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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 � � �@ � � i i i i r r i?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 rf r r r r z s4
�*zStyle.__init__)r c C s t S )zCCreate an 'null' style, equivalent to Style(), but more performant.)�
NULL_STYLE)�clsr r r �null� s z
Style.null)r` ra r c C sV | � t�}d|_d|_||_||_d|_d|_d|_d|_ d|_
|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.
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zStyle.from_color)rc r c C sj | � t�}d|_d|_d|_d|_d|_d|_d|_t |�|_
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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 |dkr 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> s z Style.on.<locals>.<dictcomp>)�update�itemsrv )rq rc rw 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
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not blink2ri rP z not reverserj rQ z not concealrk rR z
not strikei i rS znot underline2i rT z not framei rU z not encirclei 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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Style.__str__c C s | j S )z;A Style is false if it has no attributes, colors, or links.)r0 )r r r r �__bool__K s zStyle.__bool__)� color_systemr c C s> | j dk�r8g }|j}| j}| j| j@ }|r�|d@ r@||d � |d@ rT||d � |d@ rh||d � |d@ r|||d � |d@ r�x*tdd �D ] }|d|> @ r�||| � q�W |d
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�� d� |�| _ | j S )z�Generate ANSI codes for this style.
Args:
color_system (ColorSystem): Color system.
Returns:
str: String containing codes.
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r, |�� �� S X dS )z�Normalize a style definition so that styles with the same effect have the same string
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style (str): A style definition.
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str: Normal form of style definition.
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d fV d| jd fV | jr�d| jfV d S )Nr` ra rK rJ rL rM rN rO rP rQ rR rS rT rU rb rc )r` ra rK rJ rL rM rN rO rP rQ rR rS rT rU rb r1 rc )r r r r �
__rich_repr__� s" zStyle.__rich_repr__)�otherr c C s t |t�stS | �� |�� kS )N)rd r �NotImplemented�__hash__)r r� r r r �__eq__� s
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z Style.__ne__c C s8 | j d k r| j S t| j| j| j| j| j| jf�| _ | j S )N)r/ ro r- r. r$ r# r2 r1 )r r r r r� � s
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 dkp| j jS )z6Check if the style specified a transparent background.N)ra Z
is_default)r 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 dkri 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 rl 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� rr �STYLE_ATTRIBUTES�iter�splitr� �nextr r� r re r �getr )
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�|�S )zGet a CSS style rule.Ng �?zcolor: ztext-decoration-color: F)r� 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� �cssr� r` ra r� Z theme_colorr r r �get_html_style3 s:
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.
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)r� rn r� )rq r� � iter_stylesr r r �combineX s
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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� rn r� )rq 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 i?B rl F)r0 rp rs r r4 r5 r- r. r$ r# r2 r r3 r/ r1 )r rt r r r �copyr s
z
Style.copyrj c C sh | j r
tS | �t�}| j|_| j|_| j|_| j|_| j|_| j |_ d|_
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Returns:
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Nrl F)r0 rp rs r r4 r5 r- r. r$ r# r2 r3 r/ r1 )r rt 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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Args:
link (str, optional): New value for link. Defaults to None.
Returns:
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r i?B rl NF)rs r r4 r5 r- r. r$ r# r2 r r3 r/ r0 r1 )r rb rt r r r � update_link� s
zStyle.update_linkrl F)r� �legacy_windows)�textr� r� r c C sd |r |dkr|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� �attrs�renderedr r r �render� s
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t | �}tj�| �|�� d�� dS )z�Write text with style directly to terminal.
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r �__annotations__r+ r, �bytesr* r� r� r rm r r r � classmethodrr ru rv 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� re r r� r r� r� r� r� r� Z TRUECOLORr� r� r� r� r r r r r s
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default_styler c C s |g| _ d S )N)r� )r r� r r r r s zStyleStack.__init__)r 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.current)rt r c C s | j �| j d | � dS )z}Push a new style on to the stack.
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r� N)r� r� )r rt 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� �pop)r r r r r� s
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r& r' r( r) r* r rm r� r� r r� r� r� r r r r r� � s r� )$r� � functoolsr �marshalr r �randomr �typingr r r r r
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