DESIGN (xvisual) functions
LIBRARY ROUTINE
xvw_create_zoom - create a zoom object
LIBRARY CALL
xvobject xvw_create_zoom(
xvobject parent,
char *name)
INPUT
- parent - the parent object; NULL will cause a
default toplevel to be created automatically
- name - a name for this particular instance of the zoom
object (for use in app-defaults files, etc)
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.