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Advanced JavaScript samples

linkPreloading

Shows how to preload WebViewer and documents to improve user experience.

linkText position

Shows how to extract text positions from a document. The sample highlights the positions with different colors.

linkRedaction

Shows how to redact and permanently remove text, images or graphics from a document.

linkDiff Documents

Shows how to render three synchronized panels where the middle panel shows pixel differences between the two documents.

linkMeasurement Annotations

Shows how to create annotations that measure distance, perimeter and area.

linkFlipbook

Demonstrates how to extract canvas of each page. The sample uses turn.js to render them.

linkOffline

Demonstrates how to use ServiceWorker to use WebViewer offline.

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