345     uint32_t line_start = 0;  in lv_label_get_letter_pos()  local
351 …new_line_start += lv_text_get_next_line(&txt[line_start], LV_TEXT_LEN_MAX, font, letter_space, max…  in lv_label_get_letter_pos()
356         line_start = new_line_start;  in lv_label_get_letter_pos()
363             line_start = byte_id;  in lv_label_get_letter_pos()
376         visual_byte_pos = base_dir == LV_BASE_DIR_RTL ? 0 : byte_id - line_start;  in lv_label_get_letter_pos()
377         bidi_txt = &txt[line_start];  in lv_label_get_letter_pos()
380         uint32_t line_char_id = lv_text_encoded_get_char_id(&txt[line_start], byte_id - line_start);  in lv_label_get_letter_pos()
383 … visual_char_pos = lv_bidi_get_visual_pos(&txt[line_start], &mutable_bidi_txt, new_line_start - li…  in lv_label_get_letter_pos()
391     bidi_txt = &txt[line_start];  in lv_label_get_letter_pos()
392     visual_byte_pos = byte_id - line_start;  in lv_label_get_letter_pos()
397     if(char_id != line_start) x += letter_space;  in lv_label_get_letter_pos()
399     uint32_t length = new_line_start - line_start;  in lv_label_get_letter_pos()
423     uint32_t line_start      = 0;  in lv_label_get_letter_on()  local
436     while(txt[line_start] != '\0') {  in lv_label_get_letter_on()
442 …new_line_start += lv_text_get_next_line(&txt[line_start], LV_TEXT_LEN_MAX, font, letter_space, max…  in lv_label_get_letter_on()
455         line_start = new_line_start;  in lv_label_get_letter_on()
463         bidi_txt = lv_malloc(new_line_start - line_start + 1);  in lv_label_get_letter_on()
464         txt_len = new_line_start - line_start;  in lv_label_get_letter_on()
466 …lv_bidi_process_paragraph(txt + line_start, bidi_txt, txt_len, lv_obj_get_style_base_dir(obj, LV_P…  in lv_label_get_letter_on()
471         bidi_txt = (char *)txt + line_start;  in lv_label_get_letter_on()
477     uint32_t length = new_line_start - line_start;  in lv_label_get_letter_on()
486         while(i + line_start < new_line_start) {  in lv_label_get_letter_on()
502 …       if(pos.x < x + gw || i + line_start == new_line_start ||  txt[i_act + line_start] == '\0') {  in lv_label_get_letter_on()
517         if(txt[line_start + i] == '\0') {  in lv_label_get_letter_on()
522             logical_pos = lv_bidi_get_logical_pos(&txt[line_start], NULL,  in lv_label_get_letter_on()
534     return  logical_pos + lv_text_encoded_get_char_id(txt, line_start);  in lv_label_get_letter_on()
546     uint32_t line_start      = 0;  in lv_label_is_char_under_pos()  local
559     while(txt[line_start] != '\0') {  in lv_label_is_char_under_pos()
563 …new_line_start += lv_text_get_next_line(&txt[line_start], LV_TEXT_LEN_MAX, font, letter_space, max…  in lv_label_is_char_under_pos()
568         line_start = new_line_start;  in lv_label_is_char_under_pos()
576 …onst int32_t line_w = lv_text_get_width_with_flags(&txt[line_start], new_line_start - line_start, …  in lv_label_is_char_under_pos()
581 …onst int32_t line_w = lv_text_get_width_with_flags(&txt[line_start], new_line_start - line_start, …  in lv_label_is_char_under_pos()
589     uint32_t i           = line_start;  in lv_label_is_char_under_pos()
724     label->hint.line_start = -1;  in lv_label_constructor()
939     label->hint.line_start = -1; /*The hint is invalid if the text changes*/  in lv_label_refr_text()