ui/ozone/platform/cast/ozone_platform_cast.cc

   1 // Copyright 2015 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 "ui/ozone/platform/cast/ozone_platform_cast.h"
   6
   7 #include "base/command_line.h"
   8 #include "chromecast/public/cast_egl_platform.h"
   9 #include "chromecast/public/cast_egl_platform_shlib.h"
  10 #include "ui/ozone/common/native_display_delegate_ozone.h"
  11 #include "ui/ozone/platform/cast/gpu_platform_support_cast.h"
  12 #include "ui/ozone/platform/cast/overlay_manager_cast.h"
  13 #include "ui/ozone/platform/cast/platform_window_cast.h"
  14 #include "ui/ozone/platform/cast/surface_factory_cast.h"
  15 #include "ui/ozone/public/cursor_factory_ozone.h"
  16 #include "ui/ozone/public/gpu_platform_support_host.h"
  17 #include "ui/ozone/public/input_controller.h"
  18 #include "ui/ozone/public/ozone_platform.h"
  19 #include "ui/ozone/public/system_input_injector.h"
  20
  21 using chromecast::CastEglPlatform;
  22
  23 namespace ui {
  24 namespace {
  25
  26 // Ozone platform implementation for Cast.  Implements functionality
  27 // common to all Cast implementations:
  28 //  - Always one window with window size equal to display size
  29 //  - No input, cursor support
  30 //  - Relinquish GPU resources flow for switching to external applications
  31 // Meanwhile, platform-specific implementation details are abstracted out
  32 // to the CastEglPlatform interface.
  33 class OzonePlatformCast : public OzonePlatform {
  34  public:
  35   explicit OzonePlatformCast(scoped_ptr<CastEglPlatform> egl_platform)
  36       : egl_platform_(egl_platform.Pass()) {}
  37   ~OzonePlatformCast() override {}
  38
  39   // OzonePlatform implementation:
  40   SurfaceFactoryOzone* GetSurfaceFactoryOzone() override {
  41     return surface_factory_.get();
  42   }
  43   OverlayManagerOzone* GetOverlayManager() override {
  44     return overlay_manager_.get();
  45   }
  46   CursorFactoryOzone* GetCursorFactoryOzone() override {
  47     return cursor_factory_.get();
  48   }
  49   InputController* GetInputController() override {
  50     return input_controller_.get();
  51   }
  52   GpuPlatformSupport* GetGpuPlatformSupport() override {
  53     return gpu_platform_support_.get();
  54   }
  55   GpuPlatformSupportHost* GetGpuPlatformSupportHost() override {
  56     return gpu_platform_support_host_.get();
  57   }
  58   scoped_ptr<SystemInputInjector> CreateSystemInputInjector() override {
  59     return nullptr;  // no input injection support
  60   }
  61   scoped_ptr<PlatformWindow> CreatePlatformWindow(
  62       PlatformWindowDelegate* delegate,
  63       const gfx::Rect& bounds) override {
  64     return make_scoped_ptr<PlatformWindow>(
  65         new PlatformWindowCast(delegate, bounds));
  66   }
  67   scoped_ptr<NativeDisplayDelegate> CreateNativeDisplayDelegate() override {
  68     return make_scoped_ptr(new NativeDisplayDelegateOzone());
  69   }
  70   base::ScopedFD OpenClientNativePixmapDevice() const override {
  71     return base::ScopedFD();
  72   }
  73
  74   void InitializeUI() override {
  75     overlay_manager_.reset(new OverlayManagerCast());
  76     cursor_factory_.reset(new CursorFactoryOzone());
  77     input_controller_ = CreateStubInputController();
  78     gpu_platform_support_host_.reset(CreateStubGpuPlatformSupportHost());
  79   }
  80   void InitializeGPU() override {
  81     surface_factory_.reset(new SurfaceFactoryCast(egl_platform_.Pass()));
  82     gpu_platform_support_.reset(
  83         new GpuPlatformSupportCast(surface_factory_.get()));
  84   }
  85
  86  private:
  87   scoped_ptr<CastEglPlatform> egl_platform_;
  88   scoped_ptr<SurfaceFactoryCast> surface_factory_;
  89   scoped_ptr<CursorFactoryOzone> cursor_factory_;
  90   scoped_ptr<InputController> input_controller_;
  91   scoped_ptr<GpuPlatformSupportCast> gpu_platform_support_;
  92   scoped_ptr<GpuPlatformSupportHost> gpu_platform_support_host_;
  93   scoped_ptr<OverlayManagerOzone> overlay_manager_;
  94
  95   DISALLOW_COPY_AND_ASSIGN(OzonePlatformCast);
  96 };
  97
  98 }  // namespace
  99
 100 OzonePlatform* CreateOzonePlatformCast() {
 101   const std::vector<std::string>& argv =
 102       base::CommandLine::ForCurrentProcess()->argv();
 103   scoped_ptr<chromecast::CastEglPlatform> platform(
 104       chromecast::CastEglPlatformShlib::Create(argv));
 105   return new OzonePlatformCast(platform.Pass());
 106 }
 107
 108 }  // namespace ui