/// <summary>
/// 获得棋步的音频字符串
/// </summary>
/// <param name="start">起始坐标</param>
/// <param name="end">终止坐标</param>
/// <returns></returns>
public String get_audio_string(Coordinate start, Coordinate end)
{
ChessColour player = this.current_player;
PieceType piece = this[start].type;
CoordinateDelta delta = end - start;
VerticalLine start_line = ChessPosition.get_vertical_line(
start, player);
VerticalLine end_line = ChessPosition.get_vertical_line(
end, player);
MoveDirection direction = ChessPosition.get_move_direction(
delta, player);
PieceIdentifier id;
switch (piece)
{
default:
throw new ArgumentOutOfRangeException("棋子种类越界!");
case PieceType.ADVISOR:
case PieceType.BISHOP:
return(ChessMove.to_audio_name(
player, piece, start_line, direction, end_line));
case PieceType.CANNON:
case PieceType.ROOK:
case PieceType.PAWN:
id = this.get_identifier(start);
if (direction == MoveDirection.SIDEWARD)
{
return(ChessMove.to_audio_name(
id, player, piece, start_line, direction, end_line));
}
return(ChessMove.to_audio_name(
id, player, piece, start_line, direction, delta));
case PieceType.KING:
if (direction == MoveDirection.SIDEWARD)
{
return(ChessMove.to_audio_name(
player, piece, start_line, direction, end_line));
}
return(ChessMove.to_audio_name(
player, piece, start_line, direction, delta));
case PieceType.KNIGHT:
id = this.get_identifier(start);
return(ChessMove.to_audio_name(
id, player, piece, start_line, direction, end_line));
}
}
/// <summary>
/// 相三进五型
/// </summary>
/// <returns></returns>
public static String to_audio_name
(
ChessColour player,
PieceType piece,
VerticalLine start,
MoveDirection direction,
VerticalLine end
)
{
if (player == ChessColour.NONE || piece == PieceType.NONE)
{
throw new ArgumentOutOfRangeException("越界!");
}
return(($"{player.ToString()[0]}{(char)piece}{start.value}" +
$"{direction.to_audio_string()}{end.value}").ToLower());
}
/// <summary>
/// 前炮进一型或炮五进一型
/// </summary>
/// <returns></returns>
public static String to_audio_name
(
PieceIdentifier id,
ChessColour player,
PieceType piece,
VerticalLine start,
MoveDirection direction,
CoordinateDelta delta
)
{
if (id == PieceIdentifier.NONE)
{
return(to_audio_name(
player, piece, start, direction, delta));
}
if (player == ChessColour.NONE || piece == PieceType.NONE)
{
throw new ArgumentOutOfRangeException("越界!");
}
return(($"{id.to_audio_string()}{player.ToString()[0]}{(char)piece}" +
$"{direction.to_audio_string()}{Math.Abs(delta.y)}").ToLower());
}