o
    6d                     @   sz   d dl Z ddlmZmZmZmZ G dd dZdd Zdd	 Zd
d Z	dddZ
dddZdddZdddZdd ZdS )    N   )GimpGradientFileGimpPaletteFile
ImageColorPaletteFilec                   @   s|   e Zd ZdZdddZedd Zejdd Zed	d
 Zejdd
 Zdd Z	dd Z
dd ZeZdddZdd ZdS )ImagePalettea  
    Color palette for palette mapped images

    :param mode: The mode to use for the palette. See:
        :ref:`concept-modes`. Defaults to "RGB"
    :param palette: An optional palette. If given, it must be a bytearray,
        an array or a list of ints between 0-255. The list must consist of
        all channels for one color followed by the next color (e.g. RGBRGBRGB).
        Defaults to an empty palette.
    RGBNc                 C   s"   || _ d | _|p
t | _d | _d S N)moderawmode	bytearraypalettedirty)selfr
   r    r   gC:\Users\jesus\OneDrive\Desktop\erpjis_fastapi\backend\jisbackend\Lib\site-packages\PIL/ImagePalette.py__init__$   s   
zImagePalette.__init__c                 C   s   | j S r	   )_paletter   r   r   r   r   *   s   zImagePalette.palettec                 C   s   d | _ || _d S r	   )_colorsr   )r   r   r   r   r   r   .   s   
c                 C   sh   | j d u r1t| j}i | _ tdt| j|D ]}t| j|||  }|| j v r)q|| | j |< q| j S )Nr   )r   lenr
   ranger   tuple)r   Zmode_lenicolorr   r   r   colors3   s   


zImagePalette.colorsc                 C   s
   || _ d S r	   )r   )r   r   r   r   r   r   ?   s   
c                 C   s<   t  }| j|_| j|_| jd ur| jd d  |_| j|_|S r	   )r   r
   r   r   r   )r   newr   r   r   copyC   s   
zImagePalette.copyc                 C   s    | j r	| j | jfS | j|  fS )z
        Get palette contents in format suitable for the low-level
        ``im.putpalette`` primitive.

        .. warning:: This method is experimental.
        )r   r   r
   tobytesr   r   r   r   getdataN   s   zImagePalette.getdatac                 C   s:   | j r	d}t|t| jtr| jS td| j}| S )zUConvert palette to bytes.

        .. warning:: This method is experimental.
        !palette contains raw palette dataB)r   
ValueError
isinstancer   bytesarrayr   )r   msgZarrr   r   r   r   Y   s   zImagePalette.tobytesc           	   
   C   s  | j r	d}t|t|tr| jdkr,t|dkr+|d dkr%d}t||dd }n| jdkr;t|dkr;|d	7 }z| j| W S  ty } zt| jt	sUt	| j| _
t| jd }d
}|rl|jd|jdf}||v rx|d7 }||v sp|dkr|rttt| D ]\}}|dkr||vr|} nq|dkrd}t|||| j|< |d t| jk r| jd|d  t| | j|d d d  | _
n	|  j
t|7  _
d| _|W  Y d}~S d}~ww dt| }t|)zgGiven an rgb tuple, allocate palette entry.

        .. warning:: This method is experimental.
        r    r            z/cannot add non-opaque RGBA color to RGB paletteNZRGBA)r)   r   
backgroundZtransparencyr      r   z$cannot allocate more than 256 colorszunknown color specifier: )r   r"   r#   r   r
   r   r   KeyErrorr   r   r   infogetreversedlist	enumerateZ	histogramr$   r   repr)	r   r   imager&   eindexZspecial_colorsr   countr   r   r   getcolori   sj   






#zImagePalette.getcolorc              
   C   s   | j r	d}t|t|trt|d}|d |d| j d tdD ]<}||  t|t| j |d t| j D ]}z|d| j	|   W q? t
y\   |d	 Y q?w |d q&|  d
S )zVSave palette to text file.

        .. warning:: This method is experimental.
        r    wz
# Palette
z# Mode: 
r+   r    z 0N)r   r"   r#   stropenwriter
   r   r   r   
IndexErrorclose)r   fpr&   r   jr   r   r   save   s"   


&zImagePalette.save)r   Nr	   )__name__
__module____qualname____doc__r   propertyr   setterr   r   r   r   tostringr7   rB   r   r   r   r   r      s"    





:r   c                 C   s   t  }| |_||_d|_|S )Nr   )r   r   r   r   )r   datar   r   r   r   raw   s
   rK   c                 C   s4   g }| dkrt dD ]}||| d  q
|S t)Nr   r+   r)   )r   appendNotImplementedError)blackwhitelutr   r   r   r   make_linear_lut   s   rQ   c                 C   s4   g }t dD ]}|t|d |  d d  q|S )Nr+   g     o@g      ?)r   rL   int)exprP   r   r   r   r   make_gamma_lut   s    rT   r   c                    s4   t tdt  }|  t  fdd|D S )Nr+   c                       g | ]}|t   qS r   r   .0r   r
   r   r   
<listcomp>       znegative.<locals>.<listcomp>)r0   r   r   reverser   r
   r   r   rY   r   negative   s   r^   c                 C   s@   ddl m} g }tdt|  D ]
}||dd qt| |S )Nr   )randintr+   r)   )randomr_   r   r   rL   r   )r
   r_   r   r   r   r   r   r`      s
   
r`   #fff0c0c                    s0   dd t | D  td fddtdD S )Nc                 S   s   g | ]}t d |qS )r   )rQ   )rX   Zbandr   r   r   rZ      s    zsepia.<locals>.<listcomp>r   c                    s    g | ]} |d   |d   qS )r(   r   rW   Zbandsr   r   rZ      s     i   )r   Zgetrgbr   r   )rO   r   rb   r   sepia   s   rc   c                    s,   t tdt  }t  fdd|D S )Nr+   c                    rU   r   rV   rW   rY   r   r   rZ      r[   zwedge.<locals>.<listcomp>)r0   r   r   r   r]   r   rY   r   wedge   s   rd   c                 C   s   t | d7}tjtjtjfD ]}z|d || }|r!W  nW q ttfy-   Y qw d}t|W d    |S 1 s?w   Y  |S )Nrbr   zcannot load palette)	r<   r   r   r   seekZ
getpaletteSyntaxErrorr"   OSError)filenamer@   ZpaletteHandlerrP   r&   r   r   r   load   s*   

rj   )r   )ra   )r%    r   r   r   r   r   rK   rQ   rT   r^   r`   rc   rd   rj   r   r   r   r   <module>   s    '



	
