public void OnGui(Event current, ZoomWindow zoomer)
{
if (script == null)
{
return;
}
if (refreshConnections == null)
{
throw new System.Exception("Graph in invalid state. Should have called Initialize().");
}
if (refreshConnections.Count > 0)
{
foreach (var cp in refreshConnections)
{
foreach (var connGUID in cp.connection.connectedToGUIDs)
{
try
{
var otherCP = connectionPoints[connGUID];
otherCP.ConnectTo(cp);
cp.ConnectTo(otherCP);
}
catch (System.Exception)
{
Debug.Log("Could not find GUID " + connGUID);
}
}
}
refreshConnections.Clear();
}
Vector2 zoomerOffset = zoomer.GetContentOffset();
save = false;
warnings.Clear();
inputNode.Offset(zoomerOffset);
if (inputNode.ProcessEvents(current))
{
save = true;
}
inputNode.CheckForErrors(warnings);
inputNode.DrawConnectionWires();
outputNode.Offset(zoomerOffset);
if (outputNode.ProcessEvents(current))
{
save = true;
}
outputNode.CheckForErrors(warnings);
foreach (var node in branchEntityDatas)
{
node.Offset(zoomerOffset);
if (node.ProcessEvents(current))
{
save = true;
}
node.CheckForErrors(warnings);
// draw connections
node.DrawConnectionWires();
}
inputNode.OnGUI();
outputNode.OnGUI();
foreach (var node in branchEntityDatas)
{
node.OnGUI();
}
zoomer.DisplayMessage(warnings.Count > 0, warnings);
if (startConnection != null)
{ // we want to draw the line on-top of everything else
startConnection.DrawConnectionTo(current.mousePosition);
GUI.changed = true;
if (current.button == 1 && current.type == EventType.MouseDown)
{
startConnection.isCreatingNewConnection = false;
startConnection = null;
endConnection = null;
}
else if (endConnection != null)
{
CompleteConnection();
}
else if (current.button == 0 && current.type == EventType.MouseUp)
{
// if this has not been consumed we can assume that
// the mouse was not released over a connection point or a GraphEntity.
// check if the mouse was released over an entity.
// if so, && it's a valid entity (ie output is not on same entity as input),
// open context menu to add new input/output
// if not && the connection type is ControlFlow, open context menu to make new branch
savedMousePos = current.mousePosition + zoomerOffset;
if (startConnection.connection.type == ConnectionType.ControlFlow)
{
CreateStandAloneContextMenu(startConnection);
}
startConnection.isCreatingNewConnection = false;
startConnection = null;
}
}
else if (current.button == 1 &&
current.type == EventType.MouseUp &&
!zoomer.isScreenMoved)
{ // open context menu to make new branch
savedMousePos = current.mousePosition + zoomerOffset;
CreateStandAloneContextMenu();
}
else
{
zoomer.UpdateWithCurrentZoomerSettings(zoomerSettings);
}
if (save)
{
// temp save. Do not save to json file.
save = false;
}
}