Clicked windows default to moving the center to the mouse position

[Sanokei]

its more of an aesthetic thing, it would be a fix with changing how DragUI.cs calculates where the mouse pos is relative to the draggable object.

while you are at it make the draggable an interface

[Sanokei]

I tried to use the mouse pointer data to do this but the localposition still freaked out on me, this isnt a bug so ill fix it later on.