chromium/third_party/blink/renderer/core/css/resolver/style_cascade.h

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_CSS_RESOLVER_STYLE_CASCADE_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_RESOLVER_STYLE_CASCADE_H_

#include "third_party/blink/renderer/core/animation/interpolation.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/css/css_attr_type.h"
#include "third_party/blink/renderer/core/css/css_property_name.h"
#include "third_party/blink/renderer/core/css/css_property_value.h"
#include "third_party/blink/renderer/core/css/parser/css_parser_token.h"
#include "third_party/blink/renderer/core/css/parser/css_parser_token_range.h"
#include "third_party/blink/renderer/core/css/parser/css_tokenizer.h"
#include "third_party/blink/renderer/core/css/properties/css_bitset.h"
#include "third_party/blink/renderer/core/css/properties/css_property.h"
#include "third_party/blink/renderer/core/css/resolver/cascade_filter.h"
#include "third_party/blink/renderer/core/css/resolver/cascade_interpolations.h"
#include "third_party/blink/renderer/core/css/resolver/cascade_map.h"
#include "third_party/blink/renderer/core/css/resolver/cascade_origin.h"
#include "third_party/blink/renderer/core/css/resolver/cascade_priority.h"
#include "third_party/blink/renderer/core/css/resolver/match_result.h"
#include "third_party/blink/renderer/core/frame/web_feature_forward.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_hash_map.h"
#include "third_party/blink/renderer/platform/heap/member.h"
#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
#include "third_party/blink/renderer/platform/wtf/text/text_encoding.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"

namespace blink {

class CascadeInterpolations;
class CascadeResolver;
class CSSAppearanceAutoBaseSelectValuePair;
class CSSMathFunctionValue;
class CSSParserContext;
class CSSParserTokenStream;
class CSSProperty;
class CSSUnparsedDeclarationValue;
class CSSValue;
class CSSVariableData;
class CustomProperty;
class MatchResult;
class StyleResolverState;

namespace cssvalue {

class CSSPendingSubstitutionValue;
class CSSFlipRevertValue;

}  // namespace cssvalue

// StyleCascade analyzes declarations provided by CSS rules and animations,
// and figures out which declarations should be skipped, and which should be
// applied (and in which order).
//
// Usage:
//
//   StyleCascade cascade(state);
//   cascade.MutableMatchResult().AddMatchedProperties(...matched rule...);
//   cascade.MutableMatchResult().AddMatchedProperties(...another rule...);
//   cascade.AddInterpolation(...); // Optional
//   cascade.Apply();
//
// [1] https://drafts.csswg.org/css-cascade/#cascade
class CORE_EXPORT StyleCascade { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_CSS_RESOLVER_STYLE_CASCADE_H_