ScribblePlaceholder constructor

const ScribblePlaceholder({
  1. required Widget child,
  2. PlaceholderAlignment alignment = ui.PlaceholderAlignment.bottom,
  3. TextBaseline? baseline,
  4. required Size size,
})

Implementation

const ScribblePlaceholder({
  required super.child,
  super.alignment,
  super.baseline,
  required this.size,
  // ignore: unnecessary_null_comparison
})  : assert(child != null),
      assert(baseline != null ||
          !(identical(alignment, ui.PlaceholderAlignment.aboveBaseline) ||
              identical(alignment, ui.PlaceholderAlignment.belowBaseline) ||
              identical(alignment, ui.PlaceholderAlignment.baseline)));