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Add FFI for calling Servo's add and accumulate methods on animation values

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This commit is contained in:
Brian Birtles 2017-06-05 12:05:08 +09:00
parent 34556f7769
commit 6491509f87
2 changed files with 40 additions and 0 deletions
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11
components/style/gecko/generated/bindings.rs
View file

@ -2185,6 +2185,17 @@ extern "C" {
RawServoAnimationValueBorrowed)
-> bool;
}
extern "C" {
pub fn Servo_AnimationValues_Add(a: RawServoAnimationValueBorrowed,
b: RawServoAnimationValueBorrowed)
-> RawServoAnimationValueStrong;
}
extern "C" {
pub fn Servo_AnimationValues_Accumulate(a: RawServoAnimationValueBorrowed,
b: RawServoAnimationValueBorrowed,
count: u64)
-> RawServoAnimationValueStrong;
}
extern "C" {
pub fn Servo_AnimationValues_GetZeroValue(value_to_match:
RawServoAnimationValueBorrowed)

29
ports/geckolib/glue.rs
View file

@ -313,6 +313,35 @@ pub extern "C" fn Servo_AnimationValues_IsInterpolable(from: RawServoAnimationVa
from_value.interpolate(to_value, 0.5).is_ok()
}
#[no_mangle]
pub extern "C" fn Servo_AnimationValues_Add(a: RawServoAnimationValueBorrowed,
b: RawServoAnimationValueBorrowed)
-> RawServoAnimationValueStrong
{
let a_value = AnimationValue::as_arc(&a);
let b_value = AnimationValue::as_arc(&b);
if let Ok(value) = a_value.add(b_value) {
Arc::new(value).into_strong()
} else {
RawServoAnimationValueStrong::null()
}
}
#[no_mangle]
pub extern "C" fn Servo_AnimationValues_Accumulate(a: RawServoAnimationValueBorrowed,
b: RawServoAnimationValueBorrowed,
count: u64)
-> RawServoAnimationValueStrong
{
let a_value = AnimationValue::as_arc(&a);
let b_value = AnimationValue::as_arc(&b);
if let Ok(value) = a_value.accumulate(b_value, count) {
Arc::new(value).into_strong()
} else {
RawServoAnimationValueStrong::null()
}
}
#[no_mangle]
pub extern "C" fn Servo_AnimationValues_GetZeroValue(
value_to_match: RawServoAnimationValueBorrowed)