1// Copyright 2014 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 "ash/screen_util.h"
6
7#include "ash/display/display_controller.h"
8#include "ash/display/display_manager.h"
9#include "ash/root_window_controller.h"
10#include "ash/shelf/shelf_layout_manager.h"
11#include "ash/shelf/shelf_widget.h"
12#include "ash/shell.h"
13#include "ash/wm/coordinate_conversion.h"
14#include "base/logging.h"
15#include "ui/aura/client/screen_position_client.h"
16#include "ui/aura/window_event_dispatcher.h"
17#include "ui/gfx/display.h"
18#include "ui/gfx/screen.h"
19
20namespace ash {
21
22namespace {
23DisplayManager* GetDisplayManager() {
24  return Shell::GetInstance()->display_manager();
25}
26}
27
28// static
29gfx::Display ScreenUtil::FindDisplayContainingPoint(const gfx::Point& point) {
30  return GetDisplayManager()->FindDisplayContainingPoint(point);
31}
32
33// static
34gfx::Rect ScreenUtil::GetMaximizedWindowBoundsInParent(aura::Window* window) {
35  if (GetRootWindowController(window->GetRootWindow())->shelf())
36    return GetDisplayWorkAreaBoundsInParent(window);
37  else
38    return GetDisplayBoundsInParent(window);
39}
40
41// static
42gfx::Rect ScreenUtil::GetDisplayBoundsInParent(aura::Window* window) {
43  return ConvertRectFromScreen(
44      window->parent(),
45      Shell::GetScreen()->GetDisplayNearestWindow(window).bounds());
46}
47
48// static
49gfx::Rect ScreenUtil::GetDisplayWorkAreaBoundsInParent(aura::Window* window) {
50  return ConvertRectFromScreen(
51      window->parent(),
52      Shell::GetScreen()->GetDisplayNearestWindow(window).work_area());
53}
54
55// static
56gfx::Rect ScreenUtil::ConvertRectToScreen(aura::Window* window,
57                                         const gfx::Rect& rect) {
58  gfx::Point point = rect.origin();
59  aura::client::GetScreenPositionClient(window->GetRootWindow())->
60      ConvertPointToScreen(window, &point);
61  return gfx::Rect(point, rect.size());
62}
63
64// static
65gfx::Rect ScreenUtil::ConvertRectFromScreen(aura::Window* window,
66                                           const gfx::Rect& rect) {
67  gfx::Point point = rect.origin();
68  aura::client::GetScreenPositionClient(window->GetRootWindow())->
69      ConvertPointFromScreen(window, &point);
70  return gfx::Rect(point, rect.size());
71}
72
73// static
74const gfx::Display& ScreenUtil::GetSecondaryDisplay() {
75  DisplayManager* display_manager = GetDisplayManager();
76  CHECK_LE(2U, display_manager->GetNumDisplays());
77  return display_manager->GetDisplayAt(0).id() ==
78      Shell::GetScreen()->GetPrimaryDisplay().id() ?
79      display_manager->GetDisplayAt(1) : display_manager->GetDisplayAt(0);
80}
81
82// static
83const gfx::Display& ScreenUtil::GetDisplayForId(int64 display_id) {
84  return GetDisplayManager()->GetDisplayForId(display_id);
85}
86
87}  // namespace ash
88