// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/test/fake_ui_resource_layer_tree_host_impl.h"

#include "cc/resources/ui_resource_bitmap.h"
#include "cc/test/fake_layer_tree_host_impl.h"

namespace cc {

FakeUIResourceLayerTreeHostImpl::FakeUIResourceLayerTreeHostImpl(
    TaskRunnerProvider* task_runner_provider,
    SharedBitmapManager* manager,
    TaskGraphRunner* task_graph_runner)
    : FakeLayerTreeHostImpl(task_runner_provider, manager, task_graph_runner) {}

FakeUIResourceLayerTreeHostImpl::~FakeUIResourceLayerTreeHostImpl() {}

void FakeUIResourceLayerTreeHostImpl::CreateUIResource(
    UIResourceId uid,
    const UIResourceBitmap& bitmap) {
  if (ResourceIdForUIResource(uid))
    DeleteUIResource(uid);

  UIResourceData data;
  data.resource_id = resource_provider()->CreateResource(
      bitmap.GetSize(), ResourceProvider::TEXTURE_HINT_IMMUTABLE, RGBA_8888);

  data.size = bitmap.GetSize();
  data.opaque = bitmap.GetOpaque();
  fake_ui_resource_map_[uid] = data;
}

void FakeUIResourceLayerTreeHostImpl::DeleteUIResource(UIResourceId uid) {
  ResourceId id = ResourceIdForUIResource(uid);
  if (id)
    fake_ui_resource_map_.erase(uid);
}

ResourceId FakeUIResourceLayerTreeHostImpl::ResourceIdForUIResource(
    UIResourceId uid) const {
  UIResourceMap::const_iterator iter = fake_ui_resource_map_.find(uid);
  if (iter != fake_ui_resource_map_.end())
    return iter->second.resource_id;
  return 0;
}

bool FakeUIResourceLayerTreeHostImpl::IsUIResourceOpaque(UIResourceId uid)
    const {
  UIResourceMap::const_iterator iter = fake_ui_resource_map_.find(uid);
  DCHECK(iter != fake_ui_resource_map_.end());
  return iter->second.opaque;
}

}  // namespace cc