* +-======-+ 
*  Copyright (c) 2003-2018 United States Government as represented by 
*  the Admistrator of the National Aeronautics and Space Administration.  
*  All Rights Reserved.
*  
*  THIS OPEN  SOURCE  AGREEMENT  ("AGREEMENT") DEFINES  THE  RIGHTS  OF USE,
*  REPRODUCTION,  DISTRIBUTION,  MODIFICATION AND REDISTRIBUTION OF CERTAIN 
*  COMPUTER SOFTWARE ORIGINALLY RELEASED BY THE UNITED STATES GOVERNMENT AS 
*  REPRESENTED BY THE GOVERNMENT AGENCY LISTED BELOW ("GOVERNMENT AGENCY").  
*  THE UNITED STATES GOVERNMENT, AS REPRESENTED BY GOVERNMENT AGENCY, IS AN 
*  INTENDED  THIRD-PARTY  BENEFICIARY  OF  ALL  SUBSEQUENT DISTRIBUTIONS OR 
*  REDISTRIBUTIONS  OF THE  SUBJECT  SOFTWARE.  ANYONE WHO USES, REPRODUCES, 
*  DISTRIBUTES, MODIFIES  OR REDISTRIBUTES THE SUBJECT SOFTWARE, AS DEFINED 
*  HEREIN, OR ANY PART THEREOF,  IS,  BY THAT ACTION, ACCEPTING IN FULL THE 
*  RESPONSIBILITIES AND OBLIGATIONS CONTAINED IN THIS AGREEMENT.
*  
*  Government Agency: National Aeronautics and Space Administration
*  Government Agency Original Software Designation: GSC-15354-1
*  Government Agency Original Software Title:  GEOS-5 GCM Modeling Software
*  User Registration Requested.  Please Visit http://opensource.gsfc.nasa.gov
*  Government Agency Point of Contact for Original Software:  
*  			Dale Hithon, SRA Assistant, (301) 286-2691
*  
* +-======-+ 
function title (args)

*************************************************************
*****                                                   *****
*****  Usage:  title file_number <x>                    *****
*****                                                   *****
*****  This function writes the dataset title name      *****
*****  onto the plot.  The location will be obtained    *****
*****  interactively.  The same location will be used   *****
*****  after the initial call.  To clear the location,  *****
*****  send in a second argument <x>.                   *****
*****                                                   *****
*************************************************************

file = subwrd(args,1)
xxxx = subwrd(args,2)
if( xxxx != '' )
'!/bin/rm titlepos.'file
endif
if( file = '' )
file = 1
endif

'getinfo label 'file
title = result
xxxx  = titlepos.file
xpos  = sublin( read(xxxx),2 )
ypos  = sublin( read(xxxx),2 )

if( xpos = '' )
say "Click on center position for Level"
'query pos'
xpos = subwrd(result,3)
ypos = subwrd(result,4)
write(xxxx,xpos)
write(xxxx,ypos)
endif

'draw string 'xpos' 'ypos' 'title
return