part of cool_ui; class ScreenUtil { static double _screenWidth; static double _screenHeight; static double _screenDensity; static double _statusBarHeight; static double _appBarHeight; static MediaQueryData _mediaQueryData; static ScreenUtil singleton = new ScreenUtil(); static ScreenUtil getInstance() { return singleton; } void init(BuildContext context) { MediaQueryData mediaQuery = MediaQuery.of(context); _mediaQueryData = mediaQuery; _screenWidth = mediaQuery.size.width; _screenHeight = mediaQuery.size.height; _screenDensity = mediaQuery.devicePixelRatio; _statusBarHeight = mediaQuery.padding.top; _appBarHeight = kToolbarHeight; } ///screen width static double get screenWidth => _screenWidth; ///screen height static double get screenHeight => _screenHeight; ///appBar height static double get appBarHeight => _appBarHeight; ///screen density static double get screenDensity => _screenDensity; ///status bar Height static double get statusBarHeight => _statusBarHeight; static MediaQueryData get mediaQueryData => _mediaQueryData; static double getScreenWidth(BuildContext context) { MediaQueryData mediaQuery = MediaQuery.of(context); return mediaQuery.size.width; } static double getScreenHeight(BuildContext context) { MediaQueryData mediaQuery = MediaQuery.of(context); return mediaQuery.size.height; } static Orientation getOrientation(BuildContext context) { MediaQueryData mediaQuery = MediaQuery.of(context); return mediaQuery.orientation; } }