public static CoordIndexer FromIndex(ISizeObject sizeObject, int index)
{
int dimensions = sizeObject.Dimensions, size = 1, value = 0, i;
var coords = new int[dimensions];
for (i = 0; i < dimensions; i++)
{
size *= sizeObject.GetSize(i);
}
for (i = dimensions - 1; i >= 0; i--)
{
size /= sizeObject.GetSize(i);
coords[i] = index % size - value;
value += coords[i];
}
return(new CoordIndexer(sizeObject, coords));
}
public CoordIndexer(ISizeObject sizeObject, params int[] coord)
{
if (sizeObject == null)
{
throw new ArgumentNullException("sizeObject");
}
if (coord == null)
{
throw new ArgumentNullException("coord");
}
this.dimensions = sizeObject.Dimensions;
if (dimensions < 1)
{
throw new ArgumentOutOfRangeException("sizeObject", "dimensions of a size object must be greater or equals to 1.");
}
this.sizeObject = sizeObject;
this.coord = new int[dimensions];
Array.Copy(coord, this.coord, Math.Min(dimensions, coord.Length));
}
public bool IsChild(ISizeObject parent)
{
return(parent == sizeObject);
}
