Reputation: 79
onPanEnd: (details) {
pointsList.add(null);
pointsStream.add(pointsList);
},
class DrawModel {
final Offset offset;
final Paint paint;
DrawModel({required this.offset, required this.paint});
}
Error:The argument type 'Null' can't be assigned to the parameter type 'DrawModel
Upvotes: 2
Views: 414
Reputation: 12673
Is this what you're looking for?
List<DrawModel?> pointList = [];
Upvotes: 2