ImageJ 40 by 40 box on cursor location

40X40BoxOnCursor.ijm

//make rectange 40 by 40 on cursor location

//get location of cursor
var cursorX, cursorY, cursorZ, buttonFlags;
getCursorLoc(cursorX, cursorY, cursorZ, buttonFlags);

//set rectange vars
var rectangleWidth = 40;
var rectangleHeight = 40;
var rectangleX = cursorX - (rectangleWidth / 2);
var rectangleY = cursorY - (rectangleHeight / 2);
makeRectangle(rectangleX, rectangleY, rectangleWidth, rectangleHeight);