Create mojom and StructTraits for ui/display/types/display_mode.cc

ui/display/mojo/display_mode_struct_traits.h

+// Copyright 2017 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_DISPLAY_MOJO_DISPLAY_MODE_STRUCT_TRAITS_H_
+#define UI_DISPLAY_MOJO_DISPLAY_MODE_STRUCT_TRAITS_H_
+
+#include "ui/display/types/display_mode.h"
+#include "ui/display/mojo/display_mode.mojom.h"
+#include "ui/gfx/geometry/size.h"
+
+namespace mojo {
+
+template <>
+struct StructTraits<display::mojom::DisplayModeDataView, display::DisplayMode> {
+  static const gfx::Size& size(const display::DisplayMode& display_mode) {
+    return display_mode.size();
+  }
+
+  static bool is_interlaced(const display::DisplayMode& display_mode) {
+    return display_mode.is_interlaced();
+  }
+
+  static float refresh_rate(const display::DisplayMode& display_mode) {
+    return display_mode.refresh_rate();
+  }
+
+  static bool Read(display::mojom::DisplayModeDataView data,
+                   display::DisplayMode* out) {
+    if (!data.ReadSize(&out->size_))
+      return false;
+
+    out->is_interlaced_ = data.is_interlaced();
+    out->refresh_rate_ = data.refresh_rate();
+
+    return true;
+  }
+};
+
+}  // namespace mojo
+
+#endif  // UI_DISPLAY_MOJO_DISPLAY_MODE_STRUCT_TRAITS_H_