DESIGN (xvisual) functions


LIBRARY ROUTINE

xvw_create_zoom - create a zoom object

LIBRARY CALL

xvobject xvw_create_zoom(
   xvobject parent,
   char     *name)

INPUT

OUTPUT

none

RETURN VALUE

The zoom object on success, NULL on failure

DESCRIPTION

The zoom object provides a zoom window which is used to zoom in on an image. It was designed for use in conjunction with an image object.

The zoom factor can be set as desired. The zoom object may be set to update on either Button Press or Pointer Motion events.

ADDITIONAL INFORMATION

none

EXAMPLES

none

SIDE EFFECTS

none

RESTRICTIONS

none

MODIFICATION

none

FILES

$DESIGN/objects/library/xvisual/src/Zoom.c

SEE ALSO

xvisual(3)

COPYRIGHT

Copyright (C) 1993 - 1997, Khoral Research, Inc. ("KRI") All rights reserved.