chromium/third_party/blink/renderer/core/layout/custom/layout_worklet.h

// Copyright 2018 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_LAYOUT_CUSTOM_LAYOUT_WORKLET_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_CUSTOM_LAYOUT_WORKLET_H_

#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/layout/custom/document_layout_definition.h"
#include "third_party/blink/renderer/core/layout/custom/pending_layout_registry.h"
#include "third_party/blink/renderer/core/workers/worklet.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_hash_map.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/supplementable.h"

namespace blink {

class Node;
class LayoutWorkletGlobalScopeProxy;

extern DocumentLayoutDefinition* const kInvalidDocumentLayoutDefinition;

// Manages a layout worklet:
// https://drafts.css-houdini.org/css-layout-api/#dom-css-layoutworklet
//
// Provides access to web developer defined layout classes within multiple
// global scopes.
class CORE_EXPORT LayoutWorklet : public Worklet,
                                  public Supplement<LocalDOMWindow> { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_CUSTOM_LAYOUT_WORKLET_H_