/** If a trajectory has only one node, the player is not displayed. To fix that situation, the node is duplicated with a slightly different location.
* Both old and new nodes are linked through a side.
*
* @param scene
*/
public static void fixSingleNode(Scene scene)
{
Trajectory trajectory = scene.getTrajectory();
if (trajectory != null)
{
if (trajectory.getNodes().Count == 1)
{
Trajectory.Node node1 = trajectory.getNodes()[0];
trajectory.addNode(node1.getID() + "Dupl", node1.getX() + 1, node1.getY(), node1.getScale());
trajectory.addSide(node1.getID(), node1.getID() + "Dupl", 1);
}
}
}
public object DOMParse(XmlElement element, params object[] parameters)
{
Trajectory trajectory = new Trajectory();
foreach (XmlElement el in element.SelectNodes("node"))
{
string id = el.GetAttribute("id");
int x = ExParsers.ParseDefault(el.GetAttribute("x"), 0),
y = ExParsers.ParseDefault(el.GetAttribute("y"), 0);
float scale = ExParsers.ParseDefault(el.GetAttribute("scale"), CultureInfo.InvariantCulture, 1.0f);
scale = Mathf.Max(0, scale);
trajectory.addNode(id, x, y, scale);
}
foreach (XmlElement el in element.SelectNodes("side"))
{
string idStart = el.GetAttribute("idStart");
string idEnd = el.GetAttribute("idEnd");
int length = ExParsers.ParseDefault(el.GetAttribute("length"), -1);
trajectory.addSide(idStart, idEnd, length);
}
var initialNode = element.SelectSingleNode("initialnode") as XmlElement;
if (initialNode != null)
{
trajectory.setInitial(initialNode.GetAttribute("id"));
}
if (trajectory.getNodes().Count != 0)
{
// trajectory.deleteUnconnectedNodes();
return(trajectory);
}
return(null);
}
public object DOMParse(XmlElement element, params object[] parameters)
{
Trajectory trajectory = new Trajectory();
foreach (XmlElement el in element.SelectNodes("node"))
{
string id = el.GetAttribute("id") ?? "";
int x = int.Parse(el.GetAttribute("x") ?? "0"),
y = int.Parse(el.GetAttribute("y") ?? "0");
float scale = float.Parse(el.GetAttribute("scale") ?? "1.0", CultureInfo.InvariantCulture);
trajectory.addNode(id, x, y, scale);
}
foreach (XmlElement el in element.SelectNodes("side"))
{
string idStart = el.GetAttribute("idStart") ?? "";
string idEnd = el.GetAttribute("idEnd") ?? "";
int length = int.Parse(el.GetAttribute("length") ?? "-1");
trajectory.addSide(idStart, idEnd, length);
}
var initialNode = element.SelectSingleNode("initialnode");
if (initialNode != null)
{
trajectory.setInitial(element.GetAttribute("id") ?? "");
}
if (trajectory.getNodes().Count != 0)
{
trajectory.deleteUnconnectedNodes();
return(trajectory);
}
return(null);
}