115 lines
3.9 KiB
C#
115 lines
3.9 KiB
C#
using System.Collections.Generic;
|
||
using UnityEngine;
|
||
|
||
/// <summary>
|
||
/// 棋盘数据管理（普通类）：
|
||
/// 维护 9x10 棋子网格与全部棋子数据，负责落子/吃子/模拟回滚等纯数据操作
|
||
/// </summary>
|
||
public class ChessBoardManager
|
||
{
|
||
/// <summary>网格数据 grid[x,y]（null = 空位）</summary>
|
||
private ChessPieceData[,] grid = new ChessPieceData[ChessConst.BoardWidth, ChessConst.BoardHeight];
|
||
|
||
/// <summary>全部棋子（含已被吃的，id 即添加顺序）</summary>
|
||
public List<ChessPieceData> allPieces = new List<ChessPieceData>();
|
||
|
||
public ChessPieceData GetPiece(int x, int y)
|
||
{
|
||
if (!ChessConst.InBoard(x, y)) return null;
|
||
return grid[x, y];
|
||
}
|
||
|
||
public ChessPieceData GetPiece(Vector2Int p)
|
||
{
|
||
return GetPiece(p.x, p.y);
|
||
}
|
||
|
||
/// <summary>初始化一副标准开局棋子</summary>
|
||
public void InitDefaultBoard()
|
||
{
|
||
grid = new ChessPieceData[ChessConst.BoardWidth, ChessConst.BoardHeight];
|
||
allPieces.Clear();
|
||
int id = 0;
|
||
|
||
// 底线：车马象士将士士象马车
|
||
var backRow = new[]
|
||
{
|
||
ChessPieceType.Ju, ChessPieceType.Ma, ChessPieceType.Xiang, ChessPieceType.Shi,
|
||
ChessPieceType.Jiang, ChessPieceType.Shi, ChessPieceType.Xiang, ChessPieceType.Ma, ChessPieceType.Ju
|
||
};
|
||
|
||
// 红方（下方 y0~4）
|
||
for (int x = 0; x < ChessConst.BoardWidth; x++)
|
||
AddPiece(id++, backRow[x], ChessCamp.Red, x, 0);
|
||
AddPiece(id++, ChessPieceType.Pao, ChessCamp.Red, 1, 2);
|
||
AddPiece(id++, ChessPieceType.Pao, ChessCamp.Red, 7, 2);
|
||
for (int x = 0; x < ChessConst.BoardWidth; x += 2)
|
||
AddPiece(id++, ChessPieceType.Bing, ChessCamp.Red, x, 3);
|
||
|
||
// 黑方（上方 y5~9）
|
||
for (int x = 0; x < ChessConst.BoardWidth; x++)
|
||
AddPiece(id++, backRow[x], ChessCamp.Black, x, 9);
|
||
AddPiece(id++, ChessPieceType.Pao, ChessCamp.Black, 1, 7);
|
||
AddPiece(id++, ChessPieceType.Pao, ChessCamp.Black, 7, 7);
|
||
for (int x = 0; x < ChessConst.BoardWidth; x += 2)
|
||
AddPiece(id++, ChessPieceType.Bing, ChessCamp.Black, x, 6);
|
||
}
|
||
|
||
private ChessPieceData AddPiece(int id, ChessPieceType type, ChessCamp camp, int x, int y)
|
||
{
|
||
var p = new ChessPieceData
|
||
{
|
||
id = id,
|
||
pieceType = type,
|
||
camp = camp,
|
||
pos = new Vector2Int(x, y),
|
||
isAlive = true
|
||
};
|
||
allPieces.Add(p);
|
||
grid[x, y] = p;
|
||
return p;
|
||
}
|
||
|
||
/// <summary>查找某方存活的将 / 帅</summary>
|
||
public ChessPieceData FindKing(ChessCamp camp)
|
||
{
|
||
for (int i = 0; i < allPieces.Count; i++)
|
||
{
|
||
var p = allPieces[i];
|
||
if (p.isAlive && p.camp == camp && p.pieceType == ChessPieceType.Jiang) return p;
|
||
}
|
||
return null;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 真正执行移动（被吃的棋子标记 isAlive=false）。不做任何规则校验，调用方负责校验。
|
||
/// 返回被吃的棋子（没吃子返回 null）
|
||
/// </summary>
|
||
public ChessPieceData ApplyMove(ChessPieceData piece, Vector2Int to)
|
||
{
|
||
ChessPieceData captured = GetPiece(to);
|
||
if (captured != null) captured.isAlive = false;
|
||
grid[piece.pos.x, piece.pos.y] = null;
|
||
piece.pos = to;
|
||
grid[to.x, to.y] = piece;
|
||
return captured;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 回退一步移动（配合悔棋 / 规则模拟）：
|
||
/// 把 piece 移回 from，把 captured（可为 null）复活在原位置
|
||
/// </summary>
|
||
public void UndoMove(ChessPieceData piece, Vector2Int from, ChessPieceData captured)
|
||
{
|
||
Vector2Int to = piece.pos;
|
||
grid[to.x, to.y] = captured;
|
||
if (captured != null)
|
||
{
|
||
captured.isAlive = true;
|
||
captured.pos = to;
|
||
}
|
||
piece.pos = from;
|
||
grid[from.x, from.y] = piece;
|
||
}
|
||
}
|