Method draw_text_line

2dlib/pentext.cpp:336–366

}

void grViewport::draw_text_line(int x, int y, char *str) {
  unsigned i, cur_x;

  /*	perform string drawing without viewport clipping.
          supports bitmap fonts or color(alpha) mapped fonts.
  */
  cur_x = x;
  for (i = 0; i < (int)strlen(str); i++) {
    uint8_t ch;

    ch = (uint8_t)str[i];

    if (ch == GR_COLOR_CHAR) {
      if ((i + 3) >= (int)strlen(str))
        Int3(); // This shouldn't happen!  bad string!
      set_text_color(GR_RGB(str[i + 1], str[i + 2], str[i + 3]));
      i += 4;
      if (i >= (int)strlen(str))
        Int3(); // This shouldn't happen too.
      ch = (uint8_t)str[i];
    } else if (ch == '\t') { // tab char
      int space_width;
      text_Font.get_char_info(' ', &space_width);
      space_width += text_Spacing;
      cur_x = (cur_x + space_width - 1) / space_width * space_width;
    } else {
      cur_x = text_Font.draw_char(sf_Parent, cur_x, y, ch, &char_Props);
      cur_x += text_Spacing;
    }
  }
}