feat: 重构多人游戏界面和代码,使用文件存储游戏配置,重构底层代码

Scripts/Src/VirtualBoard.cs

@@ -0,0 +1,99 @@
+using System;
+using Vector2 = Godot.Vector2;
+
+public class VirtualBoard {
+    private readonly int Rows;
+    private readonly int Cols;
+    private readonly VirtualPiece[,] pieces;
+
+    public class SetPiecePosEventArgs : EventArgs
+    {
+        public VirtualPiece OldPiece { get; set; }
+        public VirtualPiece NewPiece { get; set; }
+    }
+
+    public class MoveEventArgs : EventArgs
+    {
+        public Vector2 From { get; set; }
+        public Vector2 To { get; set; }
+    }
+
+    public event EventHandler<SetPiecePosEventArgs> OnSetPiecePos;
+    public event EventHandler<VirtualPiece> OnInsert;
+    public event EventHandler<VirtualPiece> OnRemove;
+    public event EventHandler<MoveEventArgs> OnMove;
+
+    public VirtualBoard(int rows, int cols) {
+        this.Rows = rows;
+        this.Cols = cols;
+        pieces = new VirtualPiece[rows, cols];
+    }
+
+    public bool ArrPosOutOfRange(Vector2 arrayPos) {
+        return arrayPos.X < 0 || arrayPos.X >= Rows || arrayPos.Y < 0 || arrayPos.Y >= Cols;
+    }
+
+    public VirtualPiece GetPiece(Vector2 arrayPos) {
+        if (ArrPosOutOfRange(arrayPos)) return null;
+        return pieces[(int)arrayPos.X, (int)arrayPos.Y];
+    }
+
+    public VirtualPiece SetPiecePos(VirtualPiece piece, Vector2 arrayPos) {
+        if (ArrPosOutOfRange(arrayPos)) return null;
+
+        VirtualPiece oldPiece = pieces[(int)arrayPos.X, (int)arrayPos.Y];
+        pieces[(int)arrayPos.X, (int)arrayPos.Y] = piece;
+
+        OnSetPiecePos?.Invoke(this, new SetPiecePosEventArgs { OldPiece = oldPiece, NewPiece = piece });
+
+        piece?.Move(arrayPos);
+
+        return oldPiece;
+    }
+
+    public bool InsertPiece(VirtualPiece piece, Vector2 arrayPos) {
+        if (GetPiece(arrayPos) != null) {
+            return false;
+        }
+
+        OnInsert?.Invoke(this, piece);
+        SetPiecePos(piece, arrayPos);
+
+        return true;
+    }
+
+    public bool MovePiece(Vector2 from, Vector2 to) {
+        if (ArrPosOutOfRange(to) || ArrPosOutOfRange(from)) {
+            return false;
+        }
+
+        if (GetPiece(to) != null) {
+            return false;
+        }
+
+        OnMove?.Invoke(this, new MoveEventArgs { From = from, To = to });
+
+        SetPiecePos(SetPiecePos(null, from), to);
+
+        return true;
+    }
+
+    public bool RemovePiece(Vector2 pos) {
+        VirtualPiece piece = GetPiece(pos);
+        if (piece == null) {
+            return false;
+        }
+
+        OnRemove?.Invoke(this, piece);
+
+        return SetPiecePos(null, pos) != null;
+    }
+
+    public void Clear() {
+        for (int i = 0; i < Rows; i++) {
+            for (int j = 0; j < Cols; j++) {
+                RemovePiece(new Vector2(i, j));
+            }
+        }
+    }
+}