(PECL haru >= 0.0.1)
HaruEncoder::getWritingMode — Get the writing mode of the encoder
Get the writing mode of the encoder.
У этой функции нет параметров.
Returns the writing mode of the encoder. The result value is on of the following:
HaruEncoder::WMODE_HORIZONTAL - horizontal writing
     mode. 
    HaruEncoder::WMODE_VERTICAL - vertical writing mode.
    Вызывает исключение HaruException при ошибке.