LibWeb: Make ColorStyleValue serialization spec compliant

[CSS Color 4] tells us to use either rgb() or rgba() notation, depending
on the color's alpha value.
This commit is contained in:
Andreas Kling 2021-10-03 17:56:01 +02:00
parent 0d73487204
commit 956968d4b2
Notes: sideshowbarker 2024-07-18 03:08:17 +09:00
2 changed files with 10 additions and 1 deletions

View File

@ -387,4 +387,13 @@ void ImageStyleValue::resource_did_load()
if (m_document && m_document->browsing_context())
m_document->browsing_context()->set_needs_display({});
}
// https://www.w3.org/TR/css-color-4/#serializing-sRGB-values
String ColorStyleValue::to_string() const
{
if (m_color.alpha() == 1)
return String::formatted("rgb({}, {}, {})", m_color.red(), m_color.green(), m_color.blue());
return String::formatted("rgba({}, {}, {}, {})", m_color.red(), m_color.green(), m_color.blue(), (float)(m_color.alpha()) / 255.0f);
}
}

View File

@ -683,7 +683,7 @@ public:
virtual ~ColorStyleValue() override { }
Color color() const { return m_color; }
virtual String to_string() const override { return m_color.to_string(); }
virtual String to_string() const override;
virtual bool has_color() const override { return true; }
virtual Color to_color(Layout::NodeWithStyle const&) const override { return m_color; }