WindowMetrics 화면 크기 등

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
    WindowMetrics windowMetrics = getWindowManager().getCurrentWindowMetrics();
    Log.e(TAG, windowMetrics.getBounds().width() + " : " + windowMetrics.getBounds().height());
} else {
    Display display = getWindowManager().getDefaultDisplay();
    DisplayMetrics displayMetrics = new DisplayMetrics();
    display.getRealMetrics(displayMetrics);
    Log.e(TAG, displayMetrics.widthPixels + " : " + displayMetrics.heightPixels);
}