LCOV - code coverage report
Current view: top level - dom/animation - PseudoElementHashEntry.h (source / functions) Hit Total Coverage
Test: output.info Lines: 13 14 92.9 %
Date: 2017-07-14 16:53:18 Functions: 6 6 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #ifndef mozilla_PseudoElementHashEntry_h
       8             : #define mozilla_PseudoElementHashEntry_h
       9             : 
      10             : #include "mozilla/dom/Element.h"
      11             : #include "mozilla/AnimationTarget.h"
      12             : #include "mozilla/HashFunctions.h"
      13             : #include "PLDHashTable.h"
      14             : 
      15             : namespace mozilla {
      16             : 
      17             : // A hash entry that uses a RefPtr<dom::Element>, CSSPseudoElementType pair
      18             : class PseudoElementHashEntry : public PLDHashEntryHdr
      19             : {
      20             : public:
      21             :   typedef NonOwningAnimationTarget KeyType;
      22             :   typedef const NonOwningAnimationTarget* KeyTypePointer;
      23             : 
      24           6 :   explicit PseudoElementHashEntry(KeyTypePointer aKey)
      25          12 :     : mElement(aKey->mElement)
      26          12 :     , mPseudoType(aKey->mPseudoType) { }
      27             :   explicit PseudoElementHashEntry(const PseudoElementHashEntry& aCopy)=default;
      28             : 
      29           6 :   ~PseudoElementHashEntry() = default;
      30             : 
      31           4 :   KeyType GetKey() const { return { mElement, mPseudoType }; }
      32          10 :   bool KeyEquals(KeyTypePointer aKey) const
      33             :   {
      34          20 :     return mElement == aKey->mElement &&
      35          20 :            mPseudoType == aKey->mPseudoType;
      36             :   }
      37             : 
      38       20530 :   static KeyTypePointer KeyToPointer(KeyType& aKey) { return &aKey; }
      39        3024 :   static PLDHashNumber HashKey(KeyTypePointer aKey)
      40             :   {
      41        3024 :     if (!aKey)
      42           0 :       return 0;
      43             : 
      44             :     // Convert the scoped enum into an integer while adding it to hash.
      45             :     // Note: CSSPseudoElementTypeBase is uint8_t, so we convert it into
      46             :     //       uint8_t directly to avoid including the header.
      47        3024 :     return mozilla::HashGeneric(aKey->mElement,
      48        6048 :                                 static_cast<uint8_t>(aKey->mPseudoType));
      49             :   }
      50             :   enum { ALLOW_MEMMOVE = true };
      51             : 
      52             :   RefPtr<dom::Element> mElement;
      53             :   CSSPseudoElementType mPseudoType;
      54             : };
      55             : 
      56             : } // namespace mozilla
      57             : 
      58             : #endif // mozilla_PseudoElementHashEntry_h

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