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 "cc/test/fake_picture_pile_impl.h"
  10 #include "cc/test/fake_tile_manager.h"
  11
  12 namespace cc {
  13
  14 FakePictureLayerTilingClient::FakePictureLayerTilingClient()
  15     : tile_manager_(new FakeTileManager(&tile_manager_client_)),
  16       pile_(FakePicturePileImpl::CreateInfiniteFilledPile()),
  17       twin_set_(nullptr),
  18       twin_tiling_(nullptr),
  19       has_valid_tile_priorities_(true) {
  20 }
  21
  22 FakePictureLayerTilingClient::FakePictureLayerTilingClient(
  23     ResourceProvider* resource_provider)
  24     : resource_pool_(ResourcePool::Create(resource_provider, GL_TEXTURE_2D)),
  25       tile_manager_(
  26           new FakeTileManager(&tile_manager_client_, resource_pool_.get())),
  27       pile_(FakePicturePileImpl::CreateInfiniteFilledPile()),
  28       twin_set_(nullptr),
  29       twin_tiling_(nullptr),
  30       has_valid_tile_priorities_(true) {
  31 }
  32
  33 FakePictureLayerTilingClient::~FakePictureLayerTilingClient() {
  34 }
  35
  36 ScopedTilePtr FakePictureLayerTilingClient::CreateTile(float content_scale,
  37                                                        const gfx::Rect& rect) {
  38   return tile_manager_->CreateTile(tile_size_, rect, 1, 0, 0, 0);
  39 }
  40
  41 void FakePictureLayerTilingClient::SetTileSize(const gfx::Size& tile_size) {
  42   tile_size_ = tile_size;
  43 }
  44
  45 gfx::Size FakePictureLayerTilingClient::CalculateTileSize(
  46     const gfx::Size& /* content_bounds */) const {
  47   return tile_size_;
  48 }
  49
  50 bool FakePictureLayerTilingClient::HasValidTilePriorities() const {
  51   return has_valid_tile_priorities_;
  52 }
  53
  54 const Region* FakePictureLayerTilingClient::GetPendingInvalidation() {
  55   return &invalidation_;
  56 }
  57
  58 const PictureLayerTiling*
  59 FakePictureLayerTilingClient::GetPendingOrActiveTwinTiling(
  60     const PictureLayerTiling* tiling) const {
  61   if (!twin_set_)
  62     return twin_tiling_;
  63   for (size_t i = 0; i < twin_set_->num_tilings(); ++i) {
  64     if (twin_set_->tiling_at(i)->contents_scale() == tiling->contents_scale())
  65       return twin_set_->tiling_at(i);
  66   }
  67   return nullptr;
  68 }
  69
  70 bool FakePictureLayerTilingClient::RequiresHighResToDraw() const {
  71   return false;
  72 }
  73
  74 }  // namespace cc