/// <summary>
/// replaces returning the old value - not especially usefull
/// </summary>
/// <param name="num"></param>
/// <param name="r"></param>
/// <returns></returns>
public RC_Renderable replace(int num, RC_Renderable r)
{
RC_Renderable retv = rlist[num];
rlist[num] = r;
return(retv);
}
/// <summary>
/// Copy constructor dont know if it will ever be used since its a parent class
/// </summary>
public RC_Renderable(RC_Renderable r)
{
active = r.active;
visible = r.visible;
colour = r.colour;
tag = r.tag;
tagInt = r.tagInt;
}
/// <summary>
/// Copy constructor dont know if it will ever be used since its a parent class
/// </summary>
public RC_Renderable(RC_Renderable r)
{
active = r.active;
visible = r.visible;
colour = r.colour;
tag = r.tag;
tagInt = r.tagInt;
dragAndDrop = false;
}
/// <summary>
/// standard way to add things to the list reusing old space to
/// stop the list growing to long
/// </summary>
/// <param name="r"></param>
public void addReuse(RC_Renderable r)
{
int i = findInactive();
if (i == -1)
{
rlist.Add(r);
}
else
{
rlist[i] = r;
}
}
/// <summary>
/// This returns the index of the next renderable
/// in most cases it makes no senseits probably only usefull in gui applications
/// it assumes the renderables are placed in the list an a meaningfull order
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public int IndexOfNext(RC_Renderable item)
{
int retv = rlist.IndexOf(item);
if (retv < 0)
{
return(retv);
}
if (retv == rlist.Count - 1)
{
return(rlist.Count - 1);
}
return(retv + 1);
}
/// <summary>
/// This returns the index of the previous renderable
/// in most cases it makes no senseits probably only usefull in gui applications
/// it assumes the renderables are placed in the list an a meaningfull order
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public int IndexOfPrevious(RC_Renderable item)
{
int retv = rlist.IndexOf(item);
if (retv < 0)
{
return(retv);
}
if (retv == 0)
{
return(0);
}
return(retv - 1);
}
/// <summary>
/// gets a renderable i
/// </summary>
/// <param name="i"></param>
/// <returns></returns>
public RC_Renderable getRenderable(int i)
{
RC_Renderable retv = rlist[i];
return(retv);
}
/// <summary>
/// Adds to the list - fast but usually we would use the 'addReuse' method
/// </summary>
/// <param name="r"></param>
public void addToEnd(RC_Renderable r)
{
rlist.Add(r);
}
/// <summary>
/// This returns the index of a given renderable
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public int IndexOf(RC_Renderable item)
{
return(rlist.IndexOf(item));
}