Home | History | Annotate | Download | only in css 
      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CSSTransitionData_h
      6 #define CSSTransitionData_h
      7 
      8 #include "core/CSSPropertyNames.h"
      9 #include "core/animation/css/CSSTimingData.h"
     10 #include "wtf/Vector.h"
     11 
     12 namespace blink {
     13 
     14 class CSSTransitionData FINAL : public CSSTimingData {
     15 public:
     16     enum TransitionPropertyType {
     17         TransitionNone,
     18         TransitionSingleProperty,
     19         TransitionUnknown,
     20         TransitionAll
     21     };
     22 
     23     // FIXME: We shouldn't allow 'none' to be used alongside other properties.
     24     struct TransitionProperty {
     25         TransitionProperty(CSSPropertyID id)
     26             : propertyType(TransitionSingleProperty)
     27             , propertyId(id)
     28         {
     29             ASSERT(id != CSSPropertyInvalid);
     30         }
     31 
     32         TransitionProperty(const String& string)
     33             : propertyType(TransitionUnknown)
     34             , propertyId(CSSPropertyInvalid)
     35             , propertyString(string)
     36         {
     37         }
     38 
     39         TransitionProperty(TransitionPropertyType type)
     40             : propertyType(type)
     41             , propertyId(CSSPropertyInvalid)
     42         {
     43             ASSERT(type == TransitionNone || type == TransitionAll);
     44         }
     45 
     46         bool operator==(const TransitionProperty& other) const { return propertyType == other.propertyType && propertyId == other.propertyId && propertyString == other.propertyString; }
     47 
     48         TransitionPropertyType propertyType;
     49         CSSPropertyID propertyId;
     50         String propertyString;
     51     };
     52 
     53     static PassOwnPtrWillBeRawPtr<CSSTransitionData> create()
     54     {
     55         return adoptPtrWillBeNoop(new CSSTransitionData);
     56     }
     57 
     58     static PassOwnPtrWillBeRawPtr<CSSTransitionData> create(const CSSTransitionData& transitionData)
     59     {
     60         return adoptPtrWillBeNoop(new CSSTransitionData(transitionData));
     61     }
     62 
     63     bool transitionsMatchForStyleRecalc(const CSSTransitionData& other) const;
     64 
     65     Timing convertToTiming(size_t index) const;
     66 
     67     const Vector<TransitionProperty>& propertyList() const { return m_propertyList; }
     68     Vector<TransitionProperty>& propertyList() { return m_propertyList; }
     69 
     70     static TransitionProperty initialProperty() { return TransitionProperty(TransitionAll); }
     71 
     72 private:
     73     CSSTransitionData();
     74     explicit CSSTransitionData(const CSSTransitionData&);
     75 
     76     Vector<TransitionProperty> m_propertyList;
     77 };
     78 
     79 } // namespace blink
     80 
     81 #endif // CSSTransitionData_h
     82