREATE TABLE", "-DROP TABLE", "-CREATE INDEX", "-DROP INDEX", "--", "-CHECKPOINT", "-SCRIPT", "-SET", "-SHUTDOWN", "--", "-Test Script" };
    addMenu(bar, "Command", sitems);
    Menu recent = new Menu("Recent");
    mRecent = new Menu("Recent");
    bar.add(mRecent);
    String[] soptions = { "-AutoCommit on", "-AutoCommit off", "OCommit", "LRollback", "--", "-Disable MaxRows", "-Set MaxRows to 100", "--", "-Logging on", "-Logging off", "--", "-Insert test data" };
    addMenu(bar, "Options", soptions);
    String[] stools = { "-Dump", "-Restore", "-Transfer" };
    addMenu(bar, "Tools", stools);
    Menu hMenu = new Menu("Help");
    MenuItem aItem = new MenuItem("About");
    aItem.setShortcut(new MenuShortcut('A'));
    aItem.addActionListener(this);
    hMenu.add(aItem);
    MenuItem hItem = new MenuItem("Help");
    hItem.setShortcut(new MenuShortcut('H'));
    hItem.addActionListener(this);
    hMenu.add(hItem);
    //bar.add(hMenu);
    // Command above disabled only until a help display bug is fixed.
    fMain.setMenuBar(bar);
    fMain.setSize(640, 480);
    fMain.add("Center", this);
    initGUI();
    sRecent = new String[iMaxRecent];
    Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
    Dimension size = fMain.getSize();
    // (ulrivo): full size on screen with less than 640 width
    if (d.width >= 640) {
        fMain.setLocation((d.width - size.width) / 2, (d.height - size.height) / 2);
    } else {
        fMain.setLocation(0, 0);
        fMain.setSize(d);
    }
    fMain.show();
    // (ulrivo): load query from command line
    if (defScript != null) {
        if (defDirectory != null) {
            defScript = defDirectory + File.separator + defScript;
        }
        txtCommand.setText(DatabaseManagerCommon.readFile(defScript));
    }
    txtCommand.requestFocus();
}

Example 13 with MemoryImageSource

use of java.awt.image.MemoryImageSource in project voltdb by VoltDB.

the class ZaurusDatabaseManager method main.

/**
     * Method declaration
     *
     */
public void main() {
    fMain = new Frame("HSQLDB Database Manager for Zaurus");
    imgEmpty = createImage(new MemoryImageSource(2, 2, new int[4 * 4], 2, 2));
    fMain.setIconImage(imgEmpty);
    fMain.addWindowListener(this);
    MenuBar bar = new MenuBar();
    // no shortcuts used
    String[] fitems = { "-Connect...", "--", "-Open Script...", "-Save Script...", "-Save Result...", "--", "-Exit" };
    addMenu(bar, "File", fitems);
    String[] vitems = { "-Refresh Tree", "--", "-View Tree", "-View Command", "-View Result", "-View Editor", "--", "-Results in Grid", "-Results in Text" };
    addMenu(bar, "View", vitems);
    String[] sitems = { "-SELECT", "-INSERT", "-UPDATE", "-DELETE", "--", "-CREATE TABLE", "-DROP TABLE", "-CREATE INDEX", "-DROP INDEX", "--", "-SCRIPT", "-SHUTDOWN", "--", "-Test Script" };
    addMenu(bar, "SQL", sitems);
    Menu recent = new Menu("Recent");
    mRecent = new Menu("Recent");
    bar.add(mRecent);
    String[] soptions = { "-AutoCommit on", "-AutoCommit off", "-Commit", "-Rollback", "--", "-Disable MaxRows", "-Set MaxRows to 100", "--", "-Logging on", "-Logging off", "--", // , "-Transfer"
    "-Insert test data" };
    addMenu(bar, "Options", soptions);
    String[] shelp = { "-Show HTML-Help in browser" };
    addMenu(bar, "?", shelp);
    fMain.setMenuBar(bar);
    fMain.setSize(defWidth, defHeight);
    fMain.add("Center", this);
    initGUI();
    sRecent = new String[iMaxRecent];
    Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
    Dimension size = fMain.getSize();
    // full size on screen with less than 640 width
    if (d.width > 640) {
        fMain.setLocation((d.width - size.width) / 2, (d.height - size.height) / 2);
    } else if (defWidth > 0 && defHeight > 0) {
        fMain.setLocation(defLocX, defLocY);
        fMain.setSize(defWidth, defHeight);
    } else {
        fMain.setLocation(0, 0);
        fMain.setSize(d);
    }
    fMain.show();
    // (ulrivo): load query from command line
    if (defQuery != null) {
        txtCommand.setText(DatabaseManagerCommon.readFile(defQuery));
    }
    txtCommand.requestFocus();
}

Example 14 with MemoryImageSource

use of java.awt.image.MemoryImageSource in project jdk8u_jdk by JetBrains.

the class CardinalTextField method calculateImage.

/**
     * Calculates and returns the image.  Halts the calculation and returns
     * null if the Applet is stopped during the calculation.
     */
private Image calculateImage() {
    Thread me = Thread.currentThread();
    int width = canvas.getSize().width;
    int height = canvas.getSize().height;
    int[] xvals = new int[2];
    int[] yvals = new int[2];
    int xmethod = XControls.getParams(xvals);
    int ymethod = YControls.getParams(yvals);
    int[] pixels = new int[width * height];
    //temporarily holds R,G,B,A information
    int[] c = new int[4];
    int index = 0;
    for (int j = 0; j < height; j++) {
        for (int i = 0; i < width; i++) {
            c[0] = c[1] = c[2] = 0;
            c[3] = 255;
            if (xmethod < ymethod) {
                applyMethod(c, xmethod, i, width, xvals);
                applyMethod(c, ymethod, j, height, yvals);
            } else {
                applyMethod(c, ymethod, j, height, yvals);
                applyMethod(c, xmethod, i, width, xvals);
            }
            pixels[index++] = ((c[3] << 24) | (c[0] << 16) | (c[1] << 8) | c[2]);
        }
        // Poll once per row to see if we've been told to stop.
        if (runner != me) {
            return null;
        }
    }
    return createImage(new MemoryImageSource(width, height, ColorModel.getRGBdefault(), pixels, 0, width));
}

Example 15 with MemoryImageSource

use of java.awt.image.MemoryImageSource in project jdk8u_jdk by JetBrains.

the class ImageSelection method createImage.

private static Image createImage() {
    int w = 100;
    int h = 100;
    int[] pix = new int[w * h];
    int index = 0;
    for (int y = 0; y < h; y++) {
        for (int x = 0; x < w; x++) {
            int red = 127;
            int green = 127;
            int blue = y > h / 2 ? 127 : 0;
            int alpha = 255;
            if (x < w / 4 && y < h / 4) {
                alpha = 0;
                red = 0;
            }
            pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue;
        }
    }
    return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w));
}