cc/resources/tile_task_runner.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/resources/tile_task_runner.h"
   6
   7 #include <algorithm>
   8
   9 namespace cc {
  10
  11 TileTask::TileTask() : did_schedule_(false), did_complete_(false) {
  12 }
  13
  14 TileTask::~TileTask() {
  15   DCHECK(!did_schedule_);
  16   DCHECK(!did_run_ || did_complete_);
  17 }
  18
  19 ImageDecodeTask* TileTask::AsImageDecodeTask() {
  20   return NULL;
  21 }
  22
  23 RasterTask* TileTask::AsRasterTask() {
  24   return NULL;
  25 }
  26
  27 void TileTask::WillSchedule() {
  28   DCHECK(!did_schedule_);
  29 }
  30
  31 void TileTask::DidSchedule() {
  32   did_schedule_ = true;
  33   did_complete_ = false;
  34 }
  35
  36 bool TileTask::HasBeenScheduled() const {
  37   return did_schedule_;
  38 }
  39
  40 void TileTask::WillComplete() {
  41   DCHECK(!did_complete_);
  42 }
  43
  44 void TileTask::DidComplete() {
  45   DCHECK(did_schedule_);
  46   DCHECK(!did_complete_);
  47   did_schedule_ = false;
  48   did_complete_ = true;
  49 }
  50
  51 bool TileTask::HasCompleted() const {
  52   return did_complete_;
  53 }
  54
  55 ImageDecodeTask::ImageDecodeTask() {
  56 }
  57
  58 ImageDecodeTask::~ImageDecodeTask() {
  59 }
  60
  61 ImageDecodeTask* ImageDecodeTask::AsImageDecodeTask() {
  62   return this;
  63 }
  64
  65 RasterTask::RasterTask(const Resource* resource,
  66                        ImageDecodeTask::Vector* dependencies)
  67     : resource_(resource) {
  68   dependencies_.swap(*dependencies);
  69 }
  70
  71 RasterTask::~RasterTask() {
  72 }
  73
  74 RasterTask* RasterTask::AsRasterTask() {
  75   return this;
  76 }
  77
  78 TileTaskQueue::Item::Item(RasterTask* task, const TaskSetCollection& task_sets)
  79     : task(task), task_sets(task_sets) {
  80   DCHECK(task_sets.any());
  81 }
  82
  83 TileTaskQueue::Item::~Item() {
  84 }
  85
  86 TileTaskQueue::TileTaskQueue() {
  87 }
  88
  89 TileTaskQueue::~TileTaskQueue() {
  90 }
  91
  92 void TileTaskQueue::Swap(TileTaskQueue* other) {
  93   items.swap(other->items);
  94 }
  95
  96 void TileTaskQueue::Reset() {
  97   items.clear();
  98 }
  99
 100 }  // namespace cc