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// Copyright 2017 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/css/properties/longhands/margin_left.h"
#include "third_party/blink/renderer/core/css/parser/css_parser_context.h"
#include "third_party/blink/renderer/core/css/parser/css_property_parser_helpers.h"
#include "third_party/blink/renderer/core/css/properties/computed_style_utils.h"
#include "third_party/blink/renderer/core/css/properties/css_parsing_utils.h"
#include "third_party/blink/renderer/core/layout/layout_box.h"
#include "third_party/blink/renderer/core/layout/layout_object.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
namespace blink {
namespace CSSLonghand {
const CSSValue* MarginLeft::ParseSingleValue(
CSSParserTokenRange& range,
const CSSParserContext& context,
const CSSParserLocalContext&) const {
return CSSParsingUtils::ConsumeMarginOrOffset(
range, context.Mode(), CSSPropertyParserHelpers::UnitlessQuirk::kAllow);
}
bool MarginLeft::IsLayoutDependent(const ComputedStyle* style,
LayoutObject* layout_object) const {
return layout_object && layout_object->IsBox() &&
(!style || !style->MarginLeft().IsFixed());
}
const CSSValue* MarginLeft::CSSValueFromComputedStyleInternal(
const ComputedStyle& style,
const SVGComputedStyle&,
const LayoutObject* layout_object,
Node* styled_node,
bool allow_visited_style) const {
const Length& margin_left = style.MarginLeft();
if (margin_left.IsFixed() || !layout_object || !layout_object->IsBox()) {
return ComputedStyleUtils::ZoomAdjustedPixelValueForLength(margin_left,
style);
}
return ZoomAdjustedPixelValue(ToLayoutBox(layout_object)->MarginLeft(),
style);
}
} // namespace CSSLonghand
} // namespace blink
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