GWITM

GDDM-GKS V1R1 Programming Guide and Reference

GWITM

GDDM-GKS V1R1 Programming Guide and Reference
SC33-0334-00

Purpose


GWITM	(wkid, type, idrl, ldr, datrec)

APL code	1407
GKS RCP code	X'38006500' (939549952)

Function: To write item to GKSM.

Metafile function. Writes a user item to a GKS metafile (GKSM) workstation.

Parameters

wkid (specified by user) (fullword integer)
The workstation identifier.

type (specified by user) (fullword integer)
The item type. For user items, the item type must be greater than 100.

idrl (specified by user) (fullword integer)
The number of significant characters in the data record.

ldr (specified by user) (fullword integer)
The dimension of the data record array datrec. This is the number of 80-character records in the array.

datrec (specified by user) (array of 80-byte character tokens)
The data record array.

Operating states

WSAC, SGOP

Related functions

Get item type from GKSM (GGTITM), Read item from GKSM (GRDITM)

Description

Output is generated on a GKSM output workstation if it is active.

This function can be used only to pass non-graphical data to the metafile. Graphical data is passed automatically, once a metafile output (MO) workstation has been activated. User items can be read from an input metafile using Read item from GKSM (GRDITM) but cannot be interpreted.

Principal errors

5: GKS not in proper state: GKS shall be either in the state WSAC or in the state SGOP
20: Specified workstation identifier is invalid
30: Specified workstation is not active
32: Specified workstation is not of category MO
160: Item type is not allowed for user items
161: Item length is invalid

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