Move PlatformSceen to services/ui/display.

services/ui/ws/platform_screen_impl_ozone.cc

-// Copyright 2016 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 "services/ui/ws/platform_screen_impl_ozone.h"
-
-#include "base/memory/ptr_util.h"
-#include "base/sys_info.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/display/types/display_constants.h"
-#include "ui/display/types/display_snapshot.h"
-#include "ui/display/types/native_display_delegate.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/ozone/public/ozone_platform.h"
-
-namespace ui {
-
-namespace ws {
-namespace {
-
-// TODO(rjkroege): Remove this code once ozone headless has the same
-// display creation semantics as ozone drm.
-// Some ozone platforms do not configure physical displays and so do not
-// callback into this class via the implementation of NativeDisplayObserver.
-// FixedSizeScreenConfiguration() short-circuits the implementation of display
-// configuration in this case by calling the |callback| provided to
-// ConfigurePhysicalDisplay() with a hard-coded |id| and |bounds|.
-void FixedSizeScreenConfiguration(
-    const PlatformScreen::ConfiguredDisplayCallback& callback) {
-  callback.Run(1, gfx::Rect(1024, 768));
-}
-
-// Needed for DisplayConfigurator::ForceInitialConfigure.
-const SkColor kChromeOsBootColor = SkColorSetRGB(0xfe, 0xfe, 0xfe);
-
-}  // namespace
-
-// static
-std::unique_ptr<PlatformScreen> PlatformScreen::Create() {
-  return base::MakeUnique<PlatformScreenImplOzone>();
-}
-
-PlatformScreenImplOzone::PlatformScreenImplOzone() {}
-
-PlatformScreenImplOzone::~PlatformScreenImplOzone() {
-  display_configurator_.RemoveObserver(this);
-}
-
-void PlatformScreenImplOzone::Init() {
-  display_configurator_.AddObserver(this);
-  display_configurator_.Init(
-      ui::OzonePlatform::GetInstance()->CreateNativeDisplayDelegate(), false);
-}
-
-void PlatformScreenImplOzone::ConfigurePhysicalDisplay(
-    const PlatformScreen::ConfiguredDisplayCallback& callback) {
-  if (base::SysInfo::IsRunningOnChromeOS()) {
-    callback_ = callback;
-    display_configurator_.ForceInitialConfigure(kChromeOsBootColor);
-  } else {
-    // PostTask()ed to maximize control flow similarity with the ChromeOS case.
-    base::ThreadTaskRunnerHandle::Get()->PostTask(
-        FROM_HERE, base::Bind(&FixedSizeScreenConfiguration, callback));
-  }
-}
-
-void PlatformScreenImplOzone::OnDisplayModeChanged(
-    const ui::DisplayConfigurator::DisplayStateList& displays) {
-  // TODO(kylechar): Remove checks when multiple display support is added.
-  CHECK(displays.size() == 1) << "Mus only supports one 1 display";
-  CHECK(!callback_.is_null());
-
-  gfx::Point origin;
-  for (auto display : displays) {
-    const ui::DisplayMode* current_mode = display->current_mode();
-    gfx::Rect bounds(origin, current_mode->size());
-
-    callback_.Run(display->display_id(), bounds);
-
-    // Move the origin so that next display is to the right of current display.
-    origin.Offset(current_mode->size().width(), 0);
-  }
-
-  callback_.Reset();
-}
-
-void PlatformScreenImplOzone::OnDisplayModeChangeFailed(
-    const ui::DisplayConfigurator::DisplayStateList& displays,
-    MultipleDisplayState failed_new_state) {
-  LOG(ERROR) << "OnDisplayModeChangeFailed from DisplayConfigurator";
-  callback_.Reset();
-}
-
-}  // namespace ws
-}  // namespace ui