image/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 NS_IMETHODIMP
  30 ScriptedNotificationObserver::Notify(imgIRequest* aRequest,
  31                                      int32_t aType,
  32                                      const nsIntRect* /*aUnused*/)
  33 {
  34   if (aType == imgINotificationObserver::SIZE_AVAILABLE) {
  35     return mInner->SizeAvailable(aRequest);
  36   }
  37   if (aType == imgINotificationObserver::FRAME_UPDATE) {
  38     return mInner->FrameUpdate(aRequest);
  39   }
  40   if (aType == imgINotificationObserver::FRAME_COMPLETE) {
  41     return mInner->FrameComplete(aRequest);
  42   }
  43   if (aType == imgINotificationObserver::DECODE_COMPLETE) {
  44     return mInner->DecodeComplete(aRequest);
  45   }
  46   if (aType == imgINotificationObserver::LOAD_COMPLETE) {
  47     return mInner->LoadComplete(aRequest);
  48   }
  49   if (aType == imgINotificationObserver::DISCARD) {
  50     return mInner->Discard(aRequest);
  51   }
  52   if (aType == imgINotificationObserver::IS_ANIMATED) {
  53     return mInner->IsAnimated(aRequest);
  54   }
  55   if (aType == imgINotificationObserver::HAS_TRANSPARENCY) {
  56     return mInner->HasTransparency(aRequest);
  57   }
  58   return NS_OK;
  59 }
  60
  61 } // namespace image
  62 } // namespace mozilla