Method drawsNothing

shared/java/Bitmap.java:132–134

Returns true if width or height are zero, or if PixelRef is null. If true, Bitmap has no effect when drawn or drawn into. @return true if drawing has no effect

()

     * @return  true if drawing has no effect
     */
    public boolean drawsNothing() {
        return isEmpty() || isNull();
    }

    /**
     * Returns row bytes, the interval from one pixel row to the next. Row bytes