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// Copyright 2020 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/animation_utils.h"
#include "third_party/blink/renderer/core/css/properties/computed_style_utils.h"
#include "third_party/blink/renderer/core/css/properties/css_property_ref.h"
#include "third_party/blink/renderer/core/css/resolver/style_resolver.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
namespace blink {
const CSSValue* AnimationUtils::KeyframeValueFromComputedStyle(
const PropertyHandle& property,
const ComputedStyle& style,
const Document& document,
const LayoutObject* layout_object) {
if (property.IsCSSCustomProperty()) {
// Holds registration and creates temporary CSSProperty.
CSSPropertyRef custom_ref(property.GetCSSPropertyName(), document);
return ComputedStyleUtils::ComputedPropertyValue(custom_ref.GetProperty(),
style, layout_object);
}
return ComputedStyleUtils::ComputedPropertyValue(property.GetCSSProperty(),
style, layout_object);
}
void AnimationUtils::ForEachInterpolatedPropertyValue(
Element* target,
const PropertyHandleSet& properties,
ActiveInterpolationsMap& interpolations,
base::RepeatingCallback<void(PropertyHandle, const CSSValue*)> callback) {
if (!target)
return;
StyleResolver& resolver = target->GetDocument().GetStyleResolver();
scoped_refptr<ComputedStyle> style =
resolver.StyleForInterpolations(*target, interpolations);
for (const auto& property : properties) {
if (!property.IsCSSProperty())
continue;
const CSSValue* value = KeyframeValueFromComputedStyle(
property, *style, target->GetDocument(), target->GetLayoutObject());
if (!value)
continue;
callback.Run(property, value);
}
}
} // namespace blink
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