Guides

Zooming

ComPDFKit for Web provides super zoom out and in to unlock more zoom levels, and pinch-to-zoom or double tap on the specific area to perform a smart page content analysis, or you can programmatically interact with it by using the following method.

Use the following methods to zoom in/out by a certain zoom value or scale.

javascript

// Zoom in.
docViewer.zoomIn()

// Zoom out.
docViewer.zoomOut()  

// Scale changed.
docViewer.webViewerScaleChanged(scale)

Name	Required	Type	Description
scale	yes	number	Zoom Scale, Zoom In: 10, Zoom Out: 0.5

Zooming ​

Zooming