House builder where the customer can select dimension of the house and placement of window.

Job ID: 32000581

Budget: $750 – $1,500 USD

We would like to develop a tool like the following
https://bygglovdirekt.se/products/bygglovshandlingar/.

The purpose of this is to have the customer change the dimensions and type of roof and get a new calculation of price of the project. It could be able to create blue prints of the object to send to local government for approval.

We would like to se this in unity. But we accept outer motivated suggestions.