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/*
* Copyright (C) 2008-2021 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 "FontCache.h"
#include <wtf/HashMap.h>
#include <wtf/RefCounted.h>
#include <wtf/Vector.h>
namespace WebCore {
class CSSFontSelector;
class FontCreationContext;
class FontDescription;
class FontPaletteValues;
class FontRanges;
class CSSSegmentedFontFace final : public RefCounted<CSSSegmentedFontFace>, public CSSFontFace::Client {
WTF_MAKE_FAST_ALLOCATED;
public:
static Ref<CSSSegmentedFontFace> create()
{
return adoptRef(*new CSSSegmentedFontFace());
}
~CSSSegmentedFontFace();
void appendFontFace(Ref<CSSFontFace>&&);
FontRanges fontRanges(const FontDescription&, const FontPaletteValues&);
Vector<Ref<CSSFontFace>, 1>& constituentFaces() { return m_fontFaces; }
// CSSFontFace::Client needs to be able to be held in a RefPtr.
void ref() final { RefCounted<CSSSegmentedFontFace>::ref(); }
void deref() final { RefCounted<CSSSegmentedFontFace>::deref(); }
private:
CSSSegmentedFontFace();
void fontLoaded(CSSFontFace&) final;
// FIXME: Add support for font-feature-values in the key for this cache.
HashMap<std::tuple<FontDescriptionKey, FontPaletteValues>, FontRanges> m_cache;
Vector<Ref<CSSFontFace>, 1> m_fontFaces;
};
} // namespace WebCore