swift 5 show pdf in image view

import UIKit import PDFKit class ViewController: UIViewController { @IBOutlet var pdfView: PDFView! override func viewDidLoad() { super.viewDidLoad() if let path = Bundle.main.path(forResource: "sample", ofType: "pdf") { if let pdfDocument = PDFDocument(url: URL(fileURLWithPath: path)) { pdfView.displayMode = .singlePageContinuous pdfView.autoScales = true pdfView.displayDirection = .vertical pdfView.document = pdfDocument } } } }

swift pdf preview image

import PDFKit

func pdfThumbnail(url: URL, width: CGFloat = 240) -> UIImage? {
  guard let data = try? Data(contentsOf: url),
  let page = PDFDocument(data: data)?.page(at: 0) else {
    return nil
  }

  let pageSize = page.bounds(for: .mediaBox)
  let pdfScale = width / pageSize.width

  // Apply if you're displaying the thumbnail on screen
  let scale = UIScreen.main.scale * pdfScale
  let screenSize = CGSize(width: pageSize.width * scale, 
                          height: pageSize.height * scale)

  return page.thumbnail(of: screenSize, for: .mediaBox)
}

Posted by: Guest on December-14-2020

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