a
    Aøg  ã                   @  sò   d dl mZ d dlmZ ddlmZmZ ddlmZ	 ddlm
Z ddlmZ dad	d
dœdd„ZeejdƒrˆG dd„ dejƒZeeƒ ƒ dddœdd„ZG dd„ dejƒZdddd
dœdd„Ze ejee¡ e eje¡ e ejddg¡ dS ) é    )Úannotations)ÚIOé   )ÚImageÚ	ImageFile)Úi16le)Úsi16le)Úsi32leNúImageFile.StubHandler | NoneÚNone)ÚhandlerÚreturnc                 C  s   | a dS )z^
    Install application-specific WMF image handler.

    :param handler: Handler object.
    N©Ú_handler)r   © r   úQ/var/www/lab.imftr.de/x/nb_venv/lib/python3.9/site-packages/PIL/WmfImagePlugin.pyÚregister_handler!   s    r   Údrawwmfc                   @  s,   e Zd Zdddœdd„Zdddœdd„Zd	S )
Ú
WmfHandlerzImageFile.StubImageFiler   )Úimr   c                 C  s   d|_ |jd | _d S )NÚRGBÚwmf_bbox)Ú_modeÚinfoÚbbox©Úselfr   r   r   r   Úopen/   s    zWmfHandler.openúImage.Imagec              	   C  sL   |j  d¡ t d|jtj |j  ¡ |j| j¡dd|jd d d d@ d¡S )Nr   r   ÚrawZBGRé   éüÿÿÿéÿÿÿÿ)	ÚfpÚseekr   Ú	frombytesÚsizeÚcorer   Úreadr   r   r   r   r   Úload3   s    ùzWmfHandler.loadN)Ú__name__Ú
__module__Ú__qualname__r   r)   r   r   r   r   r   .   s   r   ÚbytesÚbool)Úprefixr   c                 C  s    | d d… dkp| d d… dkS )Né   ó   ×ÍÆš  é   ó      r   )r/   r   r   r   Ú_acceptF   s    ÿr4   c                      sJ   e Zd ZdZdZddœdd„Zddœdd	„Zddddœ‡ fdd„Z‡  ZS )ÚWmfStubImageFileZWMFzWindows Metafiler   )r   c                 C  sú  d | _ | j d¡}|d d… dkrÖt|dƒ| _ | j dkrDd}t|ƒ‚t|dƒ}t|dƒ}t|dƒ}t|d	ƒ}d
| jd< || | jd  | j  || | jd  | j  f}||||f| jd< |dd… dkrÔd}t|ƒ‚nü|d d… dkrÆ|dd… dkrÆt|dƒ}t|d	ƒ}t|dƒ}t|dƒ}t|dƒt|dƒt|dƒt|dƒf}|| || f}d||  |d |d   }	d||  |d |d   }
||||f| jd< |	|
kr¶|	| jd< n|	|
f| jd< nd }t|ƒ‚d!| _	|| _
|  ¡ }|rö| | ¡ d S )"NéP   r0   r1   é   r   zInvalid inché   é
   é   éH   Údpir   é   é   s    	 zUnsupported WMF file formatr2   r3   é(   é,   s    EMFé   é   é   é   é    é$   g     Ø£@é   r    r   zUnsupported file formatr   )Ú_inchr#   r(   ÚwordÚ
ValueErrorÚshortr   ÚSyntaxErrorÚ_longr   Ú_sizeÚ_loadr   )r   ÚsÚmsgÚx0Úy0Úx1Úy1r&   ÚframeZxdpiZydpiÚloaderr   r   r   Ú_openT   sN    





þ
$



$
zWmfStubImageFile._openr
   c                 C  s   t S )Nr   )r   r   r   r   rO   ›   s    zWmfStubImageFile._loadNz
int | NonezImage.core.PixelAccess | None)r<   r   c                   sj   |d ur`| j d ur`|| jd< | jd \}}}}|| | jd  | j  || | jd  | j  f| _tƒ  ¡ S )Nr<   r   )rH   r   rN   Úsuperr)   )r   r<   rR   rS   rT   rU   ©Ú	__class__r   r   r)   ž   s    
þzWmfStubImageFile.load)N)	r*   r+   r,   ÚformatÚformat_descriptionrX   rO   r)   Ú__classcell__r   r   rZ   r   r5   P   s
   Gr5   r   z	IO[bytes]zstr | bytes)r   r#   Úfilenamer   c                 C  s0   t d u stt dƒsd}t|ƒ‚t  | ||¡ d S )NÚsavezWMF save handler not installed)r   ÚhasattrÚOSErrorr`   )r   r#   r_   rQ   r   r   r   Ú_save©   s    rc   z.wmfz.emf)Ú
__future__r   Útypingr   Ú r   r   Ú_binaryr   rI   r   rK   r	   rM   r   r   ra   r'   ZStubHandlerr   r4   ZStubImageFiler5   rc   Zregister_openr\   Zregister_saveZregister_extensionsr   r   r   r   Ú<module>   s    


Y