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26 #ifndef CSSFilterValue_h
27 #define CSSFilterValue_h
29 #include "core/css/CSSValueList.h"
30 #include "wtf/PassRefPtr.h"
34 class CSSFilterValue : public CSSValueList {
36 // NOTE: these have to match the values in the IDL
37 enum FilterOperationType {
38 UnknownFilterOperation,
39 ReferenceFilterOperation,
40 GrayscaleFilterOperation,
42 SaturateFilterOperation,
43 HueRotateFilterOperation,
44 InvertFilterOperation,
45 OpacityFilterOperation,
46 BrightnessFilterOperation,
47 ContrastFilterOperation,
49 DropShadowFilterOperation,
52 static bool typeUsesSpaceSeparator(FilterOperationType);
54 static PassRefPtrWillBeRawPtr<CSSFilterValue> create(FilterOperationType type)
56 return adoptRefWillBeRefCountedGarbageCollected(new CSSFilterValue(type));
59 String customCSSText() const;
61 FilterOperationType operationType() const { return m_type; }
63 PassRefPtrWillBeRawPtr<CSSFilterValue> cloneForCSSOM() const;
65 bool equals(const CSSFilterValue&) const;
67 void traceAfterDispatch(Visitor* visitor) { CSSValueList::traceAfterDispatch(visitor); }
70 explicit CSSFilterValue(FilterOperationType);
71 explicit CSSFilterValue(const CSSFilterValue& cloneFrom);
73 FilterOperationType m_type;
76 DEFINE_CSS_VALUE_TYPE_CASTS(CSSFilterValue, isFilterValue());