d2dlib

Direct2D wrapper library for .NET applications.

About the projects

Project	Language	Description	Output DLL
d2dlib	VC++	Direct2D wrapper host side library, calling Windows SDK and Direct2D API	d2dlib.dll
d2dlibexport	C#	Direct2D client side interface between .NET and VC++ library, calling d2dlib.dll	d2dlibexport.dll
d2dlibexportwinform	C#	Provides the .NET classes like D2DWinForm and D2DControl that use Direct2D hardware-acceleration rendering	d2dlibwinform.dll

How to use

1. Compile every projects or use the DLLs from the binary folder directly
2. Add d2dlibexport.dll and d2dlibwinform.dll as your project references
3. Put d2dlib.dll in the Debug, Release or folder where your application runs
4. Make your windows form or control inherited from D2DForm or D2DControl class
5. Override OnRender(D2DGraphics g) method (do not override .NET OnPaint method)
6. Draw anything inside OnRender method via the g context

Sample

Draw ellipse

protected override void OnRender(D2DGraphics g)
{
  var ellipse = new D2DEllipse(0, 0, 10, 10);
  g.DrawEllipse(ref ellipse, D2DColor.Gray);
}

Draw text

g.DrawText("Hello World", D2DColor.Yellow, this.Font, 100, 200);