/// <summary>
/// Constructor
/// </summary>
/// <param name="coordinates"></param>
public SurroundingView(Coordinates coordinates, MapTile[,] view)
{
// Set the center coordinate
_centerOfView = coordinates;
_view = new Map(Convert.ToInt16(view.GetUpperBound(0)), Convert.ToInt16(view.GetUpperBound(1)));
_view.InitializeGrid(view);
}
/// <summary>
/// Populates the grid with MapTiles
/// </summary>
public void InitializeGrid()
{
// Create a square map of MapWidth / MapHeight size
for (short col = 0; col < Width; col++)
{
for (short row = 0; row < Height; row++)
{
var tile = new MapTile();
tile.SetPositions(col, row);
Grid[col, row] = tile;
}
}
}
/// <summary>
/// Extracts a sub array from the array passed as a parameter
/// </summary>
/// <param name="xMin">The "top left" x bound of the array to extract</param>
/// <param name="xMax">The "top left" y bound of the array to extract</param>
/// <param name="yMin">The "bottom right" x bound of the array to extract</param>
/// <param name="yMax">The "bottom right" y bound of the array to extract</param>
/// <returns>The sub 2D array</returns>
private MapTile[,] GetSubArray(Int16 xMin, Int16 xMax, Int16 yMin, Int16 yMax)
{
Coordinates cMin = new Coordinates(xMin, yMin);
Coordinates cMax = new Coordinates(xMax, yMax);
if (CoordinatesAreValid(cMin) && CoordinatesAreValid(cMax))
{
// Create a new map (add +1 to the dimention since it is a 0 based array)
var newMap = new MapTile[(Int16)(xMax - xMin +1), (Int16)(yMax - yMin + 1)];
for (int i = xMin; i <= xMax; i++)
for (int j = yMin; j <= yMax; j++)
newMap[i - xMin, j - yMin] = Grid[i, j];
return newMap;
}
else
throw new Exception();
}
/// <summary>
/// Initializes the grid of the map with the grid passed as a reference
/// </summary>
/// <param name="view">The grid that is to become this map's grid</param>
public void InitializeGrid(MapTile[,] view)
{
Grid = view;
}