void SelectUnselectPiece(PictureBox oBox)
{
//if figure is picked conteniu.
if (!pickedFlag)
{
//if player is white conteniu
if (EnvironmentVariables.Player == DataStructure.Color.white)
{
//save coordination data to variable and check what piece was picked up.
pickedPiece.i = myCollection[oBox.Name].i;
pickedPiece.j = myCollection[oBox.Name].j;
if (Validation.FigureColor(pickedPiece, boardMatrix) == DataStructure.Color.white)
{
pickedFlag = true;
switch (boardMatrix[myCollection[oBox.Name].i, myCollection[oBox.Name].j])
{
case (int)DataStructure.Figures.white_pawn:
possiblePossitions = pawn.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.white_rock:
possiblePossitions = rock.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.white_knight:
possiblePossitions = knight.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.white_bishop:
possiblePossitions = bishopcs.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.white_queen:
possiblePossitions = queen.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.white_king:
possiblePossitions = king.FindPossibleMoves(pickedPiece, boardMatrix);
break;
default:
break;
}
DrawBackground();
HighligtSelectedPiece(oBox);
}
}
else
{
pickedPiece.i = myCollection[oBox.Name].i;
pickedPiece.j = myCollection[oBox.Name].j;
if (Validation.FigureColor(pickedPiece, boardMatrix) == DataStructure.Color.black)
{
pickedFlag = true;
switch (boardMatrix[myCollection[oBox.Name].i, myCollection[oBox.Name].j])
{
case (int)DataStructure.Figures.black_pawn:
possiblePossitions = pawn.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.black_rock:
possiblePossitions = rock.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.black_knight:
possiblePossitions = knight.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.black_bishop:
possiblePossitions = bishopcs.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.black_queen:
possiblePossitions = queen.FindPossibleMoves(pickedPiece, boardMatrix);
break;
case (int)DataStructure.Figures.black_king:
possiblePossitions = king.FindPossibleMoves(pickedPiece, boardMatrix);
break;
default:
break;
}
DrawBackground();
HighligtSelectedPiece(oBox);
}
}
}
else
{
//if clicked at the same square as before, "drop figure" and clear highlights
if (pickedPiece.i == myCollection[oBox.Name].i && pickedPiece.j == myCollection[oBox.Name].j)
{
pickedPiece.i = -1;
pickedPiece.j = -1;
pickedFlag = false;
DrawBackground();
}
else
{
DataStructure.Point temp = new DataStructure.Point(myCollection[oBox.Name].i, myCollection[oBox.Name].j);
//if it is one of highlighted fields go on. if not than
//if it is a empty field or not highlighted enemy piece do nothing if it is a friendly piece select it
if (Validation.IsItHighlightedField(possiblePossitions, temp))
{
MoveFigure(pickedPiece, temp);
if (boardMatrix[temp.i, temp.j] == (int)DataStructure.Figures.white_pawn ||
boardMatrix[temp.i, temp.j] == (int)DataStructure.Figures.black_pawn)
{
Pawn.KickingOutEnPassant(pickedPiece, temp, boardMatrix);
Pawn.EndofTheColumn(temp, boardMatrix);
Pawn.WasDoubleJump(pickedPiece, temp);
}
if (EnvironmentVariables.Player == DataStructure.Color.white)
{
}
pickedFlag = false;
DrawBackground();
ChangePlayer();
}
else if (Validation.IsEmpty(temp, boardMatrix))
{
//do nothing
}
else
{
if (boardMatrix[pickedPiece.i, pickedPiece.j] % 2 == (int)DataStructure.Color.white)
{
if (!Validation.IsOpponent(temp, boardMatrix))
{
pickedPiece.i = -1;
pickedPiece.j = -1;
pickedFlag = false;
SelectUnselectPiece(oBox);
}
//else do nothing
}
else if (boardMatrix[pickedPiece.i, pickedPiece.j] % 2 == (int)DataStructure.Color.black)
{
if (!Validation.IsOpponent(temp, boardMatrix))
{
pickedPiece.i = -1;
pickedPiece.j = -1;
pickedFlag = false;
SelectUnselectPiece(oBox);
}
//else do nothing
}
}
}
}
}
