| /* |
| * Copyright (C) 2011 Andreas Kling (kling@webkit.org) |
| * |
| * 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 COMPUTER, 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 COMPUTER, 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. |
| * |
| */ |
| |
| #include "config.h" |
| #include "core/css/CSSValue.h" |
| |
| #include "core/css/CSSAspectRatioValue.h" |
| #include "core/css/CSSBorderImageSliceValue.h" |
| #include "core/css/CSSCalculationValue.h" |
| #include "core/css/CSSCanvasValue.h" |
| #include "core/css/CSSCrossfadeValue.h" |
| #include "core/css/CSSCursorImageValue.h" |
| #include "core/css/CSSFilterValue.h" |
| #include "core/css/CSSFontFaceSrcValue.h" |
| #include "core/css/CSSFontFeatureValue.h" |
| #include "core/css/CSSFontValue.h" |
| #include "core/css/CSSFunctionValue.h" |
| #include "core/css/CSSGradientValue.h" |
| #include "core/css/CSSGridLineNamesValue.h" |
| #include "core/css/CSSGridTemplateAreasValue.h" |
| #include "core/css/CSSImageSetValue.h" |
| #include "core/css/CSSImageValue.h" |
| #include "core/css/CSSInheritedValue.h" |
| #include "core/css/CSSInitialValue.h" |
| #include "core/css/CSSLineBoxContainValue.h" |
| #include "core/css/CSSPrimitiveValue.h" |
| #include "core/css/CSSReflectValue.h" |
| #include "core/css/CSSSVGDocumentValue.h" |
| #include "core/css/CSSShadowValue.h" |
| #include "core/css/CSSTimingFunctionValue.h" |
| #include "core/css/CSSTransformValue.h" |
| #include "core/css/CSSUnicodeRangeValue.h" |
| #include "core/css/CSSValueList.h" |
| |
| namespace blink { |
| |
| struct SameSizeAsCSSValue : public RefCountedWillBeGarbageCollectedFinalized<SameSizeAsCSSValue> |
| // VC++ 2013 doesn't support EBCO (Empty Base Class Optimization), and having |
| // multiple empty base classes makes the size of CSSValue bloat (Note that both |
| // of GarbageCollectedFinalized and ScriptWrappableBase are empty classes). |
| // See the following article for details. |
| // http://social.msdn.microsoft.com/forums/vstudio/en-US/504c6598-6076-4acf-96b6-e6acb475d302/vc-multiple-inheritance-empty-base-classes-bloats-object-size |
| // |
| // FIXME: Remove this #if directive once VC++'s issue gets fixed. |
| // Note that we're going to split CSSValue class into two classes; CSSOMValue |
| // (assumed name) which derives ScriptWrappable and CSSValue (new one) which |
| // doesn't derive ScriptWrappable or ScriptWrappableBase. Then, we can safely |
| // remove this #if directive. |
| #if ENABLE(OILPAN) && COMPILER(MSVC) |
| , public ScriptWrappableBase |
| #endif |
| { |
| uint32_t bitfields; |
| }; |
| |
| COMPILE_ASSERT(sizeof(CSSValue) <= sizeof(SameSizeAsCSSValue), CSS_value_should_stay_small); |
| |
| class TextCloneCSSValue : public CSSValue { |
| public: |
| static PassRefPtrWillBeRawPtr<TextCloneCSSValue> create(ClassType classType, const String& text) |
| { |
| return adoptRefWillBeNoop(new TextCloneCSSValue(classType, text)); |
| } |
| |
| String cssText() const { return m_cssText; } |
| |
| void traceAfterDispatch(Visitor* visitor) { CSSValue::traceAfterDispatch(visitor); } |
| |
| private: |
| TextCloneCSSValue(ClassType classType, const String& text) |
| : CSSValue(classType, /*isCSSOMSafe*/ true) |
| , m_cssText(text) |
| { |
| m_isTextClone = true; |
| } |
| |
| String m_cssText; |
| }; |
| |
| DEFINE_CSS_VALUE_TYPE_CASTS(TextCloneCSSValue, isTextCloneCSSValue()); |
| |
| bool CSSValue::isImplicitInitialValue() const |
| { |
| return m_classType == InitialClass && toCSSInitialValue(this)->isImplicit(); |
| } |
| |
| CSSValue::Type CSSValue::cssValueType() const |
| { |
| if (isInheritedValue()) |
| return CSS_INHERIT; |
| if (isPrimitiveValue()) |
| return CSS_PRIMITIVE_VALUE; |
| if (isValueList()) |
| return CSS_VALUE_LIST; |
| if (isInitialValue()) |
| return CSS_INITIAL; |
| return CSS_CUSTOM; |
| } |
| |
| bool CSSValue::hasFailedOrCanceledSubresources() const |
| { |
| // This should get called for internal instances only. |
| ASSERT(!isCSSOMSafe()); |
| |
| if (isValueList()) |
| return toCSSValueList(this)->hasFailedOrCanceledSubresources(); |
| if (classType() == FontFaceSrcClass) |
| return toCSSFontFaceSrcValue(this)->hasFailedOrCanceledSubresources(); |
| if (classType() == ImageClass) |
| return toCSSImageValue(this)->hasFailedOrCanceledSubresources(); |
| if (classType() == CrossfadeClass) |
| return toCSSCrossfadeValue(this)->hasFailedOrCanceledSubresources(); |
| if (classType() == ImageSetClass) |
| return toCSSImageSetValue(this)->hasFailedOrCanceledSubresources(); |
| |
| return false; |
| } |
| |
| template<class ChildClassType> |
| inline static bool compareCSSValues(const CSSValue& first, const CSSValue& second) |
| { |
| return static_cast<const ChildClassType&>(first).equals(static_cast<const ChildClassType&>(second)); |
| } |
| |
| bool CSSValue::equals(const CSSValue& other) const |
| { |
| if (m_isTextClone) { |
| ASSERT(isCSSOMSafe()); |
| return toTextCloneCSSValue(this)->cssText() == other.cssText(); |
| } |
| |
| if (m_classType == other.m_classType) { |
| switch (m_classType) { |
| case AspectRatioClass: |
| return compareCSSValues<CSSAspectRatioValue>(*this, other); |
| case BorderImageSliceClass: |
| return compareCSSValues<CSSBorderImageSliceValue>(*this, other); |
| case CanvasClass: |
| return compareCSSValues<CSSCanvasValue>(*this, other); |
| case CursorImageClass: |
| return compareCSSValues<CSSCursorImageValue>(*this, other); |
| case FontClass: |
| return compareCSSValues<CSSFontValue>(*this, other); |
| case FontFaceSrcClass: |
| return compareCSSValues<CSSFontFaceSrcValue>(*this, other); |
| case FontFeatureClass: |
| return compareCSSValues<CSSFontFeatureValue>(*this, other); |
| case FunctionClass: |
| return compareCSSValues<CSSFunctionValue>(*this, other); |
| case LinearGradientClass: |
| return compareCSSValues<CSSLinearGradientValue>(*this, other); |
| case RadialGradientClass: |
| return compareCSSValues<CSSRadialGradientValue>(*this, other); |
| case CrossfadeClass: |
| return compareCSSValues<CSSCrossfadeValue>(*this, other); |
| case ImageClass: |
| return compareCSSValues<CSSImageValue>(*this, other); |
| case InheritedClass: |
| return compareCSSValues<CSSInheritedValue>(*this, other); |
| case InitialClass: |
| return compareCSSValues<CSSInitialValue>(*this, other); |
| case GridLineNamesClass: |
| return compareCSSValues<CSSGridLineNamesValue>(*this, other); |
| case GridTemplateAreasClass: |
| return compareCSSValues<CSSGridTemplateAreasValue>(*this, other); |
| case PrimitiveClass: |
| return compareCSSValues<CSSPrimitiveValue>(*this, other); |
| case ReflectClass: |
| return compareCSSValues<CSSReflectValue>(*this, other); |
| case ShadowClass: |
| return compareCSSValues<CSSShadowValue>(*this, other); |
| case CubicBezierTimingFunctionClass: |
| return compareCSSValues<CSSCubicBezierTimingFunctionValue>(*this, other); |
| case StepsTimingFunctionClass: |
| return compareCSSValues<CSSStepsTimingFunctionValue>(*this, other); |
| case UnicodeRangeClass: |
| return compareCSSValues<CSSUnicodeRangeValue>(*this, other); |
| case ValueListClass: |
| return compareCSSValues<CSSValueList>(*this, other); |
| case CSSTransformClass: |
| return compareCSSValues<CSSTransformValue>(*this, other); |
| case LineBoxContainClass: |
| return compareCSSValues<CSSLineBoxContainValue>(*this, other); |
| case CalculationClass: |
| return compareCSSValues<CSSCalcValue>(*this, other); |
| case ImageSetClass: |
| return compareCSSValues<CSSImageSetValue>(*this, other); |
| case CSSFilterClass: |
| return compareCSSValues<CSSFilterValue>(*this, other); |
| case CSSSVGDocumentClass: |
| return compareCSSValues<CSSSVGDocumentValue>(*this, other); |
| default: |
| ASSERT_NOT_REACHED(); |
| return false; |
| } |
| } else if (m_classType == ValueListClass && other.m_classType != ValueListClass) |
| return toCSSValueList(this)->equals(other); |
| else if (m_classType != ValueListClass && other.m_classType == ValueListClass) |
| return static_cast<const CSSValueList&>(other).equals(*this); |
| return false; |
| } |
| |
| String CSSValue::cssText() const |
| { |
| if (m_isTextClone) { |
| ASSERT(isCSSOMSafe()); |
| return toTextCloneCSSValue(this)->cssText(); |
| } |
| ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM()); |
| |
| switch (classType()) { |
| case AspectRatioClass: |
| return toCSSAspectRatioValue(this)->customCSSText(); |
| case BorderImageSliceClass: |
| return toCSSBorderImageSliceValue(this)->customCSSText(); |
| case CanvasClass: |
| return toCSSCanvasValue(this)->customCSSText(); |
| case CursorImageClass: |
| return toCSSCursorImageValue(this)->customCSSText(); |
| case FontClass: |
| return toCSSFontValue(this)->customCSSText(); |
| case FontFaceSrcClass: |
| return toCSSFontFaceSrcValue(this)->customCSSText(); |
| case FontFeatureClass: |
| return toCSSFontFeatureValue(this)->customCSSText(); |
| case FunctionClass: |
| return toCSSFunctionValue(this)->customCSSText(); |
| case LinearGradientClass: |
| return toCSSLinearGradientValue(this)->customCSSText(); |
| case RadialGradientClass: |
| return toCSSRadialGradientValue(this)->customCSSText(); |
| case CrossfadeClass: |
| return toCSSCrossfadeValue(this)->customCSSText(); |
| case ImageClass: |
| return toCSSImageValue(this)->customCSSText(); |
| case InheritedClass: |
| return toCSSInheritedValue(this)->customCSSText(); |
| case InitialClass: |
| return toCSSInitialValue(this)->customCSSText(); |
| case GridLineNamesClass: |
| return toCSSGridLineNamesValue(this)->customCSSText(); |
| case GridTemplateAreasClass: |
| return toCSSGridTemplateAreasValue(this)->customCSSText(); |
| case PrimitiveClass: |
| return toCSSPrimitiveValue(this)->customCSSText(); |
| case ReflectClass: |
| return toCSSReflectValue(this)->customCSSText(); |
| case ShadowClass: |
| return toCSSShadowValue(this)->customCSSText(); |
| case CubicBezierTimingFunctionClass: |
| return toCSSCubicBezierTimingFunctionValue(this)->customCSSText(); |
| case StepsTimingFunctionClass: |
| return toCSSStepsTimingFunctionValue(this)->customCSSText(); |
| case UnicodeRangeClass: |
| return toCSSUnicodeRangeValue(this)->customCSSText(); |
| case ValueListClass: |
| return toCSSValueList(this)->customCSSText(); |
| case CSSTransformClass: |
| return toCSSTransformValue(this)->customCSSText(); |
| case LineBoxContainClass: |
| return toCSSLineBoxContainValue(this)->customCSSText(); |
| case CalculationClass: |
| return toCSSCalcValue(this)->customCSSText(); |
| case ImageSetClass: |
| return toCSSImageSetValue(this)->customCSSText(); |
| case CSSFilterClass: |
| return toCSSFilterValue(this)->customCSSText(); |
| case CSSSVGDocumentClass: |
| return toCSSSVGDocumentValue(this)->customCSSText(); |
| } |
| ASSERT_NOT_REACHED(); |
| return String(); |
| } |
| |
| void CSSValue::destroy() |
| { |
| if (m_isTextClone) { |
| ASSERT(isCSSOMSafe()); |
| delete toTextCloneCSSValue(this); |
| return; |
| } |
| ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM()); |
| |
| switch (classType()) { |
| case AspectRatioClass: |
| delete toCSSAspectRatioValue(this); |
| return; |
| case BorderImageSliceClass: |
| delete toCSSBorderImageSliceValue(this); |
| return; |
| case CanvasClass: |
| delete toCSSCanvasValue(this); |
| return; |
| case CursorImageClass: |
| delete toCSSCursorImageValue(this); |
| return; |
| case FontClass: |
| delete toCSSFontValue(this); |
| return; |
| case FontFaceSrcClass: |
| delete toCSSFontFaceSrcValue(this); |
| return; |
| case FontFeatureClass: |
| delete toCSSFontFeatureValue(this); |
| return; |
| case FunctionClass: |
| delete toCSSFunctionValue(this); |
| return; |
| case LinearGradientClass: |
| delete toCSSLinearGradientValue(this); |
| return; |
| case RadialGradientClass: |
| delete toCSSRadialGradientValue(this); |
| return; |
| case CrossfadeClass: |
| delete toCSSCrossfadeValue(this); |
| return; |
| case ImageClass: |
| delete toCSSImageValue(this); |
| return; |
| case InheritedClass: |
| delete toCSSInheritedValue(this); |
| return; |
| case InitialClass: |
| delete toCSSInitialValue(this); |
| return; |
| case GridLineNamesClass: |
| delete toCSSGridLineNamesValue(this); |
| return; |
| case GridTemplateAreasClass: |
| delete toCSSGridTemplateAreasValue(this); |
| return; |
| case PrimitiveClass: |
| delete toCSSPrimitiveValue(this); |
| return; |
| case ReflectClass: |
| delete toCSSReflectValue(this); |
| return; |
| case ShadowClass: |
| delete toCSSShadowValue(this); |
| return; |
| case CubicBezierTimingFunctionClass: |
| delete toCSSCubicBezierTimingFunctionValue(this); |
| return; |
| case StepsTimingFunctionClass: |
| delete toCSSStepsTimingFunctionValue(this); |
| return; |
| case UnicodeRangeClass: |
| delete toCSSUnicodeRangeValue(this); |
| return; |
| case ValueListClass: |
| delete toCSSValueList(this); |
| return; |
| case CSSTransformClass: |
| delete toCSSTransformValue(this); |
| return; |
| case LineBoxContainClass: |
| delete toCSSLineBoxContainValue(this); |
| return; |
| case CalculationClass: |
| delete toCSSCalcValue(this); |
| return; |
| case ImageSetClass: |
| delete toCSSImageSetValue(this); |
| return; |
| case CSSFilterClass: |
| delete toCSSFilterValue(this); |
| return; |
| case CSSSVGDocumentClass: |
| delete toCSSSVGDocumentValue(this); |
| return; |
| } |
| ASSERT_NOT_REACHED(); |
| } |
| |
| void CSSValue::finalizeGarbageCollectedObject() |
| { |
| if (m_isTextClone) { |
| ASSERT(isCSSOMSafe()); |
| toTextCloneCSSValue(this)->~TextCloneCSSValue(); |
| return; |
| } |
| ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM()); |
| |
| switch (classType()) { |
| case AspectRatioClass: |
| toCSSAspectRatioValue(this)->~CSSAspectRatioValue(); |
| return; |
| case BorderImageSliceClass: |
| toCSSBorderImageSliceValue(this)->~CSSBorderImageSliceValue(); |
| return; |
| case CanvasClass: |
| toCSSCanvasValue(this)->~CSSCanvasValue(); |
| return; |
| case CursorImageClass: |
| toCSSCursorImageValue(this)->~CSSCursorImageValue(); |
| return; |
| case FontClass: |
| toCSSFontValue(this)->~CSSFontValue(); |
| return; |
| case FontFaceSrcClass: |
| toCSSFontFaceSrcValue(this)->~CSSFontFaceSrcValue(); |
| return; |
| case FontFeatureClass: |
| toCSSFontFeatureValue(this)->~CSSFontFeatureValue(); |
| return; |
| case FunctionClass: |
| toCSSFunctionValue(this)->~CSSFunctionValue(); |
| return; |
| case LinearGradientClass: |
| toCSSLinearGradientValue(this)->~CSSLinearGradientValue(); |
| return; |
| case RadialGradientClass: |
| toCSSRadialGradientValue(this)->~CSSRadialGradientValue(); |
| return; |
| case CrossfadeClass: |
| toCSSCrossfadeValue(this)->~CSSCrossfadeValue(); |
| return; |
| case ImageClass: |
| toCSSImageValue(this)->~CSSImageValue(); |
| return; |
| case InheritedClass: |
| toCSSInheritedValue(this)->~CSSInheritedValue(); |
| return; |
| case InitialClass: |
| toCSSInitialValue(this)->~CSSInitialValue(); |
| return; |
| case GridLineNamesClass: |
| toCSSGridLineNamesValue(this)->~CSSGridLineNamesValue(); |
| return; |
| case GridTemplateAreasClass: |
| toCSSGridTemplateAreasValue(this)->~CSSGridTemplateAreasValue(); |
| return; |
| case PrimitiveClass: |
| toCSSPrimitiveValue(this)->~CSSPrimitiveValue(); |
| return; |
| case ReflectClass: |
| toCSSReflectValue(this)->~CSSReflectValue(); |
| return; |
| case ShadowClass: |
| toCSSShadowValue(this)->~CSSShadowValue(); |
| return; |
| case CubicBezierTimingFunctionClass: |
| toCSSCubicBezierTimingFunctionValue(this)->~CSSCubicBezierTimingFunctionValue(); |
| return; |
| case StepsTimingFunctionClass: |
| toCSSStepsTimingFunctionValue(this)->~CSSStepsTimingFunctionValue(); |
| return; |
| case UnicodeRangeClass: |
| toCSSUnicodeRangeValue(this)->~CSSUnicodeRangeValue(); |
| return; |
| case ValueListClass: |
| toCSSValueList(this)->~CSSValueList(); |
| return; |
| case CSSTransformClass: |
| toCSSTransformValue(this)->~CSSTransformValue(); |
| return; |
| case LineBoxContainClass: |
| toCSSLineBoxContainValue(this)->~CSSLineBoxContainValue(); |
| return; |
| case CalculationClass: |
| toCSSCalcValue(this)->~CSSCalcValue(); |
| return; |
| case ImageSetClass: |
| toCSSImageSetValue(this)->~CSSImageSetValue(); |
| return; |
| case CSSFilterClass: |
| toCSSFilterValue(this)->~CSSFilterValue(); |
| return; |
| case CSSSVGDocumentClass: |
| toCSSSVGDocumentValue(this)->~CSSSVGDocumentValue(); |
| return; |
| } |
| ASSERT_NOT_REACHED(); |
| } |
| |
| void CSSValue::trace(Visitor* visitor) |
| { |
| if (m_isTextClone) { |
| ASSERT(isCSSOMSafe()); |
| toTextCloneCSSValue(this)->traceAfterDispatch(visitor); |
| return; |
| } |
| ASSERT(!isCSSOMSafe() || isSubtypeExposedToCSSOM()); |
| |
| switch (classType()) { |
| case AspectRatioClass: |
| toCSSAspectRatioValue(this)->traceAfterDispatch(visitor); |
| return; |
| case BorderImageSliceClass: |
| toCSSBorderImageSliceValue(this)->traceAfterDispatch(visitor); |
| return; |
| case CanvasClass: |
| toCSSCanvasValue(this)->traceAfterDispatch(visitor); |
| return; |
| case CursorImageClass: |
| toCSSCursorImageValue(this)->traceAfterDispatch(visitor); |
| return; |
| case FontClass: |
| toCSSFontValue(this)->traceAfterDispatch(visitor); |
| return; |
| case FontFaceSrcClass: |
| toCSSFontFaceSrcValue(this)->traceAfterDispatch(visitor); |
| return; |
| case FontFeatureClass: |
| toCSSFontFeatureValue(this)->traceAfterDispatch(visitor); |
| return; |
| case FunctionClass: |
| toCSSFunctionValue(this)->traceAfterDispatch(visitor); |
| return; |
| case LinearGradientClass: |
| toCSSLinearGradientValue(this)->traceAfterDispatch(visitor); |
| return; |
| case RadialGradientClass: |
| toCSSRadialGradientValue(this)->traceAfterDispatch(visitor); |
| return; |
| case CrossfadeClass: |
| toCSSCrossfadeValue(this)->traceAfterDispatch(visitor); |
| return; |
| case ImageClass: |
| toCSSImageValue(this)->traceAfterDispatch(visitor); |
| return; |
| case InheritedClass: |
| toCSSInheritedValue(this)->traceAfterDispatch(visitor); |
| return; |
| case InitialClass: |
| toCSSInitialValue(this)->traceAfterDispatch(visitor); |
| return; |
| case GridLineNamesClass: |
| toCSSGridLineNamesValue(this)->traceAfterDispatch(visitor); |
| return; |
| case GridTemplateAreasClass: |
| toCSSGridTemplateAreasValue(this)->traceAfterDispatch(visitor); |
| return; |
| case PrimitiveClass: |
| toCSSPrimitiveValue(this)->traceAfterDispatch(visitor); |
| return; |
| case ReflectClass: |
| toCSSReflectValue(this)->traceAfterDispatch(visitor); |
| return; |
| case ShadowClass: |
| toCSSShadowValue(this)->traceAfterDispatch(visitor); |
| return; |
| case CubicBezierTimingFunctionClass: |
| toCSSCubicBezierTimingFunctionValue(this)->traceAfterDispatch(visitor); |
| return; |
| case StepsTimingFunctionClass: |
| toCSSStepsTimingFunctionValue(this)->traceAfterDispatch(visitor); |
| return; |
| case UnicodeRangeClass: |
| toCSSUnicodeRangeValue(this)->traceAfterDispatch(visitor); |
| return; |
| case ValueListClass: |
| toCSSValueList(this)->traceAfterDispatch(visitor); |
| return; |
| case CSSTransformClass: |
| toCSSTransformValue(this)->traceAfterDispatch(visitor); |
| return; |
| case LineBoxContainClass: |
| toCSSLineBoxContainValue(this)->traceAfterDispatch(visitor); |
| return; |
| case CalculationClass: |
| toCSSCalcValue(this)->traceAfterDispatch(visitor); |
| return; |
| case ImageSetClass: |
| toCSSImageSetValue(this)->traceAfterDispatch(visitor); |
| return; |
| case CSSFilterClass: |
| toCSSFilterValue(this)->traceAfterDispatch(visitor); |
| return; |
| case CSSSVGDocumentClass: |
| toCSSSVGDocumentValue(this)->traceAfterDispatch(visitor); |
| return; |
| } |
| ASSERT_NOT_REACHED(); |
| } |
| |
| PassRefPtrWillBeRawPtr<CSSValue> CSSValue::cloneForCSSOM() const |
| { |
| switch (classType()) { |
| case PrimitiveClass: |
| return toCSSPrimitiveValue(this)->cloneForCSSOM(); |
| case ValueListClass: |
| return toCSSValueList(this)->cloneForCSSOM(); |
| case ImageClass: |
| case CursorImageClass: |
| return toCSSImageValue(this)->cloneForCSSOM(); |
| case CSSFilterClass: |
| return toCSSFilterValue(this)->cloneForCSSOM(); |
| case CSSTransformClass: |
| return toCSSTransformValue(this)->cloneForCSSOM(); |
| case ImageSetClass: |
| return toCSSImageSetValue(this)->cloneForCSSOM(); |
| default: |
| ASSERT(!isSubtypeExposedToCSSOM()); |
| return TextCloneCSSValue::create(classType(), cssText()); |
| } |
| } |
| |
| } |
