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DCL:GRPH1:SGPACK: User Interface:Explanation of Subroutines

2.8.6 SGSTXI

1.

Function

Sets the line index for a text drawn with SGTXU, SGTXV, and SGTXR.

2.

Call

CALL SGSTXI(INDEX)

3.

Explanation of Parameters

INDEX

(I)

The line index of a text. (See Section 1.7. Initial value is 1.)

4.

Notes

(a)

INDEX must be larger than 1. When  INDEX is 0, a message is printed, and no other steps are taken.

(b)

The validity of the INDEX is not checked in this routine. It is checked when SGTXU, SGTXV, or SGTXR is called.

(c)

The current line index for the text can be inquired by

CALL SGQTXI(INDEX)

.