// This is the getInstance method of the singleton.
public static Hand PickUpObject(HoldableItem heldItem)
{
if (handInstance == null)
{
handInstance = new Hand(heldItem);
}
return(handInstance);
}
public Form1()
{
InitializeComponent();
rock = new HoldableItem("Rock", 2.0);
stick = new HoldableItem("Stick", 1.0);
dirt = new HoldableItem("Dirt", 0.5);
}
// This is the instantiation, it is private to fit the model for the
// singleton design pattern.
private Hand(HoldableItem heldItem)
{
// Same as in Java differnt in C++
this.heldItem = heldItem;
}