flutter_demo_energy/lib/widgets/energy_input_widget.dart

import 'package:flutter/material.dart';

import '../models/energy_model.dart';

class EnergyInputWidget extends StatelessWidget {
  const EnergyInputWidget({
    super.key,
    required this.e,
  });

  final EnergyModel e;

  @override
  Widget build(BuildContext context) {
    return Column(
      children: [
        Text("Mass ${e.mass.round()} kg"),
        Slider(
          value: e.mass,
          max: 50000,
          divisions: 1000,
          label: "Mass",
          onChanged: (double value) {
            e.mass = value;
          },
        ),
        Text("Initial Velocity ${e.vStart.round()} m/s"),
        Slider(
          value: e.vStart,
          max: 1000,
          divisions: 1000,
          onChanged: (double value) {
            e.vStart = value;
          },
        ),
      ],
    );
  }
}