o
    tBh                     @   s   d Z ddlmZ ddlZddlZddlmZmZm	Z	m
Z
mZmZmZ dZede jZede jZdZede jZede jZG d	d
 d
Ze e jZdd Zdd ZdS )z
A module for parsing and generating `fontconfig patterns`_.

.. _fontconfig patterns:
   https://www.freedesktop.org/software/fontconfig/fontconfig-user.html
    )	lru_cacheN)Literal
ZeroOrMoreOptionalRegex	StringEndParseExceptionSuppressz\\\-:,z\\([%s])z([%s])z\\=_:,c                	   @   s   e Zd ZdZi ddddddddddd	d
dddddddddddddddddddddd d!d"d#d$d%d&d'd(Zd)d* Zd+d, Zd-d. Zd/d0 Zd1d2 Z	d3d4 Z
d5d6 Zd7d8 Zd9d: Zd;S )<FontconfigPatternParserz
    A simple pyparsing-based parser for `fontconfig patterns`_.

    .. _fontconfig patterns:
       https://www.freedesktop.org/software/fontconfig/fontconfig-user.html
    thin)weightlight
extralight
ultralightr   book)r   r   regular)r   r   normal)r   r   medium)r   r   demibold)r   r   semibold)r   r   bold)r   r   	extrabold)r   z
extra boldblack)r   r   heavy)r   r   roman)slantr   italic)r   r   oblique)r   r   )widthzultra-condensed)r   zextra-condensed)r   	condensed)r   zsemi-condensed)r   expanded)r   zextra-expanded)r   zultra-expanded)ultracondensedextracondensedr   semicondensedr    extraexpandedultraexpandedc           	      C   s   t dttf | j}t d| j}t d| j}t dttf | j}|tt	d|  | j
}|tt	d|  | j}|tt	d | ttt	d|  |B | j}t|tt	d|  tt	d|  t  }|| _t| _d S )Nz([^%s]|(\\[%s]))*z([0-9]+\.?[0-9]*|\.[0-9]+)z[a-z]+,=-:)r   family_puncsetParseAction_family_size_name
value_punc_valuer   r   	_families_point_sizesr	   	_propertyr   r   _parserr   )	selffamilysizenamevaluefamiliespoint_sizespropertypattern r>   t/var/www/html/riverr-enterprise-integrations-main/venv/lib/python3.10/site-packages/matplotlib/fontconfig_pattern.py__init__>   s   




z FontconfigPatternParser.__init__c              
   C   s\   i  }| _ z| j| W n | jy# } z	td||f |d}~ww d| _ | j  |S )z
        Parse the given fontconfig *pattern* and return a dictionary
        of key/value pairs useful for initializing a
        `.font_manager.FontProperties` object.
        z$Could not parse font string: '%s'
%sN)_propertiesr4   parseStringr   
ValueError
resetCache)r5   r=   propser>   r>   r?   parsew   s   


zFontconfigPatternParser.parsec                 C      t dt|d gS Nz\1r   )family_unescapestrr5   sloctokensr>   r>   r?   r,         zFontconfigPatternParser._familyc                 C      t |d gS Nr   )floatrL   r>   r>   r?   r-         zFontconfigPatternParser._sizec                 C   rQ   rR   rK   rL   r>   r>   r?   r.      rT   zFontconfigPatternParser._namec                 C   rH   rI   )value_unescaperK   rL   r>   r>   r?   r0      rP   zFontconfigPatternParser._valuec                 C      dd |D | j d< g S )Nc                 S      g | ]}t |qS r>   rU   .0xr>   r>   r?   
<listcomp>       z5FontconfigPatternParser._families.<locals>.<listcomp>r6   rA   rL   r>   r>   r?   r1         z!FontconfigPatternParser._familiesc                 C   rW   )Nc                 S   rX   r>   rU   rY   r>   r>   r?   r\      r]   z8FontconfigPatternParser._point_sizes.<locals>.<listcomp>r7   r^   rL   r>   r>   r?   r2      r_   z$FontconfigPatternParser._point_sizesc                 C   sp   t |dkr"|d | jv r | j|d  \}}| j|g | g S |d }|dd  }| j|g | g S )N   r   )len
_constantsrA   
setdefaultappendextend)r5   rM   rN   rO   keyvalr>   r>   r?   r3      s   z!FontconfigPatternParser._propertyN)__name__
__module____qualname____doc__rb   r@   rG   r,   r-   r.   r0   r1   r2   r3   r>   r>   r>   r?   r
      sl    	
9r
   c                    s2   t | r
t| tr| g} d fdd| D S )z
    Given a string value or a list of string values, run each value through
    the input escape function to make the values into legal font config
    strings.  The result is returned as a string.
    r&   c                 3   s&    | ]}|d ur dt |V  qd S )Nz\\\1rU   rY   escape_funcr>   r?   	<genexpr>   s    z_escape_val.<locals>.<genexpr>)npiterable
isinstancerK   join)rg   rm   r>   rl   r?   _escape_val   s   rs   c                 C   sx   g }|   }|dur|g kr|t|t dD ]}t| d|  }|dur6|g kr6|d|t|tf  qd|S )z[
    Given a dictionary of key/value pairs, generates a fontconfig
    pattern string.
    N)stylevariantr   stretchfiler7   get_z:%s=%s )
get_familyrd   rs   family_escapegetattrvalue_escaperr   )drE   r6   rf   rg   r>   r>   r?   generate_fontconfig_pattern   s   
r   )rk   	functoolsr   renumpyro   	pyparsingr   r   r   r   r   r   r	   r*   compilesubrJ   r{   r/   rV   r}   r
   rG   parse_fontconfig_patternrs   r   r>   r>   r>   r?   <module>   s     $ 