/* Create a pair from font name and font dsc. get function. After it 'font_get' can be used for this font  */
void lv_font_add(lv_font_t *child, lv_font_t *parent)
/* Create a pair from font name and font dsc. get function. After it 'font_get' can be used for this font  */
void lv_font_add(lv_font_t *child, lv_font_t *parent)
{
    if(parent == NULL) return;
    while(parent->next_page != NULL) {
        parent = parent->next_page;
    }
    parent->next_page = child;
}