ImageLoadHandler.java

package in.srain.cube.image.iface;

import android.graphics.drawable.BitmapDrawable;
import in.srain.cube.image.CubeImageView;
import in.srain.cube.image.ImageTask;

/**
 * A handler that used in loading a image.
 * <p/>
 * <p>
 * {@link ImageLoadHandler#onLoading(ImageTask, CubeImageView)} will be called when begin to load the image.
 * </p>
 * <p/>
 * <p>
 * {@link ImageLoadHandler#onLoadFinish(ImageTask, CubeImageView, BitmapDrawable)} will be called after the image is loaded.
 * </p>
 */
public interface ImageLoadHandler {

    /**
     * When begin to load the image from disk or network.
     */
    void onLoading(ImageTask imageTask, CubeImageView cubeImageView);

    /**
     * After image is loaded.
     */
    void onLoadFinish(ImageTask imageTask, CubeImageView cubeImageView, BitmapDrawable drawable);

    /**
     * Some errors has occurred
     *
     * @param imageView
     * @param imageTask
     */
    void onLoadError(CubeImageView imageView, ImageTask imageTask);
}