public bool equals(Object o)
{
if (null == o || !(o is XYLocation))
{
return(base.Equals(o));
}
XYLocation anotherLoc = (XYLocation)o;
return((anotherLoc.getXCoOrdinate() == xCoOrdinate) && (anotherLoc
.getYCoOrdinate() == yCoOrdinate));
}
public int evaluateManhattanDistanceOf(int i, XYLocation loc)
{
int retVal = -1;
int xpos = loc.getXCoOrdinate();
int ypos = loc.getYCoOrdinate();
switch (i)
{
case 1:
retVal = Math.Abs(xpos - 0) + Math.Abs(ypos - 1);
break;
case 2:
retVal = Math.Abs(xpos - 0) + Math.Abs(ypos - 2);
break;
case 3:
retVal = Math.Abs(xpos - 1) + Math.Abs(ypos - 0);
break;
case 4:
retVal = Math.Abs(xpos - 1) + Math.Abs(ypos - 1);
break;
case 5:
retVal = Math.Abs(xpos - 1) + Math.Abs(ypos - 2);
break;
case 6:
retVal = Math.Abs(xpos - 2) + Math.Abs(ypos - 0);
break;
case 7:
retVal = Math.Abs(xpos - 2) + Math.Abs(ypos - 1);
break;
case 8:
retVal = Math.Abs(xpos - 2) + Math.Abs(ypos - 2);
break;
}
return retVal;
}
public List<XYLocation> getPositions()
{
List<XYLocation> retVal = new List<XYLocation>();
for (int i = 0; i < 9; i++)
{
int absPos = getPositionOf(i);
XYLocation loc = new XYLocation(getXCoord(absPos),
getYCoord(absPos));
retVal.Add(loc);
}
return retVal;
}
public int getValueAt(XYLocation loc)
{
return getValueAt(loc.getXCoOrdinate(), loc.getYCoOrdinate());
}