SymbolManager.cs :  » Game » Balder » SlotMachine » Objects » C# / CSharp Open Source

using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Collections;
using System.Linq;

namespace SlotMachine.Objects{
  public class SymbolCombination : IComparable
  {
    public SymbolType LeftSymbol { get; set; }
    public SymbolType CenterSymbol { get; set; }
    public SymbolType RightSymbol { get; set; }

    public int Score { get; set; }

    #region IComparable Members

    public int CompareTo(object obj)
    {
      return -((SymbolCombination)obj).Score.CompareTo(this.Score);
    }

    #endregion
  }

  public class SymbolManager 
  {
    public static readonly SymbolManager Instance = new SymbolManager();

    private SymbolCombination[] _combinations = new SymbolCombination[] {
      #region Combinations
      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Apple,
        CenterSymbol = SymbolType.Nothing,
        RightSymbol = SymbolType.Nothing,
        Score = 10
      },

      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Apple,
        CenterSymbol = SymbolType.Apple,
        RightSymbol = SymbolType.Nothing,
        Score = 20
      },

      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Apple,
        CenterSymbol = SymbolType.Apple,
        RightSymbol = SymbolType.Apple,
        Score = 30
      },

      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Banana,
        CenterSymbol = SymbolType.Banana,
        RightSymbol = SymbolType.Banana,
        Score = 50
      },

      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Lemon,
        CenterSymbol = SymbolType.Lemon,
        RightSymbol = SymbolType.Lemon,
        Score = 100
      },

      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Pineapple,
        CenterSymbol = SymbolType.Pineapple,
        RightSymbol = SymbolType.Pineapple,
        Score = 200
      },

      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Bell,
        CenterSymbol = SymbolType.Bell,
        RightSymbol = SymbolType.Bell,
        Score = 500
      },

      new SymbolCombination() 
      { 
        LeftSymbol = SymbolType.Goldbar,
        CenterSymbol = SymbolType.Goldbar,
        RightSymbol = SymbolType.Goldbar,
        Score = 1000
      }
      #endregion
    };

    private SymbolManager()
    {
    }


    public int CheckScore(Wheels wheels)
    {
      var combinations = from combination in this._combinations
                 orderby combination.Score descending
                 select combination;

      Wheel[] wheelsToCheck = new Wheel[] {
        wheels.LeftWheel,
        wheels.CenterWheel,
        wheels.RightWheel
      };

      SymbolType[] combinationSymbolTypes = new SymbolType[3];

      var sortedWheels = from wheel in wheelsToCheck
                 orderby wheel.Symbol.SymbolType
                 select wheel;

      foreach (var combination in combinations)
      {
        int combinationCount = 0;
        combinationSymbolTypes[0] = combination.LeftSymbol;
        combinationSymbolTypes[1] = combination.CenterSymbol;
        combinationSymbolTypes[2] = combination.RightSymbol;

        int combinationIndex = 0;
        foreach (var wheel in sortedWheels)
        {
          SymbolType combinationType = combinationSymbolTypes[combinationIndex];
          combinationIndex++;
          
          if (combinationType == SymbolType.Nothing ||
            wheel.Symbol.SymbolType == combinationType)
          {
            if (wheel.Symbol.SymbolType == combinationType)
            {
              wheel.GivesScore = true;
            }
            combinationCount++;
          }
        }

        if (combinationCount == 3)
        {
          return combination.Score;
        }
        else
        {
          foreach (Wheel wheel in wheelsToCheck)
          {
            wheel.GivesScore = false;
          }
        }
      }

      return 0;
    }


  }
}