private void selectPawn(Position position)
{
tempPos = position;
selectedPosition = position;
selectedPosition.isSelected = true;
Invalidate();
Update();
}
private void setDiferencesXY(Position currPos, out int differenceX, out int differenceY)
{
differenceX = tempPos.getX() - currPos.getX();
differenceY = tempPos.getY() - currPos.getY();
}
private void movePawn(Position currPos)
{
currPos.setPawn(tempPos.getPawn()); // set pawn on position
deletePawn();
}
private void movePawnToEmptySpace(Position selectedPosition)
{
int distanceX; int distanceY;
setDiferencesXY(selectedPosition, out distanceX, out distanceY);
if (isMoveAllowed(selectedPosition, distanceX, distanceY))
{
movePawn(selectedPosition);
nextPlayerTurn();
}
}
private bool isMoveAllowed(Position selectedPosition, int distanceX, int distanceY)
{
return checkMoveAllowance(selectedPosition, distanceX, distanceY, 1) || (checkMoveAllowance(selectedPosition, distanceX, distanceY, 2) && checkForNearbyPieces(selectedPosition, distanceX, distanceY));
}
private bool isPositionsEqual(Position pos1, Position pos2)
{
if (pos1 != null && pos2 != null)
{
if (pos1.getX() == pos2.getX() && pos1.getY() == pos2.getY())
return true;
}
return false;
}
private void drawCell(Graphics g, int marginX, int marginY, int incValue, int a, int y, int x)
{
Brush cellColor;
if (isPositionEven(y, x))
cellColor = new SolidBrush(Color.White);
else
cellColor = new SolidBrush(Color.Black);
if (validateSelectedPosition(y, x))
cellColor = new SolidBrush(Color.LightGreen);
if (isGeneratedStartPawnSet == false)
positions[x, y] = new Position();
g.FillRectangle(cellColor, marginX + x * incValue, marginY + y * incValue, a, a);
}
private void deselectPawn()
{
selectedPosition.isSelected = false;
tempPos = null;
Invalidate();
Update();
}
private bool checkPlayerTurn(Position pos)
{
if (!pos.isEmpty && pos.getPawn().getColor().Equals(players[playerNrAllowedToMove].color))
return true;
else
{
MessageBox.Show("It's "+ (players[playerNrAllowedToMove].color.Name) + " Player move!");
return false;
}
}
private bool checkMoveAllowance(Position selectedPosition, int distanceX, int distanceY, int radius)
{
return checkPosition(distanceX, distanceY, radius) && selectedPosition.isEmpty;
}
private static bool checkForNearbyPieces(Position selectedPosition, int distanceX, int distance)
{
return !positions[selectedPosition.getX() + ((distanceX != 0 ? (distanceX > 0 ? distanceX - 1 : distanceX + 1) : 0)),
selectedPosition.getY() + ((distance != 0 ? (distance > 0 ? distance - 1 : distance + 1) : 0))].isEmpty;
}