a
    ZXho                     @   s>   d dl mZ ddlmZ d dlZd dlZG dd dejZdS )    )safeEval   )DefaultTableNc                   @   sP   e Zd Z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 )table__c_v_tzControl Value Table

    The Control Value Table holds a list of values that can be referenced
    by TrueType font instructions.

    See also https://learn.microsoft.com/en-us/typography/opentype/spec/cvt
    c                 C   s0   t  d}|| tjdkr&|  || _d S )Nhbig)array	frombytessys	byteorderbyteswapvalues)selfdatattFontr    r   b/var/www/viveiro_mudafortebrasil/venv/lib/python3.9/site-packages/fontTools/ttLib/tables/_c_v_t.py	decompile   s
    


ztable__c_v_t.decompilec                 C   s6   t | dsdS | jd d  }tjdkr.|  | S )Nr       r   )hasattrr   r
   r   r   tobytes)r   r   r   r   r   r   compile   s    

ztable__c_v_t.compilec                 C   s:   t t| jD ]&}| j| }|jd||d |  qd S )Ncv)valueindex)rangelenr   Z	simpletagnewline)r   writerr   ir   r   r   r   toXML   s    
ztable__c_v_t.toXMLc                 C   sl   t | dstd| _|dkrht|d }t|d }td| t| j D ]}| jd qL|| j|< d S )Nr   r   r   r   r   r   r   )r   r   r   r   r   r   append)r   nameattrscontentr   r   r   r   r   r   r   fromXML%   s    
ztable__c_v_t.fromXMLc                 C   s
   t | jS N)r   r   )r   r   r   r   __len__/   s    ztable__c_v_t.__len__c                 C   s
   | j | S r&   r   r   r   r   r   r   __getitem__2   s    ztable__c_v_t.__getitem__c                 C   s   || j |< d S r&   r(   )r   r   r   r   r   r   __setitem__5   s    ztable__c_v_t.__setitem__c                 C   s   | j |= d S r&   r(   r)   r   r   r   __delitem__8   s    ztable__c_v_t.__delitem__N)__name__
__module____qualname____doc__r   r   r    r%   r'   r*   r+   r,   r   r   r   r   r      s   
r   )ZfontTools.misc.textToolsr    r   r
   r   r   r   r   r   r   <module>   s   