Name

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      BOXAREA

Purpose

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      Select an area with a box.

Category

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Calling Sequence

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      boxarea, x1, y1, x2, y2

Inputs

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Keyword Parameters

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Keywords

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

Outputs

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

Common Blocks

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Notes

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      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

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      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.