cc/test/fake_tile_manager.cc

   1 // Copyright 2012 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/test/fake_tile_manager.h"
   6
   7 #include <deque>
   8
   9 #include "base/lazy_instance.h"
  10 #include "cc/resources/rasterizer.h"
  11
  12 namespace cc {
  13
  14 namespace {
  15
  16 class FakeRasterizerImpl : public Rasterizer, public RasterizerTaskClient {
  17  public:
  18   // Overridden from Rasterizer:
  19   virtual void SetClient(RasterizerClient* client) OVERRIDE {}
  20   virtual void Shutdown() OVERRIDE {}
  21   virtual void ScheduleTasks(RasterTaskQueue* queue) OVERRIDE {
  22     for (RasterTaskQueue::Item::Vector::const_iterator it =
  23              queue->items.begin();
  24          it != queue->items.end();
  25          ++it) {
  26       RasterTask* task = it->task;
  27
  28       task->WillSchedule();
  29       task->ScheduleOnOriginThread(this);
  30       task->DidSchedule();
  31
  32       completed_tasks_.push_back(task);
  33     }
  34   }
  35   virtual void CheckForCompletedTasks() OVERRIDE {
  36     for (RasterTask::Vector::iterator it = completed_tasks_.begin();
  37          it != completed_tasks_.end();
  38          ++it) {
  39       RasterTask* task = it->get();
  40
  41       task->WillComplete();
  42       task->CompleteOnOriginThread(this);
  43       task->DidComplete();
  44
  45       task->RunReplyOnOriginThread();
  46     }
  47     completed_tasks_.clear();
  48   }
  49
  50   // Overridden from RasterizerTaskClient:
  51   virtual SkCanvas* AcquireCanvasForRaster(RasterTask* task) OVERRIDE {
  52     return NULL;
  53   }
  54   virtual void ReleaseCanvasForRaster(RasterTask* task) OVERRIDE {}
  55
  56  private:
  57   RasterTask::Vector completed_tasks_;
  58 };
  59 base::LazyInstance<FakeRasterizerImpl> g_fake_rasterizer =
  60     LAZY_INSTANCE_INITIALIZER;
  61
  62 }  // namespace
  63
  64 FakeTileManager::FakeTileManager(TileManagerClient* client)
  65     : TileManager(client,
  66                   base::MessageLoopProxy::current(),
  67                   NULL,
  68                   g_fake_rasterizer.Pointer(),
  69                   NULL) {}
  70
  71 FakeTileManager::FakeTileManager(TileManagerClient* client,
  72                                  ResourcePool* resource_pool)
  73     : TileManager(client,
  74                   base::MessageLoopProxy::current(),
  75                   resource_pool,
  76                   g_fake_rasterizer.Pointer(),
  77                   NULL) {}
  78
  79 FakeTileManager::~FakeTileManager() {}
  80
  81 void FakeTileManager::AssignMemoryToTiles(
  82     const GlobalStateThatImpactsTilePriority& state) {
  83   tiles_for_raster.clear();
  84
  85   SetGlobalStateForTesting(state);
  86   AssignGpuMemoryToTiles(&tiles_for_raster);
  87 }
  88
  89 bool FakeTileManager::HasBeenAssignedMemory(Tile* tile) {
  90   return std::find(tiles_for_raster.begin(),
  91                    tiles_for_raster.end(),
  92                    tile) != tiles_for_raster.end();
  93 }
  94
  95 void FakeTileManager::DidFinishRunningTasksForTesting() {
  96   DidFinishRunningTasks();
  97 }
  98
  99 void FakeTileManager::Release(Tile* tile) {
 100   TileManager::Release(tile);
 101   CleanUpReleasedTiles();
 102 }
 103
 104 }  // namespace cc