Convert HTML to PNG in C++
High performance HTML to PNG conversion using C++ library without the need of Microsoft Excel, OpenOffice or Adobe Acrobat installation.
Aspose.Cells for C++
Overview
Convert HTML to PNG Using C++
How do I convert HTML to PNG? With Aspose.Cells for C++ library, you can easily convert HTML to PNG programmatically with a few lines of code. Aspose.Cells for C++ is capable of building cross-platform applications with the ability to generate, modify, convert, render and print all Excel files. C++ Excel API not only convert between spreadsheet formats, it can also render Excel files as images, PDF, HTML, ODS, CSV, SVG, JSON, WORD, PPT and more, thus making it a perfect choice to exchange documents in industry-standard formats. You can download its latest version directly, just open NuGet package manager, search for Aspose.Cells.Cpp and install. You may also use the following command from the Package Manager Console.
Command
PM> Install-Package Aspose.Cells.Cpp
Save HTML to PNG in C++
The following example demonstrates how to convert HTML to PNG in C++.
Follow the easy steps to convert HTML to PNG. Upload your HTML file, then simply save it as PNG file. For both HTML reading and PNG writing you can use fully qualified filenames. The output PNG content and formatting will be identical to the original HTML document.
Aspose::Cells::Startup();
Workbook wkb(u"Input.xlsx"));
wkb.Save(u"Output.pdf");
Aspose::Cells::Cleanup();
How to Convert HTML to PNG via C++
Need to convert HTML files to PNG programmatically? C++ developers can easily convert HTML to PNG in just a few lines of code.
- Install ‘Aspose.Cells for C++’.
- Add a library reference (import the library) to your C++ project.
- Load HTML file using Workbook.
- Convert HTML to PNG by calling Save() method.
- Get the conversion result of HTML to PNG.
C++ library to convert HTML to PNG
There are three options to install “Aspose.Cells for C++” onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:
- Install a NuGet Package . See Documentation
- Install the library using Include and lib Folders. See Documentation
- Install Aspose.Cells for C++ in Linux. See Documentation
System Requirements
Before running the C++ conversion sample code, make sure that you have the following prerequisites.
- Microsoft Windows or a compatible OS with C++ Runtime Environment for Windows 32 bit, Windows 64 bit and Linux 64 bit.
- Add reference to the Aspose.Cells for C++ DLL in your project.
HTML What is HTML File Format?
HTML (Hyper Text Markup Language) is the extension for web pages created for display in browsers. Known as language of the web, HTML has evolved with requirements of new information requirements to be displayed as part of web pages. The latest variant is known as HTML 5 that gives a lot of flexibility for working with the language. HTML pages are either received from server, where these are hosted, or can be loaded from local system as well. Each HTML page is made up of HTML elements such as forms, text, images, animations, links, etc. These elements are represented by tags and several others where each tag has start and end. It can also embed applications written in scripting languages such as JavaScript and Style Sheets (CSS) for overall layout representation.
Read MorePNG What is PNG File Format?
A PNG (Portable Network Graphics) file is a raster image file format that uses lossless compression. This file format was created as a replacement of Graphics Interchange Format (GIF) and has no copyright limitations. However, PNG file format does not support animations. PNG file format supports lossless image compression that makes it popular among its users. With the passage of time, PNG has evolved as one of the widely used image file formats.
Read MoreOther Supported Conversions
You can also convert HTML to many other file formats including few listed below.