1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/animation/keyframe.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_object_builder.h"
#include "third_party/blink/renderer/core/animation/effect_model.h"
#include "third_party/blink/renderer/core/animation/invalidatable_interpolation.h"
namespace blink {
Keyframe::PropertySpecificKeyframe::PropertySpecificKeyframe(
double offset,
scoped_refptr<TimingFunction> easing,
EffectModel::CompositeOperation composite)
: offset_(offset), easing_(std::move(easing)), composite_(composite) {
DCHECK(!IsNull(offset));
if (!easing_)
easing_ = LinearTimingFunction::Shared();
}
Interpolation* Keyframe::PropertySpecificKeyframe::CreateInterpolation(
const PropertyHandle& property_handle,
const Keyframe::PropertySpecificKeyframe& end) const {
// const_cast to take refs.
return InvalidatableInterpolation::Create(
property_handle, const_cast<PropertySpecificKeyframe*>(this),
const_cast<PropertySpecificKeyframe*>(&end));
}
void Keyframe::AddKeyframePropertiesToV8Object(
V8ObjectBuilder& object_builder) const {
if (offset_) {
object_builder.Add("offset", offset_.value());
} else {
object_builder.AddNull("offset");
}
object_builder.Add("easing", easing_->ToString());
object_builder.AddString("composite",
EffectModel::CompositeOperationToString(composite_));
}
} // namespace blink
|
