Move mus to //services/ui

components/mus/ws/server_window_surface_manager.cc

-// Copyright 2015 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 "components/mus/ws/server_window_surface_manager.h"
-
-#include "components/mus/surfaces/surfaces_state.h"
-#include "components/mus/ws/server_window.h"
-#include "components/mus/ws/server_window_delegate.h"
-#include "components/mus/ws/server_window_surface.h"
-
-namespace mus {
-namespace ws {
-
-ServerWindowSurfaceManager::ServerWindowSurfaceManager(ServerWindow* window)
-    : window_(window),
-      surface_id_allocator_(
-          window->delegate()->GetSurfacesState()->next_id_namespace()),
-      waiting_for_initial_frames_(
-          window_->properties().count(mus::mojom::kWaitForUnderlay_Property) >
-          0) {
-  surface_id_allocator_.RegisterSurfaceIdNamespace(GetSurfaceManager());
-}
-
-ServerWindowSurfaceManager::~ServerWindowSurfaceManager() {
-  // Explicitly clear the type to surface manager so that this manager
-  // is still valid prior during ~ServerWindowSurface.
-  type_to_surface_map_.clear();
-}
-
-bool ServerWindowSurfaceManager::ShouldDraw() {
-  if (!waiting_for_initial_frames_)
-    return true;
-
-  waiting_for_initial_frames_ =
-      !IsSurfaceReadyAndNonEmpty(mojom::SurfaceType::DEFAULT) ||
-      !IsSurfaceReadyAndNonEmpty(mojom::SurfaceType::UNDERLAY);
-  return !waiting_for_initial_frames_;
-}
-
-void ServerWindowSurfaceManager::CreateSurface(
-    mojom::SurfaceType surface_type,
-    mojo::InterfaceRequest<mojom::Surface> request,
-    mojom::SurfaceClientPtr client) {
-  std::unique_ptr<ServerWindowSurface> surface(
-      new ServerWindowSurface(this, std::move(request), std::move(client)));
-  if (!HasAnySurface()) {
-    // Only one SurfaceFactoryClient can be registered per surface id namespace,
-    // so register the first one.  Since all surfaces created by this manager
-    // represent the same window, the begin frame source can be shared by
-    // all surfaces created here.
-    surface->RegisterForBeginFrames();
-  }
-  type_to_surface_map_[surface_type] = std::move(surface);
-}
-
-ServerWindowSurface* ServerWindowSurfaceManager::GetDefaultSurface() const {
-  return GetSurfaceByType(mojom::SurfaceType::DEFAULT);
-}
-
-ServerWindowSurface* ServerWindowSurfaceManager::GetUnderlaySurface() const {
-  return GetSurfaceByType(mojom::SurfaceType::UNDERLAY);
-}
-
-ServerWindowSurface* ServerWindowSurfaceManager::GetSurfaceByType(
-    mojom::SurfaceType type) const {
-  auto iter = type_to_surface_map_.find(type);
-  return iter == type_to_surface_map_.end() ? nullptr : iter->second.get();
-}
-
-bool ServerWindowSurfaceManager::HasSurfaceOfType(
-    mojom::SurfaceType type) const {
-  return type_to_surface_map_.count(type) > 0;
-}
-
-bool ServerWindowSurfaceManager::HasAnySurface() const {
-  return GetDefaultSurface() || GetUnderlaySurface();
-}
-
-cc::SurfaceManager* ServerWindowSurfaceManager::GetSurfaceManager() {
-  return window()->delegate()->GetSurfacesState()->manager();
-}
-
-bool ServerWindowSurfaceManager::IsSurfaceReadyAndNonEmpty(
-    mojom::SurfaceType type) const {
-  auto iter = type_to_surface_map_.find(type);
-  if (iter == type_to_surface_map_.end())
-    return false;
-  if (iter->second->last_submitted_frame_size().IsEmpty())
-    return false;
-  const gfx::Size& last_submitted_frame_size =
-      iter->second->last_submitted_frame_size();
-  return last_submitted_frame_size.width() >= window_->bounds().width() &&
-         last_submitted_frame_size.height() >= window_->bounds().height();
-}
-
-cc::SurfaceId ServerWindowSurfaceManager::GenerateId() {
-  return surface_id_allocator_.GenerateId();
-}
-
-}  // namespace ws
-}  // namespace mus