ScreenWin Testability and Restructuring

ui/gfx/win/screen_win_display.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 "ui/gfx/win/screen_win_display.h"
+
+#include "ui/gfx/win/display_info.h"
+#include "ui/gfx/win/dpi.h"
+
+namespace {
+
+gfx::Display CreateDisplayFromDisplayInfo(
+    const gfx::win::DisplayInfo& display_info) {
+  gfx::Display display(display_info.id());
+  gfx::Rect dip_screen_bounds(
+      gfx::win::ScreenToDIPRect(display_info.screen_rect()));
+  display.set_bounds(dip_screen_bounds);
+  display.set_work_area(
+      gfx::win::ScreenToDIPRect(display_info.screen_work_rect()));
+  display.SetScaleAndBounds(display_info.device_scale_factor(),
+                            display_info.screen_rect());
+  display.set_rotation(display_info.rotation());
+  return display;
+}
+
+} // namespace
+
+namespace gfx {
+namespace win {
+
+ScreenWinDisplay::ScreenWinDisplay() = default;
+
+ScreenWinDisplay::ScreenWinDisplay(const DisplayInfo& display_info)
+    : display_(CreateDisplayFromDisplayInfo(display_info)),
+      pixel_bounds_(display_info.screen_rect()) {}
+
+}  // namespace win
+}  // namespace gfx