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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/shorthands/place_self.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/css/properties/longhand.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
#include "third_party/blink/renderer/core/style_property_shorthand.h"
namespace blink {
namespace CSSShorthand {
bool PlaceSelf::ParseShorthand(
bool important,
CSSParserTokenRange& range,
const CSSParserContext& context,
const CSSParserLocalContext& local_context,
HeapVector<CSSPropertyValue, 256>& properties) const {
DCHECK_EQ(shorthandForProperty(CSSPropertyPlaceSelf).length(), 2u);
CSSParserTokenRange range_copy = range;
const CSSValue* align_self_value =
ToLonghand(GetCSSPropertyAlignSelf())
.ParseSingleValue(range, context, local_context);
if (!align_self_value)
return false;
if (range.AtEnd())
range = range_copy;
const CSSValue* justify_self_value =
ToLonghand(GetCSSPropertyJustifySelf())
.ParseSingleValue(range, context, local_context);
if (!justify_self_value || !range.AtEnd())
return false;
DCHECK(align_self_value);
DCHECK(justify_self_value);
CSSPropertyParserHelpers::AddProperty(
CSSPropertyAlignSelf, CSSPropertyPlaceSelf, *align_self_value, important,
CSSPropertyParserHelpers::IsImplicitProperty::kNotImplicit, properties);
CSSPropertyParserHelpers::AddProperty(
CSSPropertyJustifySelf, CSSPropertyPlaceSelf, *justify_self_value,
important, CSSPropertyParserHelpers::IsImplicitProperty::kNotImplicit,
properties);
return true;
}
const CSSValue* PlaceSelf::CSSValueFromComputedStyleInternal(
const ComputedStyle& style,
const SVGComputedStyle&,
const LayoutObject* layout_object,
Node* styled_node,
bool allow_visited_style) const {
// TODO (jfernandez): The spec states that we should return the specified
// value.
return ComputedStyleUtils::ValuesForShorthandProperty(
placeSelfShorthand(), style, layout_object, styled_node,
allow_visited_style);
}
} // namespace CSSShorthand
} // namespace blink
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