cc/test/fake_picture_layer_tiling_client.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_picture_layer_tiling_client.h"
   6
   7 #include <limits>
   8
   9 #include "base/thread_task_runner_handle.h"
  10 #include "cc/test/fake_picture_pile_impl.h"
  11 #include "cc/test/fake_tile_manager.h"
  12
  13 namespace cc {
  14
  15 FakePictureLayerTilingClient::FakePictureLayerTilingClient()
  16     : tile_manager_(new FakeTileManager(&tile_manager_client_)),
  17       pile_(FakePicturePileImpl::CreateInfiniteFilledPile()),
  18       twin_set_(nullptr),
  19       twin_tiling_(nullptr),
  20       has_valid_tile_priorities_(true) {
  21 }
  22
  23 FakePictureLayerTilingClient::FakePictureLayerTilingClient(
  24     ResourceProvider* resource_provider)
  25     : resource_pool_(
  26           ResourcePool::Create(resource_provider,
  27                                base::ThreadTaskRunnerHandle::Get().get(),
  28                                GL_TEXTURE_2D)),
  29       tile_manager_(
  30           new FakeTileManager(&tile_manager_client_, resource_pool_.get())),
  31       pile_(FakePicturePileImpl::CreateInfiniteFilledPile()),
  32       twin_set_(nullptr),
  33       twin_tiling_(nullptr),
  34       has_valid_tile_priorities_(true) {}
  35
  36 FakePictureLayerTilingClient::~FakePictureLayerTilingClient() {
  37 }
  38
  39 ScopedTilePtr FakePictureLayerTilingClient::CreateTile(
  40     const Tile::CreateInfo& info) {
  41   return tile_manager_->CreateTile(info, 0, 0, 0);
  42 }
  43
  44 void FakePictureLayerTilingClient::SetTileSize(const gfx::Size& tile_size) {
  45   tile_size_ = tile_size;
  46 }
  47
  48 gfx::Size FakePictureLayerTilingClient::CalculateTileSize(
  49     const gfx::Size& /* content_bounds */) const {
  50   return tile_size_;
  51 }
  52
  53 bool FakePictureLayerTilingClient::HasValidTilePriorities() const {
  54   return has_valid_tile_priorities_;
  55 }
  56
  57 const Region* FakePictureLayerTilingClient::GetPendingInvalidation() {
  58   return &invalidation_;
  59 }
  60
  61 const PictureLayerTiling*
  62 FakePictureLayerTilingClient::GetPendingOrActiveTwinTiling(
  63     const PictureLayerTiling* tiling) const {
  64   if (!twin_set_)
  65     return twin_tiling_;
  66   for (size_t i = 0; i < twin_set_->num_tilings(); ++i) {
  67     if (twin_set_->tiling_at(i)->contents_scale() == tiling->contents_scale())
  68       return twin_set_->tiling_at(i);
  69   }
  70   return nullptr;
  71 }
  72
  73 bool FakePictureLayerTilingClient::RequiresHighResToDraw() const {
  74   return false;
  75 }
  76
  77 }  // namespace cc