Description:
Associate a graphics workstation with the specified Graphics Device
Parameter and return an SGS zone identifier to reference the base zone of the workstation.
Invocation
CALL SGS_ASSOC ( PNAME, MODE, ZONE, STATUS )
Arguments
PNAME =
CHARACTER()
(Given)
Expression specifying the name of a graphics parameter.
MODE =
CHARACTER()
(Given)
Expression specifying the access mode. If it is ’READ’ or ’UPDATE’, a vdu workstation
screen will not be cleared when the workstation is opened. If it is ’WRITE’, the screen will be cleared
as usual.
ZONE = INTEGER (Returned)
A Variable to contain the Zone identifier.
STATUS =
INTEGER (Given and returned)
The global status.
Notes:
The facility whereby update mode does
not to clear the workstation is specific to RAL GKS and is not implemented for all workstations.
Copyright © 2000 Council for the Central Laboratory of the Research Councils