chromium/src/third_party/blink/renderer/modules/font_access/font_table_map.h

// Copyright 2020 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.

#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_FONT_ACCESS_FONT_TABLE_MAP_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_FONT_ACCESS_FONT_TABLE_MAP_H_

#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/renderer/bindings/core/v8/maplike.h"
#include "third_party/blink/renderer/core/fileapi/blob.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"

namespace blink {

class ScriptState;

class BLINK_EXPORT FontTableMap final : public ScriptWrappable,
                                        public Maplike<String, Member<Blob>> {
  DEFINE_WRAPPERTYPEINFO();

 public:
  using MapType = HeapHashMap<String, Member<Blob>>;

  explicit FontTableMap(const MapType& table_map) : table_map_(table_map) {}

  const MapType& GetHashMap() const { return table_map_; }

  // IDL attributes / methods
  uint32_t size() const { return table_map_.size(); }

  void Trace(Visitor* visitor) const override;

 private:
  PairIterable<String, Member<Blob>>::IterationSource* StartIteration(
      ScriptState*,
      ExceptionState&) override;

  bool GetMapEntry(ScriptState*,
                   const String& key,
                   Member<Blob>&,
                   ExceptionState&) override;

  const MapType table_map_;
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_FONT_ACCESS_FONT_TABLE_MAP_H_