/// <summary>
/// Handles adding a new component to this GameScreen.
/// </summary>
/// <param name="component">The component to add to this GameScreen.</param>
public void AddComponent(Component component)
{
if (components.Contains(component)) return;
components.Add(component);
// We want to track what screen the component is associationed with, i.e. the parent.
component.Parent = this;
component.LoadComponent();
PutComponentInOrder(component);
}
/// <summary>
/// We want to be able to render some components on top of or behind other components, so a DrawOrder variable has been provided. This method sorts
/// components by that DrawOrder.
/// </summary>
/// <param name="component"></param>
public void PutComponentInOrder(Component component)
{
if (!components.Contains(component)) return;
components.Remove(component);
int i;
for (i = 0; i < components.Count; i++)
{
if (components[i].DrawOrder >= component.DrawOrder) break;
}
components.Insert(i, component);
}
/// <summary>
/// Handles removal of components on the current screen by the component object.
/// </summary>
/// <param name="component">The component to remove from the screen.</param>
public void RemoveComponent(Component component)
{
if (component == null || !components.Contains(component)) return;
components.Remove(component);
component.Parent = null;
}
