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Custom bg fg colors and css #203

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Custom bg fg colors and css #203

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3012eaf
added ability to provided custom_bg and custom_fg colors
CommanderPho Jan 14, 2023
9a8e274
added `custom_bg`, `custom_fg`, `custom_content_css_dict` parameters …
CommanderPho Jan 14, 2023
201e1d6
chore: auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jan 14, 2023
992e4df
Merge branch 'main' into custom-bg-fg-colors-and-css
ssbarnea Dec 11, 2023
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45 changes: 42 additions & 3 deletions src/ansi2html/converter.py
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Original file line number Diff line number Diff line change
Expand Up @@ -287,6 +287,14 @@ class Ansi2HTMLConverter:
>>> conv = Ansi2HTMLConverter()
>>> ansi = " ".join(sys.stdin.readlines())
>>> html = conv.convert(ansi)

Example with Custom CSS Overrides:

>>> custom_css_content_dict = {'font-family':'"Lucida Console", "Courier New", monospace', 'font-size':'8px'} # produces css like: 'font-family: "Lucida Console", "Courier New", monospace; font-size: 12px;'
>>> conv = Ansi2HTMLConverter(custom_bg='#FFFFFF', custom_fg='#FF0000', custom_content_css_dict=custom_css_content_dict)
>>> ansi = " ".join(sys.stdin.readlines())
>>> html = conv.convert(ansi)

"""

def __init__(
Expand All @@ -302,6 +310,9 @@ def __init__(
output_encoding: str = "utf-8",
scheme: str = "ansi2html",
title: str = "",
custom_bg: Optional[str] = None,
custom_fg: Optional[str] = None,
custom_content_css_dict: Optional[dict] = None,
) -> None:
self.latex = latex
self.inline = inline
Expand All @@ -316,11 +327,22 @@ def __init__(
self.title = title
self._attrs: Attributes
self.hyperref = False
self.custom_bg = custom_bg
self.custom_fg = custom_fg
self.custom_content_css_dict = custom_content_css_dict or {}

if inline:
self.styles = dict(
[
(item.klass.strip("."), item)
for item in get_styles(self.dark_bg, self.line_wrap, self.scheme)
for item in get_styles(
self.dark_bg,
self.line_wrap,
self.scheme,
custom_bg=self.custom_bg,
custom_fg=self.custom_fg,
custom_content_css_dict=self.custom_content_css_dict,
)
]
)

Expand Down Expand Up @@ -631,7 +653,14 @@ def convert(
_template = _latex_template
else:
_template = _html_template
all_styles = get_styles(self.dark_bg, self.line_wrap, self.scheme)
all_styles = get_styles(
self.dark_bg,
self.line_wrap,
self.scheme,
custom_bg=self.custom_bg,
custom_fg=self.custom_fg,
custom_content_css_dict=self.custom_content_css_dict,
)
backgrounds = all_styles[:5]
used_styles = filter(
lambda e: e.klass.lstrip(".") in attrs["styles"], all_styles
Expand All @@ -649,7 +678,17 @@ def convert(
def produce_headers(self) -> str:
return '<style type="text/css">\n%(style)s\n</style>\n' % {
"style": "\n".join(
map(str, get_styles(self.dark_bg, self.line_wrap, self.scheme))
map(
str,
get_styles(
self.dark_bg,
self.line_wrap,
self.scheme,
custom_bg=self.custom_bg,
custom_fg=self.custom_fg,
custom_content_css_dict=self.custom_content_css_dict,
),
)
)
}

Expand Down
11 changes: 9 additions & 2 deletions src/ansi2html/style.py
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Original file line number Diff line number Diff line change
Expand Up @@ -243,16 +243,23 @@ def get_styles(
dark_bg: bool = True,
line_wrap: bool = True,
scheme: str = "ansi2html",
custom_bg=None,
custom_fg=None,
custom_content_css_dict=None,
) -> List[Rule]:
css = [
Rule(
".ansi2html-content",
white_space=("pre", "pre-wrap")[line_wrap],
word_wrap="break-word",
display="inline",
**(custom_content_css_dict or {}),
),
Rule(".body_foreground", color=custom_fg or ("#000000", "#AAAAAA")[dark_bg]),
Rule(
".body_background",
background_color=custom_bg or ("#AAAAAA", "#000000")[dark_bg],
),
Rule(".body_foreground", color=("#000000", "#AAAAAA")[dark_bg]),
Rule(".body_background", background_color=("#AAAAAA", "#000000")[dark_bg]),
Rule(".inv_foreground", color=("#000000", "#AAAAAA")[not dark_bg]),
Rule(".inv_background", background_color=("#AAAAAA", "#000000")[not dark_bg]),
# These effects are "SGR (Select Graphic Rendition) parameters"
Expand Down
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