Move StyleResolver and related classes to core/css/resolver

Source/core/css/resolver/StyleResolverState.h

+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef StyleResolverState_h
+#define StyleResolverState_h
+
+#include "CSSPropertyNames.h"
+
+#include "core/css/CSSValueList.h"
+#if ENABLE(SVG)
+#include "core/css/WebKitCSSSVGDocumentValue.h"
+#endif
+#include "core/dom/Element.h"
+#include "core/platform/graphics/Color.h"
+#include "core/platform/graphics/filters/FilterOperations.h"
+#include "core/rendering/style/BorderData.h"
+#include "core/rendering/style/FillLayer.h"
+#include "core/rendering/style/RenderStyle.h"
+#include "core/rendering/style/StyleInheritedData.h"
+#include "wtf/HashMap.h"
+
+namespace WebCore {
+
+class FillLayer;
+class FontDescription;
+class RenderRegion;
+class StyledElement;
+
+typedef HashMap<CSSPropertyID, RefPtr<CSSValue> > PendingImagePropertyMap;
+#if ENABLE(SVG)
+typedef HashMap<FilterOperation*, RefPtr<WebKitCSSSVGDocumentValue> > PendingSVGDocumentMap;
+#endif
+
+class StyleResolverState {
+WTF_MAKE_NONCOPYABLE(StyleResolverState);
+public:
+    StyleResolverState()
+    : m_element(0)
+    , m_styledElement(0)
+    , m_parentNode(0)
+    , m_parentStyle(0)
+    , m_rootElementStyle(0)
+    , m_regionForStyling(0)
+    , m_elementLinkState(NotInsideLink)
+    , m_distributedToInsertionPoint(false)
+    , m_elementAffectedByClassRules(false)
+    , m_applyPropertyToRegularStyle(true)
+    , m_applyPropertyToVisitedLinkStyle(false)
+    , m_hasPendingShaders(false)
+    , m_lineHeightValue(0)
+    , m_fontDirty(false)
+    , m_hasUAAppearance(false)
+    , m_backgroundData(BackgroundFillLayer) { }
+
+    public:
+    void initElement(Element*);
+    void initForStyleResolve(Document*, Element*, RenderStyle* parentStyle = 0, RenderRegion* regionForStyling = 0);
+    void clear();
+
+    Color colorFromPrimitiveValue(CSSPrimitiveValue*, bool forVisitedLink = false) const;
+
+    Document* document() const { return m_element->document(); }
+    Element* element() const { return m_element; }
+    StyledElement* styledElement() const { return m_styledElement; }
+    void setStyle(PassRefPtr<RenderStyle> style) { m_style = style; }
+    RenderStyle* style() const { return m_style.get(); }
+    PassRefPtr<RenderStyle> takeStyle() { return m_style.release(); }
+
+    const ContainerNode* parentNode() const { return m_parentNode; }
+    void setParentStyle(PassRefPtr<RenderStyle> parentStyle) { m_parentStyle = parentStyle; }
+    RenderStyle* parentStyle() const { return m_parentStyle.get(); }
+    RenderStyle* rootElementStyle() const { return m_rootElementStyle; }
+
+    const RenderRegion* regionForStyling() const { return m_regionForStyling; }
+    EInsideLink elementLinkState() const { return m_elementLinkState; }
+    bool distributedToInsertionPoint() const { return m_distributedToInsertionPoint; }
+    void setElementAffectedByClassRules(bool isAffected) { m_elementAffectedByClassRules = isAffected; }
+    bool elementAffectedByClassRules() const { return m_elementAffectedByClassRules; }
+
+    void setApplyPropertyToRegularStyle(bool isApply) { m_applyPropertyToRegularStyle = isApply; }
+    void setApplyPropertyToVisitedLinkStyle(bool isApply) { m_applyPropertyToVisitedLinkStyle = isApply; }
+    bool applyPropertyToRegularStyle() const { return m_applyPropertyToRegularStyle; }
+    bool applyPropertyToVisitedLinkStyle() const { return m_applyPropertyToVisitedLinkStyle; }
+    PendingImagePropertyMap& pendingImageProperties() { return m_pendingImageProperties; }
+#if ENABLE(SVG)
+    PendingSVGDocumentMap& pendingSVGDocuments() { return m_pendingSVGDocuments; }
+#endif
+    void setHasPendingShaders(bool hasPendingShaders) { m_hasPendingShaders = hasPendingShaders; }
+    bool hasPendingShaders() const { return m_hasPendingShaders; }
+
+    void setLineHeightValue(CSSValue* value) { m_lineHeightValue = value; }
+    CSSValue* lineHeightValue() { return m_lineHeightValue; }
+    void setFontDirty(bool isDirty) { m_fontDirty = isDirty; }
+    bool fontDirty() const { return m_fontDirty; }
+
+    void cacheBorderAndBackground();
+    bool hasUAAppearance() const { return m_hasUAAppearance; }
+    BorderData borderData() const { return m_borderData; }
+    FillLayer backgroundData() const { return m_backgroundData; }
+    Color backgroundColor() const { return m_backgroundColor; }
+
+    const FontDescription& fontDescription() { return m_style->fontDescription(); }
+    const FontDescription& parentFontDescription() { return m_parentStyle->fontDescription(); }
+    void setFontDescription(const FontDescription& fontDescription) { m_fontDirty |= m_style->setFontDescription(fontDescription); }
+    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 useSVGZoomRules() const { return m_element && m_element->isSVGElement(); }
+
+private:
+    // FIXME(bug 108563): to make it easier to review, these member
+    // variables are public. However we should add methods to access
+    // these variables.
+    Element* m_element;
+    RefPtr<RenderStyle> m_style;
+    StyledElement* m_styledElement;
+    ContainerNode* m_parentNode;
+    RefPtr<RenderStyle> m_parentStyle;
+    RenderStyle* m_rootElementStyle;
+
+    // Required to ASSERT in applyProperties.
+    RenderRegion* m_regionForStyling;
+
+    EInsideLink m_elementLinkState;
+
+    bool m_distributedToInsertionPoint;
+
+    bool m_elementAffectedByClassRules;
+
+    bool m_applyPropertyToRegularStyle;
+    bool m_applyPropertyToVisitedLinkStyle;
+
+    PendingImagePropertyMap m_pendingImageProperties;
+    bool m_hasPendingShaders;
+#if ENABLE(SVG)
+    PendingSVGDocumentMap m_pendingSVGDocuments;
+#endif
+    CSSValue* m_lineHeightValue;
+    bool m_fontDirty;
+
+    bool m_hasUAAppearance;
+    BorderData m_borderData;
+    FillLayer m_backgroundData;
+    Color m_backgroundColor;
+};
+
+} // namespace WebCore
+
+#endif // StyleResolverState_h