third_party/blink/renderer/core/testing/static_selection.h

// Copyright 2018 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_CORE_TESTING_STATIC_SELECTION_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_TESTING_STATIC_SELECTION_H_

#include "third_party/blink/renderer/core/editing/forward.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/handle.h"

namespace blink {

class Node;

class StaticSelection final : public ScriptWrappable {
  DEFINE_WRAPPERTYPEINFO();

 public:
  static StaticSelection* FromSelectionInDOMTree(const SelectionInDOMTree&);
  static StaticSelection* FromSelectionInFlatTree(const SelectionInFlatTree&);

  explicit StaticSelection(const SelectionInFlatTree&);
  explicit StaticSelection(const SelectionInDOMTree&);

  Node* anchorNode() const { return anchor_node_; }
  unsigned anchorOffset() const { return anchor_offset_; }
  Node* focusNode() const { return focus_node_; }
  unsigned focusOffset() const { return focus_offset_; }
  bool isCollapsed() const;

  void Trace(blink::Visitor*) override;

 private:
  const Member<Node> anchor_node_;
  const unsigned anchor_offset_;
  const Member<Node> focus_node_;
  const unsigned focus_offset_;

  DISALLOW_COPY_AND_ASSIGN(StaticSelection);
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_TESTING_STATIC_SELECTION_H_