public Menu(Menu parent, string name, MenuAction action, object context = null)
{
MenuOptions = new List<Menu>();
Name = name;
Action = action;
Context = context;
SelectedIndex = 0;
Parent = parent;
}
public static void DrawMenu(Menu menu, Vector2 startLocation, SpriteBatch spriteBatch, GraphicsDevice device)
{
if (menu != null)
{
foreach (Menu m in menu.MenuOptions)
{
int max = 0;
foreach (var option in menu.MenuOptions)
{
if (option.Name.Length > max)
{
max = option.Name.Length;
}
}
Texture2D texture = new Texture2D(device, (max * 14) + 25, 40 * menu.MenuOptions.Count);
Color color = Color.White;
Color[] texData = new Color[texture.Width * texture.Height];
for (int i = 0; i < texData.Length; i++)
{
texData[i] = color;
}
texture.SetData(texData);
spriteBatch.Draw(texture, startLocation, Color.White);
for (int i = 0; i < menu.MenuOptions.Count; i++)
{
if (i == menu.SelectedIndex)
{
spriteBatch.Draw(GetTexture(15, 15, Color.Black, "Pointer", device), startLocation + new Vector2(5, 10 + i * 40), Color.White);
DrawMenu(menu.MenuOptions[i], startLocation + new Vector2((max * 14) + 25, 10 + i * 40), spriteBatch, device);
}
FontRenderer.DrawText(spriteBatch, (int)startLocation.X + 25, (int)startLocation.Y + i * 40 + 10, menu.MenuOptions[i].Name);
}
}
}
}
private static Menu GetAllActions(WorldModel worldModel)
{
Tile current = worldModel.Player.CurrentTile;
Menu menu = new Menu();
Menu atackOption = new Menu(menu, "Attack", null);
Menu eatOption = new Menu(menu, "Eat", null);
Menu pickUpOption = new Menu(menu, "Pick Up", null);
Menu buildOption = new Menu(menu, "Build", null);
Menu useOption = new Menu(menu, "Use", null);
List<IEntity> entities = current.TileContents.Where(f => !(f is Player)).ToList();
entities.AddRange(worldModel.Player.Inventory);
foreach (IEntity entity in entities)
{
if (entity is IEdible)
{
IAnimate i = entity as IAnimate;
if (i != null)
{
// if the entity is animate it can fight back, so kill it before eating it
if (i.Health > 0)
{
atackOption.AddOption(entity.Name, worldModel.Player.Attack, entity);
}
else
{
// entity is dead, can be eaten
CheckIfCanBeEaten(worldModel, entity, eatOption);
}
}
else
{
// entity is not animate so it cannot attack, eat it without struggle
CheckIfCanBeEaten(worldModel, entity, eatOption);
}
}
IItem item = entity as IItem;
if (item != null)
{
if (!worldModel.Player.Inventory.Contains(entity) && item.CanLoot())
{
pickUpOption.AddOption(entity.Name, worldModel.Player.PickUp, entity);
}
}
}
if (worldModel.Player.Inventory.Any(i => i is Rock))
{
buildOption.AddOption("Rock wall", worldModel.Player.Build, new Wall());
}
foreach (var item in worldModel.Player.Inventory.Where(i => i is IUseable))
{
useOption.AddOption(item.Name, worldModel.Player.Use, worldModel.Player.Inventory.First(f => f is IUseable));
}
if (atackOption.MenuOptions.Count > 0)
menu.MenuOptions.Add(atackOption);
if (eatOption.MenuOptions.Count > 0)
menu.MenuOptions.Add(eatOption);
if (pickUpOption.MenuOptions.Count > 0)
menu.MenuOptions.Add(pickUpOption);
if (buildOption.MenuOptions.Count > 0)
menu.MenuOptions.Add(buildOption);
if (useOption.MenuOptions.Count > 0)
menu.MenuOptions.Add(useOption);
menu.MenuOptions.Add(new Menu(menu, "Stay", worldModel.Player.Stay));
worldModel.ActiveMenu = menu;
return menu;
}
private static void CheckIfCanBeEaten(WorldModel worldModel, IEntity entity, Menu eatOption)
{
IEdible e = entity as IEdible;
if (e != null && worldModel.Player.DesiredFood.HasFlag(e.ProvidesFoodType) && e.CanBeEaten())
{
eatOption.AddOption(e.FoodName, worldModel.Player.Eat, entity);
}
}