public Vector2 GetPositionInInventory(InventoryContainerItem item)
{
Vector2 result = new Vector2(item.InventoryX * SlotSize.X, item.InventoryY * SlotSize.Y);
result.X += item.Width * SlotSize.X * 0.5f;
result.Y += item.Height * SlotSize.Y * 0.5f;
result.X -= Size.X * 0.5f;
result.Y -= Size.Y * 0.5f;
result += this.Position;
return(result);
}
public void GetInventoryPosition(InventoryContainerItem item, ref int x, ref int y)
{
//determine the inventory position;
Vector2 delta = item.Position - this.Position;
delta.X -= item.Width * SlotSize.X * 0.5f;
delta.Y -= item.Height * SlotSize.Y * 0.5f;
delta.X += Size.X * 0.5f;
delta.Y += Size.Y * 0.5f;
x = (int)Math.Round(delta.X / SlotSize.X);
y = (int)Math.Round(delta.Y / SlotSize.Y);
}
internal void UpdateMouse(Vector2 mousePosition)
{
int x = -1;
int y = -1;
GetInventoryPosition(mousePosition, ref x, ref y);
if (x < 0 || y < 0 || x >= Width || y >= Height)
{
Hovering = null;
}
else
{
Hovering = Slots[x, y];
}
}
protected override void OnComponentRemoved(Core.Component component)
{
base.OnComponentRemoved(component);
if (component is InventoryContainerItem)
{
InventoryContainerItem item = (InventoryContainerItem)component;
if (item.InventoryX >= 0 && item.InventoryY >= 0)
{
for (int y = item.InventoryY; y < item.InventoryY + item.Height; y++)
{
for (int x = item.InventoryX; x < item.InventoryX + item.Width; x++)
{
Slots[x, y] = null;
}
}
}
}
}
public override bool CanAccept(ContainerItem content)
{
if (!this.Enabled)
{
return(false);
}
if (!(content is InventoryContainerItem))
{
return(false);
}
InventoryContainerItem item = (InventoryContainerItem)content;
int invX = -1;
int invY = -1;
GetInventoryPosition(item, ref invX, ref invY);
if (invX < 0 || invX + item.Width > this.Width || invY < 0 || invY + item.Height > this.Height)
{
return(false);
}
int empty = 0;
for (int y = invY; y < invY + item.Height; y++)
{
for (int x = invX; x < invX + item.Width; x++)
{
if (Slots[x, y] == null)
{
empty++;
}
}
}
if (empty < item.Width * item.Height)
{
return(false);
}
return(true);
}
public bool FindEmptySpotFor(InventoryContainerItem item)
{
if (!this.Enabled)
{
return(false);
}
for (int invY = 0; invY < this.Height - item.Height + 1; invY++)
{
for (int invX = 0; invX < this.Height - item.Height + 1; invX++)
{
int empty = 0;
for (int y = invY; y < invY + item.Height; y++)
{
for (int x = invX; x < invX + item.Width; x++)
{
if (Slots[x, y] == null)
{
empty++;
}
}
}
if (empty == item.Width * item.Height)
{
item.InventoryX = invX;
item.InventoryY = invY;
return(true);
}
}
}
return(false);
}
private void DockAtLocation(InventoryContainer inv)
{
if (!CanDockAt(inv) || !inv.CanAccept(this))
{
if (LastContainer != null)
{
MoveTo(LastContainer);
}
else
{
MoveTo(LastPosition);
}
return;
}
inv.GetInventoryPosition(this, ref InventoryX, ref InventoryY);
InventoryContainerItem other = inv.Slots[InventoryX, InventoryY];
if (other != null)
{
//its not empty, check if it is the same and then try to stack
if (this.StackSize > 1 && this.Name == other.Name)
{
int s = other.Count + this.Count;
if (s <= other.StackSize)
{
//this stacks fits with the other stack
this.Destroyed = true;
other.Count = s;
}
else
{
//return any left-overs
other.Count = other.StackSize;
this.Count = s - other.StackSize;
if (LastContainer != null)
{
MoveTo(LastContainer);
}
else
{
MoveTo(LastPosition);
}
}
return;
}
}
if (Parent != null)
{
this.Parent.RemoveComponent(this);
}
inv.AddComponent(this);
this.Container = inv;
this.Inventory = inv;
State = UIContentState.Docked;
for (int y = InventoryY; y < InventoryY + Height; y++)
{
for (int x = InventoryX; x < InventoryX + Width; x++)
{
inv.Slots[x, y] = this;
}
}
this.Position.X = inv.Position.X + (-0.5f * inv.Width + 0.5f * this.Width + this.InventoryX) * inv.SlotSize.X;
this.Position.Y = inv.Position.Y + (-0.5f * inv.Height + 0.5f * this.Height + this.InventoryY) * inv.SlotSize.Y;
}