protected override bool LeaveContextDone(MenuNode node)
{
if (node.Position.X + node.GetSize().X <= 0)
{
return(true);
}
return(false);
}
public Menu(List <MenuNode> linkedNodes, SpriteFont font, SpriteBatch sb)
{
Font = font;
_nodes = linkedNodes;
_spriteBatch = sb;
CurrentNode = _nodes.First();
CurrentNode.Active = true;
foreach (MenuNode node in _nodes)
{
node.Menu = this;
}
InputSystem.KeyUp += KeyPress;
InputSystem.MouseMove += Move;
InputSystem.MouseDown += Click;
}
protected abstract bool EnterContextDone(MenuNode node);
protected abstract bool LeaveContextDone(MenuNode node);
protected virtual void LeaveContext(MenuNode node, int pos)
{
node.LeaveContext(pass, pos);
pass += 0.1f;
}
protected virtual void EnterContext(MenuNode node)
{
_init = true;
node.EnterContext(pass, 1);
}
/// <summary>
/// Changes the active menu node.
/// </summary>
/// <param name="newNode">The new node to be active.</param>
protected virtual void ChangeActive(MenuNode newNode)
{
CurrentNode.Active = false;
newNode.Active = true;
CurrentNode = newNode;
}
protected override bool EnterContextDone(MenuNode node)
{
return(true);
}