ozone/platform/wayland: Implement SurfaceOzoneEGL

ui/ozone/platform/wayland/wayland_egl_surface.h

+// 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.
+
+#ifndef UI_OZONE_PLATFORM_WAYLAND_WAYLAND_EGL_SURFACE_H_
+#define UI_OZONE_PLATFORM_WAYLAND_WAYLAND_EGL_SURFACE_H_
+
+#include "ui/gfx/geometry/size.h"
+#include "ui/gfx/vsync_provider.h"
+#include "ui/ozone/public/surface_ozone_egl.h"
+
+struct wl_egl_window;
+
+namespace ui {
+
+class WaylandWindow;
+
+struct EGLWindowDeleter {
+  void operator()(wl_egl_window* egl_window);
+};
+
+class WaylandEGLSurface : public SurfaceOzoneEGL {
+ public:
+  WaylandEGLSurface(WaylandWindow* window, const gfx::Size& size);
+  ~WaylandEGLSurface() override;
+
+  bool Initialize();
+
+  // SurfaceOzoneEGL
+  intptr_t GetNativeWindow() override;
+  bool ResizeNativeWindow(const gfx::Size& viewport_size) override;
+  bool OnSwapBuffers() override;
+  void OnSwapBuffersAsync(const SwapCompletionCallback& callback) override;
+  scoped_ptr<gfx::VSyncProvider> CreateVSyncProvider() override;
+  void* /* EGLConfig */ GetEGLSurfaceConfig(
+      const EglConfigCallbacks& egl) override;
+
+ private:
+  WaylandWindow* window_;
+
+  gfx::Size size_;
+  scoped_ptr<wl_egl_window, EGLWindowDeleter> egl_window_;
+
+  DISALLOW_COPY_AND_ASSIGN(WaylandEGLSurface);
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_WAYLAND_WAYLAND_EGL_SURFACE_H_