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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/padding_top.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/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* PaddingTop::ParseSingleValue(
CSSParserTokenRange& range,
const CSSParserContext& context,
const CSSParserLocalContext&) const {
return ConsumeLengthOrPercent(
range, context.Mode(), kValueRangeNonNegative,
CSSPropertyParserHelpers::UnitlessQuirk::kAllow);
}
bool PaddingTop::IsLayoutDependent(const ComputedStyle* style,
LayoutObject* layout_object) const {
return layout_object && layout_object->IsBox() &&
(!style || !style->PaddingTop().IsFixed());
}
const CSSValue* PaddingTop::CSSValueFromComputedStyleInternal(
const ComputedStyle& style,
const SVGComputedStyle&,
const LayoutObject* layout_object,
Node* styled_node,
bool allow_visited_style) const {
const Length& padding_top = style.PaddingTop();
if (padding_top.IsFixed() || !layout_object || !layout_object->IsBox()) {
return ComputedStyleUtils::ZoomAdjustedPixelValueForLength(padding_top,
style);
}
return ZoomAdjustedPixelValue(
ToLayoutBox(layout_object)->ComputedCSSPaddingTop(), style);
}
} // namespace CSSLonghand
} // namespace blink
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