64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
/*
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* Copyright (C) 2021 Metrological Group B.V.
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* Copyright (C) 2021 Igalia S.L.
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* Copyright (C) 2007, 2008, 2011 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "CachedResourceHandle.h"
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#include "Document.h"
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#include "Timer.h"
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#include <wtf/Vector.h>
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namespace WebCore {
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class CachedFont;
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class DocumentFontLoader {
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WTF_MAKE_FAST_ALLOCATED;
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public:
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DocumentFontLoader(Document&);
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~DocumentFontLoader();
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CachedFont* cachedFont(URL&&, bool, bool, LoadedFromOpaqueSource);
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void beginLoadingFontSoon(CachedFont&);
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void loadPendingFonts();
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void stopLoadingAndClearFonts();
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void suspendFontLoading();
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void resumeFontLoading();
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private:
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void fontLoadingTimerFired();
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Document& m_document;
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Timer m_fontLoadingTimer;
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Vector<CachedResourceHandle<CachedFont>> m_fontsToBeginLoading;
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bool m_isFontLoadingSuspended { false };
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bool m_isStopped { false };
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};
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} // namespace WebCore
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