showoverlay wrong size

[haygcao]

@X-SLAYER " await FlutterOverlayWindow.showOverlay( enableDrag: true, overlayTitle: "Incoming call", overlayContent: "name:${callerIdData.phoneNumber},region:${callerIdData.countryName},carrier:${callerIdData.carrier}", alignment: OverlayAlignment.center, flag: OverlayFlag.defaultFlag, visibility: overlay.NotificationVisibility.visibilityPublic, positionGravity: PositionGravity.auto, height: (styleProvider.windowHeight * MediaQuery.of(context).devicePixelRatio).toInt(), width: (styleProvider.windowWidth * MediaQuery.of(context).devicePixelRatio).toInt(), startPosition: storedPosition!, );" The first picture above are the preview from a widget. and everything seems right. then second one is the incoming call mock, but it can only show a part of the overlay, I was trying to figure it out, still have no idea. But when I put [WindowSize.fullCover] [WindowSize.matchParent]. the overlay can be shown. await FlutterOverlayWindow.showOverlay( enableDrag: true, overlayTitle: "Incoming Call", overlayContent: "name:${callerIdData.phoneNumber},region:${callerIdData.countryName},carrier:${callerIdData.carrier}", alignment: OverlayAlignment.center, flag: OverlayFlag.defaultFlag, visibility: overlay.NotificationVisibility.visibilityPublic, positionGravity: PositionGravity.auto, height: WindowSize.fullCover, width: WindowSize.matchParent, startPosition: storedPosition!, );