AHK Bind for Tap/Doubletap keybinding

gistfile1.txt

;Tap 0 - Select RGB Layer (Ctrl+2)
;Double tap 0 - Select Layermask (Ctrl + \ )
Numpad0::
if numzero_presses > 0 ; SetTimer already started, so we log the keypress instead.
{
    numzero_presses += 1
    return
}
; Otherwise, this is the first press of a new series. Set count to 1 and start timer
numzero_presses = 1
SetTimer, NumZeroPresses, -300 ; Wait for more presses within a 300 millisecond window.
return

NumZeroPresses:
	IfEqual, numzero_presses, 1, Send, ^2
	IfEqual, numzero_presses, 2, Send, ^{\}
	numzero_presses = 0
return