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Factor out Gecko-specific color keywords.

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This commit is contained in:
Xidorn Quan 2017-06-08 10:42:22 +10:00
parent b7d8fd0ff5
commit f3610d2724
1 changed files with 24 additions and 29 deletions
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53
components/style/values/specified/color.rs
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@ -37,6 +37,14 @@ mod gecko {
use std::fmt;
use style_traits::ToCss;
define_css_keyword_enum! { SpecialColorKeyword:
"-moz-default-color" => MozDefaultColor,
"-moz-default-background-color" => MozDefaultBackgroundColor,
"-moz-hyperlinktext" => MozHyperlinktext,
"-moz-activehyperlinktext" => MozActiveHyperlinktext,
"-moz-visitedhyperlinktext" => MozVisitedHyperlinktext,
}
/// Color value including non-standard -moz prefixed values.
#[derive(Clone, Copy, PartialEq, Debug)]
pub enum Color {
@ -46,16 +54,8 @@ mod gecko {
RGBA(RGBA),
/// A system color
System(SystemColor),
/// -moz-default-color
MozDefaultColor,
/// -moz-default-background-color
MozDefaultBackgroundColor,
/// -moz-hyperlinktext
MozHyperlinktext,
/// -moz-activehyperlinktext
MozActiveHyperlinktext,
/// -moz-visitedhyperlinktext
MozVisitedHyperlinktext,
/// A special color keyword value used in Gecko
Special(SpecialColorKeyword),
/// Quirksmode-only rule for inheriting color from the body
InheritFromBodyQuirk,
}
@ -77,16 +77,10 @@ mod gecko {
Ok(value.into())
} else if let Ok(system) = input.try(SystemColor::parse) {
Ok(Color::System(system))
} else if let Ok(special) = input.try(SpecialColorKeyword::parse) {
Ok(Color::Special(special))
} else {
let ident = input.expect_ident()?;
match_ignore_ascii_case! { &ident,
"-moz-default-color" => Ok(Color::MozDefaultColor),
"-moz-default-background-color" => Ok(Color::MozDefaultBackgroundColor),
"-moz-hyperlinktext" => Ok(Color::MozHyperlinktext),
"-moz-activehyperlinktext" => Ok(Color::MozActiveHyperlinktext),
"-moz-visitedhyperlinktext" => Ok(Color::MozVisitedHyperlinktext),
_ => Err(())
}
Err(())
}
}
}
@ -100,11 +94,7 @@ mod gecko {
Color::System(system) => system.to_css(dest),
// Non-standard values:
Color::MozDefaultColor => dest.write_str("-moz-default-color"),
Color::MozDefaultBackgroundColor => dest.write_str("-moz-default-background-color"),
Color::MozHyperlinktext => dest.write_str("-moz-hyperlinktext"),
Color::MozActiveHyperlinktext => dest.write_str("-moz-activehyperlinktext"),
Color::MozVisitedHyperlinktext => dest.write_str("-moz-visitedhyperlinktext"),
Color::Special(special) => special.to_css(dest),
Color::InheritFromBodyQuirk => Ok(()),
}
}
@ -272,11 +262,16 @@ impl ToComputedValue for Color {
Color::RGBA(rgba) => rgba,
Color::System(system) => to_rgba(system.to_computed_value(context)),
Color::CurrentColor => context.inherited_style.get_color().clone_color(),
Color::MozDefaultColor => to_rgba(pres_context.mDefaultColor),
Color::MozDefaultBackgroundColor => to_rgba(pres_context.mBackgroundColor),
Color::MozHyperlinktext => to_rgba(pres_context.mLinkColor),
Color::MozActiveHyperlinktext => to_rgba(pres_context.mActiveLinkColor),
Color::MozVisitedHyperlinktext => to_rgba(pres_context.mVisitedLinkColor),
Color::Special(special) => {
use self::gecko::SpecialColorKeyword as Keyword;
to_rgba(match special {
Keyword::MozDefaultColor => pres_context.mDefaultColor,
Keyword::MozDefaultBackgroundColor => pres_context.mBackgroundColor,
Keyword::MozHyperlinktext => pres_context.mLinkColor,
Keyword::MozActiveHyperlinktext => pres_context.mActiveLinkColor,
Keyword::MozVisitedHyperlinktext => pres_context.mVisitedLinkColor,
})
}
Color::InheritFromBodyQuirk => {
use dom::TElement;
use gecko::wrapper::GeckoElement;