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130 lines
3.0 KiB
130 lines
3.0 KiB
using System;
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namespace MiniGames.Shared.Models
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{
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public class TicTacToeBrett
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{
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public const int LEER = -1;
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int[,] Felder;
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public int Groesse
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{
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get { return Felder.GetLength(0) * Felder.GetLength(1); }
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}
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public TicTacToeBrett()
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{
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Felder = new[,]
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{
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{ LEER, LEER, LEER },
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{ LEER, LEER, LEER },
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{ LEER, LEER, LEER },
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};
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}
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public TicTacToeBrett(int[,] werte)
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{
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Felder = new int[3, 3];
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if (werte == null)
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{
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werte = new int[0, 0];
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}
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for (int i = 0; i < Felder.GetLength(0); i++)
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{
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for (int j = 0; j < Felder.GetLength(1); j++)
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{
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if (i < werte.GetLength(0) && j < werte.GetLength(1))
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{
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Felder[i, j] = werte[i, j];
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}
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else
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{
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Felder[i, j] = LEER;
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}
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}
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}
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}
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public bool Gleich(TicTacToeBrett anderes)
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{
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for (int i = 0; i < Groesse; i++)
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{
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if (Get(i) != anderes.Get(i))
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{
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return false;
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}
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}
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return true;
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}
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public int Get(int pos)
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{
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int x = pos % 3;
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int y = pos / 3;
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return Felder[x, y];
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}
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public bool Set(int pos, int wert)
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{
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int x = pos % 3;
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int y = pos / 3;
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try
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{
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if (Felder[x, y] == LEER)
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{
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Felder[x, y] = wert;
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return true;
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}
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}
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catch (IndexOutOfRangeException e)
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{
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// absichtlich leer
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}
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return false;
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}
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public bool Voll()
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{
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for (int i = 0; i < Groesse; i++)
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{
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if (Get(i) == LEER)
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{
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return false;
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}
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}
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return true;
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}
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protected bool dreiGleichGefuellt(int a, int b, int c)
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{
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return a != LEER && a == b && b == c;
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}
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public int Gewinner()
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{
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for (int i = 0; i < 3; i++)
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{
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if (dreiGleichGefuellt(Felder[i, 0], Felder[i, 1], Felder[i, 2])) return Felder[i, 0];
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if (dreiGleichGefuellt(Felder[0, i], Felder[1, i], Felder[2, i])) return Felder[0, i];
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}
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if (
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dreiGleichGefuellt(Felder[0, 0], Felder[1, 1], Felder[2, 2]) ||
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dreiGleichGefuellt(Felder[2, 0], Felder[1, 1], Felder[0, 2])
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)
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{
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return Felder[1, 1];
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}
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return LEER;
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}
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}
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}
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