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/*
* Copyright (C) 2007-2022 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 "CSSParserContext.h"
#include "CSSValue.h"
#include "CachedResourceHandle.h"
#include "ResourceLoaderOptions.h"
#include <wtf/Vector.h>
namespace WebCore {
class CachedFont;
class FontLoadRequest;
class SVGFontFaceElement;
class ScriptExecutionContext;
class WeakPtrImplWithEventTargetData;
class CSSFontFaceSrcLocalValue final : public CSSValue {
public:
static Ref<CSSFontFaceSrcLocalValue> create(AtomString fontFaceName);
~CSSFontFaceSrcLocalValue();
bool isEmpty() const { return m_fontFaceName.isEmpty(); }
const AtomString& fontFaceName() const { return m_fontFaceName; }
SVGFontFaceElement* svgFontFaceElement() const;
void setSVGFontFaceElement(SVGFontFaceElement&);
String customCSSText() const;
bool equals(const CSSFontFaceSrcLocalValue&) const;
private:
explicit CSSFontFaceSrcLocalValue(AtomString&&);
AtomString m_fontFaceName;
WeakPtr<SVGFontFaceElement, WeakPtrImplWithEventTargetData> m_element;
};
enum class FontTechnology : uint8_t {
ColorColrv0,
ColorColrv1,
ColorCbdt,
ColorSbix,
ColorSvg,
FeaturesAat,
FeaturesGraphite,
FeaturesOpentype,
Incremental,
Palettes,
Variations,
// Reserved for invalid conversion result.
Invalid
};
inline ASCIILiteral cssTextFromFontTech(FontTechnology tech)
{
switch (tech) {
case FontTechnology::ColorColrv0:
return "color-colrv0"_s;
case FontTechnology::ColorColrv1:
return "color-colrv1"_s;
case FontTechnology::ColorCbdt:
return "color-cbdt"_s;
case FontTechnology::ColorSbix:
return "color-sbix"_s;
case FontTechnology::ColorSvg:
return "color-svg"_s;
case FontTechnology::FeaturesAat:
return "features-aat"_s;
case FontTechnology::FeaturesGraphite:
return "features-graphite"_s;
case FontTechnology::FeaturesOpentype:
return "features-opentype"_s;
case FontTechnology::Incremental:
return "incremental"_s;
case FontTechnology::Palettes:
return "palettes"_s;
case FontTechnology::Variations:
return "variations"_s;
default:
return ""_s;
}
}
class CSSFontFaceSrcResourceValue final : public CSSValue {
public:
static Ref<CSSFontFaceSrcResourceValue> create(ResolvedURL, String format, Vector<FontTechnology>&& technologies, LoadedFromOpaqueSource = LoadedFromOpaqueSource::No);
bool isEmpty() const { return m_location.specifiedURLString.isEmpty(); }
std::unique_ptr<FontLoadRequest> fontLoadRequest(ScriptExecutionContext&, bool isInitiatingElementInUserAgentShadowTree);
String customCSSText() const;
bool customTraverseSubresources(const Function<bool(const CachedResource&)>&) const;
bool equals(const CSSFontFaceSrcResourceValue&) const;
private:
explicit CSSFontFaceSrcResourceValue(ResolvedURL&&, String&& format, Vector<FontTechnology>&& technologies, LoadedFromOpaqueSource);
ResolvedURL m_location;
String m_format;
Vector<FontTechnology> m_technologies;
LoadedFromOpaqueSource m_loadedFromOpaqueSource { LoadedFromOpaqueSource::No };
CachedResourceHandle<CachedFont> m_cachedFont;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_CSS_VALUE(CSSFontFaceSrcLocalValue, isFontFaceSrcLocalValue())
SPECIALIZE_TYPE_TRAITS_CSS_VALUE(CSSFontFaceSrcResourceValue, isFontFaceSrcResourceValue())
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