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// Copyright 2013 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 <stdint.h>
#include <map>
#include <memory>
#include "base/macros.h"
#include "ui/display/display.h"
#include "ui/display/display_layout.h"
#include "ui/display/manager/display_manager_export.h"
namespace display {
class DISPLAY_MANAGER_EXPORT DisplayLayoutStore {
// Set true to force mirror mode. This should only be used when tablet mode is
// turned on/off.
void set_forced_mirror_mode_for_tablet(bool forced) {
forced_mirror_mode_for_tablet_ = forced;
bool forced_mirror_mode_for_tablet() const {
return forced_mirror_mode_for_tablet_;
void SetDefaultDisplayPlacement(const DisplayPlacement& placement);
// Registers the display layout info for the specified display(s).
void RegisterLayoutForDisplayIdList(const DisplayIdList& list,
std::unique_ptr<DisplayLayout> layout);
// If no layout is registered, it creatas new layout using
// |default_display_layout_|.
const DisplayLayout& GetRegisteredDisplayLayout(const DisplayIdList& list);
// Update the default unified desktop mode in the display layout for
// |display_list|. This creates new display layout if no layout is
// registered for |display_list|.
void UpdateDefaultUnified(const DisplayIdList& display_list,
bool default_unified);
// Creates new layout for display list from |default_display_layout_|.
DisplayLayout* CreateDefaultDisplayLayout(const DisplayIdList& display_list);
// The default display placement.
DisplayPlacement default_display_placement_;
bool forced_mirror_mode_for_tablet_ = false;
// Display layout per list of devices.
std::map<DisplayIdList, std::unique_ptr<DisplayLayout>> layouts_;
} // namespace display