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/*
* Copyright (C) 2019 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. AND ITS CONTRIBUTORS ``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 ITS 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 "CSSToLengthConversionData.h"
#include "CSSToStyleMap.h"
#include "CascadeLevel.h"
#include "RenderStyle.h"
#include "SelectorChecker.h"
#include <wtf/Bitmap.h>
namespace WebCore {
class StyleImage;
class StyleResolver;
namespace Style {
class Builder;
struct BuilderContext {
Ref<const Document> document;
const RenderStyle& parentStyle;
const RenderStyle* rootElementStyle = nullptr;
RefPtr<const Element> element = nullptr;
};
class BuilderState {
public:
BuilderState(Builder&, RenderStyle&, BuilderContext&&);
Builder& builder() { return m_builder; }
RenderStyle& style() { return m_style; }
const RenderStyle& parentStyle() const { return m_context.parentStyle; }
const RenderStyle* rootElementStyle() const { return m_context.rootElementStyle; }
const Document& document() const { return m_context.document.get(); }
const Element* element() const { return m_context.element.get(); }
void setFontDescription(FontCascadeDescription&& fontDescription) { m_fontDirty |= m_style.setFontDescription(WTFMove(fontDescription)); }
void setFontSize(FontCascadeDescription&, float size);
void setZoom(float f) { m_fontDirty |= m_style.setZoom(f); }
void setEffectiveZoom(float f) { m_fontDirty |= m_style.setEffectiveZoom(f); }
void setWritingMode(WritingMode writingMode) { m_fontDirty |= m_style.setWritingMode(writingMode); }
void setTextOrientation(TextOrientation textOrientation) { m_fontDirty |= m_style.setTextOrientation(textOrientation); }
bool fontDirty() const { return m_fontDirty; }
void setFontDirty() { m_fontDirty = true; }
const FontCascadeDescription& fontDescription() { return m_style.fontDescription(); }
const FontCascadeDescription& parentFontDescription() { return parentStyle().fontDescription(); }
// FIXME: These are mutually exclusive, clean up the code to take that into account.
bool applyPropertyToRegularStyle() const { return m_linkMatch != SelectorChecker::MatchVisited; }
bool applyPropertyToVisitedLinkStyle() const { return m_linkMatch == SelectorChecker::MatchVisited; }
bool useSVGZoomRules() const;
bool useSVGZoomRulesForLength() const;
ScopeOrdinal styleScopeOrdinal() const { return m_styleScopeOrdinal; }
RefPtr<StyleImage> createStyleImage(CSSValue&);
bool createFilterOperations(const CSSValue&, FilterOperations& outOperations);
static bool isColorFromPrimitiveValueDerivedFromElement(const CSSPrimitiveValue&);
Color colorFromPrimitiveValue(const CSSPrimitiveValue&, bool forVisitedLink = false) const;
const Vector<AtomString>& registeredContentAttributes() const { return m_registeredContentAttributes; }
void registerContentAttribute(const AtomString& attributeLocalName);
const CSSToLengthConversionData& cssToLengthConversionData() const { return m_cssToLengthConversionData; }
CSSToStyleMap& styleMap() { return m_styleMap; }
private:
friend class Builder;
void adjustStyleForInterCharacterRuby();
void updateFont();
#if ENABLE(TEXT_AUTOSIZING)
void updateFontForTextSizeAdjust();
#endif
void updateFontForZoomChange();
void updateFontForGenericFamilyChange();
void updateFontForOrientationChange();
Builder& m_builder;
CSSToStyleMap m_styleMap;
RenderStyle& m_style;
const BuilderContext m_context;
const CSSToLengthConversionData m_cssToLengthConversionData;
Bitmap<numCSSProperties> m_appliedProperties;
HashSet<String> m_appliedCustomProperties;
Bitmap<numCSSProperties> m_inProgressProperties;
HashSet<String> m_inProgressPropertiesCustom;
CascadeLevel m_cascadeLevel { };
ScopeOrdinal m_styleScopeOrdinal { };
SelectorChecker::LinkMatchMask m_linkMatch { };
bool m_fontDirty { false };
Vector<AtomString> m_registeredContentAttributes;
};
}
}