AbstractRange.h   [plain text]

/*
 * Copyright (C) 2020 Apple Inc. All rights reserved.
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 *
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 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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#pragma once

#include <wtf/Optional.h>
#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>&);
Optional<SimpleRange> makeSimpleRange(const AbstractRange*);
Optional<SimpleRange> makeSimpleRange(const RefPtr<AbstractRange>&);

}