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/*
* Copyright (C) 2020-2023 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 "AppHighlight.h"
#include "AppHighlightRangeData.h"
#include "EventTarget.h"
#include <wtf/Forward.h>
#include <wtf/MonotonicTime.h>
#include <wtf/OptionSet.h>
#include <wtf/RefCounted.h>
#include <wtf/WeakPtr.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
#if ENABLE(APP_HIGHLIGHTS)
class Document;
class FragmentedSharedBuffer;
class StaticRange;
class Highlight;
enum class RestoreWithTextSearch : bool { No, Yes };
enum class ScrollToHighlight : bool { No, Yes };
class AppHighlightStorage final {
WTF_MAKE_FAST_ALLOCATED;
public:
AppHighlightStorage(Document&);
~AppHighlightStorage();
WEBCORE_EXPORT void storeAppHighlight(Ref<StaticRange>&&);
WEBCORE_EXPORT void restoreAndScrollToAppHighlight(Ref<FragmentedSharedBuffer>&&, ScrollToHighlight);
void restoreUnrestoredAppHighlights();
MonotonicTime lastRangeSearchTime() const { return m_timeAtLastRangeSearch; }
void resetLastRangeSearchTime() { m_timeAtLastRangeSearch = MonotonicTime::now(); }
bool hasUnrestoredHighlights() const { return m_unrestoredHighlights.size() || m_unrestoredScrollHighlight; }
private:
bool attemptToRestoreHighlightAndScroll(AppHighlightRangeData&, ScrollToHighlight);
WeakPtr<Document, WeakPtrImplWithEventTargetData> m_document;
MonotonicTime m_timeAtLastRangeSearch;
Vector<AppHighlightRangeData> m_unrestoredHighlights;
std::optional<AppHighlightRangeData> m_unrestoredScrollHighlight;
};
#endif
} // namespace WebCore
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