• →↑↓← to move around • Z to zoom in, and S to zoom out • R to reset position • G to go to precise coordinates • C to change the color • While moving, press 0 to enlarge the view range, and press 1 to reduce it, this way you can stretch it • E to set X and Y back to the same scale • H to hide/show all of the variables
Change the function inside the script, there are a bunch of examples functions already here