/// <summary>
/// Get the location on the coordinate plane of the given square.
/// </summary>
/// <param name="squareNum"></param>
/// <returns></returns>
public GridLocation GetLocation(int squareNum)
{
var ret = new GridLocation(0, 0);
if (squareNum != 1)
{
//Need to translate the grid so that the center is the origin.
var maxCoord = GetGridDimensions(squareNum) - 1;
//start at the bottom right and determine which edge we're on.
var edgeLoc = GetEdgeLocation(squareNum);
ret = new GridLocation(maxCoord, maxCoord);
switch (edgeLoc.Edge)
{
case Edge.Bottom:
ret.Y = 0;
ret.X = maxCoord - edgeLoc.Distance;
break;
case Edge.Left:
ret.Y = edgeLoc.Distance;
ret.X = 0;
break;
case Edge.Top:
ret.X = edgeLoc.Distance;
ret.Y = maxCoord;
break;
case Edge.Right:
ret.X = maxCoord;
ret.Y = maxCoord - edgeLoc.Distance;
break;
default:
throw new ArgumentOutOfRangeException();
}
var translation = (int)Math.Floor(maxCoord / 2.0);
ret.X -= translation;
ret.Y -= translation;
}
return(ret);
}
protected int GetDistance(GridLocation locA, GridLocation locB)
{
return(Math.Abs(locA.X - locB.X) + Math.Abs(locA.Y - locB.Y));
}