This rules you can use as external and edit for your needs in iLogic environment (specific framework of vb.Net inside of Autodesk Inventor) or in your favorite text editor. Just copy the script you ...

Answer: In Autodesk Inventor, after creating a drawing sketch—whether via the user interface or API—the option to insert an image directly into the sketch is disabled (grayed out), as shown below.

The interfaces for iLogic exists with <Inventor Installation Path>\bin\ Autodesk.iLogic.Automation.dll and Autodesk.iLogic.Interfaces.dll. The iLogicAutomation is the entrance of iLogic.