B He@s@ddlZddlmZddlmZmZddlmZedj Z ede e dd d Z e fe ee ge fe d d d Zedde e dddZedde e dddZe e e dddZd#e e e ee dddZedkrsz"cached_cell_len..)get_character_cell_sizesum)r total_sizer )r r cached_cell_len s r)r _cell_lenrcs2t|dkr||Sttfdd|D}|S)zGet the number of cells required to display text. Args: text (str): Text to display. Returns: int: Get the number of cells required to display text. ic3s|]}|VqdS)Nr )r r )r r r r)szcell_len..)lenrr)rrrr )r r cell_lens r)maxsize)r rcCs tt|S)zGet the cell size of a character. Args: character (str): A single character. Returns: int: Number of cells (0, 1 or 2) occupied by that character. )_get_codepoint_cell_sizeord)r r r r r-s r) codepointrcCst}d}t|d}||d}x\||\}}}||krB|d}n"||krT|d}n|dkr`dS|S||krnP||d}q"WdS)zGet the cell size of a character. Args: codepoint (int): Codepoint of a character. Returns: int: Number of cells (0, 1 or 2) occupied by that character. rr)rr)r_table lower_bound upper_boundindexstartendwidthr r r r:s     r)rtotalrc Cst|r4t|}||kr(|d||S|d|S|dkr@dSt|}||krT|S||krl|d||Sd}t|}xr||d}|d|d}t|}||dkrt|ddkr|dddS||kr|S||kr|}qz|}qzWdS)z?Set the length of a string to fit within given number of cells. Nrrrr)_is_single_cell_widthsrr) rr#size cell_sizer r!posbefore before_lenr r r set_cell_sizeWs2  r,)rmax_sizepositionrc stfdd|D}|}gg}|dj}xLt|D]@\}}|||krd||g|dj}|}q4||7}||q4Wdd|DS)z[Break text in to equal (cell) length strings, returning the characters in reverse ordercsg|]}||fqSr r )r r )_get_character_cell_sizer r szchop_cells..rcSsg|]}d|qS)r%)join)r liner r r r0s)rappendreversed) rr-r. charactersrlinesr3r r'r )r/r chop_cells|s     r7__main__u😽u]这是对亚洲语言支持的测试。面对模棱两可的想法，拒绝猜测的诱惑。Pr|x)r)re functoolsrtypingrr _cell_widthsrcompilematchr&strintrrrrr,r7__name__printr2rangenr r r r s(     %