OCG object
This object provides support for Optional Content Groups. OCGs hold a collection of graphical objects, and are known as layers. You can dynamically switch properties of layers to make them visible or invisible to provide navigation in a PDF document.
For more information, see The Layers Pane.
Properties & Methods
The OCG object supports all properties and methods included in the Acrobat JavaScript specification.
Example:
Turns an OCG named ‘Overlay’ on (to turn it off, just change true to false in JavaScript code).
function turnOverlayOCG(doc) { var ocgArray = doc.getOCGs(); for(var i=0; i<ocgArray.length){ if(ocgArray[i].name == “Overlay”){ ocgArray[i].state = true; } } }
| Properties |
|---|
| state |
| initState |
| locked |
| name |
| Methods |
|---|
| getIntent |
| getAction |
| setIntent |