CAD File Conversion API for .NET

Nuget

Aspose.CAD for .NET is a standalone class library to enhance ASP.NET & Windows applications to process & render CAD drawings without requiring AutoCAD or any other rendering workflow. The CAD Class Library allows high-quality conversion of DWG, DWF, DWFX, DWT, DGN, STL, OBJ, STL, CF2, IGES, IFC, PLT, and DXF files, layouts, and layers to PDF & raster image formats.

CAD File Processing Features

Convert CAD to PDF.
Convert CAD to images.
Track files processing progress.
Manipulate drawing entities and blocks.
Select and convert specific layouts of CAD drawings.
Select and convert specific layers of CAD drawings.
Adjust CAD drawing size before rendering.

Supported Read CAD Formats

AutoCAD®: DWG, DGN, DWT, DWF, DWFx
Data Model: IFC
CAD Data Exchange: IGES
3D Printing: STL
Vector Based Plotter: PLT
3D Package Design CF2
3D Geometry: OBJ

Supported Read & Write CAD Formats

AutoCAD®: DXF (Write feature is partially supported)

Save CAD As

Fixed Layout: PDF
Raster Image: TIFF, JPEG, PNG, GIF, BMP

Platform Independence

Aspose.CAD for .NET supports .NET framework (ASP.NET applications & Windows applications) as well as .NET Core. It supports any 32-bit or 64-bit operating system where .NET or Mono framework is installed, this includes but is not limited to, Microsoft Windows desktop (XP, Vista, 7, 8, 10), Microsoft Windows Server (2003, 2008, 2012), Microsoft Azure, Linux (Ubuntu, OpenSUSE, CentOS, and others), and Mac OS X.

Get Started

Are you ready to give Aspose.CAD for .NET a try? Simply execute Install-Package Aspose.CAD from Package Manager Console in Visual Studio to fetch the NuGet package. If you already have Aspose.CAD for .NET and want to upgrade the version, please execute Update-Package Aspose.CAD to get the latest version.

Add Watermark to CAD using C# Code

You can execute the below code snippet to see how the API performs in your environment or check the GitHub Repository for other common usage scenarios.

CadText text = new CadText();
text.DefaultValue = "Watermark text";
text.TextHeight = 40;
text.FirstAlignment = new Cad3DPoint(300, 40);

Export DXF to PDF using C# Code

var rasterizationOptions = new CadRasterizationOptions();
rasterizationOptions.PageWidth = 500;
rasterizationOptions.PageHeight = 500;

rasterizationOptions.Layouts = new string[] {
  "Model"
};
var pdfOptions = new PdfOptions();
pdfOptions.VectorRasterizationOptions = rasterizationOptions;
cadImage.Save(dir + "output.pdf", pdfOptions);

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