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/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <wtf/RefCounted.h>
namespace WebCore {
class Node;
struct SimpleRange;
class AbstractRange : public RefCounted<AbstractRange> {
public:
virtual ~AbstractRange() = default;
virtual Node& startContainer() const = 0;
virtual unsigned startOffset() const = 0;
virtual Node& endContainer() const = 0;
virtual unsigned endOffset() const = 0;
virtual bool collapsed() const = 0;
virtual bool isLiveRange() const = 0;
};
WEBCORE_EXPORT SimpleRange makeSimpleRange(const AbstractRange&);
SimpleRange makeSimpleRange(const Ref<AbstractRange>&);
std::optional<SimpleRange> makeSimpleRange(const AbstractRange*);
std::optional<SimpleRange> makeSimpleRange(const RefPtr<AbstractRange>&);
}