Placement parameters

Placement formats are used by barcode and text commands in very similar way. This section uses primarily the barcode command in examples, however, unless otherwise noted, the command syntax for the text command is identical.

See alignment types for illustration of the following parameters.

Terminology

Target

Distinct feature of PDF page relatively to which barcode or text are positioned. It can be:

The whole page, anchor, footer, header, previously placed element.

Element

Barcode or text positioned on a page.

Alignment point

One of the following locations on a target or an element and their identification values.

topleft, tl, lt	Top left
topcenter, tc, ct	Top center
topright, tr , rt	Top right
bottomleft, bl, lb	Bottom left
bottomcenter, bc, cb	Bottom center
bottomright, br, rb	Bottom right
center, c	Center
centerleft, cl, lc	Left center
centerright, cr, rc	Right center

TargetAP

Alignment point on a target

ElementAP

Alignment point on a element,

Alignment

Identifies how to position an element relatively to a target. Specified as:
TargetAP:ElementAP, e.g. topleft:topleft places barcode in the top left corner of a page.

Margin

Distance from the edge of the page to the corresponding edge of the element.
Positive value denotes position of the element:

To the right of left edge
To the left of the right edge
Down from the top edge
Up from the bottom edge

Offset

Shift of ElementAP in respect to TargetAP in specified direction: left, up, right, down
Negative value indicates offset in the opposite direction.