cc/blink/web_compositor_animation_timeline_impl.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "cc/blink/web_compositor_animation_timeline_impl.h"
   6
   7 #include "cc/animation/animation_id_provider.h"
   8 #include "cc/animation/animation_player.h"
   9 #include "cc/animation/animation_timeline.h"
  10 #include "cc/blink/web_compositor_animation_player_impl.h"
  11 #include "third_party/WebKit/public/platform/WebCompositorAnimationPlayerClient.h"
  12
  13 using cc::AnimationTimeline;
  14
  15 namespace cc_blink {
  16
  17 WebCompositorAnimationTimelineImpl::WebCompositorAnimationTimelineImpl()
  18     : animation_timeline_(AnimationTimeline::Create(
  19           cc::AnimationIdProvider::NextTimelineId())) {
  20 }
  21
  22 WebCompositorAnimationTimelineImpl::~WebCompositorAnimationTimelineImpl() {
  23 }
  24
  25 cc::AnimationTimeline* WebCompositorAnimationTimelineImpl::animation_timeline()
  26     const {
  27   return animation_timeline_.get();
  28 }
  29
  30 void WebCompositorAnimationTimelineImpl::playerAttached(
  31     const blink::WebCompositorAnimationPlayerClient& client) {
  32   if (client.compositorPlayer())
  33     animation_timeline_->AttachPlayer(
  34         static_cast<WebCompositorAnimationPlayerImpl*>(
  35             client.compositorPlayer())->animation_player());
  36 }
  37
  38 void WebCompositorAnimationTimelineImpl::playerDestroyed(
  39     const blink::WebCompositorAnimationPlayerClient& client) {
  40   if (client.compositorPlayer())
  41     animation_timeline_->DetachPlayer(
  42         static_cast<WebCompositorAnimationPlayerImpl*>(
  43             client.compositorPlayer())->animation_player());
  44 }
  45
  46 }  // namespace cc_blink