public Bitmap getTileBitmap(int id, int size) {
		String string = tileUrls.get(id);
		if (string.contains(Themes.URI_DRAWABLE)) {
			String drawableResourceName = string.substring(Themes.URI_DRAWABLE.length());
			int drawableResourceId = Shared.context.getResources().getIdentifier(drawableResourceName, "drawable", Shared.context.getPackageName());
			Bitmap bitmap = Utils.scaleDown(drawableResourceId, size, size);
			return Utils.crop(bitmap, size, size);
		}
		return null;
	}
@param id
           The id is the number between 0 and number of possible tiles of
           this theme
@return The Bitmap of the tile
subs/game/src/main/java/com/snatik/matches/model/BoardArrangment.java