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A terminal style consists of a color (`color`), a background color (`bgcolor`), and a number of attributes, such
as bold, italic etc. The attributes have 3 states: they can either be on
(``True``), off (``False``), or not set (``None``).
Args:
color (Union[Color, str], optional): Color of terminal text. Defaults to None.
bgcolor (Union[Color, str], optional): Color of terminal background. Defaults to None.
bold (bool, optional): Enable bold text. Defaults to None.
dim (bool, optional): Enable dim text. Defaults to None.
italic (bool, optional): Enable italic text. Defaults to None.
underline (bool, optional): Enable underlined text. Defaults to None.
blink (bool, optional): Enabled blinking text. Defaults to None.
blink2 (bool, optional): Enable fast blinking text. Defaults to None.
reverse (bool, optional): Enabled reverse text. Defaults to None.
conceal (bool, optional): Enable concealed text. Defaults to None.
strike (bool, optional): Enable strikethrough text. Defaults to None.
underline2 (bool, optional): Enable doubly underlined text. Defaults to None.
frame (bool, optional): Enable framed text. Defaults to None.
encircle (bool, optional): Enable encircled text. Defaults to None.
overline (bool, optional): Enable overlined text. Defaults to None.
link (str, link): Link URL. Defaults to None.
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isinstancer �parse)r` r r r � _make_color� s z#Style.__init__.<locals>._make_colorr? rA rE � � �@ � � � � � � r r �?B � )r4 r5 r r �strr- r. �sumr# r$ r2 r r1 r �hashr3 r/ r0 )r r` ra rK rJ rL rM rN rO rP rQ rR rS rT rU rV rb rc rg r r r r z s\
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���&�zStyle.__init__�r c C s t S )zCCreate an 'null' style, equivalent to Style(), but more performant.)�
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|pF| |_ d|_ |S )a Create a new style with colors and no attributes.
Returns:
color (Optional[Color]): A (foreground) color, or None for no color. Defaults to None.
bgcolor (Optional[Color]): A (background) color, or None for no color. Defaults to None.
Nr rr )
�__new__r r4 r5 r- r. r# r$ r2 r3 r1 r0 r/ )rx r` ra �styler r r �
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d|_| |_|S )z�Create a new style with meta data.
Returns:
meta (Optional[Dict[str, Any]]): A dictionary of meta data. Defaults to None.
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zStyle.from_meta)rc �handlersr c K s2 |du r i n|}|� dd� |�� D �� | �|�S )a� Create a blank style with meta information.
Example:
style = Style.on(click=self.on_click)
Args:
meta (Optional[Dict[str, Any]], optional): An optional dict of meta information.
**handlers (Any): Keyword arguments are translated in to handlers.
Returns:
Style: A Style with meta information attached.
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<dictcomp> � z Style.on.<locals>.<dictcomp>)�update�itemsr} )rx rc r~ r r r �on� s zStyle.onr r r? r@ rA rB rC rD rE rF rG rH rI c C s | j S )z+Get a link id, used in ansi code for links.)r3 �r r r r �link_id s z
Style.link_idc C s | j du �rg }|j}| j}|d@ r�|d@ r>|| jr8dnd� |d@ rX|| jrRdnd� |d @ rr|| jrld
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not underline�� rh rN z not blinkri rO z
not blink2rj rP z not reverserk rQ z not concealrl rR z
not strike� rm rS znot underline2rn rT z not framero rU z not encirclerp rV z not overliner� rb � �none)r5 �appendr# rK rJ rL rM rN rO rP rQ rR rS rT rU rV r- �namer. r2 �join)r �
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�� d� |�| _ | j S )z�Generate ANSI codes for this style.
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color_system (ColorSystem): Color system.
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str: String containing codes.
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__rich_repr__� s" zStyle.__rich_repr__)�otherr c C s t |t�stS | �� |�� kS rd �re r �NotImplemented�__hash__�r r� r r r �__eq__� s
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zStyle.__hash__c C s | j S )z.The foreground color or None if it is not set.)r- r� r r r r` � s z Style.colorc C s | j S )z.The background color or None if it is not set.)r. r� r r r ra � s z
Style.bgcolorc C s | j S )zLink text, if set.)r2 r� r r r rb � s z
Style.linkc C s | j du p| j jS )z6Check if the style specified a transparent background.N)ra Z
is_defaultr� r r r �transparent_background� s z Style.transparent_backgroundc C s t | jd�S )z A Style with background only.)ra )r ra r� r r r �background_style� s zStyle.background_stylec C s& | j du ri S ttttf t| j ��S )z=Get meta information (can not be changed after construction).N)r1 r
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f |||d�|��} | S )a Parse a style definition.
Args:
style_definition (str): A string containing a style.
Raises:
errors.StyleSyntaxError: If the style definition syntax is invalid.
Returns:
`Style`: A Style instance.
r� Nr� rr zcolor expected after 'on'zunable to parse z as background color; �notz,expected style attribute after 'not', found Frb zURL expected after 'link'Tz as color; )r` ra rb )r� ry �STYLE_ATTRIBUTES�iter�splitr� �nextr r� r rf r �getr )
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�|�S )zGet a CSS style rule.Ng �?zcolor: ztext-decoration-color: Fr� zbackground-color: zfont-weight: boldzfont-style: italicztext-decoration: underlinez text-decoration: line-throughztext-decoration: overlinez; )r r� r` ra rP rJ �foreground_colorZ
get_truecolorr Z from_tripletr Zbackground_color�hexrK rL rM rR rV r� )r r� Zcssr� r` ra r� Z theme_colorr r r �get_html_style3 s>
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zStyle.get_html_style)�stylesr c C s t |�}t|t|��S )z�Combine styles and get result.
Args:
styles (Iterable[Style]): Styles to combine.
Returns:
Style: A new style instance.
�r� rt r� �rx r� Z iter_stylesr r r �combineX s
z
Style.combinec G s t |�}t|t|��S )z�Combine styles from positional argument in to a single style.
Args:
*styles (Iterable[Style]): Styles to combine.
Returns:
Style: A new style instance.
r� r� r r r �chaine s
z Style.chainc C s~ | j r
tS | �t�}| j|_| j|_| j|_| j|_| j|_| j |_ | j
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d|_ | j|_|S )zwGet a copy of this style.
Returns:
Style: A new Style instance with identical attributes.
r rq rr F)r0 rw rz r r4 r5 r- r. r$ r# r2 r r3 r/ r1 r� r r r �copyr s
z
Style.copyrk c C sh | j r
tS | �t�}| j|_| j|_| j|_| j|_| j|_| j |_ d|_
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|S )z�Get a copy of this style with link and meta information removed.
Returns:
Style: New style object.
Nrr F)r0 rw rz r r4 r5 r- r. r$ r# r2 r3 r/ r1 r� r r r �clear_meta_and_links� s
zStyle.clear_meta_and_links)rb r c C sn | � t�}| j|_| j|_| j|_| j|_| j|_| j|_||_|rPt dd�� nd|_
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|S )z�Get a copy with a different value for link.
Args:
link (str, optional): New value for link. Defaults to None.
Returns:
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r rq rr NF)rz r r4 r5 r- r. r$ r# r2 r r3 r/ r0 r1 )r rb r{ r r r � update_link� s
zStyle.update_linkrr F)r� �legacy_windows)�textr� r� r c C sd |r |du r|S | j p | �|�}|r6d|� d|� d�n|}| jr`|s`d| j� d| j� d|� d�}|S ) aD Render the ANSI codes for the style.
Args:
text (str, optional): A string to style. Defaults to "".
color_system (Optional[ColorSystem], optional): Color system to render to. Defaults to ColorSystem.TRUECOLOR.
Returns:
str: A string containing ANSI style codes.
Nz[�mz[0mz]8;id=r� z\z]8;;\)r4 r� r2 r3 )r r� r� r� �attrsZrenderedr r r �render� s
�z Style.render)r� r c C s( |p
t | �}tj�| �|�� d�� dS )z�Write text with style directly to terminal.
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r �__annotations__r+ r, �bytesr* r� r� r rs r r r � classmethodry r| r} r� r rK rJ rL rM rN rO rP rQ rR rS rT rU rV �propertyr� r� r� r r� r r� � StyleTyper� r r� r� r� r� r` ra rb r� r� rc r� rf r r� r r� r� r� r� r� Z TRUECOLORr� r� r� r� r r r r r sD
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StyleStackzA stack of styles.�_stackr N)�
default_styler c C s |g| _ d S rd �r� )r r� r r r r s zStyleStack.__init__rv c C s d| j �d�S )Nz <stylestack �>r� r� r r r �__repr__ s zStyleStack.__repr__c C s
| j d S )z&Get the Style at the top of the stack.���r� r� r r r �current s zStyleStack.currentr� c C s | j �| j d | � dS )z}Push a new style on to the stack.
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style (Style): New style to combine with current style.
r� N)r� r� r� r r r �push
s zStyleStack.pushc C s | j �� | j d S )z}Pop last style and discard.
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r� )r� �popr� r r r r� s
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