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#APPLE PDFKIT TUTORIAL HOW TO#
#APPLE PDFKIT TUTORIAL PDF#
#APPLE PDFKIT TUTORIAL PORTABLE#

#APPLE PDFKIT TUTORIAL PDF#

Once that finishes the PDF URL is yours to do with as you please. Ending the page and closing the PDF document.Rendering the SwiftUI views onto that page.Create a CGContext object to handle the PDF pages.This might be a fixed size like A4 or US Letter, or might be the size of the view hierarchy you’re rendering.

Telling SwiftUI how big you want the PDF to be.

Calling render() on the image renderer to start your rendering code.

Creating a URL where SwiftUI can write the image data.

Deciding which views you want to render.

Let imgBinary = Buffer.SwiftUI’s ImageRenderer class can render views any SwiftUI views to PDFs, and yes: all the text and shapes remain vectors, so they scale up beautifully.Ĭreating a PDF with ImageRenderer takes eight steps: This function gets an image from a web URL using the axios library and displays it in the PDF document. "use strict"Ĭonst _REQUEST_UTIL = require("./RequestUtil") Let ig = new _INVOICE_GENERATOR(_kINVOICE_DATA) Ĭreate a class (InvoiceGenerator.js) for calling the PDFKit library to generate the PDF document. ItemDescription: "Best Run desktop computer", ItemDescription: "Best Run laptop computer", "use strict"Ĭonst _INVOICE_GENERATOR = require("./InvoiceGenerator") It is passed as an argument into InvoiceGenerator.js to generate the PDF document. The sample invoice data is defined as a JSON object. _REQUEST(requestPayload, function(err, response)Ĭreate the main function (GenInvoice.js) to provide the sample invoice data to be displayed in the generated PDF document. Return new Promise(function(resolve, reject) In the sample code of this article, the doRequest function is called to get the content of an image file from a web URL.

The doRequest function returns a Promise object which eventually will return a resolved state or a rejected state. npm initĬreate a Node module (RequestUtil.js) to handle requests. The sample code shown in this article is partly based on another article Generating a PDF in Nodejs ( ).įrom the command line or terminal, add the dependency libraries after project initialization. However, for demonstration purpose, this article shows how these two libraries can be used to load an image from a web URL and display it in the PDF document. During implementation, you only need either Request or axios for requests/responses. Other libraries used in this example are Request ( ) and axios ( ). The documentation can be found at the website ( ). The JavaScript PDF document generation library for Node.js used in this example is PDFKit ( ). There are also backend systems such as Enterprise Resource Planning (ERP), Supply Chain Management, Blockchain network etc. A business application in BTP typically includes a user interface, microservices that contain business logic, and technical operations. SAP Business Technology Platform (BTP) provides a fast and easy way to create, run, manage, and scale business applications in the cloud.

#APPLE PDFKIT TUTORIAL HOW TO#

This blog post shows examples of how to generate a PDF document in business applications using Node.js. Often enough, a business application needs to generate PDF documents based on business data and images (such as receipts, certificates, etc.). Also, as expected, the app indicates that the user has edited the PDF and, as such, is.

#APPLE PDFKIT TUTORIAL PORTABLE#

Portable Document Format (PDF) is one of the most common document formats used for electronic documents in businesses due to its nature of being read-only, having rich formatting styles, and being compact in size, etc. The Problem In the Preview app in macOS (or the Files app in iOS and iPadOS), when a user selects a radio button to 'On', the radio button appears to behave as expected (with related radio buttons, sharing the same parent form field, appearing to turn 'Off').