cc/surfaces/surface_factory.cc

   1 // Copyright 2014 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/surfaces/surface_factory.h"
   6
   7 #include "cc/output/compositor_frame.h"
   8 #include "cc/surfaces/surface.h"
   9 #include "cc/surfaces/surface_manager.h"
  10 #include "ui/gfx/geometry/size.h"
  11
  12 namespace cc {
  13 SurfaceFactory::SurfaceFactory(SurfaceManager* manager,
  14                                SurfaceFactoryClient* client)
  15     : manager_(manager), client_(client), holder_(client) {
  16 }
  17
  18 SurfaceFactory::~SurfaceFactory() {
  19   DCHECK_EQ(0u, surface_map_.size());
  20 }
  21
  22 void SurfaceFactory::Create(SurfaceId surface_id, const gfx::Size& size) {
  23   scoped_ptr<Surface> surface(new Surface(surface_id, size, this));
  24   manager_->RegisterSurface(surface.get());
  25   DCHECK(!surface_map_.count(surface_id));
  26   surface_map_.add(surface_id, surface.Pass());
  27 }
  28
  29 void SurfaceFactory::Destroy(SurfaceId surface_id) {
  30   OwningSurfaceMap::iterator it = surface_map_.find(surface_id);
  31   DCHECK(it != surface_map_.end());
  32   DCHECK(it->second->factory() == this);
  33   manager_->DeregisterSurface(surface_id);
  34   surface_map_.erase(it);
  35 }
  36
  37 void SurfaceFactory::SubmitFrame(SurfaceId surface_id,
  38                                  scoped_ptr<CompositorFrame> frame) {
  39   OwningSurfaceMap::iterator it = surface_map_.find(surface_id);
  40   DCHECK(it != surface_map_.end());
  41   DCHECK(it->second->factory() == this);
  42   it->second->QueueFrame(frame.Pass());
  43 }
  44
  45 void SurfaceFactory::ReceiveFromChild(
  46     const TransferableResourceArray& resources) {
  47   holder_.ReceiveFromChild(resources);
  48 }
  49
  50 void SurfaceFactory::RefResources(const TransferableResourceArray& resources) {
  51   holder_.RefResources(resources);
  52 }
  53
  54 void SurfaceFactory::UnrefResources(const ReturnedResourceArray& resources) {
  55   holder_.UnrefResources(resources);
  56 }
  57
  58 }  // namespace cc