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implement conversion method from Gecko CounterStylePtr to CounterStyleOrNone

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This commit is contained in:
Daisuke Akatsuka 2017-08-07 13:13:56 +09:00
parent 16704bbaaa
commit 3e40d670dd
2 changed files with 43 additions and 0 deletions
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13
components/style/values/generics/mod.rs
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@ -50,6 +50,19 @@ impl SymbolsType {
SymbolsType::Fixed => structs::NS_STYLE_COUNTER_SYSTEM_FIXED as u8,
}
}
/// Convert Gecko value to symbol type.
pub fn from_gecko_keyword(gecko_value: u32) -> SymbolsType {
use gecko_bindings::structs;
match gecko_value {
structs::NS_STYLE_COUNTER_SYSTEM_CYCLIC => SymbolsType::Cyclic,
structs::NS_STYLE_COUNTER_SYSTEM_NUMERIC => SymbolsType::Numeric,
structs::NS_STYLE_COUNTER_SYSTEM_ALPHABETIC => SymbolsType::Alphabetic,
structs::NS_STYLE_COUNTER_SYSTEM_SYMBOLIC => SymbolsType::Symbolic,
structs::NS_STYLE_COUNTER_SYSTEM_FIXED => SymbolsType::Fixed,
x => panic!("Unexpected value for symbol type {}", x)
}
}
}
/// https://drafts.csswg.org/css-counter-styles/#typedef-counter-style