/// <summary>
/// 前回動かした駒の位置を設定します。
/// </summary>
private void UpdatePrevMovedCell()
{
if (this.prevMovedCell != null)
{
Container.RemoveBanEffect(this.prevMovedCell);
this.prevMovedCell = null;
}
if (!HasEffectFlag(EffectFlag.PrevCell))
{
return;
}
var board = (Container != null ? Container.Board : null);
if (board != null && board.LastMove != null)
{
var position = board.LastMove.DstSquare;
var cell = EffectTable.PrevMovedCell.LoadEffect();
if (cell != null)
{
cell.DataContext = CreateCellContext(position);
Container.AddBanEffect(cell);
this.prevMovedCell = cell;
}
}
}
/// <summary>
/// 駒を動かせる位置を光らせます。
/// </summary>
private void UpdateMovableCell(Square square, BoardPiece piece)
{
if (this.movableCell != null)
{
Container.RemoveBanEffect(this.movableCell);
this.movableCell = null;
}
if (!HasEffectFlag(EffectFlag.MovableCell))
{
return;
}
var board = Container.Board;
if (board == null || piece == null)
{
return;
}
// 移動可能もしくは駒打ち可能な全マスを取得します。
var isMove = (square != null);
var moveSquares =
from sq in Board.AllSquares()
let move = new BoardMove()
{
DstSquare = square,
SrcSquare = sq,
MovePiece = (isMove ? piece.Piece : null),
DropPieceType = (isMove ? PieceType.None : piece.PieceType),
BWType = piece.BWType,
}
let move2 = (Board.IsPromoteForce(move) ?
move.Apply(_ => _.IsPromote = true) : move)
where board.CanMove(move2)
select move2.DstSquare;
// 移動可能なマスにエフェクトをかけます。
var movableCell = EffectTable.MovableCell.LoadEffect();
if (movableCell != null)
{
movableCell.DataContext = CreateCellContext(moveSquares, square);
Container.AddBanEffect(movableCell);
this.movableCell = movableCell;
}
}
/// <summary>
/// 手番の表示を行います。
/// </summary>
private void UpdateTeban(BWType teban)
{
if (this.tebanCell != null)
{
Container.RemoveBanEffect(this.tebanCell);
this.tebanCell = null;
}
if (!HasEffectFlag(EffectFlag.Teban))
{
return;
}
// 手番なしの時はオブジェクトを消去して帰ります。
if (teban == BWType.None)
{
return;
}
// 移動可能なマスにエフェクトをかけます。
var tebanCell = EffectTable.Teban.LoadEffect();
if (tebanCell != null)
{
if (Container.ViewSide != BWType.Black)
{
teban = teban.Flip();
}
tebanCell.DataContext = CreateCellContext((Square)null)
.Apply(_ => _.BWType = teban);
Container.AddBanEffect(tebanCell);
this.tebanCell = tebanCell;
}
}
