U
    Adi:                     @   s.  d dl Z d dlZd dlZd dlZd dlZd dlZddlmZmZ ddl	m
Z ddlmZ edZedZdZejdrd dlZd	D ]Zeedk	reZ qqd
Zdd ZdddZG dd dZdd ZG dd dejZdddZeejee eeje e ejddg e!ejd dS )    N   )Image	ImageFile)i32le)	deprecatez^%%([^:]*):[ \t]*(.*)[ \t]*$z^%[%!\w]([^:]*)[ \t]*$win)Zgswin32cZgswin64cgsFc                   C   sH   t rdS tjdsDztjddgtjd W dS  tk
rB   Y nX dS )NTr   r   z	--version)stdoutF)gs_windows_binarysysplatform
startswith
subprocess
check_callDEVNULLOSError r   r   K/home/sam/Atlas/atlas_env/lib/python3.8/site-packages/PIL/EpsImagePlugin.pyhas_ghostscript4   s    r   c                 C   s\  | d \}} }}|\}}	t |p"d}|d | |d | f}d|d  |	d |	d   d|d  |	d |	d   f}
t \}}t| d}t|drtj|jr|j}nt \}}t| |}t	|df}|
dtj | }|
d |}|dkr4|t|d	}|sq4|t|8 }|| qW 5 Q R X |rHd
nd}ddd| d|
 dddd| d| d|	d   d|	d   dd|ddg}tdk	rtsd}t|t|d< zNd}tjdrt }| jtjO  _tj||d t	|}|  W 5 zt| |r*t| W n tk
rB   Y nX X |j  }|  |S )z!Render an image using Ghostscriptr   r   g      R@      Nnamewbi  ZpngalphaZppmrawr   z-qz-g%dx%dz-r%fx%fz-dBATCHz	-dNOPAUSEz-dSAFERz	-sDEVICE=z-sOutputFile=z-c z
 translatez-fZshowpagez%Unable to locate Ghostscript on pathsr   )startupinfo)!inttempfilemkstemposclosehasattrpathexistsr   openseekioSEEK_ENDtellreadminlenwriter
   r   unlinkr   r   r   r   ZSTARTUPINFOZdwFlagsZSTARTF_USESHOWWINDOWr   r   loadimcopy)tilesizefpscaletransparencydecoderoffsetdatalengthZbboxresZout_fdoutfileZinfile_tempinfileZin_fdffsizeZ
lengthfilesZdevicecommandmsgr   Zout_imr.   r   r   r   GhostscriptA   s    







rA   c                   @   s.   e Zd ZdZdd ZejfddZdd ZdS )	PSFilez
    Wrapper for bytesio object that treats either CR or LF as end of line.
    This class is no longer used internally, but kept for backwards compatibility.
    c                 C   s   t dddd || _d | _d S )NrB      zSIf you need the functionality of this class you will need to implement it yourself.)action)r   r2   char)selfr2   r   r   r   __init__   s    zPSFile.__init__c                 C   s   d | _ | j|| d S N)rE   r2   r$   )rF   r6   whencer   r   r   r$      s    zPSFile.seekc                 C   st   | j pdg}d | _ | jd}|dkrFt|rF|| | jd}q| jd| _ | j dkrdd | _ d|dS )N    r      
latin-1)rE   r2   r(   r*   appendjoindecode)rF   r>   cr   r   r   readline   s    

zPSFile.readlineN)	__name__
__module____qualname____doc__rG   r%   SEEK_SETr$   rQ   r   r   r   r   rB      s   
rB   c                 C   s(   | d d dkp&t | dko&t| dkS )N      %!PS   P )r*   i32)prefixr   r   r   _accept   s    r\   c                   @   sH   e Zd ZdZdZdZdddddZd	d
 Zdd ZdddZ	dd Z
dS )EpsImageFilez.EPS File Parser for the Python Imaging LibraryZEPSzEncapsulated PostscriptLZLABRGBCMYK)r   r   r   rW   c              
      s&     j\}} j| d _d  _td}t|}d}d} fdd} jd}|dkrn|dkrАqnb|d	kr|dkrqLnN|dkr|d td
krd}	t	|	n|r|  d}d}|d ||< |d7 }qL|rZ|d td
ks|d d dkr|  d}qLt
|d | d}
zt|
}W n4 tjk
rX } zd}	t	|	|W 5 d }~X Y nX |r|dd\}}| j|< |dkrXzRdd | D }|d |d  |d |d  f _dd j |||ffg _W n tk
r   Y nX nht|
}|r<|d}|d d dkr0|dd   jd< n
d j|< n|
d d
krLnd}	t|	n|d d dkr|d| d d}dd |d d  D \}}}}|dkrd! _n>|dkrz j|  _W n tk
r   Y qY nX nq||f _d S d}qL|   js"d" _d#}	t|	d S )$Nr_      r   Tc                     s0   d j krd} t| d j kr,d} t| d S )NPS-Adobez'EPS header missing "%!PS-Adobe" commentBoundingBoxz*EPS header missing "%%BoundingBox" comment)infoSyntaxError)r@   rF   r   r   check_required_header_comments   s    

z:EpsImageFile._open.<locals>.check_required_header_commentsr   rJ   rK   %not an EPS fileF   s   %%EndCommentsrL   r   rc   c                 S   s   g | ]}t t|qS r   )r   float).0ir   r   r   
<listcomp>*  s     z&EpsImageFile._open.<locals>.<listcomp>r   epsr   r      rb   	    zbad EPS headerrC   s   %ImageData:   c                 S   s   g | ]}t |qS r   )r   )rl   valuer   r   r   rn   O  s    rW   1)r   r   z!cannot determine EPS bounding box)_find_offsetr2   r$   mode_size	bytearray
memoryviewr(   ordre   strsplitmatchreerrorgrouprd   r1   r0   	Exceptionfieldr   mode_map
ValueError)rF   r8   r6   Zbyte_arrZbytes_mvZ
bytes_readZreading_commentsrg   byter@   r>   mekvboxZimage_data_valuescolumnsrowsZ	bit_depthZmode_idr   rf   r   _open   s    	
"

"







zEpsImageFile._openc                 C   sl   | d}|dkr.|dtj | }d}n6t|dkrX| d}t|}t|d}nd}t|||fS )NrW   rX   r   rY   rq   ri   )r(   r$   r%   r&   r'   rZ   re   )rF   r2   r>   r8   r6   r@   r   r   r   rw   i  s    

zEpsImageFile._find_offsetr   Fc                 C   sD   | j r8t| j | j| j||| _| jj| _| jj| _g | _ tj| S rH   )	r0   rA   r1   r2   r.   rx   ry   r   r-   )rF   r3   r4   r   r   r   r-     s    

zEpsImageFile.loadc                 O   s   d S rH   r   )rF   argskwargsr   r   r   	load_seek  s    zEpsImageFile.load_seekN)r   F)rR   rS   rT   rU   formatformat_descriptionr   r   rw   r-   r   r   r   r   r   r]      s    
	r]   c                 C   s  |    | jdkrd}n,| jdkr(d}n| jdkr8d}nd}t||r|d |d	 |d
| j  |d |d |d |d| j  |d|  |d |d |d| jd |d    |d| j  |d| j  |d| jd | jd | jd f  |d ||d d  t|drN|  t| |dd| j ddfg |d |d  t|dr|  dS )!z*EPS Writer for the Python Imaging Library.r^   )rq   r   s   imager_   )rq   r   s   false 3 colorimager`   )rq   rW   s   false 4 colorimagezimage mode is not supporteds   %!PS-Adobe-3.0 EPSF-3.0
s   %%Creator: PIL 0.1 EpsEncode
s   %%%%BoundingBox: 0 0 %d %d
s   %%Pages: 1
s   %%EndComments
s   %%Page: 1 1
s   %%ImageData: %d %d s   %d %d 0 1 1 "%s"
s   gsave
s   10 dict begin
s   /buf %d string def
r   r   s   %d %d scale
s   %d %d 8
s   [%d 0 0 -%d 0 %d]
s+   { currentfile buf readhexstring pop } bind
r      
flushro   rp   Ns   
%%%%EndBinary
s   grestore end
)	r-   rx   r   r+   r1   r    r   r   _save)r.   r2   filenamero   operatorr@   r   r   r   r     sB    









&


r   z.psz.epszapplication/postscript)r   F)r   )"r%   r   r   r   r   r   rs   r   r   _binaryr   rZ   Z
_deprecater   compiler~   r   r
   r   r   shutilbinarywhichr   rA   rB   r\   r]   r   Zregister_openr   Zregister_saveZregister_extensionsZregister_mimer   r   r   r   <module>   s:   


b%	 B
4