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@MarcinusX MarcinusX/line.dart Secret
Created Jan 13, 2019

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class Line extends StatelessWidget {
final int lineNumber;
final List<Note> currentNotes;
const Line({Key key, this.currentNotes, this.lineNumber}) : super(key: key);
Widget build(BuildContext context) {
//get heights
double height = MediaQuery.of(context).size.height;
double tileHeight = height / 4;
//get only notes for that line
List<Note> thisLineNotes =
currentNotes.where((note) => note.line == lineNumber).toList();
//map notes to widgets
List<Widget> tiles = {
//specify note distance from top
int index = currentNotes.indexOf(note);
double offset = (3 - index) * tileHeight;
return Transform.translate(
offset: Offset(0, offset),
child: Tile(
height: tileHeight,
state: note.state,
return SizedBox.expand(
child: Stack(
children: tiles,
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