private string PrintArea(IMineArea area)
{
if (area.ContainsMine)
{
return("*");
}
else
{
return(area.AdjacentMines.ToString());
}
}
public Minefield(int width, int height)
{
Width = width;
Height = height;
m_mineAreas = new IMineArea[width, height];
for (int i = 0; i < width; i++)
{
for (int j = 0; j < height; j++)
{
m_mineAreas[i, j] = new MineArea(j, i);
}
}
}
/// <summary>
/// Lists all of the areas that are adjacent to a mine area in a minefield.
/// </summary>
/// <param name="mineArea">Returns the neighbors of this area.</param>
/// <param name="minefield">Uses this minefield to get references to neighboring areas.</param>
/// <returns>An enumerable collection of IMineAreas that are adjacent to the specified area.</returns>
public static IEnumerable <IMineArea> NeighboringAreas(this IMineArea mineArea, IMinefield minefield)
{
for (int row = mineArea.Row - 1; row <= mineArea.Row + 1; row++)
{
for (int col = mineArea.Col - 1; col <= mineArea.Col + 1; col++)
{
// Make sure indexes are in mine grid and area is not the current area
if (row >= 0 && row < minefield.Height &&
col >= 0 && col < minefield.Width &&
(row != mineArea.Row || col != mineArea.Col))
{
yield return(minefield.GetArea(row, col));
}
}
}
}
private string PrintArea(IMineArea area)
{
if (area.ContainsMine)
return "*";
else
return area.AdjacentMines.ToString();
}
