The concept of OrthoGraph is unique mostly because of handling the measured distances intelligently. It means anything you measure will move the targeted corner or element to its new location based on the measurements. This results in accurately measured rooms, exact wall lengths and angles.
But what is the situation when you decide to minimize the measurements, you wish to move the corners to the reuired angles, and enter one distance to another corner.
Let's see this video, OrthoGraph supports this behavior with great comfort: