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

Example 16 with Image

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

the class Resources method readTimeline.

Timeline readTimeline(DataInputStream input) throws IOException {
    int duration = input.readInt();
    int width = input.readInt();
    int height = input.readInt();
    AnimationObject[] animations = new AnimationObject[input.readShort()];
    int alen = animations.length;
    for (int iter = 0; iter < alen; iter++) {
        String name = input.readUTF();
        int startTime = input.readInt();
        int animDuration = input.readInt();
        int x = input.readInt();
        int y = input.readInt();
        Image i = getImage(name);
        if (i == null) {
            animations[iter] = AnimationObject.createAnimationImage(name, this, x, y);
        } else {
            animations[iter] = AnimationObject.createAnimationImage(i, x, y);
        }
        animations[iter].setStartTime(startTime);
        animations[iter].setEndTime(startTime + animDuration);
        int frameDelay = input.readInt();
        if (frameDelay > -1) {
            int frameWidth = input.readInt();
            int frameHeight = input.readInt();
            animations[iter].defineFrames(frameWidth, frameHeight, frameDelay);
        }
        if (input.readBoolean()) {
            animations[iter].defineMotionX(input.readInt(), startTime, animDuration, x, input.readInt());
        }
        if (input.readBoolean()) {
            animations[iter].defineMotionY(input.readInt(), startTime, animDuration, y, input.readInt());
        }
        if (input.readBoolean()) {
            animations[iter].defineWidth(input.readInt(), startTime, animDuration, input.readInt(), input.readInt());
        }
        if (input.readBoolean()) {
            animations[iter].defineHeight(input.readInt(), startTime, animDuration, input.readInt(), input.readInt());
        }
        if (input.readBoolean()) {
            animations[iter].defineOpacity(input.readInt(), startTime, animDuration, input.readInt(), input.readInt());
        }
        if (input.readBoolean()) {
            animations[iter].defineOrientation(input.readInt(), startTime, animDuration, input.readInt(), input.readInt());
        }
    }
    Timeline tl = Timeline.createTimeline(duration, animations, new Dimension(width, height));
    return tl;
}

Example 17 with Image

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

the class Effects method squareShadow.

/**
 * Generates a square shadow and returns it
 *
 * @param width the width of the shadow image
 * @param height the height of the shadow image
 * @param blurRadius a shadow is blurred using a gaussian blur when available, a value of 10 is often satisfactory
 * @param opacity the opacity of the shadow between 0 - 1 where 1 is completely opaque
 * @return an image containing the shadow for source
 */
public static Image squareShadow(int width, int height, int blurRadius, float opacity) {
    Image img = Image.createImage(width + blurRadius * 2, height + blurRadius * 2, 0);
    Graphics g = img.getGraphics();
    int destAlpha = (int) (opacity * 255.0);
    g.setColor(0);
    Motion lin = Motion.createLinearMotion(2, destAlpha, blurRadius);
    // draw a gradient of sort for the shadow
    for (int iter = blurRadius - 1; iter >= 0; iter--) {
        lin.setCurrentMotionTime(iter);
        g.setAlpha(lin.getValue());
        g.drawRect(blurRadius + iter, blurRadius + iter, width - iter * 2, height - iter * 2);
    }
    if (Display.getInstance().isGaussianBlurSupported()) {
        img = Display.getInstance().gaussianBlurImage(img, blurRadius);
    }
    return img;
}

Example 18 with Image

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

the class ImageIO method saveAndKeepAspect.

/**
 * Scales an image on disk while maintaining an aspect ratio, the appropriate aspect size will be
 * picked based on the status of scaleToFill
 * @param imageFilePath the path to the image
 * @param preferredOutputPath the url where the image will be saved
 * @param format the format for the image either FORMAT_JPEG or FORMAT_PNG
 * @param width the desired width, either width or height will be respected based on aspect dimensions
 * @param height the desired height, either width or height will be respected based on aspect dimensions
 * @param quality the quality for the resulting image output (applicable mostly for JPEG), a value between 0 and 1 notice that
 * this isn't implemented in all platforms.
 * @param onlyDownscale will not scale if the resolution to scale will be higher in this case will return the imageFilePath
 * @param scaleToFill when set to true will pick the larger value so the resulting image will be at least as big as width x height, when set to false
 * will create an image that is no bigger than width x height
 * @return the url for the scaled image or the url of the unscaled image
 * @throws IOException if the operation fails
 */
public String saveAndKeepAspect(String imageFilePath, String preferredOutputPath, String format, int width, int height, float quality, boolean onlyDownscale, boolean scaleToFill) throws IOException {
    Dimension d = getImageSize(imageFilePath);
    if (onlyDownscale) {
        if (scaleToFill) {
            if (d.getHeight() <= height || d.getWidth() <= width) {
                return imageFilePath;
            }
        } else {
            if (d.getHeight() <= height && d.getWidth() <= width) {
                return imageFilePath;
            }
        }
    }
    float ratio = ((float) d.getWidth()) / ((float) d.getHeight());
    int heightBasedOnWidth = (int) (((float) width) / ratio);
    int widthBasedOnHeight = (int) (((float) height) * ratio);
    if (scaleToFill) {
        if (heightBasedOnWidth >= width) {
            height = heightBasedOnWidth;
        } else {
            width = widthBasedOnHeight;
        }
    } else {
        if (heightBasedOnWidth > width) {
            width = widthBasedOnHeight;
        } else {
            height = heightBasedOnWidth;
        }
    }
    OutputStream im = FileSystemStorage.getInstance().openOutputStream(preferredOutputPath);
    save(imageFilePath, im, format, width, height, quality);
    return preferredOutputPath;
}

Example 19 with Image

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

the class ImageIO method save.

/**
 * Saves an image object to the given format
 *
 * @param img the image object
 * @param response resulting image output will be written to this stream
 * @param format the format for the image either FORMAT_PNG or FORMAT_JPEG
 * @param quality the quality for the resulting image output (applicable mostly for JPEG), a value between 0 and 1 notice that
 * this isn't implemented in all platforms.
 */
public void save(Image img, OutputStream response, String format, float quality) throws IOException {
    if (img instanceof EncodedImage) {
        EncodedImage i = (EncodedImage) img;
        save(new ByteArrayInputStream(i.getImageData()), response, format, i.getWidth(), i.getHeight(), quality);
    } else {
        if (img.getImage() == null) {
            Image img2 = Image.createImage(img.getWidth(), img.getHeight(), 0);
            Graphics g = img2.getGraphics();
            g.drawImage(img, 0, 0);
            saveImage(img2, response, format, quality);
        } else {
            saveImage(img, response, format, quality);
        }
    }
}

Example 20 with Image

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

the class PointsLayer method addPoint.

/**
 * Adds a point to the PointsLayer
 *
 * @param point a point to add
 */
public void addPoint(PointLayer point) {
    Image pointIcon = point.getIcon();
    if (pointIcon == null) {
        point.setIcon(icon);
    }
    if (!point.isProjected()) {
        Coord c = getProjection().fromWGS84(point);
        point.setLatitude(c.getLatitude());
        point.setLongitude(c.getLongitude());
        point.setProjected(true);
    }
    points.addElement(point);
}