369                     m_span.x   = read_int32() + m_dx;  in const_iterator()
370                     m_span.len = read_int32();  in const_iterator()
378                     m_span.x   = read_int32() + m_dx;
379                     m_span.len = read_int32();
383                 int read_int32()  in read_int32()  function
413             int read_int32()  in read_int32()  function
428                 m_y         = read_int32() + dy;  in init()
429                 m_num_spans = unsigned(read_int32());  in init()
486         int read_int32()  in read_int32()  function
504                 m_min_x = read_int32() + m_dx;   in rewind_scanlines()
505                 m_min_y = read_int32() + m_dy;  in rewind_scanlines()
506                 m_max_x = read_int32() + m_dx;  in rewind_scanlines()
507                 m_max_y = read_int32() + m_dy;  in rewind_scanlines()
526                 int y = read_int32() + m_dy;  in sweep_scanline()
527                 unsigned num_spans = read_int32();  in sweep_scanline()
531                     int x = read_int32() + m_dx;  in sweep_scanline()
532                     int len = read_int32();  in sweep_scanline()
561                 read_int32();                    // Y  in sweep_scanline()
562                 int num_spans = read_int32();    // num_spans  in sweep_scanline()