@Override
    public String getId() {
        return "FitCenter.com.bumptech.glide.load.resource.bitmap";
    }
Scales the image uniformly (maintaining the image's aspect ratio) so that one of the dimensions of the image
will be equal to the given dimension and the other will be less than the given dimension.
core/src/main/java/com/bumptech/glide/load/resource/bitmap/FitCenter.java