68 lines
2.6 KiB
C++
68 lines
2.6 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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*
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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 "FontTaggedSettings.h"
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#include <wtf/text/AtomString.h>
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namespace WebCore {
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class Font;
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class FontDescription;
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class FontLoadRequest;
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struct FontSelectionSpecifiedCapabilities;
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class FontLoadRequestClient {
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public:
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virtual ~FontLoadRequestClient() = default;
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virtual void fontLoaded(FontLoadRequest&) { }
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};
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class FontLoadRequest {
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public:
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virtual ~FontLoadRequest() = default;
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virtual const URL& url() const = 0;
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virtual bool isPending() const = 0;
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virtual bool isLoading() const = 0;
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virtual bool errorOccurred() const = 0;
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virtual bool ensureCustomFontData(const AtomString& remoteURI) = 0;
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virtual RefPtr<Font> createFont(const FontDescription&, const AtomString& remoteURI, bool syntheticBold, bool syntheticItalic, const FontFeatureSettings&, FontSelectionSpecifiedCapabilities) = 0;
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virtual void setClient(FontLoadRequestClient*) = 0;
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virtual bool isCachedFontLoadRequest() const { return false; }
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virtual bool isWorkerFontLoadRequest() const { return false; }
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};
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} // namespace WebCore
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#define SPECIALIZE_TYPE_TRAITS_FONTLOADREQUEST(ToValueTypeName, predicate) \
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SPECIALIZE_TYPE_TRAITS_BEGIN(ToValueTypeName) \
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static bool isType(const WebCore::FontLoadRequest& request) { return request.predicate; } \
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SPECIALIZE_TYPE_TRAITS_END()
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