o
    pèÝcä/  ã                   @   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 e d¡Ze d¡ZdZej d¡rNd dlZdD ]Ze e¡durKeZ nq>d	Zd
d„ Zddd„ZG dd„ dƒZdd„ ZG dd„ dejƒ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 )é    Né   )ÚImageÚ	ImageFile)Úi32lez^%%([^:]*):[ \t]*(.*)[ \t]*$z^%[%!\w]([^:]*)[ \t]*$Úwin)Zgswin32cZgswin64cÚgsFc                   C   sH   t rdS tj d¡s"ztjddgtjd W dS  ty!   Y dS w dS )NTr   r   z	--version)ÚstdoutF)Úgs_windows_binaryÚsysÚplatformÚ
startswithÚ
subprocessÚ
check_callZDEVNULLÚOSError© r   r   ú2lib/python3.10/site-packages/PIL/EpsImagePlugin.pyÚhas_ghostscript3   s   ýr   c                 C   sš  | d \}} }}|\}}	t |ƒpd}|d | |d | f}d|d  |	d |	d   d|d  |	d |	d   f}
t ¡ \}}t |¡ d}t|dƒrWtj |j¡rW|j}nRt ¡ \}}t |¡ |}t	|dƒ8}| 
dtj¡ | ¡ }| 
d¡ |}|dkrš| t|d	ƒ¡}|s‹n|t|ƒ8 }| |¡ |dks€W d  ƒ n1 s¤w   Y  |r­d
nd}ddd| d|
 dddd|› d|› d|	d  › d|	d  › dd|ddg}tdurætsâd}t|ƒ‚t|d< z?d}tj d¡rût ¡ }| jtjO  _tj||d t 	|¡}| ¡  W zt |¡ |rt |¡ W n& ty%   Y nw zt |¡ |r6t |¡ W w W w  tyA   Y w w |j  ¡ }| ¡  |S )z!Render an image using Ghostscriptr   r   g      R@é   é   NÚnameÚwbi  ZpngalphaZppmrawr   z-qz-g%dx%dz-r%fx%fz-dBATCHz	-dNOPAUSEz-dSAFERz	-sDEVICE=z-sOutputFile=z-cú z
 translatez-fZshowpagez%Unable to locate Ghostscript on pathsr   )Ústartupinfo)!ÚintÚtempfileZmkstempÚosÚcloseÚhasattrÚpathÚexistsr   ÚopenÚseekÚioÚSEEK_ENDÚtellÚreadÚminÚlenÚwriter	   r   r
   r   r   r   ZSTARTUPINFOZdwFlagsZSTARTF_USESHOWWINDOWr   r   ÚloadÚunlinkÚimÚcopy)ÚtileÚsizeÚfpÚscaleÚtransparencyÚdecoderÚoffsetÚdataÚlengthZbboxÚresZout_fdZoutfileZinfile_tempZinfileZin_fdÚfZfsizeZ
lengthfileÚsZdeviceZcommandÚmsgr   Zout_imr+   r   r   r   ÚGhostscript@   sœ   þ



û€øï



€ÿü
ÿÿ
r:   c                   @   s.   e Zd ZdZdd„ Zejfdd„Zdd„ ZdS )	ÚPSFilezP
    Wrapper for bytesio object that treats either CR or LF as end of line.
    c                 C   s   || _ d | _d S ©N)r/   Úchar)Úselfr/   r   r   r   Ú__init__§   s   
zPSFile.__init__c                 C   s   d | _ | j ||¡ d S r<   )r=   r/   r!   )r>   r3   Úwhencer   r   r   r!   «   s   zPSFile.seekc                 C   s‚   | j pdg}d | _ | j d¡}|dvr*t|ƒr*| |¡ | j d¡}|dvr*t|ƒs| j d¡| _ | j dv r9d | _ d |¡ d¡S )Nó    r   s   
zlatin-1)r=   r/   r%   r'   ÚappendÚjoinÚdecode)r>   r8   Úcr   r   r   Úreadline¯   s   
þ
zPSFile.readlineN)	Ú__name__Ú
__module__Ú__qualname__Ú__doc__r?   r"   ÚSEEK_SETr!   rF   r   r   r   r   r;   ¢   s
    r;   c                 C   s(   | d d… dkpt | ƒdkot| ƒdkS )Né   ó   %!PSì   ÅP§ )r'   Úi32)Úprefixr   r   r   Ú_acceptÀ   s   (rQ   c                   @   sH   e Zd ZdZdZdZdddddœZd	d
„ Zdd„ Zddd„Z	dd„ Z
dS )ÚEpsImageFilez.EPS File Parser for the Python Imaging LibraryZEPSzEncapsulated PostscriptÚLZLABÚRGBÚCMYK)r   r   r   rL   c              
   C   sÎ  |   | j¡\}}t| jƒ}| |¡ d }d| _d| _| ¡ }| d¡}|ræ|rÐt|ƒdkr3d}t	|ƒ‚zt
 |¡}W n tjyN }	 zd}t	|ƒ|	‚d }	~	ww |r–| dd¡\}
}|| j|
< |
dkr•z)d	d
„ | 
¡ D ƒ}|d |d  |d |d  f| _dd| j |||ffg| _W nD ty”   Y n<w n:t |¡}|rÃ| d¡}
|
dkr§n?|
d d… dkr½|
dd … | j|
d d… < nd| j|
< n|d dkrÊnd}t|ƒ‚| ¡ }| d¡}|rä|d d… dkrän|s%|d d… dkr\t|ƒdkrûd}t	|ƒ‚|d d… dkrI|dd …  
d d¡d d… \}}}}t|ƒdkr!d| _nt|ƒdkr=z
| jt|ƒ | _W n ty<   Y n w nt|ƒt|ƒf| _d S | ¡  d¡}|sTn|d d… dksï|sed}t|ƒ‚d S )NrT   )r   r   z
éÿ   únot an EPS filer   r   ZBoundingBoxc                 S   s   g | ]}t t|ƒƒ‘qS r   )r   Úfloat)Ú.0Úir   r   r   Ú
<listcomp>ú   s    z&EpsImageFile._open.<locals>.<listcomp>r   r   Úeps©r   r   ZEndCommentsé   zPS-Adobeé	   Ú ú%zbad EPS headeré   z%ImageData:é   rL   Ú1z!cannot determine EPS bounding box)Ú_find_offsetr/   r;   r!   ÚmodeÚ_sizerF   Ústripr'   ÚSyntaxErrorÚsplitÚmatchÚreÚerrorÚgroupÚinfor.   r-   Ú	ExceptionÚfieldr   r   Úmode_mapÚ
ValueError)r>   r5   r3   r/   ZboxZs_rawr8   r9   ÚmÚeÚkÚvÚxÚyZbiÚmor   r   r   Ú_openÑ   s–   



€þ
"
ÿÿö


Í8$ÿçþzEpsImageFile._openc                 C   sr   |  d¡}|d d… dkr| dtj¡ | ¡ }d}||fS t|dƒdkr3t|dƒ}t|dƒ}||fS d}t|ƒ‚)Né    rL   rM   r   rN   r^   rW   )r%   r!   r"   r#   r$   rO   ri   )r>   r/   r8   r5   r3   r9   r   r   r   re   =  s   
ô

ýzEpsImageFile._find_offsetr   Fc                 C   sD   | j rt| j | j| j||ƒ| _| jj| _| jj| _g | _ tj | ¡S r<   )	r-   r:   r.   r/   r+   rf   rg   r   r)   )r>   r0   r1   r   r   r   r)   T  s   

zEpsImageFile.loadc                 O   s   d S r<   r   )r>   ÚargsÚkwargsr   r   r   Ú	load_seek]  s   zEpsImageFile.load_seekN©r   F)rG   rH   rI   rJ   ÚformatZformat_descriptionrr   r{   re   r)   r   r   r   r   r   rR   É   s    l
	rR   c                 C   s˜  |   ¡  | jdkrd}n| jdkrd}n| jdkrd}nd}t|ƒ‚|rT| 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ƒr¦| ¡  t | |dd| j ddfg¡ | d¡ | d ¡ t|dƒrÊ| ¡  dS dS )!z*EPS Writer for the Python Imaging Library.rS   )r^   r   s   imagerT   )r^   r   s   false 3 colorimagerU   )r^   rL   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   ó   
Úflushr\   r]   Ns   
%%%%EndBinary
s   grestore end
)	r)   rf   rs   r(   r.   r   rƒ   r   Ú_save)r+   r/   Úfilenamer\   Úoperatorr9   r   r   r   r„   g  sD   









&




ÿr„   z.psz.epszapplication/postscriptr€   )r   ) r"   r   rl   r   r
   r   r`   r   r   Z_binaryr   rO   Úcompilerj   rq   r	   r   r   ÚshutilZbinaryÚwhichr   r:   r;   rQ   rR   r„   Zregister_openr   Zregister_saveZregister_extensionsZregister_mimer   r   r   r   Ú<module>   s<   

þ
b	 
9