setImScroll

setImScroll ( integer Image, integer X, integer Y )

Use this function to scroll the viewable area of an image in the image frame.

Parameters

Image

An integer between 1 and 99 specifying the number of the frame.

X, Y

Positive integers specifying the pixel coordinates of the top left origin of the viewable area of the image

Error flags

ERR_OK

The flag set if successful.

ERR_FAILED

The flag set if failed.

Example

This set of statements continuously pans the image in its frame:

grabIm(1)

setImZoom(1,2)

For x=0 to 300

setImScroll(1,x,0)

Next

For y=0 to 200

setImScroll(1,x,y)

Next

For z=200 to 0

setImScroll(1,z,z)

Next

Remark

If the specified coordinates exceed the allowable values for the view origin they will be automatically readjusted to the maximum allowable values.