Name

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      TVRDBOX2B

Purpose

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      Read part of screen image using an interactive box.

Category

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Calling Sequence

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      tvrdbox2b, img, [x1,x2,y1,y2]

Inputs

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Keyword Parameters

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Keywords

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        /NOPROMPT Do not display prompt text.
        /BW Normally img is returned as a 24-bit color image.
            Use this keyword to return as an 8-bit image.
        TRUE=tr RGB band interleave dimension for img (def=3).
        EXITCODE=ex Returned exit code: 0=normal, 1=alternate.
          For an alternate exit img will not be updated.
        Other keywords known by box2b may also be used:
            /STATUS,/XMODE,/NOMENU,... (see box2b,/help for details).

Outputs

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      img = image read from screen. out
      x1,x2,y1,y2 = optional device coordinates of box. in,out

Common Blocks

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Notes

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Modification History

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      R. Sterner, 2008 Mar 27
  Copyright (C) 2008, 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.