baseapi.cpp

  // BASELINE INFORMATION
  if (level == PageIteratorLevel::RIL_TEXTLINE) {
    int x1, y1, x2, y2;
    it->Baseline(level, &x1, &y1, &x2, &y2);
    int p0;
    float p1;
    p0 = bottom - y1;
    p1 = ((float) (y1 - y2)) / (x2 - x1);

    int f_size;
    if (p1 > 0) f_size = 8;
    else f_size = 9;

    *hocr_str += "; baseline ";
    char p1_str[9];
    snprintf(p1_str, f_size - 1, "%f", p1);
    p1_str[f_size - 1] = '\0';
    *hocr_str += p1_str;
    hocr_str->add_str_int(" ", p0);
  }
  // /BASELINE