public ContainerItem(string name, string caption, Vector2 position, Shape shape, int stackSize, int count)
: base(name, position, shape)
{
this.StackSize = stackSize;
this.Count = count;
this.Caption = caption;
this.State = UIContentState.Floating;
}
/// <summary>
/// Dock the content at a container
/// </summary>
/// <param name="container"></param>
public virtual void Dock(Container container)
{
if (!CanDockAt(container) || !container.CanAccept(this))
{
if (LastContainer != null)
{
MoveTo(LastContainer);
}
else
{
MoveTo(LastPosition);
}
return;
}
ContainerItem other = container.GetContentAt(this.Position);
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;
other.StackSizeChanged();
}
else
{
//return any left-overs
other.Count = other.StackSize;
other.StackSizeChanged();
this.Count = s - other.StackSize;
this.StackSizeChanged();
if (LastContainer != null)
{
MoveTo(LastContainer);
}
else
{
MoveTo(LastPosition);
}
}
return;
}
}
this.Container = container;
if (this.Parent != null)
{
this.Parent.RemoveComponent(this);
}
container.AddComponent(this);
State = UIContentState.Docked;
}
/// <summary>
/// Move the content to a specific target container
/// </summary>
/// <param name="container"></param>
public virtual void MoveTo(Container container)
{
if (this.Container != null)
{
Undock();
}
State = UIContentState.Moving;
tween = 1;
moveOrigin = this.Position;
targetContainer = container;
targetPosition = container.Position;
}
/// <summary>
/// Call undock to start dragging/moving a content
/// </summary>
public virtual void Undock()
{
this.LastContainer = this.Container;
LastPosition = Position;
if (this.Container != null)
{
this.Container.RemoveComponent(this);
this.Container.GetAncestor <UILayer>().AddComponent(this);
this.Container = null;
}
State = UIContentState.Dragged;
}
/// <summary>
/// Drop the content at a specific location
/// </summary>
/// <param name="position"></param>
public virtual void DropAt(Vector2 position)
{
if (!CanFloat && LastContainer != null)
{
MoveTo(LastContainer);
}
else
{
HandleMessage(Messages.SetPosition, Position);
State = UIContentState.Floating;
LastContainer = null;
}
}
/// <summary>
/// Move the content to a specific target position
/// </summary>
/// <param name="position"></param>
public virtual void MoveTo(Vector2 position)
{
if (this.Container != null)
{
Undock();
}
State = UIContentState.Moving;
tween = 1;
moveOrigin = this.Position;
targetContainer = null;
targetPosition = position;
Selected = 0;
}
