target audience

Building with CadLib is the easiest way to read, write, and display AutoCAD files in your own computer programs. Developers use the Wout Ware CadLib Library to handle vector graphics without needing the actual AutoCAD software. This article teaches you how to start a new project, add shapes, and save your work using basic C# code. 1. Set Up Your Project

First, open Visual Studio and create a new C# .NET console application. You need to add the CAD library to your project code. You can download the package from NuGet by searching for Wout Ware CadLib. 2. Start a New Drawing

To make a new CAD file, you must build an empty model space. This space acts as your blank digital canvas.

// Create a clean CAD model DxfModel model = new DxfModel(); Use code with caution. 3. Draw Shapes and Lines

Now you can add geometric shapes to your empty canvas. The library lets you choose colors, positions, and sizes for every shape you make.

Lines: To draw a straight line, pick a start point and an end point.

// Draw a basic line from point A to point B DxfLine line = new DxfLine(new Point3D(0, 0, 0), new Point3D(10, 10, 0)); model.Entities.Add(line); Use code with caution.

Circles: To draw a circle, pick a center spot and set the radius size.

// Draw a circle in the middle DxfCircle circle = new DxfCircle(new Point3D(5, 5, 0), 2.5); model.Entities.Add(circle); Use code with caution. 4. Save Your Work

Once your design is done, save it to your computer. The system lets you write standard CAD formats like .dwg or .dxf.

// Save the final design as a DXF file DxfWriter.Write(“MyFirstDesign.dxf”, model); Use code with caution. Common CAD File Conversions

You can also use this library to transform your blueprints into normal images or papers. The table below shows what you can build from your CAD model: Target Format Common Use PDF Sharing blueprints with clients who do not have CAD tools. PNG / BMP Putting small pictures of your shapes on websites. SVG

Making scalable vector pictures that stay sharp when zoomed in. If you want to explore further,

C# .NET CAD – read, write, view AutoCAD DWG DXF files with CadLib