/// <summary>
/// Unregisters the portal component with this manager.
/// </summary>
/// <param name="portal">The portal component.</param>
public void UnregisterPortalComponent(GridPortalComponent portal)
{
_portalComponents.Remove(portal);
}
/// <summary>
/// Connects the specified grid to its neighbour grid(s) using Connector Portals. Will only connect to initialized and enabled grids.
/// </summary>
/// <param name="grid">The grid.</param>
/// <param name="pos">The position to connect with neighbours. Valid options are Top, Bottom, Left and Right</param>
/// <returns>A list of portal components that represent the connections. If none are found the list will be empty.</returns>
/// <exception cref="System.ArgumentException">
/// Can only connect a grid component that has been initialized.
/// or
/// Only direct neighbours, i.e. Left, Right, Top or Bottom are supported.
/// </exception>
public static IList <GridPortalComponent> Connect(this GridComponent grid, NeighbourPosition pos)
{
if (grid.grid == null)
{
throw new ArgumentException("Can only connect a grid component that has been initialized.");
}
NeighbourPosition neighboursPos;
Vector3 translation;
Bounds explorerBounds;
//First we establish an origin based bounds on the appropriate side of the grid to check for neighbour grids
switch (pos)
{
case NeighbourPosition.Bottom:
{
neighboursPos = NeighbourPosition.Top;
translation = new Vector3(0f, 0f, grid.cellSize);
explorerBounds = GetEdge(grid.grid, NeighbourPosition.Bottom).Translate(-translation);
break;
}
case NeighbourPosition.Top:
{
neighboursPos = NeighbourPosition.Bottom;
translation = new Vector3(0f, 0f, -grid.cellSize);
explorerBounds = GetEdge(grid.grid, NeighbourPosition.Top).Translate(-translation);
break;
}
case NeighbourPosition.Left:
{
neighboursPos = NeighbourPosition.Right;
translation = new Vector3(grid.cellSize, 0f, 0f);
explorerBounds = GetEdge(grid.grid, NeighbourPosition.Left).Translate(-translation);
break;
}
case NeighbourPosition.Right:
{
neighboursPos = NeighbourPosition.Left;
translation = new Vector3(-grid.cellSize, 0f, 0f);
explorerBounds = GetEdge(grid.grid, NeighbourPosition.Right).Translate(-translation);
break;
}
default:
{
throw new ArgumentException("Only direct neighbours, i.e. Left, Right, Top or Bottom are supported.");
}
}
//Resize so the bounds are contained in the grid
explorerBounds = explorerBounds.DeltaSize(-0.05f, 0f, -0.05f);
var existingConnectors = GridManager.instance.GetAssociatedPortals(grid).Where(p => p.type == PortalType.Connector).ToArray();
var portals = new List <GridPortalComponent>();
var neighbours = GridManager.instance.GetGrids(explorerBounds);
foreach (var n in neighbours)
{
//Make sure a connection is not already in place
bool connect = true;
for (int i = 0; i < existingConnectors.Length; i++)
{
if (existingConnectors[i].Connects(grid.grid, n))
{
connect = false;
break;
}
}
if (connect)
{
//Get the edge on the neighbour grid and find the intersection between it and this grid
var p1 = GetEdge(n, neighboursPos).DeltaSize(-0.05f, 0f, -0.05f);
p1 = p1.Intersection(explorerBounds);
var p2 = p1.Translate(translation);
//TODO: revise this once the PortalActionNoneComponent is gone or made a default for connectors
var portal = GridPortalComponent.Create <PortalActionNoneComponent>(grid.gameObject, PortalType.Connector, p1, p2);
portals.Add(portal);
}
}
return(portals);
}
/// <summary>
/// Registers the portal component with this manager.
/// </summary>
/// <param name="portal">The portal component.</param>
public void RegisterPortalComponent(GridPortalComponent portal)
{
_portalComponents.Add(portal);
}
