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Add support for background-position in geckolib.

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This commit is contained in:
Cameron McCormack 2016-07-29 16:19:44 +08:00
parent 11ad48f8e3
commit 77e57aab5b
2 changed files with 58 additions and 2 deletions
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34
components/style/gecko_conversions.rs
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@ -8,7 +8,7 @@
use app_units::Au;
use gecko_bindings::structs::nsStyleCoord_CalcValue;
use values::computed::CalcLengthOrPercentage;
use values::computed::{CalcLengthOrPercentage, LengthOrPercentage};
impl From<CalcLengthOrPercentage> for nsStyleCoord_CalcValue {
fn from(other: CalcLengthOrPercentage) -> nsStyleCoord_CalcValue {
@ -34,3 +34,35 @@ impl From<nsStyleCoord_CalcValue> for CalcLengthOrPercentage {
}
}
}
impl From<LengthOrPercentage> for nsStyleCoord_CalcValue {
fn from(other: LengthOrPercentage) -> nsStyleCoord_CalcValue {
match other {
LengthOrPercentage::Length(au) => {
nsStyleCoord_CalcValue {
mLength: au.0,
mPercent: 0.0,
mHasPercent: false,
}
},
LengthOrPercentage::Percentage(pc) => {
nsStyleCoord_CalcValue {
mLength: 0,
mPercent: pc,
mHasPercent: true,
}
},
LengthOrPercentage::Calc(calc) => calc.into(),
}
}
}
impl From<nsStyleCoord_CalcValue> for LengthOrPercentage {
fn from(other: nsStyleCoord_CalcValue) -> LengthOrPercentage {
match (other.mHasPercent, other.mLength) {
(false, _) => LengthOrPercentage::Length(Au(other.mLength)),
(true, 0) => LengthOrPercentage::Percentage(other.mPercent),
_ => LengthOrPercentage::Calc(other.into()),
}
}
}