INITIALIZE CHOICE

PINCH

CALL SEQUENCE

CALL PINCH (WKID, CHDNR, ISTAT, ICHNR, PET, XMIN, XMAX, YMIN, YMAX, LDR, DATREC)

INPUT PARAMETERS

INTEGER WKID

Workstation identifier.

INTEGER CHDNR

CHOICE input device identifier.

INTEGER ISTAT

Choice initial state:

POK:	1 (OK)
PNCHOI:	2 (NO CHOICE)

INTEGER ICHNR

Choice initial value.

INTEGER PET

Echo type.

REAL XMIN,XMAX,YMIN,YMAX

Echo area in DC.

INTEGER LDR

Number of data records.

CHARACTER*80 DATREC(LDR)

Data record.

PHIGS STATE

(PHOP, WSOP, *, *).

EFFECT

This function restricts the 3D initialize choice function to 2D.

ERRORS

3

Ignoring function, function requires state (PHOP, WSOP,*,*)

54

Ignoring function, the specified workstation is not open

61

Ignoring function, specified workstation is neither of category INPUT nor of category OUTIN

250

Ignoring function, the specified device is not available on the specified workstation

251

Ignoring function, the function requires the input device to be in REQUEST mode

254

Ignoring function, invalid echo area volume: XMIN>=XMAX, YMIN>=YMAX

255

Ignoring function, one of the echo area volume boundary points is outside the range of the device

253

Ignoring function, the specified prompt echo type is not available on the specified workstation

260

Ignoring function, one of the fields within the input device data record is in error

261

Ignoring function, initial value is invalid

SEE ALSO

initialize choice 3, set choice mode, request choice, sample choice, get choice, inquire choice device state, inquire default choice device state, inquire number of available logical input devices