PlayMaker/lib/grafico de pizza/controllers/contollers_grafico.dart

import 'package:flutter/material.dart';
import 'package:playmaker/grafico%20de%20pizza/dados_grafico.dart';

class PieChartController extends ChangeNotifier {
  PieChartData _chartData = PieChartData(victories: 25, defeats: 10);
  
  PieChartData get chartData => _chartData;
  
  void updateData({int? victories, int? defeats, int? draws}) {
    _chartData = PieChartData(
      victories: victories ?? _chartData.victories,
      defeats: defeats ?? _chartData.defeats,
      draws: draws ?? _chartData.draws,
    );
    notifyListeners();
  }
  
  void incrementVictories() {
    updateData(victories: _chartData.victories + 1);
  }
  
  void incrementDefeats() {
    updateData(defeats: _chartData.defeats + 1);
  }
  
  void reset() {
    updateData(victories: 0, defeats: 0, draws: 0);
  }
}