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LMFeedPDFViewer

Overview​

The LMFeedPDFViewer is a PDF viewing component that extends LMFeedViewController and uses PDFKit to display PDF documents. It provides a simple interface for embedding PDF viewing functionality in your feed or app.

File Location:
LMFeedPDFViewer.swift

Functionality​

UI Components​

  • pdfViewer: The underlying PDFView instance for rendering PDFs

Methods​

  • setupViews(): Adds the PDF view to the controller's view hierarchy
  • setupLayouts(): Pins the PDF view to the controller's view
  • configure(with:): Loads a PDFDocument into the viewer

Delegate​

  • Implements PDFViewDelegate to handle link clicks and other PDF interactions

Customization​

CustomFeedPDFViewer.swift
class CustomFeedPDFViewer: LMFeedPDFViewer {
    override func setupViews() {
        super.setupViews()
        // Add custom views if needed
    }
    
    override func setupLayouts() {
        super.setupLayouts()
        // Add custom layout constraints if needed
    }
}
AppDelegate.swift
func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
    LMUIComponents.shared.pdfViewer = CustomFeedPDFViewer.self
    // ...
    return true
}