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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/webkit_text_emphasis_style.h"
#include "third_party/blink/renderer/core/css/css_primitive_value_mappings.h"
#include "third_party/blink/renderer/core/css/css_string_value.h"
#include "third_party/blink/renderer/core/css/css_value_list.h"
#include "third_party/blink/renderer/core/css/parser/css_property_parser_helpers.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
namespace blink {
namespace CSSLonghand {
const CSSValue* WebkitTextEmphasisStyle::ParseSingleValue(
CSSParserTokenRange& range,
const CSSParserContext& context,
const CSSParserLocalContext&) const {
CSSValueID id = range.Peek().Id();
if (id == CSSValueNone)
return CSSPropertyParserHelpers::ConsumeIdent(range);
if (CSSValue* text_emphasis_style =
CSSPropertyParserHelpers::ConsumeString(range))
return text_emphasis_style;
CSSIdentifierValue* fill =
CSSPropertyParserHelpers::ConsumeIdent<CSSValueFilled, CSSValueOpen>(
range);
CSSIdentifierValue* shape =
CSSPropertyParserHelpers::ConsumeIdent<CSSValueDot, CSSValueCircle,
CSSValueDoubleCircle,
CSSValueTriangle, CSSValueSesame>(
range);
if (!fill) {
fill = CSSPropertyParserHelpers::ConsumeIdent<CSSValueFilled, CSSValueOpen>(
range);
}
if (fill && shape) {
CSSValueList* parsed_values = CSSValueList::CreateSpaceSeparated();
parsed_values->Append(*fill);
parsed_values->Append(*shape);
return parsed_values;
}
if (fill)
return fill;
if (shape)
return shape;
return nullptr;
}
const CSSValue* WebkitTextEmphasisStyle::CSSValueFromComputedStyleInternal(
const ComputedStyle& style,
const SVGComputedStyle&,
const LayoutObject*,
Node* styled_node,
bool allow_visited_style) const {
switch (style.GetTextEmphasisMark()) {
case TextEmphasisMark::kNone:
return CSSIdentifierValue::Create(CSSValueNone);
case TextEmphasisMark::kCustom:
return CSSStringValue::Create(style.TextEmphasisCustomMark());
case TextEmphasisMark::kAuto:
NOTREACHED();
FALLTHROUGH;
case TextEmphasisMark::kDot:
case TextEmphasisMark::kCircle:
case TextEmphasisMark::kDoubleCircle:
case TextEmphasisMark::kTriangle:
case TextEmphasisMark::kSesame: {
CSSValueList* list = CSSValueList::CreateSpaceSeparated();
list->Append(*CSSIdentifierValue::Create(style.GetTextEmphasisFill()));
list->Append(*CSSIdentifierValue::Create(style.GetTextEmphasisMark()));
return list;
}
}
NOTREACHED();
return nullptr;
}
void WebkitTextEmphasisStyle::ApplyInitial(StyleResolverState& state) const {
state.Style()->SetTextEmphasisFill(
ComputedStyleInitialValues::InitialTextEmphasisFill());
state.Style()->SetTextEmphasisMark(
ComputedStyleInitialValues::InitialTextEmphasisMark());
state.Style()->SetTextEmphasisCustomMark(
ComputedStyleInitialValues::InitialTextEmphasisCustomMark());
}
void WebkitTextEmphasisStyle::ApplyInherit(StyleResolverState& state) const {
state.Style()->SetTextEmphasisFill(
state.ParentStyle()->GetTextEmphasisFill());
state.Style()->SetTextEmphasisMark(
state.ParentStyle()->GetTextEmphasisMark());
state.Style()->SetTextEmphasisCustomMark(
state.ParentStyle()->TextEmphasisCustomMark());
}
void WebkitTextEmphasisStyle::ApplyValue(StyleResolverState& state,
const CSSValue& value) const {
if (value.IsValueList()) {
const CSSValueList& list = ToCSSValueList(value);
DCHECK_EQ(list.length(), 2U);
for (unsigned i = 0; i < 2; ++i) {
const CSSIdentifierValue& value = ToCSSIdentifierValue(list.Item(i));
if (value.GetValueID() == CSSValueFilled ||
value.GetValueID() == CSSValueOpen)
state.Style()->SetTextEmphasisFill(value.ConvertTo<TextEmphasisFill>());
else
state.Style()->SetTextEmphasisMark(value.ConvertTo<TextEmphasisMark>());
}
state.Style()->SetTextEmphasisCustomMark(g_null_atom);
return;
}
if (value.IsStringValue()) {
state.Style()->SetTextEmphasisFill(TextEmphasisFill::kFilled);
state.Style()->SetTextEmphasisMark(TextEmphasisMark::kCustom);
state.Style()->SetTextEmphasisCustomMark(
AtomicString(ToCSSStringValue(value).Value()));
return;
}
const CSSIdentifierValue& identifier_value = ToCSSIdentifierValue(value);
state.Style()->SetTextEmphasisCustomMark(g_null_atom);
if (identifier_value.GetValueID() == CSSValueFilled ||
identifier_value.GetValueID() == CSSValueOpen) {
state.Style()->SetTextEmphasisFill(
identifier_value.ConvertTo<TextEmphasisFill>());
state.Style()->SetTextEmphasisMark(TextEmphasisMark::kAuto);
} else {
state.Style()->SetTextEmphasisFill(TextEmphasisFill::kFilled);
state.Style()->SetTextEmphasisMark(
identifier_value.ConvertTo<TextEmphasisMark>());
}
}
} // namespace CSSLonghand
} // namespace blink
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