Drawing a path for an Object to Move Along

It's my first post here.

So, I've been looking for a way to make a game where you draw a path on the screen by the mouse or touchscreen. Once you've drawn a path, your player moves along that path. I'm thinking of making it work similar to this game:


Any ideas, guys?

Thanks!

Create an array of touch positions (vector2) and then use a for loop to place an image at each position and you can rotate each of the images to either the next position or from the previous position.