public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return false; //collision same colors
}
isCollision = true;
}
//valid move check
if (Math.Abs(lastCol-nextCol) <= 1 && Math.Abs(lastRow-nextRow) <= 1)
{
if (isCollision)
{
base.GetFigure(currentPosition, nextRow, nextCol);
}
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.King;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return true;
}
else
{
return false;
}
}
public void GetFigure(FigurePositions currentPosition, int nextRow, int nextCol)
{
if (StartProgram.CurrentPlayer == "white")
{
StartProgram.WhitePlayer.AddTakenFigure(currentPosition.Position[nextRow, nextCol].Name);
}
else
{
StartProgram.BlackPlayer.AddTakenFigure(currentPosition.Position[nextRow, nextCol].Name);
}
}
public void GetFigure(FigurePositions currentPosition, int nextRow, int nextCol)
{
if (StartProgram.CurrentPlayer == "white")
{
StartProgram.WhitePlayer.AddTakenFigure(currentPosition.Position[nextRow, nextCol].Name);
}
else
{
StartProgram.BlackPlayer.AddTakenFigure(currentPosition.Position[nextRow, nextCol].Name);
}
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
switch (currentPlayer.Color)
{
case Colors.Black:
{
//left fork
if (col - 1 >= 0 && row + 1 <= 7)
{
if (currentPosition.Position[row + 1, col - 1].Name == Names.King && currentPosition.Position[row + 1, col - 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
//right fork
if (col + 1 <= 7 && row + 1 <= 7)
{
if (currentPosition.Position[row + 1, col + 1].Name == Names.King && currentPosition.Position[row + 1, col + 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
break;
}
case Colors.White:
{
//left fork
if (col - 1 >= 0 && row - 1 >= 0)
{
if (currentPosition.Position[row - 1, col - 1].Name == Names.King && currentPosition.Position[row - 1, col - 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
//right fork
if (col + 1 <= 7 && row - 1 >= 0)
{
if (currentPosition.Position[row - 1, col + 1].Name == Names.King && currentPosition.Position[row - 1, col + 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
break;
}
}
return(false);
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
switch (currentPlayer.Color)
{
case Colors.Black:
{
//left fork
if (col - 1 >= 0 && row + 1 <=7)
{
if (currentPosition.Position[row+1, col - 1].Name == Names.King && currentPosition.Position[row+1, col-1].Color != currentPlayer.Color)
{
return true; //chess
}
}
//right fork
if (col + 1 <= 7 && row + 1 <=7)
{
if (currentPosition.Position[row+1, col + 1].Name == Names.King && currentPosition.Position[row+1, col+1].Color != currentPlayer.Color)
{
return true; //chess
}
}
break;
}
case Colors.White:
{
//left fork
if (col - 1 >= 0 && row - 1 >= 0)
{
if (currentPosition.Position[row-1, col - 1].Name == Names.King && currentPosition.Position[row-1, col-1].Color != currentPlayer.Color)
{
return true; //chess
}
}
//right fork
if (col + 1 <= 7 && row - 1 >= 0)
{
if (currentPosition.Position[row-1, col + 1].Name == Names.King && currentPosition.Position[row-1, col+1].Color != currentPlayer.Color)
{
return true; //chess
}
}
break;
}
}
return false;
}
public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return(false); //collision same colors
}
isCollision = true;
}
//valid move check
if ((Math.Abs(lastCol - nextCol) == 1 && Math.Abs(lastRow - nextRow) == 2) || (Math.Abs(lastCol - nextCol) == 2 && Math.Abs(lastRow - nextRow) == 1))
{
if (isCollision)
{
base.GetFigure(currentPosition, nextRow, nextCol);
}
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Knight;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return(true);
}
else
{
return(false);
}
}
public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return(false); //collision same colors
}
isCollision = true;
}
//road check
//find direction
if (nextRow < lastRow && nextCol < lastCol) //up-left
{
//x -1 y -1
for (int x = lastRow - 1, y = lastCol - 1; x > nextRow; x--, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
else if (nextRow > lastRow && nextCol < lastCol) //down-left
{
//x + 1 y - 1
for (int x = lastRow + 1, y = lastCol - 1; x < nextRow; x++, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
else if (nextRow < lastRow && nextCol > lastCol) //up-right
{
//x-1 y+1
for (int x = lastRow - 1, y = lastCol + 1; x > nextRow; x--, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
else if (nextRow > lastRow && nextCol > lastCol) // down-right
{
//x+1 y+1
for (int x = lastRow + 1, y = lastCol + 1; x < nextRow; x++, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
//valid move check
if (Math.Abs(lastCol - nextCol) == Math.Abs(lastRow - nextRow))
{
if (isCollision)
{
//TODO:
if (StartProgram.CurrentPlayer == "white")
{
StartProgram.WhitePlayer.AddTakenFigure(currentPosition.Position[nextRow, nextCol].Name);
}
else
{
StartProgram.BlackPlayer.AddTakenFigure(currentPosition.Position[lastRow, lastCol].Name);
}
}
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Bishop;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return(true);
}
else
{
return(false);
}
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
//up-left x-1 y-1
for (int x = row - 1, y = col - 1; x >= 0 && y >= 0; x--, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
//up-right x-1 y+1
for (int x = row - 1, y = col + 1; x >= 0 && y <= 7; x--, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
//down-left x+1 y-1
for (int x = row + 1, y = col - 1; x <= 7 && y >= 0; x++, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
//down-right x+1 y+1
for (int x = row + 1, y = col + 1; x <= 7 && y <= 7; x++, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
return(false);
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
//bishop moves
//up-left x-1 y-1
for (int x = row - 1, y = col - 1; x >= 0 && y >= 0; x--, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//up-right x-1 y+1
for (int x = row - 1, y = col + 1; x >= 0 && y <= 7; x--, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//down-left x+1 y-1
for (int x = row + 1, y = col - 1; x <= 7 && y >= 0; x++, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//down-right x+1 y+1
for (int x = row + 1, y = col + 1; x <= 7 && y <= 7; x++, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
if (currentPosition.Position[x, y].Name == Names.King && currentPosition.Position[x, y].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//Rook moves
//up
for (int i = row - 1; i >= 0; i--)
{
if (currentPosition.Position[i, col].Name != Names.None)
{
if (currentPosition.Position[i, col].Name == Names.King && currentPosition.Position[i, col].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//down
for (int i = row + 1; i <= 7; i++)
{
if (currentPosition.Position[i, col].Name != Names.None)
{
if (currentPosition.Position[i, col].Name == Names.King && currentPosition.Position[i, col].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//left
for (int i = col - 1; i >= 0; i--)
{
if (currentPosition.Position[row, i].Name != Names.None)
{
if (currentPosition.Position[row, i].Name == Names.King && currentPosition.Position[row, i].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//right
for (int i = col + 1; i <= 7; i++)
{
if (currentPosition.Position[row, i].Name != Names.None)
{
if (currentPosition.Position[row, i].Name == Names.King && currentPosition.Position[row, i].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
return false;
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
//check all directions
//up
for (int i = row - 1; i >= 0; i--)
{
if (currentPosition.Position[i, col].Name != Names.None)
{
if (currentPosition.Position[i, col].Name == Names.King && currentPosition.Position[i, col].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//down
for (int i = row + 1; i <= 7; i++)
{
if (currentPosition.Position[i, col].Name != Names.None)
{
if (currentPosition.Position[i, col].Name == Names.King && currentPosition.Position[i, col].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//left
for (int i = col - 1; i >= 0; i--)
{
if (currentPosition.Position[row, i].Name != Names.None)
{
if (currentPosition.Position[row, i].Name == Names.King && currentPosition.Position[row, i].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
//right
for (int i = col + 1; i <= 7; i++)
{
if (currentPosition.Position[row, i].Name != Names.None)
{
if (currentPosition.Position[row, i].Name == Names.King && currentPosition.Position[row, i].Color != currentPlayer.Color)
{
return true; //chess
}
else
{
break;
}
}
}
return false;
}
public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return false; //collision same colors
}
isCollision = true;
}
//road check for two cells move
if (Math.Abs(lastRow - nextRow) == 2)
{
if (nextRow - lastRow < 0 && currentPosition.Position[lastRow, lastCol].Color == Colors.White) //up - white
{
if (currentPosition.Position[lastRow - 1, lastCol].Name != Names.None)
{
return false; // blocked road
}
}
else //down - black
{
if (currentPosition.Position[lastRow + 1, lastCol].Name != Names.None)
{
return false; // blocked road
}
}
}
//valid move check
//up - white
if (isCollision == true && currentPosition.Position[lastRow, lastCol].Color == Colors.White && Math.Abs(nextCol - lastCol) == 1 && nextRow - lastRow == -1)
{
base.GetFigure(currentPosition, nextRow, nextCol);
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Pawn;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return true;
}
//down - black
if (isCollision == true && currentPosition.Position[lastRow, lastCol].Color == Colors.Black && Math.Abs(nextCol - lastCol) == 1 && nextRow - lastRow == 1)
{
//TODO: collision
base.GetFigure(currentPosition, nextRow, nextCol);
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Pawn;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return true;
}
if ((lastCol == nextCol && Math.Abs(lastRow - nextRow) == 1) || (lastCol == nextCol && Math.Abs(lastRow - nextRow) == 2 && (lastRow == 1 || lastRow == 6)))
{
if (nextRow - lastRow < 0 && currentPosition.Position[lastRow, lastCol].Color == Colors.Black)
{
return false; //wrong direction
}
else if (nextRow - lastRow > 0 && currentPosition.Position[lastRow, lastCol].Color == Colors.White)
{
return false; //wrong direction
}
if (isCollision == false)
{
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Pawn;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return true;
}
else
{
return false;
}
}
return false;
}
public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return false; //collision same colors
}
isCollision = true;
}
//road check
//find direction
if (nextRow < lastRow && nextCol < lastCol) //up-left
{
//x -1 y -1
for (int x = lastRow - 1, y = lastCol - 1; x > nextRow; x--, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
else if (nextRow > lastRow && nextCol < lastCol) //down-left
{
//x + 1 y - 1
for (int x = lastRow + 1, y = lastCol - 1; x < nextRow; x++, y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
else if (nextRow < lastRow && nextCol > lastCol) //up-right
{
//x-1 y+1
for (int x = lastRow - 1, y = lastCol + 1; x > nextRow; x--, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
else if (nextRow > lastRow && nextCol > lastCol) // down-right
{
//x+1 y+1
for (int x = lastRow + 1, y = lastCol + 1; x < nextRow; x++, y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
//valid move check
if (Math.Abs(lastCol - nextCol) == Math.Abs(lastRow - nextRow))
{
if (isCollision)
{
base.GetFigure(currentPosition, nextRow, nextCol);
}
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Bishop;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return true;
}
else
{
return false;
}
}
public abstract bool MoveFigure(string coordinates, FigurePositions currentPosition);
public virtual bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
return(false);
}
public virtual bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
return false;
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
//left-up
if (row - 2 >= 0 && col - 1 >=0)
{
if (currentPosition.Position[row - 2, col - 1].Name == Names.King && currentPosition.Position[row - 2, col - 1].Color != currentPlayer.Color)
{
return true; //chess
}
}
if (row - 1 >= 0 && col - 2 >=0)
{
if (currentPosition.Position[row - 1, col - 2].Name == Names.King && currentPosition.Position[row - 1, col - 2].Color != currentPlayer.Color)
{
return true; //chess
}
}
//right-up
if (row - 2 >= 0 && col + 1 <= 7)
{
if (currentPosition.Position[row - 2, col + 1].Name == Names.King && currentPosition.Position[row - 2, col + 1].Color != currentPlayer.Color)
{
return true; //chess
}
}
if (row - 1 >= 0 && col + 2 <= 7)
{
if (currentPosition.Position[row - 1, col + 2].Name == Names.King && currentPosition.Position[row - 1, col + 2].Color != currentPlayer.Color)
{
return true; //chess
}
}
//left-down
if (row + 2 <= 7 && col - 1 >= 0)
{
if (currentPosition.Position[row + 2, col - 1].Name == Names.King && currentPosition.Position[row + 2, col - 1].Color != currentPlayer.Color)
{
return true; //chess
}
}
if (row + 1 <= 7 && col - 2 >= 0)
{
if (currentPosition.Position[row + 1, col - 2].Name == Names.King && currentPosition.Position[row + 1, col - 2].Color != currentPlayer.Color)
{
return true; //chess
}
}
//right-down
if (row + 2 <= 7 && col + 1 <= 7)
{
if (currentPosition.Position[row + 2, col + 1].Name == Names.King && currentPosition.Position[row + 2, col + 1].Color != currentPlayer.Color)
{
return true; //chess
}
}
if (row - 1 >= 0 && col + 2 <= 7)
{
if (currentPosition.Position[row + 1, col + 2].Name == Names.King && currentPosition.Position[row + 1, col + 2].Color != currentPlayer.Color)
{
return true; //chess
}
}
return false;
}
public abstract bool MoveFigure(string coordinates, FigurePositions currentPosition);
public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return(false); //collision same colors
}
isCollision = true;
}
//road check
if (nextRow > lastRow) //down
{
//x+1
for (int x = lastRow + 1, y = lastCol; x < nextRow; x++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
else if (nextRow < lastRow) //up
{
//x-1
for (int x = lastRow - 1, y = lastCol; x > nextRow; x--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
else if (nextCol > lastCol) //left
{
//y+1
for (int x = lastRow, y = lastCol + 1; y < nextCol; y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
else if (nextCol < lastCol) //right
{
//y-1
for (int x = lastRow, y = lastCol - 1; y > nextCol; y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return(false); //road is not clear
}
}
}
//valid move check
if (lastRow == nextRow || lastCol == nextCol)
{
if (isCollision)
{
base.GetFigure(currentPosition, nextRow, nextCol);
}
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Rook;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return(true);
}
else
{
return(false);
}
}
public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return false; //collision same colors
}
isCollision = true;
}
//road check
if (nextRow > lastRow) //down
{
//x+1
for (int x = lastRow + 1, y = lastCol; x < nextRow; x++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
else if (nextRow < lastRow) //up
{
//x-1
for (int x = lastRow - 1, y = lastCol; x > nextRow; x--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
else if (nextCol > lastCol) //left
{
//y+1
for (int x = lastRow, y = lastCol + 1; y < nextCol; y++)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
else if (nextCol < lastCol) //right
{
//y-1
for (int x = lastRow, y = lastCol - 1; y > nextCol; y--)
{
if (currentPosition.Position[x, y].Name != Names.None)
{
return false; //road is not clear
}
}
}
//valid move check
if (lastRow == nextRow || lastCol == nextCol)
{
if (isCollision)
{
base.GetFigure(currentPosition, nextRow, nextCol);
}
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Rook;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return true;
}
else
{
return false;
}
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
//check all directions
//up
for (int i = row - 1; i >= 0; i--)
{
if (currentPosition.Position[i, col].Name != Names.None)
{
if (currentPosition.Position[i, col].Name == Names.King && currentPosition.Position[i, col].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
//down
for (int i = row + 1; i <= 7; i++)
{
if (currentPosition.Position[i, col].Name != Names.None)
{
if (currentPosition.Position[i, col].Name == Names.King && currentPosition.Position[i, col].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
//left
for (int i = col - 1; i >= 0; i--)
{
if (currentPosition.Position[row, i].Name != Names.None)
{
if (currentPosition.Position[row, i].Name == Names.King && currentPosition.Position[row, i].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
//right
for (int i = col + 1; i <= 7; i++)
{
if (currentPosition.Position[row, i].Name != Names.None)
{
if (currentPosition.Position[row, i].Name == Names.King && currentPosition.Position[row, i].Color != currentPlayer.Color)
{
return(true); //chess
}
else
{
break;
}
}
}
return(false);
}
public override bool MakesChess(int row, int col, Player currentPlayer, FigurePositions currentPosition)
{
//left-up
if (row - 2 >= 0 && col - 1 >= 0)
{
if (currentPosition.Position[row - 2, col - 1].Name == Names.King && currentPosition.Position[row - 2, col - 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
if (row - 1 >= 0 && col - 2 >= 0)
{
if (currentPosition.Position[row - 1, col - 2].Name == Names.King && currentPosition.Position[row - 1, col - 2].Color != currentPlayer.Color)
{
return(true); //chess
}
}
//right-up
if (row - 2 >= 0 && col + 1 <= 7)
{
if (currentPosition.Position[row - 2, col + 1].Name == Names.King && currentPosition.Position[row - 2, col + 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
if (row - 1 >= 0 && col + 2 <= 7)
{
if (currentPosition.Position[row - 1, col + 2].Name == Names.King && currentPosition.Position[row - 1, col + 2].Color != currentPlayer.Color)
{
return(true); //chess
}
}
//left-down
if (row + 2 <= 7 && col - 1 >= 0)
{
if (currentPosition.Position[row + 2, col - 1].Name == Names.King && currentPosition.Position[row + 2, col - 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
if (row + 1 <= 7 && col - 2 >= 0)
{
if (currentPosition.Position[row + 1, col - 2].Name == Names.King && currentPosition.Position[row + 1, col - 2].Color != currentPlayer.Color)
{
return(true); //chess
}
}
//right-down
if (row + 2 <= 7 && col + 1 <= 7)
{
if (currentPosition.Position[row + 2, col + 1].Name == Names.King && currentPosition.Position[row + 2, col + 1].Color != currentPlayer.Color)
{
return(true); //chess
}
}
if (row - 1 >= 0 && col + 2 <= 7)
{
if (currentPosition.Position[row + 1, col + 2].Name == Names.King && currentPosition.Position[row + 1, col + 2].Color != currentPlayer.Color)
{
return(true); //chess
}
}
return(false);
}
public override bool MoveFigure(string coordinates, FigurePositions currentPosition)
{
string[] coordinateSplit = coordinates.Split('-');
int lastCol = int.Parse(coordinateSplit[0]);
int lastRow = int.Parse(coordinateSplit[1]);
int nextCol = int.Parse(coordinateSplit[2]);
int nextRow = int.Parse(coordinateSplit[3]);
//collision check
bool isCollision = false;
if (currentPosition.Position[nextRow, nextCol].Name != Names.None)
{
if (currentPosition.Position[nextRow, nextCol].Color == currentPosition.Position[lastRow, lastCol].Color)
{
return(false); //collision same colors
}
isCollision = true;
}
//road check for two cells move
if (Math.Abs(lastRow - nextRow) == 2)
{
if (nextRow - lastRow < 0 && currentPosition.Position[lastRow, lastCol].Color == Colors.White) //up - white
{
if (currentPosition.Position[lastRow - 1, lastCol].Name != Names.None)
{
return(false); // blocked road
}
}
else //down - black
{
if (currentPosition.Position[lastRow + 1, lastCol].Name != Names.None)
{
return(false); // blocked road
}
}
}
//valid move check
//up - white
if (isCollision == true && currentPosition.Position[lastRow, lastCol].Color == Colors.White && Math.Abs(nextCol - lastCol) == 1 && nextRow - lastRow == -1)
{
base.GetFigure(currentPosition, nextRow, nextCol);
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Pawn;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return(true);
}
//down - black
if (isCollision == true && currentPosition.Position[lastRow, lastCol].Color == Colors.Black && Math.Abs(nextCol - lastCol) == 1 && nextRow - lastRow == 1)
{
//TODO: collision
base.GetFigure(currentPosition, nextRow, nextCol);
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Pawn;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return(true);
}
if ((lastCol == nextCol && Math.Abs(lastRow - nextRow) == 1) || (lastCol == nextCol && Math.Abs(lastRow - nextRow) == 2 && (lastRow == 1 || lastRow == 6)))
{
if (nextRow - lastRow < 0 && currentPosition.Position[lastRow, lastCol].Color == Colors.Black)
{
return(false); //wrong direction
}
else if (nextRow - lastRow > 0 && currentPosition.Position[lastRow, lastCol].Color == Colors.White)
{
return(false); //wrong direction
}
if (isCollision == false)
{
currentPosition.Position[lastRow, lastCol].Name = Names.None;
currentPosition.Position[nextRow, nextCol].Name = Names.Pawn;
currentPosition.Position[nextRow, nextCol].Color = currentPosition.Position[lastRow, lastCol].Color;
return(true);
}
else
{
return(false);
}
}
return(false);
}
