Grasshopper, Parametric 2d Draw like CAD Program

Hello everybody!
Can I make 2d drawing like for in Solid Works program sketch?. Sketch must use be paremetric and I can use constraints (Verticle, Horizontal, Angular and Length).
For exemple; I draw 2d section for extrude. After i make extrude. I want to change 2d skech value but 3d model must be update.
Please help me!

Indeed, have a look a Kangaroo. There’s an example in the start of this (old) demo:


I can not see anything!

Is there any example GH?