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IMGLINE

IMGLINE

Name


      IMGLINE

Purpose


      Interactive line on the screen.

Category


Calling Sequence


      imgline

Inputs


Keyword Parameters


Keywords


        P1=p1 Returned screen x,y of endpoint 1.
        P2=p2 Returned screen x,y of endpoint 2.
        LENGTH=len Returned line length.
        FACTOR=f Length conversion factor (def=1).
        COLOR=col Plot color.
        /INITIALIZE Initialize.
        /QUIET suppresses messages.

Outputs


Common Blocks


      imgline_com

Notes


      Notes: length is listed and returned in pixels unless
        over-ridden by FACTOR.

Modification History


      R. Sterner, 18 Mar, 1993
      R. Sterner, 1998 Jan 15 --- Dropped use of !d.n_colors.
  Copyright (C) 1993, 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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