///----------------------------------------------------------------------------------------------
///Returns whether source and target nodes can generaly be connected together.
///This only validates max in/out connections that source and target nodes has.
///Providing an existing ref connection, will bypass source/target validation respectively if that connection is already connected to that source/target node.
public static bool IsNewConnectionAllowed(Node sourceNode, Node targetNode, Connection refConnection = null)
{
if (sourceNode == null || targetNode == null)
{
ParadoxNotion.Services.Logger.LogWarning("A Node Provided is null.", "Editor", targetNode);
return(false);
}
if (sourceNode == targetNode)
{
ParadoxNotion.Services.Logger.LogWarning("Node can't connect to itself.", "Editor", targetNode);
return(false);
}
if (refConnection == null || refConnection.sourceNode != sourceNode)
{
if (sourceNode.outConnections.Count >= sourceNode.maxOutConnections && sourceNode.maxOutConnections != -1)
{
ParadoxNotion.Services.Logger.LogWarning("Source node can have no more out connections.", "Editor", sourceNode);
return(false);
}
}
if (refConnection == null || refConnection.targetNode != targetNode)
{
if (targetNode.maxInConnections <= targetNode.inConnections.Count && targetNode.maxInConnections != -1)
{
ParadoxNotion.Services.Logger.LogWarning("Target node can have no more in connections.", "Editor", targetNode);
return(false);
}
if (targetNode == targetNode.graph.primeNode && targetNode.maxInConnections == 1)
{
ParadoxNotion.Services.Logger.LogWarning("Target node can have no more in connections.", "Editor", targetNode);
return(false);
}
}
var final = true;
final &= sourceNode.CanConnectToTarget(targetNode);
final &= targetNode.CanConnectFromSource(sourceNode);
return(final);
}
///----------------------------------------------------------------------------------------------
///Returns whether source and target nodes can generaly be connected together.
///This only validates max in/out connections that source and target nodes has, along with other validations.
///Providing an existing refConnection, will bypass source/target validation respectively if that connection is already connected to that source/target node.
public static bool IsNewConnectionAllowed(Node sourceNode, Node targetNode, Connection refConnection = null)
{
if (sourceNode == null || targetNode == null)
{
Logger.LogWarning("A Node Provided is null.", LogTag.EDITOR, targetNode);
return(false);
}
if (sourceNode == targetNode && !sourceNode.canSelfConnect)
{
Logger.LogWarning("Node can't connect to itself.", LogTag.EDITOR, targetNode);
return(false);
}
if (refConnection == null || refConnection.sourceNode != sourceNode)
{
if (sourceNode.outConnections.Count >= sourceNode.maxOutConnections && sourceNode.maxOutConnections != -1)
{
Logger.LogWarning("Source node can have no more out connections.", LogTag.EDITOR, sourceNode);
return(false);
}
}
if (refConnection == null || refConnection.targetNode != targetNode)
{
if (targetNode.maxInConnections <= targetNode.inConnections.Count && targetNode.maxInConnections != -1)
{
Logger.LogWarning("Target node can have no more in connections.", LogTag.EDITOR, targetNode);
return(false);
}
}
var final = true;
final &= sourceNode.CanConnectToTarget(targetNode);
final &= targetNode.CanConnectFromSource(sourceNode);
return(final);
}