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flutter: 完成 inHowManyMills()

This commit is contained in:
Calcitem 2020-11-15 12:02:14 +08:00
parent e87991c591
commit f1fad8fa9c
2 changed files with 64 additions and 32 deletions
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5
src/ui/flutter/lib/mill/mill.dart
View File

@ -57,16 +57,17 @@ enum GameResult { pending, win, lose, draw }
class Color {
//
static const unknown = '-';
static const none = '*';
static const black = '@';
static const white = 'O';
static const ban = 'X';
static const nobody = '-';
static String of(String piece) {
if (black.contains(piece)) return black;
if (white.contains(piece)) return white;
if (ban.contains(piece)) return ban;
return unknown;
return nobody;
}
static bool isSameColor(String p1, String p2) {

91
src/ui/flutter/lib/mill/position.dart
View File

@ -42,7 +42,7 @@ class StateInfo {
class Position {
GameResult result = GameResult.pending;
List<String> _board = List<String>(40);
List<String> board = List<String>(40);
List<String> _grid = List<String>(49); // 7 * 7
MillRecorder _recorder;
@ -85,8 +85,8 @@ class Position {
_grid[i] ??= Piece.noPiece;
}
for (var i = 0; i < _board.length; i++) {
_board[i] ??= Piece.noPiece;
for (var i = 0; i < board.length; i++) {
board[i] ??= Piece.noPiece;
}
phase = Phase.placing;
@ -103,15 +103,15 @@ class Position {
Position.boardToGrid() {
_grid = List<String>();
for (int sq = 0; sq < _board.length; sq++) {
_grid[squareToIndex[sq]] = _board[sq];
for (int sq = 0; sq < board.length; sq++) {
_grid[squareToIndex[sq]] = board[sq];
}
}
Position.gridToBoard() {
_board = List<String>();
board = List<String>();
for (int i = 0; i < _grid.length; i++) {
_board[indexToSquare[i]] = _grid[i];
board[indexToSquare[i]] = _grid[i];
}
}
@ -119,8 +119,8 @@ class Position {
_grid = List<String>();
other._grid.forEach((piece) => _grid.add(piece));
_board = List<String>();
other._board.forEach((piece) => _board.add(piece));
board = List<String>();
other.board.forEach((piece) => board.add(piece));
_recorder = other._recorder;
@ -151,7 +151,7 @@ class Position {
}
String pieceOnGrid(int index) => _grid[index];
String pieceOn(int sq) => _board[sq];
String pieceOn(int sq) => board[sq];
bool empty(int sq) => pieceOn(sq) == Piece.noPiece;
@ -178,7 +178,7 @@ class Position {
if (phase == Phase.gameOver ||
action != Act.place ||
_board[s] != Piece.noPiece) {
board[s] != Piece.noPiece) {
return false;
}
@ -192,7 +192,7 @@ class Position {
pieceCountOnBoard[us]++;
_grid[index] = piece;
_board[s] = piece;
board[s] = piece;
cmdline = "(" + fileOf(s).toString() + "," + rankOf(s).toString() + ")";
}
@ -464,21 +464,17 @@ class Position {
//final move = Move(m);
if (move.type == MoveType.remove) {
final captured = _grid[move.to];
}
switch (move.type) {
case MoveType.place:
_grid[move.toIndex] = _board[move.to] = _sideToMove;
_grid[move.toIndex] = board[move.to] = _sideToMove;
break;
case MoveType.remove:
_grid[move.toIndex] = _board[move.to] = Piece.noPiece;
_grid[move.toIndex] = board[move.to] = Piece.noPiece;
break;
case MoveType.move:
_grid[move.toIndex] = _grid[move.fromIndex];
_board[move.to] = _board[move.from];
_grid[move.fromIndex] = _board[move.from] = Piece.noPiece;
board[move.to] = board[move.from];
_grid[move.fromIndex] = board[move.from] = Piece.noPiece;
break;
default:
assert(false);
@ -509,8 +505,8 @@ class Position {
// 修改棋盘
_grid[move.to] = _grid[move.from];
_grid[move.from] = Piece.noPiece;
_board[move.to] = _board[move.from];
_board[move.from] = Piece.noPiece;
board[move.to] = board[move.from];
board[move.from] = Piece.noPiece;
// 交换走棋方
if (turnSide) _sideToMove = Color.opponent(_sideToMove);
@ -523,8 +519,8 @@ class Position {
_grid[lastMove.from] = _grid[lastMove.to];
_grid[lastMove.to] = lastMove.captured;
_board[lastMove.from] = _board[lastMove.to];
_board[lastMove.to] = lastMove.captured;
board[lastMove.from] = board[lastMove.to];
board[lastMove.to] = lastMove.captured;
_sideToMove = Color.opponent(_sideToMove);
@ -592,9 +588,9 @@ class Position {
for (int f = 1; f < 3 + 2; f++) {
for (int r = 0; r < 8; r++) {
int s = f * 8 + r;
if (_board[s] == Piece.blackStone) {
if (board[s] == Piece.blackStone) {
pieceCountOnBoard[Color.black]++;
} else if (_board[s] == Piece.whiteStone) {
} else if (board[s] == Piece.whiteStone) {
pieceCountOnBoard[Color.black]++;
}
}
@ -629,7 +625,7 @@ class Position {
for (int i = 0; i < _grid.length; i++) _grid[i] = Piece.noPiece;
for (int i = 0; i < _board.length; i++) _board[i] = Piece.noPiece;
for (int i = 0; i < board.length; i++) board[i] = Piece.noPiece;
if (piecesOnBoardCount() == -1) {
return -1;
@ -638,7 +634,7 @@ class Position {
piecesInHandCount();
pieceCountNeedRemove = 0;
winner = Color.unknown;
winner = Color.nobody;
currentSquare = 0;
return -1;
@ -652,12 +648,12 @@ class Position {
setSideToMove(Color.black);
action = Act.place;
winner = Color.unknown;
winner = Color.nobody;
gameOverReason = GameOverReason.noReason;
for (int i = 0; i < _grid.length; i++) _grid[i] = Piece.noPiece;
for (int i = 0; i < _board.length; i++) _board[i] = Piece.noPiece;
for (int i = 0; i < board.length; i++) board[i] = Piece.noPiece;
pieceCountOnBoard[Color.black] = pieceCountOnBoard[Color.white] = 0;
pieceCountInHand[Color.black] =
@ -695,6 +691,8 @@ class Position {
default:
return false;
}
return false;
}
void createMillTable() {
@ -1118,4 +1116,37 @@ class Position {
millTable = millTable_noObliqueLine;
}
}
String colorOn(int sq) {
return board[sq];
}
int inHowManyMills(int s, String c, int squareSelected) {
int n = 0;
String locbak = Piece.noPiece;
assert(0 <= squareSelected && squareSelected < sqNumber);
if (c == Color.nobody) {
c = colorOn(s);
}
if (squareSelected != 0) {
locbak = board[squareSelected];
board[squareSelected] = Piece.noPiece;
}
for (int l = 0; l < lineDirectionNumber; l++) {
// TODO: right?
if (c == board[millTable[s][l][0]] && c == board[millTable[s][l][1]]) {
n++;
}
}
if (squareSelected != 0) {
board[squareSelected] = locbak;
}
return n;
}
}