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platform-external-webrtc/modules/desktop_capture/win/screen_capture_utils.h
Yves Gerey 665174fdbb Reformat the WebRTC code base
Running clang-format with chromium's style guide.

The goal is n-fold:
 * providing consistency and readability (that's what code guidelines are for)
 * preventing noise with presubmit checks and git cl format
 * building on the previous point: making it easier to automatically fix format issues
 * you name it

Please consider using git-hyper-blame to ignore this commit.

Bug: webrtc:9340
Change-Id: I694567c4cdf8cee2860958cfe82bfaf25848bb87
Reviewed-on: https://webrtc-review.googlesource.com/81185
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23660}
2018-06-19 14:00:39 +00:00

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/*
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURE_UTILS_H_
#define MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURE_UTILS_H_
#include <string>
#include <vector>
#include "modules/desktop_capture/desktop_capturer.h"
namespace webrtc {
// Output the list of active screens into |screens|. Returns true if succeeded,
// or false if it fails to enumerate the display devices. If the |device_names|
// is provided, it will be filled with the DISPLAY_DEVICE.DeviceName in UTF-8
// encoding. If this function returns true, consumers can always assume that
// |screens|[i] and |device_names|[i] indicate the same monitor on the system.
bool GetScreenList(DesktopCapturer::SourceList* screens,
std::vector<std::string>* device_names = nullptr);
// Returns true if |screen| is a valid screen. The screen device key is
// returned through |device_key| if the screen is valid. The device key can be
// used in GetScreenRect to verify the screen matches the previously obtained
// id.
bool IsScreenValid(DesktopCapturer::SourceId screen, std::wstring* device_key);
// Get the rect of the entire system in system coordinate system. I.e. the
// primary monitor always starts from (0, 0).
DesktopRect GetFullscreenRect();
// Get the rect of the screen identified by |screen|, relative to the primary
// display's top-left. If the screen device key does not match |device_key|, or
// the screen does not exist, or any error happens, an empty rect is returned.
DesktopRect GetScreenRect(DesktopCapturer::SourceId screen,
const std::wstring& device_key);
} // namespace webrtc
#endif // MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURE_UTILS_H_