dom/animation/AnimationComparator.h

   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_AnimationComparator_h
   8 #define mozilla_AnimationComparator_h
   9
  10 #include "mozilla/dom/Animation.h"
  11
  12 namespace mozilla {
  13
  14 // Although this file is called AnimationComparator, we don't actually
  15 // implement AnimationComparator (to compare const Animation& parameters)
  16 // since it's not actually needed (yet).
  17
  18 template <typename AnimationPtrType>
  19 class AnimationPtrComparator {
  20  public:
  21   bool Equals(const AnimationPtrType& a, const AnimationPtrType& b) const {
  22     return a == b;
  23   }
  24
  25   bool LessThan(const AnimationPtrType& a, const AnimationPtrType& b) const {
  26     return a->HasLowerCompositeOrderThan(*b);
  27   }
  28 };
  29
  30 }  // namespace mozilla
  31
  32 #endif  // mozilla_AnimationComparator_h