image/src/ScriptedNotificationObserver.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  *
   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 #include "ScriptedNotificationObserver.h"
   8 #include "imgIScriptedNotificationObserver.h"
   9 #include "nsCycleCollectionParticipant.h"
  10
  11 namespace mozilla {
  12 namespace image {
  13
  14 NS_IMPL_CYCLE_COLLECTION(ScriptedNotificationObserver, mInner)
  15
  16 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(ScriptedNotificationObserver)
  17   NS_INTERFACE_MAP_ENTRY(imgINotificationObserver)
  18   NS_INTERFACE_MAP_ENTRY(nsISupports)
  19 NS_INTERFACE_MAP_END
  20
  21 NS_IMPL_CYCLE_COLLECTING_ADDREF(ScriptedNotificationObserver)
  22 NS_IMPL_CYCLE_COLLECTING_RELEASE(ScriptedNotificationObserver)
  23
  24 ScriptedNotificationObserver::ScriptedNotificationObserver(
  25     imgIScriptedNotificationObserver* aInner)
  26 : mInner(aInner)
  27 {
  28 }
  29
  30 NS_IMETHODIMP
  31 ScriptedNotificationObserver::Notify(imgIRequest* aRequest,
  32                                      int32_t aType,
  33                                      const nsIntRect* /*aUnused*/)
  34 {
  35   if (aType == imgINotificationObserver::SIZE_AVAILABLE)
  36     return mInner->SizeAvailable(aRequest);
  37   if (aType == imgINotificationObserver::FRAME_UPDATE)
  38     return mInner->FrameUpdate(aRequest);
  39   if (aType == imgINotificationObserver::FRAME_COMPLETE)
  40     return mInner->FrameComplete(aRequest);
  41   if (aType == imgINotificationObserver::DECODE_COMPLETE)
  42     return mInner->DecodeComplete(aRequest);
  43   if (aType == imgINotificationObserver::LOAD_COMPLETE)
  44     return mInner->LoadComplete(aRequest);
  45   if (aType == imgINotificationObserver::DISCARD)
  46     return mInner->Discard(aRequest);
  47   if (aType == imgINotificationObserver::IS_ANIMATED)
  48     return mInner->IsAnimated(aRequest);
  49   if (aType == imgINotificationObserver::HAS_TRANSPARENCY)
  50     return mInner->HasTransparency(aRequest);
  51   return NS_OK;
  52 }
  53
  54 } // namespace image
  55 } // namespace mozilla