dom/media/TextTrackRegion.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 et tw=78: */
   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 "mozilla/dom/TextTrackRegion.h"
   8
   9 namespace mozilla {
  10 namespace dom {
  11
  12 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(TextTrackRegion, mParent)
  13 NS_IMPL_CYCLE_COLLECTING_ADDREF(TextTrackRegion)
  14 NS_IMPL_CYCLE_COLLECTING_RELEASE(TextTrackRegion)
  15 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(TextTrackRegion)
  16   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  17   NS_INTERFACE_MAP_ENTRY(nsISupports)
  18 NS_INTERFACE_MAP_END
  19
  20 JSObject*
  21 TextTrackRegion::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
  22 {
  23   return VTTRegionBinding::Wrap(aCx, this, aGivenProto);
  24 }
  25
  26 already_AddRefed<TextTrackRegion>
  27 TextTrackRegion::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv)
  28 {
  29   nsCOMPtr<nsPIDOMWindowInner> window = do_QueryInterface(aGlobal.GetAsSupports());
  30   if (!window) {
  31     aRv.Throw(NS_ERROR_FAILURE);
  32     return nullptr;
  33   }
  34
  35   RefPtr<TextTrackRegion> region = new TextTrackRegion(aGlobal.GetAsSupports());
  36   return region.forget();
  37 }
  38
  39 TextTrackRegion::TextTrackRegion(nsISupports* aGlobal)
  40   : mParent(aGlobal)
  41   , mWidth(100)
  42   , mLines(3)
  43   , mRegionAnchorX(0)
  44   , mRegionAnchorY(100)
  45   , mViewportAnchorX(0)
  46   , mViewportAnchorY(100)
  47   , mScroll(ScrollSetting::_empty)
  48 {
  49 }
  50
  51 void
  52 TextTrackRegion::CopyValues(TextTrackRegion& aRegion)
  53 {
  54   mId = aRegion.Id();
  55   mWidth = aRegion.Width();
  56   mLines = aRegion.Lines();
  57   mRegionAnchorX = aRegion.RegionAnchorX();
  58   mRegionAnchorY = aRegion.RegionAnchorY();
  59   mViewportAnchorX = aRegion.ViewportAnchorX();
  60   mViewportAnchorY = aRegion.ViewportAnchorY();
  61   mScroll = aRegion.Scroll();
  62 }
  63
  64 } //namespace dom
  65 } //namespace mozilla
  66