/// <summary>Tries to add the <paramref name="grillItem"/> for the specified <paramref name="quantity"/> times.</summary>
/// <param name="grillItem">The item to be grilled.</param>
/// <param name="quantity">The amount of items to be placed on grill.</param>
/// <returns>The amount of added items.</returns>
public int AddMenuItem(GrillItem grillItem, int quantity)
{
int grillItemIndex;
for (grillItemIndex = 0; grillItemIndex < quantity; grillItemIndex++)
{
PlacedGrillItem placedGrillItem = AddGrillItem(grillItem);
if (placedGrillItem == null)
{
break;
}
}
return(grillItemIndex);
}
/// <summary>Tries to add single <paramref name="grillItem"/>.</summary>
/// <param name="grillItem">The item to be grilled.</param>
/// <returns>The placed item.</returns>
private PlacedGrillItem AddGrillItem(GrillItem grillItem)
{
var grillItemArea = new Rectangle(Point.Empty, grillItem.Size);
var grillItemLocations = new GrillAreaEnumerable(this, grillItem.Size);
PlacedGrillItem placedItem = null;
// Iterate the possible locations on grill surface.
foreach (Point grillItemLocation in grillItemLocations)
{
grillItemArea.Location = grillItemLocation;
bool hasAnyIntersectionWithExistingItems = AreaIntersectsWithAnyItem(grillItemArea);
// If tested area intersects with any of the placed items,
// then we're not placing it and will test for a new loaction;
// otherwise, placing it and returning the placed item.
if (!hasAnyIntersectionWithExistingItems)
{
placedItem = PlacedGrillItem.FromGrillItem(grillItem, grillItemLocation);
Items.Add(placedItem);
break;
}
}
return(placedItem);
}
/// <summary>Creates the object from existing <paramref name="grillItem"/> object.</summary>
/// <param name="grillItem">The item that will be placed on Grill.</param>
/// <param name="location">The new location of <paramref name="grillItem"/> on Grill.</param>
/// <returns>The created object.</returns>
public static PlacedGrillItem FromGrillItem(GrillItem grillItem, Point location)
{
return(new PlacedGrillItem(grillItem.Size, grillItem.CookingTime, location));
}