libzhtml2pdf - WebKit2-based HTML-to-PDF Converter with Simple API

libzhtml2pdf is a C-based library designed for converting HTML documents into PDF format. This library uses WebKit2GTK-4.0 as its rendering engine for HTML content, allowing you to create high-quality PDFs from HTML with ease. It offers a simple API that can be integrated into various applications and projects.

Prerequisites

Before compiling libzhtml2pdf, you need to ensure that the following dependencies are installed on your system:

1. WebKit2GTK-4.0

  • Version: 4.0 (or later)

2. Zig Compiler

  • Version: 0.13 (or later)

Building libzhtml2pdf

Once you have the prerequisites installed, you can proceed to compile libzhtml2pdf on your system. Follow these steps:

  1. Clone the Repository:

First, clone the libzhtml2pdf repository from GitHub or another source:

   git clone https://github.com/your-repository/libzhtml2pdf.git
   cd libzhtml2pdf
   build zig

After successfully compilation it will produce static library to zig-out/lib

CAPI Example usage

#include "zhtml2pdf.h"

int main() {
    init_zhtml2pdf();

    const char* html_content = "<html><body><h1>Sample PDF</h1><p>This is a test PDF generated from HTML.</p></body></html>";

    unsigned char* pdf_data = NULL;
    int size = zhtml2pdf_convert(html_content);
    if (size < 0) {
        printf("Failed to convert html to pdf!\n");
        return -1;
    }

    printf("PDF successfully created!\n");
    // Do whatever you want with pdf, output is in base64

    zhtml2pdf_free(pdf_data);
    deinit_zhtml2pdf();

    return 0;
}