//assets is the AssetManager

//init Assets
Resolution[] resolutions = {
	    new Resolution(512, 683,""), //Default size (web and desktop)
	    new Resolution(768, 1024, "ipad"),
	    new Resolution(1536, 2048, "ipadhd")
};

FileResolver resolver = new FileResolver(new InternalFileHandleResolver(), resolutions);

assets.setLoader(Texture.class, new TextureLoader(resolver));
assets.setLoader(Skin.class, new SkinLoader(resolver));
assets.setLoader(BitmapFont.class, new BitmapFontLoader(resolver));


//In assets class
public static BitmapFont getFont(String url) {
	return assets.get(url,BitmapFont.class);
}

//FileResolver

public class FileResolver extends ResolutionFileResolver{

	public FileResolver(FileHandleResolver baseResolver,
			Resolution[] descriptors) {
		super(baseResolver, descriptors);
		// TODO Auto-generated constructor stub
	}

	@Override
	protected String resolve (FileHandle originalHandle, String suffix) {
		String parentString = "";
		FileHandle parent = originalHandle.parent();
		if (parent != null && !parent.name().equals("")) {
			parentString = parent + "/";
		}
		String dash ="-";
		if(suffix.isEmpty()) dash="";
		String uri = parentString + suffix + "/" + originalHandle.nameWithoutExtension() + dash + suffix+ "." + originalHandle.extension();
		return uri;
	}

}