PHP. Руководство по PHP. 2005
cpdf_set_leading
cpdf_set_leading
Description
bool cpdf_set_leading (int pdf_document, float distance)The cpdf_set_leading() function sets the distance between text lines. This will be used if text is output by cpdf_continue_text(). Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.
See also cpdf_continue_text().
cpdf_set_keywords
cpdf_set_page_animation