char lastLoadGameTitle[MSG_SIZ], lastLoadPositionTitle[MSG_SIZ];
ChessMove lastLoadGameStart = (ChessMove) 0;
-ChessMove
-UserMoveTest(fromX, fromY, toX, toY, promoChar, captureOwn)
+void
+UserMoveEvent(fromX, fromY, toX, toY, promoChar)
int fromX, fromY, toX, toY;
int promoChar;
- Boolean captureOwn;
{
ChessMove moveType;
ChessSquare pdown, pup;
case IcsIdle:
/* We switched into a game mode where moves are not accepted,
perhaps while the mouse button was down. */
- return ImpossibleMove;
+ return;
case MachinePlaysWhite:
/* User is moving for Black */
if (WhiteOnMove(currentMove)) {
DisplayMoveError(_("It is White's turn"));
- return ImpossibleMove;
+ return;
}
break;
/* User is moving for White */
if (!WhiteOnMove(currentMove)) {
DisplayMoveError(_("It is Black's turn"));
- return ImpossibleMove;
+ return;
}
break;
/* User is moving for Black */
if (WhiteOnMove(currentMove)) {
DisplayMoveError(_("It is White's turn"));
- return ImpossibleMove;
+ return;
}
} else {
/* User is moving for White */
if (!WhiteOnMove(currentMove)) {
DisplayMoveError(_("It is Black's turn"));
- return ImpossibleMove;
+ return;
}
}
break;
"fromY %d, toX %d, toY %d\n",
fromX, fromY, toX, toY);
}
- return ImpossibleMove;
+ return;
}
break;
"fromY %d, toX %d, toY %d\n",
fromX, fromY, toX, toY);
}
- return ImpossibleMove;
+ return;
}
break;
click-click move is possible */
if (toX == -2 || toY == -2) {
boards[0][fromY][fromX] = EmptySquare;
- return AmbiguousMove;
+ DrawPosition(FALSE, boards[currentMove]);
+ return;
} else if (toX >= 0 && toY >= 0) {
boards[0][toY][toX] = boards[0][fromY][fromX];
if(fromX == BOARD_LEFT-2) { // handle 'moves' out of holdings
}
} else
boards[0][fromY][fromX] = EmptySquare;
- return AmbiguousMove;
+ DrawPosition(FALSE, boards[currentMove]);
+ return;
}
- return ImpossibleMove;
+ return;
}
- if(toX < 0 || toY < 0) return ImpossibleMove;
+ if(toX < 0 || toY < 0) return;
pdown = boards[currentMove][fromY][fromX];
pup = boards[currentMove][toY][toX];
- /* [HGM] If move started in holdings, it means a drop */
+ /* [HGM] If move started in holdings, it means a drop. Convert to standard form */
if( fromX == BOARD_LEFT-2 || fromX == BOARD_RGHT+1) {
- if( pup != EmptySquare ) return ImpossibleMove;
- if(appData.testLegality) {
- /* it would be more logical if LegalityTest() also figured out
- * which drops are legal. For now we forbid pawns on back rank.
- * Shogi is on its own here...
- */
- if( (pdown == WhitePawn || pdown == BlackPawn) &&
- (toY == 0 || toY == BOARD_HEIGHT -1 ) )
- return(ImpossibleMove); /* no pawn drops on 1st/8th */
- }
- return WhiteDrop; /* Not needed to specify white or black yet */
- }
+ if( pup != EmptySquare ) return;
+ moveType = WhiteOnMove(currentMove) ? WhiteDrop : BlackDrop;
+ if(appData.debugMode) fprintf(debugFP, "Drop move %d, curr=%d, x=%d,y=%d, p=%d\n",
+ moveType, currentMove, fromX, fromY, boards[currentMove][fromY][fromX]);
+ // holdings might not be sent yet in ICS play; we have to figure out which piece belongs here
+ if(fromX == 0) fromY = BOARD_HEIGHT-1 - fromY; // black holdings upside-down
+ fromX = fromX ? WhitePawn : BlackPawn; // first piece type in selected holdings
+ while(PieceToChar(fromX) == '.' || PieceToNumber(fromX) != fromY && fromX != (int) EmptySquare) fromX++;
+ fromY = DROP_RANK;
+ } else
/* [HGM] always test for legality, to get promotion info */
moveType = LegalityTest(boards[currentMove], PosFlags(currentMove),
if (appData.testLegality) {
if (moveType == IllegalMove || moveType == ImpossibleMove) {
DisplayMoveError(_("Illegal move"));
- return ImpossibleMove;
+ return;
}
}
- return moveType;
- /* [HGM] <popupFix> in stead of calling FinishMove directly, this
- function is made into one that returns an OK move type if FinishMove
- should be called. This to give the calling driver routine the
- opportunity to finish the userMove input with a promotion popup,
- without bothering the user with this for invalid or illegal moves */
-
-/* FinishMove(moveType, fromX, fromY, toX, toY, promoChar); */
+ FinishMove(moveType, fromX, fromY, toX, toY, promoChar);
}
/* Common tail of UserMoveEvent and DropMenuEvent */
if(moveType == NormalMove && promoChar)
moveType = PromoCharToMoveType(WhiteOnMove(currentMove), promoChar);
- /* [HGM] convert drag-and-drop piece drops to standard form */
- if( (fromX == BOARD_LEFT-2 || fromX == BOARD_RGHT+1) && fromY != DROP_RANK ){
- moveType = WhiteOnMove(currentMove) ? WhiteDrop : BlackDrop;
- if(appData.debugMode) fprintf(debugFP, "Drop move %d, curr=%d, x=%d,y=%d, p=%d\n",
- moveType, currentMove, fromX, fromY, boards[currentMove][fromY][fromX]);
- // holdings might not be sent yet in ICS play; we have to figure out which piece belongs here
- if(fromX == 0) fromY = BOARD_HEIGHT-1 - fromY; // black holdings upside-down
- fromX = fromX ? WhitePawn : BlackPawn; // first piece type in selected holdings
- while(PieceToChar(fromX) == '.' || PieceToNumber(fromX) != fromY && fromX != (int) EmptySquare) fromX++;
- fromY = DROP_RANK;
- }
-
/* [HGM] <popupFix> The following if has been moved here from
UserMoveEvent(). Because it seemed to belong here (why not allow
piece drops in training games?), and because it can only be
}
void
-UserMoveEvent(fromX, fromY, toX, toY, promoChar)
- int fromX, fromY, toX, toY;
- int promoChar;
-{
- /* [HGM] This routine was added to allow calling of its two logical
- parts from other modules in the old way. Before, UserMoveEvent()
- automatically called FinishMove() if the move was OK, and returned
- otherwise. I separated the two, in order to make it possible to
- slip a promotion popup in between. But that it always needs two
- calls, to the first part, (now called UserMoveTest() ), and to
- FinishMove if the first part succeeded. Calls that do not need
- to do anything in between, can call this routine the old way.
- */
- ChessMove moveType = UserMoveTest(fromX, fromY, toX, toY, promoChar, FALSE);
-if(appData.debugMode) fprintf(debugFP, "moveType 4 = %d, promochar = %x\n", moveType, promoChar);
- if(moveType == AmbiguousMove)
- DrawPosition(FALSE, boards[currentMove]);
- else if(moveType != ImpossibleMove && moveType != Comment)
- FinishMove(moveType, fromX, fromY, toX, toY, promoChar);
-}
-
-void
Mark(board, flags, kind, rf, ff, rt, ft, closure)
Board board;
int flags;