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// Copyright (c) 2012 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 "ash/screen_ash.h"

#include "ash/shell.h"
#include "ash/wm/shelf_layout_manager.h"
#include "base/logging.h"
#include "ui/aura/env.h"
#include "ui/aura/monitor_manager.h"
#include "ui/aura/root_window.h"
#include "ui/gfx/monitor.h"
#include "ui/gfx/screen.h"

namespace ash {

namespace {
aura::MonitorManager* GetMonitorManager() {
  return aura::Env::GetInstance()->monitor_manager();
}
}  // namespace

ScreenAsh::ScreenAsh(aura::RootWindow* root_window)
    : root_window_(root_window) {
}

ScreenAsh::~ScreenAsh() {
}

// static
gfx::Rect ScreenAsh::GetMaximizedWindowBounds(aura::Window* window) {
  return Shell::GetInstance()->shelf()->GetMaximizedWindowBounds(window);
}

// static
gfx::Rect ScreenAsh::GetUnmaximizedWorkAreaBounds(aura::Window* window) {
  return Shell::GetInstance()->shelf()->GetUnmaximizedWorkAreaBounds(window);
}

gfx::Point ScreenAsh::GetCursorScreenPoint() {
  return root_window_->last_mouse_location();
}

gfx::NativeWindow ScreenAsh::GetWindowAtCursorScreenPoint() {
  const gfx::Point point = gfx::Screen::GetCursorScreenPoint();
  return root_window_->GetTopWindowContainingPoint(point);
}

int ScreenAsh::GetNumMonitors() {
  return GetMonitorManager()->GetNumMonitors();
}

gfx::Monitor ScreenAsh::GetMonitorNearestWindow(gfx::NativeView window) const {
  return GetMonitorManager()->GetMonitorNearestWindow(window);
}

gfx::Monitor ScreenAsh::GetMonitorNearestPoint(const gfx::Point& point) const {
  return GetMonitorManager()->GetMonitorNearestPoint(point);
}

gfx::Monitor ScreenAsh::GetPrimaryMonitor() const {
  return GetMonitorManager()->GetMonitorAt(0);
}

}  // namespace ash