/// <summary>
/// Create a new RouteNode.
/// </summary>
/// <param name="route">Route to own the node.</param>
public static RouteNode CreateNewNode(Route route, int index)
{
var go = new GameObject();
RouteNode prevNode = null;
if (route.Nodes.Count > 0)
{
prevNode = route.Nodes.Last();
}
go.transform.position = GenerateNewNodePosition(prevNode);
go.transform.SetParent(route.transform);
go.transform.SetSiblingIndex(index);
go.name = GenerateNewNodeName(route.gameObject.name, route.Nodes.Count);
var node = go.AddComponent <RouteNode>();
node.EdgeEvent.Type = route.GetComponentInParent <RouteSet>().DefaultEdgeEventType;
route.Nodes.Insert(index, node);
UnitySceneUtils.Select(go);
SceneView.lastActiveSceneView.FrameSelected();
return(node);
}
/// <summary>
/// Generate a position for a new node.
/// </summary>
/// <remarks>Once 2018.1 is out, change this to be in the center of the scene view.</remarks>
/// <param name="previousNode">Previous node in the Route, or null if none.</param>
/// <returns>The new node position.</returns>
private static Vector3 GenerateNewNodePosition(RouteNode previousNode)
{
if (previousNode == null)
{
return(Vector3.zero);
}
return(previousNode.transform.position);
}
/// <summary>
/// Create a new RouteNodeEvent.
/// </summary>
/// <param name="parent">GameObject parent to own the event.</param>
public static RouteNodeEvent CreateNewNodeEvent(RouteNode parent, RouteNodeEventType type)
{
var go = new GameObject();
go.transform.position = parent.transform.position;
go.transform.SetParent(parent.transform);
UnitySceneUtils.Select(go);
SceneView.lastActiveSceneView.FrameSelected();
var routeEvent = go.AddComponent <RouteNodeEvent>();
routeEvent.Type = type;
go.name = GenerateEventName(EventTypeToString(routeEvent.Type), parent.Events.Count);
return(routeEvent);
}
/// <summary>
/// Draw the Route's gizmos in the scene view.
/// </summary>
void OnDrawGizmos()
{
var isRouteSelected = IsRouteSelected();
Gizmos.color = RouteBuilderPreferences.Instance.EdgeColor;
RouteNode previousNode = null;
for (int i = 0; i < this.Nodes.Count; i++)
{
var node = this.Nodes[i];
Gizmos.color = RouteBuilderPreferences.Instance.NodeColor;
if (isRouteSelected)
{
Gizmos.DrawIcon(node.transform.position, "Route Builder/routebuilder_gizmo_node.png", true);
}
else
{
Gizmos.color = new Color(Gizmos.color.r, Gizmos.color.g, Gizmos.color.b, Gizmos.color.a * 0.1f);
}
if (previousNode == null)
{
previousNode = node;
continue;
}
Gizmos.color = RouteBuilderPreferences.Instance.EdgeColor;
if (!isRouteSelected)
{
Gizmos.color = new Color(Gizmos.color.r, Gizmos.color.g, Gizmos.color.b, Gizmos.color.a * 0.1f);
}
Gizmos.DrawLine(previousNode.transform.position, node.transform.position);
previousNode = node;
}
// Connect first and last nodes.
if (!this.Closed)
{
return;
}
if (this.Nodes.Count > 2)
{
Gizmos.DrawLine(this.Nodes[this.Nodes.Count - 1].transform.position, this.Nodes[0].transform.position);
}
}
