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BOXAREA

BOXAREA

Name


      BOXAREA

Purpose


      Select an area with a box.

Category


Calling Sequence


      boxarea, x1, y1, x2, y2

Inputs


Keyword Parameters


Keywords


        FLAG=flg Exit flag: 0=ok, 1=abort.

Outputs


      x1,y1 = first box point. out
      x2,y2 = second box point. out

Common Blocks


Notes


      Notes: Open a box by dragging with left mouse button.
        Repeat to get desired box.
        Accept box with middle button.
        Reject box with right button.
        All coordinates are device coordinates.

Modification History


      R. Sterner, 1995 Oct 31
  Copyright (C) 1995, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.



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