Commit 93307450 authored by Mike Conley's avatar Mike Conley
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Bug 1536219 - Account for CSS scale factor when positioning Picture-in-Picture... 

Bug 1536219 - Account for CSS scale factor when positioning Picture-in-Picture window. r=JSON_voorhees

Differential Revision: https://phabricator.services.mozilla.com/D25842

--HG--
extra : moz-landing-system : lando
parent 0ccb72a3

toolkit/components/pictureinpicture/PictureInPicture.jsm

+6 −0
Original line number Diff line number Diff line
@@ -116,6 +116,12 @@ var PictureInPicture = { 
    screen.GetAvailRectDisplayPix(screenLeft, screenTop, screenWidth,

                                  screenHeight);



    // We have to divide these dimensions by the CSS scale factor for the

    // display in order for the video to be positioned correctly on displays

    // that are not at a 1.0 scaling.

    screenWidth.value = screenWidth.value / screen.defaultCSSScaleFactor;

    screenHeight.value = screenHeight.value / screen.defaultCSSScaleFactor;



    // For now, the Picture in Picture window will be a maximum of a quarter

    // of the screen height, and a third of the screen width.

    const MAX_HEIGHT = screenHeight.value / 4;