Processing math: 100%

SGS_REQCU

Request cursor position

ACTION:
Waits for the user to press a key on the current SGS choice device and then returns the position of the cursor and the number of the choice key.
CALL:
SGS_REQCU(x,y,n)
OUTPUT PARAMETERS:

x,y

R

The cursor position in world coordinates.

n

I

The number of the key pressed.

GKS EFFECT:
GKS request locator is called. If the current choice device is not 0, GKS request choice is called.