void OnVariableAdded(VariableAdded evt)
{
if (evt.Variable.UseUI && evt.Variable.UI)
{
// Instantiate the UI element for the new variable if not already shown.
if (!m_ShownVariables.Contains(evt.Variable))
{
m_ShownVariables.Add(evt.Variable);
GameObject go = Instantiate(evt.Variable.UI, m_VariablePanel);
// Initialise the variable element.
Variable variable = go.GetComponent <Variable>();
variable.Initialize(evt.Variable.Name, evt.Variable.InitialValue.ToString());
// Force layout rebuild to get height of variable UI.
LayoutRebuilder.ForceRebuildLayoutImmediate(go.GetComponent <RectTransform>());
// Position the variable.
var rectTransform = go.GetComponent <RectTransform>();
rectTransform.anchoredPosition = new Vector2(rectTransform.sizeDelta.x, m_NextY - s_TopMargin);
m_NextY -= rectTransform.sizeDelta.y + s_Spacing;
evt.Variable.OnUpdate += variable.OnUpdate;
}
}
}
public override Variable RegisterVariable(Variable variable)
{
variable.VariableChanging += OnVariableChanging;
variable.VariableChanged += OnVariableChanged;
base.RegisterVariable(variable);
VariableAdded?.Invoke(this, new VariableAddedEventArgs(variable));
return(variable);
}
NodeGraphVariable AddVariable(NodeGraphVariableData graphVariableData)
{
NodeEditor.Assertions.IsFalse(Variables.Any(x => x.ID == graphVariableData.ID), "Tried to spawn a variable that has the same ID as an existing variable.");
var variable = new NodeGraphVariable(graphVariableData);
variable.NameChangeRequested += Variable_NameChangeRequested;
Variables.Add(variable);
NodeEditor.Logger.Log <NodeGraph>("Added variable '{0}' ({1})", variable.Name, variable.GetType());
VariableAdded.InvokeSafe(variable);
Edited.InvokeSafe(this);
return(variable);
}
/// <summary> /// Method that calls the <see cref="VariableAdded"/> event. /// </summary> /// <param name="variable"></param> protected virtual void OnVariableAdded(VariableEventArgs args) => VariableAdded?.Invoke(this, args);
void Graph_VariableAdded(NodeGraphVariable variable)
{
VariableAdded.InvokeSafe(variable);
}
