// ===========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
//
//
//  Creation Date:   28 April 1997
//
//  Procedure Name:
//      createDropoffLocator
//
//  Description:
//      issues a dropoffLocator cmd. 
//	    it is called by the action performDropoffLocator.
//
//  Input Arguments:
//		envelope, percent, wire node name
//
//  Return Value:
//      string 
//


global proc createDropoffLocator(float $env,float $perc,string $wire)
{
	if ($wire=="")
	{
		$wire=`whichWire`;
	}	

	if ($wire=="")
	{
		error( (uiRes("m_createDropoffLocator.kSelectedItemNotAWire")));
		return;
	}
	string $cmd = "dropoffLocator " + $env + " " + $perc + " " + $wire;
	evalEcho($cmd);
}




global proc string whichWire()
{
	string $curve;
	string $sel[]=`ls -sl`;
	if (size($sel))
	{
		$curve=substitute("\\..*",$sel[0],"");		
		if (nodeType($curve)=="nurbsCurve" || nodeType($curve)=="transform")
		{
			if (`objExists ($curve + ".ws")`) {
				string $nodes[]= `listConnections ($curve + ".ws")`;
				for ($node in $nodes)
				{
					if (nodeType($node)=="wire") 
						return $node;
				}
			}
		}
	}
	return "";
}