---
title: "Vision - PDF Viewer Scripting Functions"
---

# Vision - PDF Viewer Scripting Functions

> This page details the various component and extension functions available for Vision's PDF Viewer component.
> Component Functions

This page details the various component and extension functions available for Vision's PDF Viewer component.
## Component Functions

### .loadPDFBytes(bytes, name)
* Description
    * This function will pass in the bytes of a PDF and load them into the PDF Viewer component. Please see [Storing Files in a Database](platform/sql-in-ignition/common-sql-tasks/storing-files-in-a-database/storing-files-in-a-database.md) for more details

* Parameters
    * string **bytes** - The bytes of the PDF to be displayed on the component

    * string **name** - The name of the PDF

* Return
    * None

### .print(showDialog)
* Description
    * This function will print the PDF.

* Parameters
    * boolean **showDialog** - If true, shows the user a print dialog. Default is true [optional]

* Return
    * None

### .setZoomFactor(zoom)
* Description
    * This function will set the current zoom level of the PDF, adjusted to stay within the minimum / maximum zoom range. Will zoom in on center of page.

* Parameters
    * float **zoom** - Zoom factor to use. 1.0 is no zoom.

* Return
    * None

## Extension Functions
This component does not have extension functions associated with it.