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/*
* Copyright (C) 2007, 2008, 2016 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. ``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
* 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 "CSSFontFace.h"
#include "CSSPropertyNames.h"
#include "JSDOMPromise.h"
#include <wtf/Variant.h>
#include <wtf/WeakPtr.h>
namespace JSC {
class ArrayBuffer;
class ArrayBufferView;
}
namespace WebCore {
class FontFace final : public RefCounted<FontFace>, private CSSFontFace::Client {
public:
struct Descriptors {
String style;
String weight;
String stretch;
String unicodeRange;
String variant;
String featureSettings;
};
using Source = Variant<String, RefPtr<JSC::ArrayBuffer>, RefPtr<JSC::ArrayBufferView>>;
static ExceptionOr<Ref<FontFace>> create(Document&, const String& family, Source&&, const Descriptors&);
static Ref<FontFace> create(CSSFontFace&);
virtual ~FontFace();
ExceptionOr<void> setFamily(const String&);
ExceptionOr<void> setStyle(const String&);
ExceptionOr<void> setWeight(const String&);
ExceptionOr<void> setStretch(const String&);
ExceptionOr<void> setUnicodeRange(const String&);
ExceptionOr<void> setVariant(const String&);
ExceptionOr<void> setFeatureSettings(const String&);
String family() const;
String style() const;
String weight() const;
String stretch() const;
String unicodeRange() const;
String variant() const;
String featureSettings() const;
enum class LoadStatus { Unloaded, Loading, Loaded, Error };
LoadStatus status() const;
using Promise = DOMPromise<IDLInterface<FontFace>>;
std::optional<Promise>& promise() { return m_promise; }
void registerLoaded(Promise&&);
void adopt(CSSFontFace&);
void load();
CSSFontFace& backing() { return m_backing; }
static RefPtr<CSSValue> parseString(const String&, CSSPropertyID);
void fontStateChanged(CSSFontFace&, CSSFontFace::Status oldState, CSSFontFace::Status newState) final;
WeakPtr<FontFace> createWeakPtr() const;
void ref() final { RefCounted::ref(); }
void deref() final { RefCounted::deref(); }
private:
explicit FontFace(CSSFontSelector&);
explicit FontFace(CSSFontFace&);
WeakPtrFactory<FontFace> m_weakPtrFactory;
Ref<CSSFontFace> m_backing;
std::optional<Promise> m_promise;
};
}
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