public static void DrawNodeConnectionSmooth(ConnectionDrawData data)
{
Handles.BeginGUI();
Color shadowCol = new Color(0.2f, 0.2f, 0.2f, 0.06f) * Color.black;
var from_diff = (data.from - data.fromOrigin).normalized;
var to_diff = (data.to - data.toOrigin).normalized;
var from_dir = new Vector3(from_diff.x, from_diff.y, 0);
var to_dir = new Vector3(to_diff.x, to_diff.y, 0);
Vector3 startPos = new Vector3(data.from.x, data.from.y, 0.0f);
Vector3 endPos = new Vector3(data.to.x, data.to.y, 0.0f);
var angle = Mathf.Lerp(10, 90, Vector2.Distance(startPos, endPos) / 300);
Vector3 startTan = startPos + from_dir * angle;
Vector3 endTan = endPos + to_dir * angle;
for (int i = 0; i < 3; i++)
{
Handles.DrawBezier(startPos, endPos, startTan, endTan, shadowCol, null, (i + 1) * 5);
}
Handles.DrawBezier(startPos, endPos, startTan, endTan, data.color, null, 2.0f);
Handles.EndGUI();
}
// void HandleConnectionMenu(GraphNode action, int index)
// {
// GenericMenu menu = new GenericMenu();
//
// if (index > 0)
// {
// int i = 0;
// foreach (GraphNode.ConnectionInfo connection in action.connectedTo.Where(c => c.IndexFrom == index))
// {
// menu.AddItem(new GUIContent(++i + ") Remove connection to '" + connection.Node.Name + "' ..."), false, CreateRemoveConnectionCallback(action, connection));
// }
// }
//
// menu.ShowAsContext();
// }
/*[Obsolete("Deprecated, use StartConnection(BaseNode node)")]
* void HandleConnection(GraphNode actionNode, int result)
* {
* if (result == 0)
* return;
*
* switch (Event.current.button)
* {
* case 0:
* if (!IsConnecting)
* {
* connectIndex = result;
* IsConnecting = true;
* SelectedNode = actionNode;
* }
* else if ((int)Mathf.Sign(connectIndex) != (int)Mathf.Sign(result))
* {
* if (connectIndex > 0 && GraphNode.CanMakeConnection(SelectedNode, connectIndex, actionNode, result))
* {
* GraphNode.MakeConnection(SelectedNode, connectIndex, actionNode, result);
* }
* else if (connectIndex < 0 && GraphNode.CanMakeConnection(actionNode, result, SelectedNode, connectIndex))
* {
* GraphNode.MakeConnection(actionNode, result, SelectedNode, connectIndex);
* }
*
* connectIndex = 0;
* IsConnecting = false;
* SelectedNode = null;
* }
* break;
* case 1:
* HandleConnectionMenu(actionNode, result);
* break;
* default:
* break;
* }
* }*/
public void DrawNodeConnectionStyled(ConnectionDrawData data)
{
switch (ConnectionLineStyle)
{
case ConnectionStyle.BezierVertical:
DrawNodeConnectionBezierVertical(data.from, data.to, data.color);
break;
case ConnectionStyle.BezierHorizontal:
DrawNodeConnectionBezierHorizontal(data.from, data.to, data.color);
break;
case ConnectionStyle.Smooth:
DrawNodeConnectionSmooth(data);
break;
default:
DrawNodeConnectionLine(data.from, data.to, data.color);
break;
}
}
