Examples with Label com.codename1.ui.Label used on opensource projects

Example 66 with Label

use of com.codename1.ui.Label in project CodenameOne by codenameone.

the class ImageDownloadService method createImageToFileSystem.

/**
 * Constructs an image request that will automatically populate the given Label
 * when the response arrives, it will cache the file locally.
 *
 * @param url the image URL
 * @param callback the callback that should be updated when the data arrives
 * @param destFile local file to store the data into the given path
 */
public static void createImageToFileSystem(String url, ActionListener callback, String destFile) {
    Image im = cacheImage(null, false, destFile, null, null, defaultMaintainAspectRatio);
    if (im != null) {
        callback.actionPerformed(new NetworkEvent(null, im));
        return;
    }
    // image not found on cache go and download from the url
    ImageDownloadService i = new ImageDownloadService(url, callback);
    i.cacheImages = true;
    i.destinationFile = destFile;
    i.setFailSilently(true);
    NetworkManager.getInstance().addToQueue(i);
}

Example 67 with Label

use of com.codename1.ui.Label in project CodenameOne by codenameone.

the class ImageDownloadService method readResponse.

/**
 * {@inheritDoc}
 */
protected void readResponse(InputStream input) throws IOException {
    int imageScaleWidth = -1, imageScaleHeight = -1;
    if (fastScale) {
        if (toScale != null) {
            imageScaleWidth = toScale.getWidth();
            imageScaleHeight = toScale.getHeight();
        } else {
            if (placeholder != null) {
                imageScaleWidth = placeholder.getWidth();
                imageScaleHeight = placeholder.getHeight();
            }
        }
    }
    if (cacheImages) {
        if (destinationFile != null) {
            result = FileEncodedImage.create(destinationFile, input, imageScaleWidth, imageScaleHeight);
        } else {
            EncodedImage e = EncodedImage.create(input);
            if (maintainAspectRatio) {
                float actualW = e.getWidth();
                float actualH = e.getHeight();
                float r2 = Math.min(((float) imageScaleWidth) / actualW, ((float) imageScaleHeight) / actualH);
                imageScaleWidth = (int) (actualW * r2);
                imageScaleHeight = (int) (actualH * r2);
            }
            // workaround for http://stackoverflow.com/questions/35347353/label-image-scale-issue-in-codename-one-library-3-3/35354605
            if (imageScaleWidth > -1 || imageScaleHeight > -1) {
                e = e.scaledEncoded(imageScaleWidth, imageScaleHeight);
            }
            result = StorageImage.create(cacheId, e.getImageData(), imageScaleWidth, imageScaleHeight, keep);
            // if the storage has failed create the image from the stream
            if (result == null) {
                result = e;
            }
        }
    } else {
        result = EncodedImage.create(input);
    }
}

Example 68 with Label

use of com.codename1.ui.Label in project CodenameOne by codenameone.

the class ImageDownloadService method createImageToStorage.

/**
 * Constructs an image request that will automatically populate the given Label
 * when the response arrives, it will cache the file locally.
 *
 * @param url the image URL
 * @param callback the callback that should be updated when the data arrives
 * @param cacheId a unique identifier to be used to store the image into storage
 * @param keep if set to true keeps the file in RAM once loaded
 */
public static void createImageToStorage(String url, ActionListener callback, String cacheId, boolean keep) {
    Image im = cacheImage(cacheId, keep, null, null, null, defaultMaintainAspectRatio);
    if (im != null) {
        callback.actionPerformed(new NetworkEvent(null, im));
        return;
    }
    // image not found on cache go and download from the url
    ImageDownloadService i = new ImageDownloadService(url, callback);
    i.cacheImages = true;
    i.cacheId = cacheId;
    i.setFailSilently(true);
    NetworkManager.getInstance().addToQueue(i);
}

Example 69 with Label

use of com.codename1.ui.Label in project CodenameOne by codenameone.

the class ImageDownloadService method createImageToStorage.

/**
 * Constructs an image request that will automatically populate the given Label
 * when the response arrives, it will cache the file locally to the Storage
 *
 * @param url the image URL
 * @param l the Label that should be updated when the data arrives
 * to just use storage and the url as the key
 * @param cacheId a unique identifier to be used to store the image into storage
 * @param toScale the scale dimension or null
 * @param priority the priority for the task
 */
private static void createImageToStorage(final String url, final Label l, final String cacheId, final boolean keep, final Dimension toScale, final byte priority, final Image placeholder, final boolean maintainAspectRatio) {
    if (Display.getInstance().isEdt()) {
        Display.getInstance().scheduleBackgroundTask(new Runnable() {

            public void run() {
                createImageToStorage(url, l, cacheId, keep, toScale, priority, placeholder, maintainAspectRatio);
            }
        });
        return;
    }
    Image im = cacheImage(cacheId, keep, null, toScale, placeholder, maintainAspectRatio);
    if (im != null) {
        if (!fastScale && toScale != null) {
            im = scaleImage(im, toScale, defaultMaintainAspectRatio);
        }
        final Image i = im;
        Display.getInstance().callSerially(new Runnable() {

            public void run() {
                l.setIcon(i);
                Form f = l.getComponentForm();
                if (f != null) {
                    f.revalidate();
                }
            }
        });
        return;
    }
    // image not found on cache go and download from the url
    ImageDownloadService i = new ImageDownloadService(url, l);
    i.maintainAspectRatio = maintainAspectRatio;
    i.setDuplicateSupported(true);
    i.cacheImages = true;
    i.toScale = toScale;
    i.cacheId = cacheId;
    i.placeholder = placeholder;
    i.setPriority(priority);
    i.setFailSilently(true);
    NetworkManager.getInstance().addToQueue(i);
}

Example 70 with Label

use of com.codename1.ui.Label in project CodenameOne by codenameone.

the class Dialog method initImpl.

private void initImpl(String dialogUIID, String dialogTitleUIID, Layout lm) {
    super.getContentPane().setUIID(dialogUIID);
    super.getTitleComponent().setText("");
    super.getTitleComponent().setVisible(false);
    super.getTitleArea().setVisible(false);
    super.getTitleArea().setUIID("Container");
    lockStyleImages(getUnselectedStyle());
    titleArea.setVisible(false);
    if (lm != null) {
        dialogContentPane = new Container(lm);
    } else {
        dialogContentPane = new Container();
    }
    dialogContentPane.setUIID("DialogContentPane");
    dialogTitle = new Label("", dialogTitleUIID);
    super.getContentPane().setLayout(new BorderLayout());
    super.getContentPane().addComponent(BorderLayout.NORTH, dialogTitle);
    super.getContentPane().addComponent(BorderLayout.CENTER, dialogContentPane);
    super.getContentPane().setScrollable(false);
    super.getContentPane().setAlwaysTensile(false);
    super.getStyle().setBgTransparency(0);
    super.getStyle().setBgImage(null);
    super.getStyle().setBorder(null);
    setSmoothScrolling(false);
    deregisterAnimated(this);
}