| // 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 "chrome/browser/extensions/api/system_display/display_info_provider.h" |
| |
| #include "base/strings/string_number_conversions.h" |
| #include "ui/gfx/display.h" |
| #include "ui/gfx/screen.h" |
| |
| namespace extensions { |
| |
| namespace { |
| |
| // Converts Rotation enum to integer. |
| int RotationToDegrees(gfx::Display::Rotation rotation) { |
| switch (rotation) { |
| case gfx::Display::ROTATE_0: |
| return 0; |
| case gfx::Display::ROTATE_90: |
| return 90; |
| case gfx::Display::ROTATE_180: |
| return 180; |
| case gfx::Display::ROTATE_270: |
| return 270; |
| } |
| return 0; |
| } |
| |
| // Creates new DisplayUnitInfo struct for |display|. |
| extensions::api::system_display::DisplayUnitInfo* |
| CreateDisplayUnitInfo(const gfx::Display& display, int64 primary_display_id) { |
| extensions::api::system_display::DisplayUnitInfo* unit = |
| new extensions::api::system_display::DisplayUnitInfo(); |
| const gfx::Rect& bounds = display.bounds(); |
| const gfx::Rect& work_area = display.work_area(); |
| unit->id = base::Int64ToString(display.id()); |
| unit->is_primary = (display.id() == primary_display_id); |
| unit->is_internal = display.IsInternal(); |
| unit->is_enabled = true; |
| unit->rotation = RotationToDegrees(display.rotation()); |
| unit->bounds.left = bounds.x(); |
| unit->bounds.top = bounds.y(); |
| unit->bounds.width = bounds.width(); |
| unit->bounds.height = bounds.height(); |
| unit->work_area.left = work_area.x(); |
| unit->work_area.top = work_area.y(); |
| unit->work_area.width = work_area.width(); |
| unit->work_area.height = work_area.height(); |
| return unit; |
| } |
| |
| DisplayInfoProvider* g_display_info_provider = NULL; |
| |
| } // namespace |
| |
| |
| DisplayInfoProvider::DisplayInfoProvider() {} |
| |
| DisplayInfoProvider::~DisplayInfoProvider() {} |
| |
| DisplayInfoProvider* DisplayInfoProvider::Get() { |
| if (g_display_info_provider == NULL) |
| g_display_info_provider = new DisplayInfoProvider(); |
| return g_display_info_provider; |
| } |
| |
| void DisplayInfoProvider::InitializeForTesting( |
| DisplayInfoProvider* display_info_provider) { |
| DCHECK(display_info_provider); |
| g_display_info_provider = display_info_provider; |
| } |
| |
| DisplayInfo DisplayInfoProvider::GetAllDisplaysInfo() { |
| // TODO(scottmg): Native is wrong http://crbug.com/133312 |
| gfx::Screen* screen = gfx::Screen::GetNativeScreen(); |
| int64 primary_id = screen->GetPrimaryDisplay().id(); |
| std::vector<gfx::Display> displays = screen->GetAllDisplays(); |
| DisplayInfo all_displays; |
| for (int i = 0; i < screen->GetNumDisplays(); ++i) { |
| linked_ptr<extensions::api::system_display::DisplayUnitInfo> unit( |
| CreateDisplayUnitInfo(displays[i], primary_id)); |
| UpdateDisplayUnitInfoForPlatform(displays[i], unit.get()); |
| all_displays.push_back(unit); |
| } |
| return all_displays; |
| } |
| |
| } // namespace extensions |