Implement common Ozone interface for Chromecast.

chromecast/ozone/ozone_platform_chromecast.h

Index: chromecast/ozone/ozone_platform_chromecast.h
diff --git a/chromecast/ozone/ozone_platform_chromecast.h b/chromecast/ozone/ozone_platform_chromecast.h
new file mode 100644
index 0000000000000000000000000000000000000000..eea5cbb5479f8d6a163ef38ced1673b8b2213ae5
--- /dev/null
+++ b/chromecast/ozone/ozone_platform_chromecast.h
@@ -0,0 +1,58 @@
+// 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.
+
+#ifndef CHROMECAST_OZONE_OZONE_PLATFORM_CHROMECAST_H_
+#define CHROMECAST_OZONE_OZONE_PLATFORM_CHROMECAST_H_
+
+#include "chromecast/ozone/gpu_platform_support_chromecast.h"
+#include "chromecast/ozone/surface_factory_chromecast.h"
+#include "ui/ozone/public/ozone_platform.h"
+
+namespace chromecast {
+namespace ozone {
+
+class ChromecastEglPlatform;
+
+// Ozone platform implementation for Chromecast.  Implements functionality
+// common to all Chromecast implementations:
+//  - Always one window with window size equal to display size
+//  - No input, cursor support
+//  - Relinquish GPU resources flow for switching to external applications
+// Meanwhile, platform-specific implementation details are abstracted out
+// to the ChromecastEglPlatform interface.
+class OzonePlatformChromecast : public ui::OzonePlatform {
+ public:
+  OzonePlatformChromecast(scoped_ptr<ChromecastEglPlatform> egl_platform);

[lcwu1, 2015/03/27 00:51:42]

Add 'explicit' keyword.

[halliwell, 2015/03/27 01:45:02]

Done.

+  ~OzonePlatformChromecast() override;
+
+  // OzonePlatform implementation:
+  ui::SurfaceFactoryOzone* GetSurfaceFactoryOzone() override;
+  ui::CursorFactoryOzone* GetCursorFactoryOzone() override;
+  ui::InputController* GetInputController() override;
+  ui::GpuPlatformSupport* GetGpuPlatformSupport() override;
+  ui::GpuPlatformSupportHost* GetGpuPlatformSupportHost() override;
+  scoped_ptr<ui::SystemInputInjector> CreateSystemInputInjector() override;
+  scoped_ptr<ui::PlatformWindow> CreatePlatformWindow(
+      ui::PlatformWindowDelegate* delegate,
+      const gfx::Rect& bounds) override;
+  scoped_ptr<ui::NativeDisplayDelegate> CreateNativeDisplayDelegate() override;
+
+  void InitializeUI() override;
+  void InitializeGPU() override;
+
+ private:
+  scoped_ptr<ChromecastEglPlatform> egl_platform_;
+  scoped_ptr<SurfaceFactoryChromecast> surface_factory_ozone_;
+  scoped_ptr<ui::CursorFactoryOzone> cursor_factory_ozone_;
+  scoped_ptr<ui::InputController> input_controller_;
+  scoped_ptr<GpuPlatformSupportChromecast> gpu_platform_support_;
+  scoped_ptr<ui::GpuPlatformSupportHost> gpu_platform_support_host_;
+
+  DISALLOW_COPY_AND_ASSIGN(OzonePlatformChromecast);
+};
+
+}  // namespace ozone
+}  // namespace chromecast
+
+#endif  // CHROMECAST_OZONE_OZONE_PLATFORM_CHROMECAST_H_