110 lines
4.0 KiB
C++
110 lines
4.0 KiB
C++
/*
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* Copyright (C) 2007, 2008, 2016 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. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* 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
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* OF THIS 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 "ActiveDOMObject.h"
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#include "CSSFontFace.h"
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#include "CSSPropertyNames.h"
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#include "IDLTypes.h"
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#include <wtf/UniqueRef.h>
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#include <wtf/Variant.h>
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#include <wtf/WeakPtr.h>
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namespace JSC {
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class ArrayBuffer;
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class ArrayBufferView;
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}
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namespace WebCore {
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template<typename IDLType> class DOMPromiseProxyWithResolveCallback;
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class FontFace final : public RefCounted<FontFace>, public CanMakeWeakPtr<FontFace>, public ActiveDOMObject, private CSSFontFace::Client {
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public:
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struct Descriptors {
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String style;
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String weight;
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String stretch;
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String unicodeRange;
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String featureSettings;
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String display;
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};
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using Source = Variant<String, RefPtr<JSC::ArrayBuffer>, RefPtr<JSC::ArrayBufferView>>;
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static Ref<FontFace> create(ScriptExecutionContext&, const String& family, Source&&, const Descriptors&);
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static Ref<FontFace> create(ScriptExecutionContext*, CSSFontFace&);
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virtual ~FontFace();
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ExceptionOr<void> setFamily(ScriptExecutionContext&, const String&);
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ExceptionOr<void> setStyle(ScriptExecutionContext&, const String&);
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ExceptionOr<void> setWeight(ScriptExecutionContext&, const String&);
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ExceptionOr<void> setStretch(ScriptExecutionContext&, const String&);
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ExceptionOr<void> setUnicodeRange(ScriptExecutionContext&, const String&);
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ExceptionOr<void> setFeatureSettings(ScriptExecutionContext&, const String&);
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ExceptionOr<void> setDisplay(ScriptExecutionContext&, const String&);
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String family() const;
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String style() const;
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String weight() const;
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String stretch() const;
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String unicodeRange() const;
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String featureSettings() const;
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String display(ScriptExecutionContext&) const;
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enum class LoadStatus { Unloaded, Loading, Loaded, Error };
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LoadStatus status() const;
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using LoadedPromise = DOMPromiseProxyWithResolveCallback<IDLInterface<FontFace>>;
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LoadedPromise& loadedForBindings();
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LoadedPromise& loadForBindings();
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void adopt(CSSFontFace&);
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CSSFontFace& backing() { return m_backing; }
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void fontStateChanged(CSSFontFace&, CSSFontFace::Status oldState, CSSFontFace::Status newState) final;
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void ref() final { RefCounted::ref(); }
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void deref() final { RefCounted::deref(); }
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private:
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explicit FontFace(CSSFontSelector&);
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explicit FontFace(ScriptExecutionContext*, CSSFontFace&);
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// ActiveDOMObject.
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const char* activeDOMObjectName() const final;
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bool virtualHasPendingActivity() const final;
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// Callback for LoadedPromise.
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FontFace& loadedPromiseResolve();
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void setErrorState();
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Ref<CSSFontFace> m_backing;
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UniqueRef<LoadedPromise> m_loadedPromise;
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bool m_mayLoadedPromiseBeScriptObservable { false };
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};
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}
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