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LibGfx: Factor out #rrggbb Color parsing into its own helper function

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This commit is contained in:
Andrew Kaster 2024-07-22 14:10:16 -06:00
parent 3c5e3eef10
commit cf42bf2bca
Notes: github-actions[bot] 2024-07-31 00:39:35 +00:00 
Author: https://github.com/ADKaster
Commit: https://github.com/LadybirdBrowser/ladybird/commit/cf42bf2bcac
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/821
1 changed files with 53 additions and 49 deletions
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16
Userland/Libraries/LibGfx/Color.cpp
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@ -262,12 +262,8 @@ Optional<Color> Color::from_named_css_color_string(StringView string)
return {};
}
Optional<Color> Color::from_string(StringView string)
static Optional<Color> hex_string_to_color(StringView string)
{
if (string.is_empty())
return {};
if (string[0] == '#') {
auto hex_nibble_to_u8 = [](char nibble) -> Optional<u8> {
if (!isxdigit(nibble))
return {};
@ -315,7 +311,15 @@ Optional<Color> Color::from_string(StringView string)
return {};
return Color(r.value(), g.value(), b.value(), a.value());
}
}
Optional<Color> Color::from_string(StringView string)
{
if (string.is_empty())
return {};
if (string[0] == '#')
return hex_string_to_color(string);
if (string.starts_with("rgb("sv, CaseSensitivity::CaseInsensitive) && string.ends_with(')'))
return parse_rgb_color(string);