o
    üÞhB  ã                   @  s®   d Z ddlmZ ddlmZmZmZmZ ddlm	Z	m
Z
 ddlmZ dZ	 ddd„Zddd„Zddd„Zddd„Zddd„ZeeeeegZ	 G dd„ dƒZG dd„ deƒZdS )z·
Stuff to translate curve segments to palette values (derived from
the corresponding code in GIMP, written by Federico Mena Quintero.
See the GIMP distribution for more information.)
é    )Úannotations)ÚlogÚpiÚsinÚsqrt)ÚIOÚCallableé   )Úo8g»½×Ùß|Û=ÚmiddleÚfloatÚposÚreturnc                 C  sL   || kr| t k r
dS d| |  S ||  }d|  } | t k rdS dd| |   S )Ng        ç      à?ç      ð?)ÚEPSILON©r   r   © r   úT/var/www/html/premium_crap/venv/lib/python3.10/site-packages/PIL/GimpGradientFile.pyÚlinear    s   r   c                 C  s   |t dƒt t| tƒƒ  S )Nr   )r   Úmaxr   r   r   r   r   Úcurved/   ó   r   c                 C  s$   t t d tt| |ƒ  ƒd d S )Ng       @r   )r   r   r   r   r   r   r   Úsine3   s   $r   c                 C  s   t dt| |ƒd d  ƒS ©Nr   é   ©r   r   r   r   r   r   Úsphere_increasing7   r   r   c                 C  s   dt dt| |ƒd  ƒ S r   r   r   r   r   r   Úsphere_decreasing;   r   r   c                   @  s&   e Zd ZU dZded< ddd	d
„ZdS )ÚGradientFileNzblist[tuple[float, float, float, list[float], list[float], Callable[[float, float], float]]] | NoneÚgradienté   ÚentriesÚintr   útuple[bytes, str]c                 C  s~  | j d usJ ‚g }d}| j | \}}}}}}	t|ƒD ]�}
|
|d  }||k r9|d7 }| j | \}}}}}}	||k s&|| }|tk rG|	ddƒ}n|	|| | || | ƒ}ttd|d |d  | |d   d ƒƒ}ttd|d |d  | |d   d ƒƒ}ttd|d |d  | |d   d ƒƒ}ttd|d |d  | |d   d ƒƒ}| || | | ¡ qd |¡dfS )	Nr   r	   r   éÿ   r   é   ó    ÚRGBA)r    Úranger   r
   r#   ÚappendÚjoin)Úselfr"   ÚpaletteÚixÚx0Úx1ÚxmÚrgb0Úrgb1ÚsegmentÚiÚxÚwÚscaleÚrÚgÚbÚar   r   r   Ú
getpaletteR   s(   þ,,,,zGradientFile.getpalette)r!   )r"   r#   r   r$   )Ú__name__Ú
__module__Ú__qualname__r    Ú__annotations__r=   r   r   r   r   r   C   s   
 
ôr   c                   @  s   e Zd ZdZd	dd„ZdS )
ÚGimpGradientFilez(File handler for GIMP's gradient format.Úfpú	IO[bytes]r   ÚNonec              	   C  sô   |  ¡  d¡sd}t|ƒ‚|  ¡ }| d¡r|  ¡  ¡ }t|ƒ}g | _t|ƒD ]P}|  ¡  ¡ }dd„ |d d… D ƒ}|d |d }}	|d	 }
|d
d… }|dd… }tt|d ƒ }t|d ƒ}|dkrkd}t	|ƒ‚| j 
||	|
|||f¡ q'd S )Ns   GIMP Gradientznot a GIMP gradient files   Name: c                 S  s   g | ]}t |ƒ‘qS r   )r   )Ú.0r6   r   r   r   Ú
<listcomp>‡   s    z-GimpGradientFile.__init__.<locals>.<listcomp>é   r   r   r	   r&   é   é   zcannot handle HSV colour space)ÚreadlineÚ
startswithÚSyntaxErrorÚstripr#   r    r)   ÚsplitÚSEGMENTSÚOSErrorr*   )r,   rC   ÚmsgÚlineÚcountr5   Úsr7   r/   r0   r1   r2   r3   r4   Úcspacer   r   r   Ú__init__v   s,   
ðzGimpGradientFile.__init__N)rC   rD   r   rE   )r>   r?   r@   Ú__doc__rW   r   r   r   r   rB   s   s    rB   N)r   r   r   r   r   r   )rX   Ú
__future__r   Úmathr   r   r   r   Útypingr   r   Ú_binaryr
   r   r   r   r   r   r   rP   r   rB   r   r   r   r   Ú<module>   s    


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0