C# .NET Core P/Invoke wrapper for wkhtmltopdf library that uses WebKit to convert HTML to PDF and Image.
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HTMLconvert is a lightweight and easy to use wrapper for wkhtmltopdf library that will help you convert HTML to PDF/Image bytes. |
You can install the library via Nuget (HTMLconvert.NETCore). Run below command from package manager console:
PM> Install-Package HTMLconvert.NETCore -Version 1.0.0
wget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.focal_amd64.deb
sudo apt install ./wkhtmltox_0.12.6-1.focal_amd64.debwget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.bionic_amd64.deb
sudo apt install ./wkhtmltox_0.12.6-1.bionic_amd64.debwget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.xenial_amd64.deb
sudo apt install ./wkhtmltox_0.12.6-1.xenial_amd64.debwget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.buster_amd64.deb
sudo apt install ./wkhtmltox_0.12.6-1.buster_amd64.debwget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.stretch_amd64.deb
sudo apt install ./wkhtmltox_0.12.6-1.stretch_amd64.deb$ brew update && brew cask install wkhtmltopdfvar imageConverter = new Converter(new ImageTools(useGraphics: false));
var result = imageConverter.Convert(new ImageSettings()
{
Format = "png",
SmartWidth = true,
Quality = 100,
In = "https://google.com/"
});
var pathToImage = Path.Combine(Directory.GetCurrentDirectory(), "web.png");
File.Delete(pathToImage);
File.WriteAllBytesAsync(pathToImage, result); // Write bytes to .png filevar htmlContent = @"<!DOCTYPE html><html><head><title>HTML Tables</title></head><body><table><tr><th>First_Name</th><th>Last_Name</th><th>Marks</th></tr><tr><td>Sonoo</td><td>Jaiswal</td><td>60</td></tr><tr><td>James</td><td>William</td><td>80</td></tr><tr><td>Swati</td><td>Sironi</td><td>82</td></tr><tr><td>Chetna</td><td>Singh</td><td>72</td></tr></table></body></html>";
var imageConverter = new Converter(new ImageTools(useGraphics: false));
var result = imageConverter.Convert(new ImageSettings()
{
Format = "png",
SmartWidth = true,
Quality = 100,
}, htmlContent);
var pathToImage = Path.Combine(Directory.GetCurrentDirectory(), "HTMLcontent.png");
File.Delete(pathToImage);
File.WriteAllBytesAsync(pathToImage, result); // Write bytes to .png filevar pdfConverter = new Converter(new PdfTools(useGraphics: false));
var result = pdfConverter.Convert(new PdfSettings()
{
ColorMode = ColorMode.Color,
Orientation = Orientation.Portrait,
PaperSize = PaperKind.A4,
Margins = new MarginSettings()
{
Top = 10
}
},
new ObjectSettings() {
Page = "http://google.com/"
});
var pathToPdf = Path.Combine(Directory.GetCurrentDirectory(), "DocumentWeb.pdf");
File.Delete(pathToPdf);
File.WriteAllBytesAsync(pathToPdf, result); // Write bytes to .pdf filevar htmlContent = @"<!DOCTYPE html><html><head><title>HTML Tables</title></head><body><table><tr><th>First_Name</th><th>Last_Name</th><th>Marks</th></tr><tr><td>Sonoo</td><td>Jaiswal</td><td>60</td></tr><tr><td>James</td><td>William</td><td>80</td></tr><tr><td>Swati</td><td>Sironi</td><td>82</td></tr><tr><td>Chetna</td><td>Singh</td><td>72</td></tr></table></body></html>";
var pdfConverter = new Converter(new PdfTools(useGraphics: false));
var result = pdfConverter.Convert(new PdfSettings()
{
ColorMode = ColorMode.Color,
Orientation = Orientation.Landscape,
PaperSize = PaperKind.A4Plus,
},
htmlContent,
new ObjectSettings() {
PagesCount = true,
WebSettings =
{
DefaultEncoding = "utf-8"
},
HeaderSettings =
{
FontSize = 9,
Right = "Page [page] of [toPage]",
Line = true,
Spacing = 2.812
}
});
var pathToPdf = Path.Combine(Directory.GetCurrentDirectory(), "DocumentHTML.pdf");
File.Delete(pathToPdf);
File.WriteAllBytesAsync(pathToPdf, result); // Write bytes to .pdf file