public Gridspace(SizeXY size, GridspaceItemType acceptedType)
{
Size = size;
grid = new bool[size.X, size.Y];
itemsInGrid = new Dictionary <GridspaceItem, GridPosition>();
AcceptedItemType = acceptedType;
}
/// <summary>
/// Sets selected cells of grid to value.
/// </summary>
/// <param name="position"></param>
/// <param name="size"></param>
/// <param name="value"></param>
private void SetGridValues(GridPosition position, SizeXY size, bool value)
{
foreach (var pair in EnumerateGridRectangle(position, size))
{
grid[pair.Item1, pair.Item2] = value;
}
}
/// <summary>
/// Checks that on this position item with given size present or abscent.
/// </summary>
/// <param name="position"></param>
/// <param name="size"></param>
/// <param name="valueToValidate"></param>
/// <returns></returns>
private bool ValidateGridValues(GridPosition position, SizeXY size, bool valueToValidate)
{
foreach (var pair in EnumerateGridRectangle(position, size))
{
if (grid[pair.Item1, pair.Item2] != valueToValidate)
{
return(false);
}
}
return(true);
}
private IEnumerable <Tuple <int, int> > EnumerateGridRectangle(GridPosition position, SizeXY size)
{
for (int i = position.X; i < size.X; i++)
{
for (int j = position.Y; j < size.Y; j++)
{
yield return(Tuple.Create(i, j));
}
}
}