Examples with ImageSize digilib.util.ImageSize used on opensource projects

Example 16 with ImageSize

use of digilib.util.ImageSize in project digilib by robcast.

the class ImageJobDescription method getWx.

/**
 * Return the relative x-offset of the image area.
 * Uses wx parameter.
 * Converts wx in pixels to relative.
 *
 * @return
 * @throws IOException
 */
public Float getWx() throws IOException {
    // logger.debug("get_paramWX()");
    if (paramWX == null) {
        paramWX = getAsFloat("wx");
        if (hasOption(DigilibOption.pxarea)) {
            // area in absolute pixels - convert to relative
            ImageSize imgSize = getHiresSize();
            paramWX = paramWX / imgSize.getWidth();
        } else if (hasOption(DigilibOption.sqarea)) {
            // square full size area
            hiresSize = getHiresSize();
            float aspect = hiresSize.getAspect();
            if (aspect < 1) {
                // portrait
                paramWX = 0f;
            } else {
                // landscape
                paramWX = (1f - (1f / aspect)) / 2f;
            }
        }
    }
    return paramWX;
}

Example 17 with ImageSize

use of digilib.util.ImageSize in project digilib by robcast.

the class ImageLoaderDocuImage method getSize.

/* 
     * returns the size of the current image
     * @see digilib.image.DocuImageImpl#getSize()
     */
public ImageSize getSize() {
    if (imageSize == null) {
        int h = 0;
        int w = 0;
        try {
            if (img == null) {
                reader = getReader(input);
                // get size from ImageReader
                h = reader.getHeight(0);
                w = reader.getWidth(0);
            } else {
                // get size from image
                h = img.getHeight();
                w = img.getWidth();
            }
            imageSize = new ImageSize(w, h);
        } catch (IOException e) {
            logger.debug("error in getSize:", e);
        }
    }
    return imageSize;
}

Example 18 with ImageSize

use of digilib.util.ImageSize in project digilib by robcast.

the class ImageSet method getNextBigger.

/**
 * Get the next bigger ImageFile than the given size.
 *
 * Returns the ImageFile from the set that has a width or height bigger or
 * equal the given size. Returns null if there isn't any bigger image.
 *
 * @param size
 * @param info
 * @return
 */
public ImageInput getNextBigger(ImageSize size) {
    for (ListIterator<ImageInput> i = getLoresIterator(); i.hasPrevious(); ) {
        ImageInput f = i.previous();
        ImageSize is = f.getSize();
        if (is != null && is.isBiggerThan(size)) {
            return f;
        }
    }
    return null;
}