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Add a comment to explain the coordinate of GetWindowRectInVirtualScreen()

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CroppingWindowCapturer::GetWindowRectInVirtualScreen() expects to return a
rectangle in full desktop coordinate.

Bug: webrtc:7950
Change-Id: Id1b5de4d655cfc3f375434a696c77029c684880b
Reviewed-on: https://chromium-review.googlesource.com/651706
Reviewed-by: Jamie Walch <jamiewalch@chromium.org>
Commit-Queue: Zijie He <zijiehe@chromium.org>
Cr-Commit-Position: refs/heads/master@{#19700}
This commit is contained in:
Zijie He 2017-09-05 15:15:59 -07:00 committed by Commit Bot
parent 51ce0c0d2f
commit f75daa8cb9
1 changed files with 3 additions and 1 deletions
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4
webrtc/modules/desktop_capture/cropping_window_capturer.h
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@ -55,7 +55,9 @@ class CroppingWindowCapturer : public DesktopCapturer,
virtual bool ShouldUseScreenCapturer() = 0;
// Returns the window area relative to the top left of the virtual screen
// within the bounds of the virtual screen.
// within the bounds of the virtual screen. This function should return the
// DesktopRect in full desktop coordinates, i.e. the top-left monitor starts
// from (0, 0).
virtual DesktopRect GetWindowRectInVirtualScreen() = 0;
WindowId selected_window() const { return selected_window_; }