U
    DvfI                     @   sb  d dl mZ d dlmZ d dlmZ d dlmZ d dlm	Z	 d dl
mZmZ G dd dejZeed	d
d Zd(ddZeed	dd Zeed	dd Zeejdd Zeejdd ZG dd dejZG dd dejZeed	dd Zdd Ze	ded eed	d!d" Zeed	d#d$ Zeed	d%d& Zd'S ))    )psCharStrings)ttLib)NullPen)otRound)deprecateFunction)_add_method
_uniq_sortc                   @   s   e Zd Zdd Zdd ZdS )_ClosureGlyphsT2Decompilerc                 C   s   t j| || || _d S N)r   SimpleT2Decompiler__init__
components)selfr   
localSubrsglobalSubrs r   8/tmp/pip-unpacked-wheel-qlge9rch/fontTools/subset/cff.pyr   
   s    z#_ClosureGlyphsT2Decompiler.__init__c           
      C   s`   |   }t|dkr\ddlm} |dd  \}}}}|| }|| }	| j| | j|	 d S )N   r   )StandardEncoding)ZpopalllenZ$fontTools.encodings.StandardEncodingr   r   add)
r   indexargsr   ZadxZadyZbcharZacharZ	baseGlyphZaccentGlyphr   r   r   
op_endchar   s    z%_ClosureGlyphsT2Decompiler.op_endcharN)__name__
__module____qualname__r   r   r   r   r   r   r	   	   s   r	   zCFF c                 C   s   | j }t|dkst|| d  }|j}|j}|rt }|D ]<}||krNq@|| }t|jdg }	t	||	|j
}
|
| q@||j8 }|j| |}q2d S )N   r   Subrs)cffr   AssertionErrorkeysCharStringsglyphssetgetattrprivater	   r   executeupdate)r   sr    fontZglyphSetZ	decomposer   gglsubrs
decompilerr   r   r   closure_glyphs   s"    
r0   Fc           
      C   s   | j |\}}|s|r.||r$g ndg nht| drP| jd k	rP| j| j}n| j}|j}|j}t }	|	|	 |j
|kr|j
| dg|_ndg|_d S )NendcharFDArray)r#   getItemAndSelectorZ
setProgramhasattrr2   PrivatedefaultWidthXnominalWidthXr   Zdrawwidthprogram)
r+   Z	glyphNameisCFF2ignoreWidthcZfdSelectIndexr'   ZdfltWdXZnmnlWdXZpenr   r   r   _empty_charstring3   s    

r=   c                 C   sp   | j }|jd d |_|jrP|jsP|jdk}| D ]}|| }t|d|d q4| D ]}|| }d|_qXdS )Nr   z.notdef)r:   r   T)r    Z	fontNamesZnotdef_glyphZnotdef_outlinemajorr"   r=   Encoding)r   r+   optionsr    r:   fontnamer   r   r   prune_pre_subsetG   s    
rB   c                    sj  | j }| D ]T}|| }|j}|j|j|jD ]}|krDq6||\}}q6|jrfddt	|jD }	|j
  fdd|	D  _ ` `t|dr|jd _fdd|	D _i }
t	|	D ]$\}}|j| }||jkr||
|< q|
|_nfdd|j D |_fdd|jD |_t|j|_|jjr|jd	k}|jD ]}t|||d
d qLqd
S )Nc                    s   g | ]\}}| kr|qS r   r   ).0ir,   r$   r   r   
<listcomp>l   s      z!subset_glyphs.<locals>.<listcomp>c                    s   g | ]} j | qS r   itemsrC   rD   )csir   r   rF   n   s     FDSelectc                    s   g | ]} j | qS r   )gidArrayrI   )selr   r   rF   s   s     c                    s   i | ]\}}| kr||qS r   r   )rC   r,   vrE   r   r   
<dictcomp>{   s       z!subset_glyphs.<locals>.<dictcomp>c                    s   g | ]}| kr|qS r   r   )rC   r,   rE   r   r   rF   |   s      r   T)r:   r;   )r    r"   r#   r$   unionZglyphs_emptiedcharsetr3   ZcharStringsAreIndexed	enumerateZcharStringsIndexrH   fileoffsetsr4   rK   formatrL   ZcharStringsr   Z	numGlyphsr@   Zretain_gidsr>   r=   )r   r*   r    rA   r+   csr,   r<   _indicesZnewCharStringsZ
indicesIdxZ
charsetIdxr:   r   )rJ   r$   rM   r   subset_glyphs\   s@    






rY   c                 C   s   | j }tdt|D ]}|| dkrdt||d  ts:t|j||d  |j |j	 ||d < q|| dkrt||d  tst|j||d  |j |j	 ||d < qd S )Nr   ZcallsubrZ	callgsubr)
r9   ranger   
isinstanceintr!   _usedr   	_old_bias	_new_bias)r   r.   ZgsubrsprD   r   r   r   subset_subroutines   s    *ra   c                 C   s,  | j }|jr0| j}t|jD ]}||d |= q|jr|jrP|j|jd ksPt| j|jd  | _| jst| jd t| dr| j	| j
jkr| j
jd k	std| jd| j	| j
j  |jrd}| j}|t|k r|| dkr
|d t|kst|||d = q|d7 }qt| js$t| ` d S )N   r   r1   r8   z5CFF2 CharStrings must not have an initial width value)ZhintmaskZcntrmaskr   )_hints	deletionsr9   reversedhas_hint	last_hintr!   appendr4   r8   r'   r6   insertr7   has_hintmaskr   )r   hintsr`   idxrD   r   r   r   
drop_hints   s8    


rm   c                   @   s$   e Zd Zdd Zdd Zdd ZdS )_MarkingT2Decompilerc                 C   s:   t j| ||| ||fD ]}|rt|dst |_qd S )Nr]   )r   r   r   r4   r%   r]   )r   r   r   r'   r.   r   r   r   r      s       z_MarkingT2Decompiler.__init__c                 C   s,   | j j| jd | j  tj| | d S N)r   r]   r   operandStack	localBiasr   r   op_callsubrr   r   r   r   r   rs      s    z _MarkingT2Decompiler.op_callsubrc                 C   s,   | j j| jd | j  tj| | d S ro   )r   r]   r   rq   
globalBiasr   r   op_callgsubrrt   r   r   r   rv      s    z!_MarkingT2Decompiler.op_callgsubrN)r   r   r   r   rs   rv   r   r   r   r   rn      s   rn   c                   @   s   e Zd ZG dd deZdddZdd Zdd	 Zd
d Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd ZdS )_DehintingT2Decompilerc                   @   s   e Zd Zdd ZdS )z_DehintingT2Decompiler.Hintsc                 C   s(   d| _ d| _d| _d| _d| _g | _d S )NFr   )rf   rg   last_checkedstatusrj   rd   r   r   r   r   r      s    z%_DehintingT2Decompiler.Hints.__init__N)r   r   r   r   r   r   r   r   Hints   s   r{   Nc                 C   s$   || _ tj| |||| || _d S r
   )_cssr   T2WidthExtractorr   r'   )r   cssr   r   r7   r6   r'   r   r   r   r      s        z_DehintingT2Decompiler.__init__c                 C   s   t |dr|jnd }|  |_tj| | |j}|js>|jrJ| j	| |j
dkrt|jt|jd D ]&}t|j| trd|_
 qqjd|_
qjt|j|_|r|j|jkstd S )Nrc   rb   r   )r4   rc   r{   r   r}   r(   rf   rj   r|   r   ry   rZ   rx   r   r9   r[   str__dict__r!   )r   Z
charStringZ	old_hintsrk   rD   r   r   r   r(      s    

z_DehintingT2Decompiler.executec                 C   s4   | j | jd | j  }tj| | | || d S ro   )r   rq   rr   r   r}   rs   processSubrr   r   subrr   r   r   rs   
  s    z"_DehintingT2Decompiler.op_callsubrc                 C   s4   | j | jd | j  }tj| | | || d S ro   )r   rq   ru   r   r}   rv   r   r   r   r   r   rv     s    z#_DehintingT2Decompiler.op_callgsubrc                 C   s   t j| | | | d S r
   )r   r}   op_hstemprocessHintrt   r   r   r   r     s    z_DehintingT2Decompiler.op_hstemc                 C   s   t j| | | | d S r
   )r   r}   op_vstemr   rt   r   r   r   r     s    z_DehintingT2Decompiler.op_vstemc                 C   s   t j| | | | d S r
   )r   r}   
op_hstemhmr   rt   r   r   r   r     s    z!_DehintingT2Decompiler.op_hstemhmc                 C   s   t j| | | | d S r
   )r   r}   
op_vstemhmr   rt   r   r   r   r      s    z!_DehintingT2Decompiler.op_vstemhmc                 C   s   t j| |}| | |S r
   )r   r}   op_hintmaskprocessHintmaskr   r   rvr   r   r   r   $  s    
z"_DehintingT2Decompiler.op_hintmaskc                 C   s   t j| |}| | |S r
   )r   r}   op_cntrmaskr   r   r   r   r   r   )  s    
z"_DehintingT2Decompiler.op_cntrmaskc                 C   st   | j d }|j}d|_|jdkrft|j|d D ]}t|j| tr0d|_ qfq0d|_	|d |_
d|_|d |_d S )Nrp   Trb   r   r   )callingStackrc   rj   ry   rZ   rx   r[   r9   r   rf   rg   )r   r   rV   rk   rD   r   r   r   r   .  s    


z&_DehintingT2Decompiler.processHintmaskc                 C   s&   | j d }|j}d|_||_||_d S )Nrp   T)r   rc   rf   rg   rx   )r   r   rV   rk   r   r   r   r   ?  s
    
z"_DehintingT2Decompiler.processHintc                 C   s   | j d }|j}|j}|jdkrVt|j|d D ]}t|j| tr0d|_ qPq0||_|jdkr|jrd|_|jdkr~||_	q|d |_	n|jdkr|j
| t|j|j|_d S )Nrp   rb   r   Tr   )r   rc   ry   rZ   rx   r[   r9   r   rf   rg   rd   rh   max)r   r   r   rV   rk   Z
subr_hintsrD   r   r   r   r   F  s$    




z"_DehintingT2Decompiler.processSubr)N)r   r   r   objectr{   r   r(   rs   rv   r   r   r   r   r   r   r   r   r   r   r   r   r   rw      s    
	rw   c                    s   | j }| D ]d}|| }|j}t|dr|j}t|jfdd|jD |_|j  fddD  _ `	 `
q|jr|  |js|   n|js|   dS )NrK   c                    s   g | ]}  |qS r   )r   )rC   ss)rX   r   r   rF   o  s     z%prune_post_subset.<locals>.<listcomp>c                    s   g | ]} | qS r   r   rI   )arrr   r   rF   q  s     T)r    r"   r#   r4   rK   r   rL   r2   rH   rS   rT   desubroutinizeZhintingremove_hintsremove_unused_subroutines)r   ZttfFontr@   r    rA   r+   rV   rM   r   )r   rX   r   prune_post_subsetd  s$    



r   c                 C   s*   t | dr&| js&d| jkr"| jd= | `d S )Nr   )r4   r   ZrawDict)Zprivate_dictr   r   r   _delete_empty_subrs  s    
r   z)use 'CFFFontSet.desubroutinize()' instead)categoryc                 C   s   | j   d S r
   )r    r   rz   r   r   r   r     s    r   c              	   C   s  | j }| D ]}|| }|j}t }|jD ]X}||\}}|  t|jdg }	t	||	|j
|jj|jj|j}
|
| |
j|_q,|D ]}|  q~g }t|dr|dd |jD  n||j |D ]$}dD ]}t||rt||d  qqq|   d S )Nr   r2   c                 s   s   | ]}|j V  qd S r
   )r5   rC   fdr   r   r   	<genexpr>  s     zremove_hints.<locals>.<genexpr>)Z
BlueValuesZ
OtherBluesZFamilyBluesZFamilyOtherBluesZ	BlueScaleZ	BlueShiftZBlueFuzzZ	StemSnapHZ	StemSnapVZStdHWZStdVWZ	ForceBoldZLanguageGroupZExpansionFactor)r    r"   r#   r%   rQ   r3   Z	decompiler&   r'   rw   r   r7   r6   r(   r8   rm   r4   extendr2   rh   r5   setattrr   )r   r    rA   r+   rV   r~   r,   r<   rW   r.   r/   Z
charstringZ	all_privsZprivkr   r   r   r     s>    





r   c                    s  | j }| D ]}|| }|j}|jD ]:}||\}}t|jdg  t |j|j}|	| q(|j
g}	t|dr|	dd |jD  n"t|jdr|jjr|	|jj t  |	D ]< t dst  _t j _t  _t j _q|jD ]0}||\}}t|jdd  | |j
 q |	D ]  |j
krpt|dsjt|jdrj|jj}
nd }
n }
 fdd jD  _t dr `t d	r ` jD ]}||
|j
 qq6t|dr|jD ]}t|j qn
t|j |	D ]  ` ` `qqd S )
Nr   r2   c                 s   s*   | ]"}t |jd r|jjr|jjV  qdS )r   N)r4   r5   r   r   r   r   r   r     s    z,remove_unused_subroutines.<locals>.<genexpr>r]   c                    s   g | ]} j | qS r   rG   rI   r.   r   r   rF     s     z-remove_unused_subroutines.<locals>.<listcomp>rS   rT   )r    r"   r#   rQ   r3   r&   r'   rn   r   r(   ZGlobalSubrsr4   r   r2   r5   r   rh   r%   r]   r   r   ZcalcSubrBiasr^   r_   ra   rH   rS   rT   r   )r   r    rA   r+   rV   r,   r<   rW   r/   Z	all_subrsZlocal_subrsr   r   r   r   r   r     s\    









r   N)F) ZfontTools.miscr   Z	fontToolsr   ZfontTools.pens.basePenr   ZfontTools.misc.roundToolsr   ZfontTools.misc.loggingToolsr   ZfontTools.subset.utilr   r   r   r	   ZgetTableClassr0   r=   rB   rY   ZT2CharStringra   rm   rn   r}   rw   r   r   DeprecationWarningr   r   r   r   r   r   r   <module>   sB   



*

& 
 
C