public void Drive_Forward()
{
Navigation _navigation = new Navigation(_rover);
try
{
switch (_navigation.GetDirectionalHeading())
{
case "N":
int testCoordinate_N = _rover.PositionY + 1;
if (testCoordinate_N > _rover._landscapeHeight)
{
testCoordinate_N = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover.PositionX, testCoordinate_N))
{
_rover.PositionY++;
}
if (_rover.PositionY > _rover._landscapeHeight)
{
_rover.PositionY = 0;
}
break;
case "E":
int testCoordinate_E = _rover.PositionX + 1;
if (testCoordinate_E > _rover._landscapeWidth)
{
testCoordinate_E = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_E, _rover.PositionY))
{
_rover.PositionX++;
}
if (_rover.PositionX > _rover._landscapeWidth)
{
_rover.PositionX = 0;
}
break;
case "S":
int testCoordinate_S = _rover.PositionY - 1;
if (testCoordinate_S < 0)
{
testCoordinate_S = _rover._landscapeHeight;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover.PositionX, testCoordinate_S))
{
_rover.PositionY--;
}
if (_rover.PositionY < 0)
{
_rover.PositionY = _rover._landscapeHeight;
}
break;
case "W":
int testCoordinate_W = _rover.PositionX - 1;
if (testCoordinate_W < 0)
{
testCoordinate_W = _rover._landscapeWidth;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_W, _rover.PositionY))
{
_rover.PositionX--;
}
if (_rover.PositionX < 0)
{
_rover.PositionX = _rover._landscapeWidth;
}
break;
default:
break;
}
}
catch (Exception ex)
{
throw new Exception("Drive_Forward error", ex);
}
}
public void Drive_Forward()
{
Navigation _navigation = new Navigation(_rover);
try
{
switch (_navigation.GetDirectionalHeading())
{
case "N":
int testCoordinate_N = _rover.PositionY + 1;
if (testCoordinate_N > _rover._landscapeHeight)
{
testCoordinate_N = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover.PositionX, testCoordinate_N))
{
_rover.PositionY++;
}
if (_rover.PositionY > _rover._landscapeHeight)
{
_rover.PositionY = 0;
}
break;
case "E":
int testCoordinate_E = _rover.PositionX + 1;
if (testCoordinate_E > _rover._landscapeWidth)
{
testCoordinate_E = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_E, _rover.PositionY))
{
_rover.PositionX++;
}
if (_rover.PositionX > _rover._landscapeWidth)
{
_rover.PositionX = 0;
}
break;
case "S":
int testCoordinate_S = _rover.PositionY - 1;
if (testCoordinate_S < 0)
{
testCoordinate_S = _rover._landscapeHeight;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover.PositionX, testCoordinate_S))
{
_rover.PositionY--;
}
if (_rover.PositionY < 0)
{
_rover.PositionY = _rover._landscapeHeight;
}
break;
case "W":
int testCoordinate_W = _rover.PositionX - 1;
if (testCoordinate_W < 0)
{
testCoordinate_W = _rover._landscapeWidth;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_W, _rover.PositionY))
{
_rover.PositionX--;
}
if (_rover.PositionX < 0)
{
_rover.PositionX = _rover._landscapeWidth;
}
break;
default:
break;
}
}
catch (Exception ex)
{
throw new Exception("Drive_Forward error", ex);
}
}
public void Drive_Reverse()
{
Navigation _navigation = new Navigation(_rover);
switch (_navigation.GetDirectionalHeading())
{
case "N":
int testCoordinate_N = _rover.PositionY - 1;
if (testCoordinate_N < 0)
{
testCoordinate_N = _rover._landscapeHeight;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover.PositionX, testCoordinate_N))
{
_rover.PositionY--;
}
if (_rover.PositionY < 0)
{
_rover.PositionY = _rover._landscapeHeight;
}
break;
case "E":
int testCoordinate_E = _rover.PositionX - 1;
if (testCoordinate_E < 0)
{
testCoordinate_E = _rover._landscapeWidth;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_E, _rover.PositionY))
{
_rover.PositionX--;
}
if (_rover.PositionX < 0)
{
_rover.PositionX = _rover._landscapeWidth;
}
break;
case "S":
int testCoordinate_S = _rover.PositionY + 1;
if (testCoordinate_S > _rover._landscapeHeight)
{
testCoordinate_S = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover._position_X, testCoordinate_S))
{
_rover._position_Y++;
}
if (_rover._position_Y > _rover._landscapeHeight)
{
_rover._position_Y = 0;
}
break;
case "W":
int testCoordinate_W = _rover._position_X + 1;
if (testCoordinate_W > _rover._landscapeWidth)
{
testCoordinate_W = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_W, _rover.PositionY))
{
_rover.PositionX++;
}
if (_rover.PositionX > _rover._landscapeWidth)
{
_rover.PositionX = 0;
}
break;
default:
//todo throw exception
break;
}
}
public void Drive_Reverse()
{
Navigation _navigation = new Navigation(_rover);
switch (_navigation.GetDirectionalHeading())
{
case "N":
int testCoordinate_N = _rover.PositionY - 1;
if (testCoordinate_N < 0)
{
testCoordinate_N = _rover._landscapeHeight;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover.PositionX, testCoordinate_N))
{
_rover.PositionY--;
}
if (_rover.PositionY < 0)
{
_rover.PositionY = _rover._landscapeHeight;
}
break;
case "E":
int testCoordinate_E = _rover.PositionX - 1;
if (testCoordinate_E < 0)
{
testCoordinate_E = _rover._landscapeWidth;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_E, _rover.PositionY))
{
_rover.PositionX--;
}
if (_rover.PositionX < 0)
{
_rover.PositionX = _rover._landscapeWidth;
}
break;
case "S":
int testCoordinate_S = _rover.PositionY + 1;
if (testCoordinate_S > _rover._landscapeHeight)
{
testCoordinate_S = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(_rover._position_X, testCoordinate_S))
{
_rover._position_Y++;
}
if (_rover._position_Y > _rover._landscapeHeight)
{
_rover._position_Y = 0;
}
break;
case "W":
int testCoordinate_W = _rover._position_X + 1;
if (testCoordinate_W > _rover._landscapeWidth)
{
testCoordinate_W = 0;
}
if (_navigation.IsDestinationFreeFromObstacle(testCoordinate_W, _rover.PositionY))
{
_rover.PositionX++;
}
if (_rover.PositionX > _rover._landscapeWidth)
{
_rover.PositionX = 0;
}
break;
default:
//todo throw exception
break;
}
}